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Class Information
Number: 29
Name: Metal working >
Description: This is the generic class of metal working or shaping. It comprises processes, tools, machines, and apparatus not classifiable in the specific classes relating to the manufacture of articles from metal. It also includes means which comprise a plurality of operations which separately might be classified in the specific classes, but which by their joinder include more than is covered by the definitions of such specific classes.










Class Number Class Name No. of Patents
29/DIG.75

Adjustable liquid level

0
29/DIG.78

Air blast and/or vacuum conveyor

15
29/DIG.82

Air current generated by cutter

2
29/DIG.64

Ambulatory cutter with fluent conduit

0
29/DIG.105

Assembly, magnetic, or indicia tool

12
29/901

Balancing method

36
29/25.01

Barrier layer or semiconductor device making

560
29/25.02

Barrier layer device making

76
29/25.03

Electrolytic device making (e.g., capacitor)

1196
29/2

Battery-grid making

223
29/2.1

Bias (i.e., helically) cutting of tubular stock

7
29/2.23

Including means to handle produced strip or web

3
29/2.24

With common adjustment for cutter

0
29/2.14

Including means to inflate stock

3
29/2.11

Including orbital cutter

0
29/2.13

With orbiting strip accumulator

1
29/2.12

Within stock support

0
29/2.25

Method

7
29/2.22

With means for arcuate shift of mandrel

2
29/2.15

With means to feed stock along support or mandrel

3
29/2.18

Axially

5
29/2.19

Rotatably

5
29/2.16

Single means produces compound motion

3
29/2.17

Endless belt drive means

0
29/2.2

With means to rotate and store stock supply

2
29/2.21

Axis of rotation parallel to support or mandrel

4
29/3

Buckle making

14
29/89.5

Burning in, wearing in, or oil burnishing

4
29/90.01

Burnishing

169
29/90.7

By shot peening or blasting

144
29/90.5

Continuous feed

15
29/90.6

Of gear article

22
29/90.1

Of water laid fibrous article (e.g., paper)

11
29/90.2

Heated burnishing member

2
29/90.3

Burnishing tool reciprocates across work surface

12
29/4

Button-fastener making

8
29/DIG.88

By projecting, squirting or dripping

3
29/DIG.73

Chain or belt conveyor

4
29/DIG.52

Chip breaker

2
29/DIG.71

Complete immersion of cutter

1
29/560

Convertible metal working machine

118
29/560.1

Vise type

7
29/4.6

Cord heddle making

0
29/5

Cotter-pin making

4
29/6.01

Crankshaft making apparatus

76
29/DIG.65

Cutter contained supply reservoir

0
29/DIG.97

Cutter engaging cleaner

0
29/DIG.50

Cutting fluid application and debris control

9
29/DIG.102

Debris chute

10
29/DIG.94

Debris remover, catcher, or deflector

43
29/DIG.72

Dip or splash supply

2
29/25.41

Electric condenser making

351
29/25.42

Solid dielectric type

1063
29/DIG.90

Elevated tank supply

0
29/6.1

Expanded metal making

120
29/6.2

By use of reciprocating perforator

31
29/DIG.47

Extruding with other step

45
29/7

Eyebolt or hook making

8
29/DIG.83

Fan coaxial with cutter

5
29/7.1

Fence barb making

29
29/7.2

By use of reciprocating cutter or die

3
29/7.3

By use of rotary cutter or die

2
29/76.1

Filing

25
29/76.3

Continuous band type

0
29/77

File-blank stripper

0
29/76.2

Of key article

4
29/76.4

Reciprocating type

5
29/902

Filter making

26
29/8

Finger-ring forming or sizing

20
29/903

Firearm bolt making

2
29/9

Fishhook making

2
29/DIG.99

Flexible conveyor

0
29/DIG.92

Fluid channel in cutter

1
29/DIG.54

Fluid control interrelated with machine tool mechanism

3
29/DIG.63

Fluid conveyor or applicator

4
29/DIG.66

Fluid flow to channeled cutter

1
29/DIG.69

Fluid spreader contacts cutter

0
29/17.1

Foil or other thin sheet-metal making or treating

27
29/18.1

Means for opening or separating a pack

1
29/17.2

Method

50
29/17.8

By shaving or longitudinal cutting

11
29/17.3

Clad or other composite foil or thin metal making

42
29/17.9

Using transitory material

6
29/17.4

With assembling or disassembling of a pack

15
29/17.7

Disassembling of a pack

5
29/17.6

Including bond prevention treatment

8
29/17.5

Using transitory solid cover material

7
29/DIG.15

Forming article on end of long stock and then cutting off

3
29/DIG.81

Gas as a conveyor

2
29/DIG.89

Gas entrained liquid supply

0
29/10

Gem and jewel setting

86
29/11

Hinge making or assembling

79
29/DIG.68

Hollow spindle contains

0
29/DIG.59

Hood actuated by tool or work approach

12
29/DIG.86

Hood encased cutter

17
29/23.51

Impeller making apparatus

49
29/12

Lacing-stud making

2
29/904

Laminated metal article making

7
29/DIG.95

Magnetic or electrostatic

19
29/DIG.28

Magnetic recording digest

6
29/905

Making coil wound wall screen

2
29/21.1

Means for forming clench-tongue (e.g., for tieband)

38
29/700

Means to assemble or disassemble

233
29/233

Brake lining to brake shoe

20
29/283.5

By deforming

366
29/240

By rotation of work part

287
29/240.5

Means to insert or remove helix

44
29/238

Compressing parts together face to face

114
29/237

Coupling to conduit

423
29/807

Crystal to watch or clock

4
29/806

Film or tape cartridge

124
29/726

Heat exchanger

220
29/727

Including deforming means

292
29/726.5

Including means to manipulate heat exchanger tube bundle

53
29/799

Including assembly pallet

102
29/722

Including means to provide a controlled environment

43
29/281.5

Including means to relatively position plural work parts

473
29/821

Including means to vibrate work

46
29/800

Including provision to utilize thermal expansion of work

30
29/822

Including work conveyer

258
29/823

Including transporting track

87
29/824

And work carrying vehicle

130
29/237.5

Loose-leaf sheet binder

1
29/270

Means comprising hand manipulatable tool

397
29/271

Aligner or center

247
29/273

Auto wheel with auto chassis

57
29/274

Clutch plates

20
29/272

Tube with tube

103
29/278

Hand gripper for direct push or pull

401
29/279

Centrifugal separator

5
29/280

Tube sleeve or ferrule applying or removing

156
29/281

Thread-tapping grip

14
29/275

Means comprising impact receiving tool

197
29/276

C-frame

30
29/277

Thread protector (e.g., wheel axle type)

6
29/269

Means comprising piston ring group contractor or holder

21
29/729

Means to assemble electrical device

340
29/745

Conductor

179
29/746

Electrode

90
29/755

Multiple, independent conductors

279
29/756

Switch or fuse

42
29/747

Terminal or connector

356
29/748

Assembled to wire-type conductor

384
29/750

Means comprising hand-manipulatable implement

115
29/751

Fastening by deformation

448
29/752

Fastening by elastic joining

32
29/753

Means to fasten by deformation

596
29/754

Means to fasten by elastic joining

84
29/749

Means to simultaneously assemble multiple, independent conductors to terminal

428
29/738

Laminated device

147
29/737

Magnetic memory device

125
29/758

Means comprising hand-manipulatable implement

392
29/759

Means to align and advance work part

779
29/744

Means to apply magnetic force directly to position or hold work part

86
29/743

Means to apply vacuum directly to position or hold work part

649
29/761

Means to fasten by deforming

104
29/739

Means to fasten electrical component to wiring board, base, or substrate

896
29/740

Chip component

1176
29/741

Multilead component

682
29/757

Means to simultaneously fasten three or more parts

89
29/732

Motor or generator

440
29/736

Including deforming means

277
29/733

Means to assemble commutator

46
29/734

Means to position insulation

118
29/735

Means to stake wire to commutator or armature

64
29/742

Multiple station assembly apparatus

230
29/730

Storage cell or battery

230
29/731

Including deforming means

54
29/760

With work-holder for assembly

466
29/801

Means to assemble or disassemble container and fluid component

62
29/762

Means to disassemble electrical device

228
29/764

Means comprising hand-manipulatable implement

326
29/763

Storage cell or battery

28
29/798

Means to drive self-piercing work part

377
29/808

Means to insert or extract pen point

5
29/771

Means to interrelatedly feed plural work parts from plural sources without manual intervention

150
29/787

And means to fasten work parts together

145
29/788

By deforming

88
29/789

By elastic joining

47
29/790

By friction fit

41
29/772

Box or pallet assembly means

53
29/784

Including assembly pallet

109
29/786

Including converging conveyers

88
29/785

Including turret-type conveyer

93
29/773

Means to assemble container

73
29/774

Handle to container

8
29/777

Hypodermic syringe

9
29/778

Including fluid component

12
29/775

Label to container

15
29/776

Pressurized dispensing container

6
29/783

Multiple station assembly apparatus

187
29/779

Running-length work

35
29/782

Assembled to article

20
29/780

Means including orbiting running-length work supply

5
29/781

Pipe section

19
29/728

Means to place sheath on running-length core

53
29/765

Means to place traveler on ring or ring on bobbin of a textile machine

8
29/231

Means to stake watch or clock

4
29/232

Plier type

2
29/241

Means to string

101
29/791

Multiple station assembly or disassembly apparatus

190
29/793

Including converging conveyers

45
29/794

And primary central conveyer

48
29/792

Including turret-type conveyer

102
29/795

Means to fasten work parts together

98
29/796

By deforming

64
29/797

By elastic joining

21
29/723

Nuclear device

192
29/243.5

Overedge assembling means

325
29/243.517

Annular work

91
29/243.518

With radially acting tool inside annular work

47
29/243.519

With second workpiece inside annular work one workpiece moved to shape the other

60
29/243.521

Comprising driver for snap-off-mandrel fastener; e.g., pop (tm) riveter

97
29/243.527

Having allochiral actuating handles

22
29/243.528

Having repositionable annulus engaging tool

14
29/243.526

Having rotary drive mechanism

48
29/243.522

Including near side fastener shaping tool

38
29/243.523

Pneumatic- or fluid-actuated tool

93
29/243.524

Liquid

19
29/243.525

And gas

102
29/243.529

Including near side fastener shaping tool

42
29/243.51

Belt-hook attacher

37
29/243.57

Binding or covering

56
29/243.58

Edge binding

177
29/243.56

Clip applier

266
29/243.53

Riveter

273
29/243.54

Single header

88
29/243.55

Pipe joiner

13
29/222

Piston ring inserter or remover

32
29/223

Plier-type operation

2
29/224

With ring encirclement

5
29/244

Puller or pusher means, contained force multiplying operator

134
29/251

Arbor-type press means

92
29/246

Battery post and terminal

7
29/247

Cotter pin and cooperating member

5
29/248

Plier type means

4
29/252

Having fluid operator

499
29/267

Having lever operator

278
29/268

Plier type means

215
29/254

Having percussion or explosive operator

129
29/255

Tube, sleeve, or ferrule inserting or removing

194
29/256

Having screw operator

168
29/257

C-frame

84
29/258

Central screw, work-engagers around screw

47
29/266

Plate or bar forms work-engager

69
29/263

Tubular or tube segment forms work-engager

188
29/265

Movable grippers on screw

37
29/264

Screw threaded work-engager

111
29/259

Work-engager arms along or parallel to screw

129
29/261

Pivotal arms

103
29/262

Pivotal grippers on screw

24
29/260

With arm connecting engaging means

26
29/253

Having wedge operator

66
29/245

Hubcap and hub

8
29/250

Machine key and another member

1
29/249

Valve stem pin or key and another member

27
29/724

Roller or ball bearing

110
29/725

Including deforming means

32
29/819

Running-length work

60
29/820

Assembled on core

27
29/766

Slide fastener

127
29/770

Disassembly means

44
29/768

Means to assemble slider onto stringer

84
29/767

Means to assemble stop onto stringer

69
29/769

Means to assemble teeth onto stringer

25
29/239

Spreading parts apart or separating them from face to face engagement

309
29/225

Spring applier or remover

73
29/229

Circular spring

168
29/228

Flat spiral spring (e.g., watch or clock type)

10
29/227

Helical spring

159
29/230

Leaf spring

10
29/226

Transmission spring

7
29/235

To apply or remove a resilient article (e.g., tube, sleeve, etc.)

824
29/235.5

Nipple to nursing bottle

1
29/236

Well protector to sucker rod

6
29/243

Tool chuck and tool

37
29/242

Tool handle and tool

30
29/805

Toy doll

5
29/234

Tube and coextensive core

123
29/282

Tube, sleeve or ferrule

305
29/804

Tumbler lock

16
29/213.1

Valve applying or removing

136
29/215

Engine valve spring compressor (only)

20
29/219

Lever operated

16
29/221

Plier type

4
29/220

Single jaw or valve engagement

14
29/216

Plural spring engagement

10
29/217

Screw operated

20
29/218

Parallel or tong type, side entrance

4
29/214

Engine valve unit puller or applier

28
29/221.6

Removal tool

43
29/221.5

To or from wheel rim of resilient tire or tube

27
29/802

Vehicle wheel

68
29/803

Railway wheel

3
29/709

With control means energized in response to activator stimulated by condition sensor

300
29/710

Including means to divert defective work part

48
29/711

Multiple station assembly or disassembly apparatus

113
29/712

Including position sensor

193
29/713

Responsive to timer

18
29/714

Responsive to work or work-related machine element

323
29/719

Including means to apply magnetic force directly to position or hold work

34
29/715

With means to fasten by deformation

168
29/716

Self-piercing work part

67
29/717

With means to fasten by elastic joining

39
29/718

With means to fasten by frictional fitting

52
29/809

With magazine supply

338
29/810

And magnetic work-holder or positioner

27
29/811.2

Assembling means comprising hand-manipulatable implement

63
29/812.5

Comprising driver for snap-off-mandrel fastener; e.g., pop (tm) riveter

56
29/815

Means to assemble tire stud into tire tread

2
29/816

Means to fasten by deforming

53
29/817

Fastening sinker to fishing line

2
29/812

One work part comprising living tissue

3
29/813

One work part comprising nut or screw

29
29/814

One work part comprising paper clip

14
29/818

Means to fasten by deforming

105
29/701

With means to regulate operation by use of templet, tape, card or other replaceable information supply

124
29/704

Web or strand-carried information supply

11
29/702

With comparator

43
29/703

Computer input

114
29/705

With means to test work or product

296
29/706

With randomly actuated stopping or disabling means

33
29/707

Responsive to condition of work or product

76
29/708

Responsive to operative (e.g., safety device, etc.)

24
29/720

With signal, scale, illuminator, or optical viewer

290
29/721

For work-holder for assembly or disassembly

302
29/281.1

With work-holder for assembly

621
29/281.3

And assembling press (e.g., truss assembling means, etc.)

92
29/281.2

For assembling a luminescent mantle

1
29/281.4

Having means to permit support movement while work is thereon

193
29/283

Work gripper, anvil, or element

182
29/281.6

Work-supported apparatus

114
29/DIG.96

Mechanical removal assistant

2
29/592

Method of mechanical manufacture

160
29/890.06

Accumulator making

43
29/891

Agricultural device making

49
29/891.2

Harvester guard

1
29/891.1

Traction apparatus, e.g., for tractor

6
29/428

Assembling or joining

1313
29/469

Assembling a subassembly, then assembling with a second subassembly

601
29/464

Associating parts by use of aligning means (e.g., use of a drift pin or a "fixture")

848
29/468

By manipulating aligning means

253
29/466

By multiple cooperating aligning means

155
29/465

Registering mating opposed tool parts (e.g., registering a punch and a cooperating die)

65
29/467

Sequentially associating parts on stationary aligning means

198
29/525.01

By applying separate fastener

499
29/525.05

Fastener deformed after application

152
29/525.06

Riveting

268
29/525.07

At least one part nonmetallic

39
29/525.02

Multipart cooperating fastener (e.g., bolt and nut)

311
29/525.04

At least one part is nonmetallic

104
29/525.03

Nonthreaded

64
29/525.08

Nonresilient fastener

83
29/525.09

At least one part nonmetallic

27
29/525.11

Threaded fastener

342
29/525.12

At least one part nonmetallic

84
29/525.13

With supplemental joining

84
29/525.15

At least one part nonmetallic

32
29/525.14

Metal fusion joining

138
29/525

By driven force fit

768
29/433

By stringing

200
29/505

Joining by deforming

449
29/515

Inward deformation of aperture or hollow body wall

218
29/520

By axially applying force

273
29/516

Hollow body is axially joined cup or tube

307
29/517

Joined to rod

282
29/519

After thinning

5
29/518

Joined to overlapping ends of plural rods

23
29/514

Of parallel side-by-side elongated members

81
29/509

Overedge assembling of seated part

676
29/513

By bending over projecting prongs

193
29/512

By flaring inserted cup or tube end

244
29/510

By necking in cup or tube wall

79
29/511

At cup or tube end

168
29/522.1

Radially expanding part in cavity, aperture, or hollow body

342
29/524

Peripheral edge joining of abutting plates

36
29/523

Radially expanding internal tube

628
29/524.1

Riveting

248
29/506

Securing cup or tube between axially extending concentric annuli

48
29/508

By constricting outer annulus

235
29/507

By expanding inner annulus

150
29/521

Surface interlocking

363
29/462

Joining plate edge perpendicularly to frame

69
29/469.5

Metal deforming with nonmetallic bonding

370
29/454

Of flexible wall, expansible chamber devices (e.g., bellows)

100
29/456

Of separate helix (e.g., screw thread)

168
29/463

Peripheral joining of opposed mirror image parts to form a hollow body

313
29/429

Progressively advancing of work assembly station or assembled portion of work

253
29/431

Advancing station

46
29/430

Advancing work to successive stations (i.e., assembly line)

424
29/432

Punching, piercing or reaming part by surface of second part

485
29/432.1

With shaping

154
29/432.2

Of first part

161
29/434

Retaining clearance for motion between assembled parts

712
29/435

Between tube-forming helical coils

12
29/437

By deforming interlock

109
29/438

By folding part into plural ears

9
29/439

By wrapping around

19
29/440

Of link closure

5
29/443

Of flange into tubular socket

15
29/441.1

Of sphere, i.e., ball, in socket

63
29/442

Allowing assembled sphere to move in single plane only

6
29/441.2

Ball point pen making

17
29/444

Outwardly deforming internally fitted rod

17
29/436

Through resilient media

124
29/457

Ribbing

19
29/445

Sizing mating parts during final positional association

286
29/455.1

Spaced wall tube or receptacle

319
29/460

Subsequently coating

538
29/458

With coating before or during assembling

908
29/459

To roughen surface

34
29/446

With prestressing of part

517
29/453

By snap fit

559
29/447

By temperature differential (e.g., shrink fit)

637
29/450

Elastic joining of parts

688
29/451

Confining elastic part in socket

520
29/448

Of skin on frame member

115
29/449

By flexing

27
29/452

Prestressing rod, filament or strand

206
29/461

With spreading of cable strands

31
29/899

Ball making

35
29/899.1

Hollow ball

6
29/890.02

Burner, torch or metallurgical lance making

59
29/890

Catalytic device making

374
29/406

Center locating and shaping

32
29/527.1

Combined manufacture including applying or shaping of fluent material

566
29/527.2

Coating

557
29/527.3

And casting

155
29/527.4

Subsequent to metal working

324
29/530

Filling of opening

177
29/527.5

Metal casting

250
29/527.7

Combined with rolling

289
29/527.6

Followed by cutting or removing material

290
29/890.07

Condenser, evaporator or vaporizer making

52
29/401.1

Converting

555
29/896.1

Dental appliance making

59
29/896.11

Orthodontic device making

33
29/426.1

Disassembling

382
29/426.4

By altering or destroying work part or connector

475
29/426.5

By applying force

651
29/426.6

To elastically deform work part or connector

177
29/426.3

With conveying of work or disassembled work part

218
29/426.2

With other than ancillary treating or assembling

75
29/404

During simulated operation or operating conditions

51
29/405

Temperature

20
29/592.1

Electrical device making

1014
29/594

Acoustic transducer

638
29/600

Antenna or wave energy "plumbing" making

599
29/601

With other electrical component

145
29/825

Conductor or circuit manufacturing

1745
29/854

Assembling electrical component directly to terminal or elongated conductor

622
29/855

With encapsulating

300
29/856

By molding of insulating material

257
29/868

Assembling elongated conductors, e.g., splicing, etc.

322
29/869

With end-to-end orienting

126
29/871

Including deforming of joining bridge

72
29/870

Including fluid evacuating or pressurizing

27
29/872

With overlapping orienting

146
29/873

Including oppositely facing end orienting

40
29/857

Assembling terminal to elongated conductor

553
29/861

By deforming

367
29/862

Of ferrule about conductor and terminal

84
29/863

Of terminal

332
29/864

With forming eyelet from elongated conductor

11
29/867

With insulation removal

119
29/865

With penetrating portion

38
29/866

Through insulation

129
29/860

By metal fusion bonding

275
29/858

With molding of electrically insulating material

223
29/859

By shrinking of cover

54
29/827

Beam lead frame or beam lead device

1089
29/826

Brush

35
29/828

Co-axial cable

284
29/874

Contact or terminal manufacturing

755
29/876

By assembling plural parts

407
29/881

By elastic joining

92
29/884

Forming array of contacts or terminals

517
29/877

With bonding

148
29/878

Of fused material

115
29/879

Metal

190
29/880

By impregnating a porous mass

12
29/882

With deforming

385
29/883

With molding of insulation

281
29/875

By powder metallurgy

34
29/885

With coating

179
29/829

On flat or curved insulated base, e.g., printed circuit, etc.

588
29/830

Assembling bases

1954
29/831

Assembling formed circuit to base

1009
29/842

Assembling terminal to base

701
29/844

By deforming or shaping

207
29/845

With shaping or forcing terminal into base aperture

319
29/843

By metal fusion bonding

649
29/832

Assembling to base an electrical component, e.g., capacitor, etc.

2463
29/837

By inserting component lead or terminal into base aperture

373
29/838

With deforming of lead or terminal

128
29/839

Including metal fusion

99
29/840

By metal fusion

1685
29/833

By utilizing optical sighting device

464
29/834

With component orienting

528
29/835

And shaping, e.g., cutting or bending, etc.

199
29/836

Different components

134
29/841

With encapsulating, e.g., potting, etc.

794
29/846

Manufacturing circuit on or in base

2376
29/852

By forming conductive walled aperture in base

1548
29/853

With deforming of conductive path

111
29/850

By using wire as conductive path

245
29/848

With molding of insulated base

307
29/849

Simultaneous circuit manufacturing

102
29/847

With selective destruction of conductive paths

740
29/851

With sintering of base

207
29/596

Dynamoelectric machine

1864
29/597

Commutator or slip ring assembly

365
29/598

Rotor

1059
29/886

Electret making

56
29/623.1

Electric battery cell making

1485
29/623.4

Including adhesively bonding

302
29/623.5

Including coating or impregnating

978
29/623.3

Including laminating of indefinite length material

214
29/623.2

Including sealing

493
29/602.1

Electromagnet, transformer or inductor

1117
29/609.1

Acoustic transducer

220
29/606

By assembling coil and core

790
29/605

By winding or coiling

1030
29/604

Data storage inductor or core

109
29/607

Including permanent magnet or core

256
29/608

From comminuted material

114
29/609

Laminated

439
29/603.01

Magnetic recording reproducing transducer (e.g., tape head, core, etc.)

169
29/603.07

Fabricating head structure or component thereof

506
29/603.09

Including measuring or testing

163
29/603.13

Depositing magnetic layer or coating

612
29/603.14

Plural magnetic deposition layers

688
29/603.15

With etching or machining of magnetic material

704
29/603.1

Using reference point/surface to facilitate measuring

107
29/603.11

With dual gap materials

145
29/603.12

With significant slider/housing shaping or treating

487
29/603.16

Machining magnetic material (e.g., grinding, etching, polishing)

685
29/603.18

By etching

556
29/603.17

Employing workholding means

54
29/603.19

Multitrack heads having integral holding means

15
29/603.23

Providing winding

106
29/603.25

By coating

109
29/603.24

Multilayered winding

55
29/603.26

Preformed winding

27
29/603.27

Specified diverse magnetic materials

46
29/603.08

Treating to affect magnetic properties

171
29/603.2

With bond/laminating preformed parts, at least two magnetic

114
29/603.21

Using glass bonding material

91
29/603.22

With work positioning means

14
29/603.02

Including dissassembly step

37
29/603.03

Making disc drive

463
29/603.04

Mounting preformed head/core onto other structure

231
29/603.05

Mounting multitrack head

30
29/603.06

With bonding

191
29/623

Fuse making

219
29/593

Including measuring or testing of device or component part

640
29/595

Indicating transducer

275
29/887

Insulator making

89
29/610.1

Resistor making

420
29/621

Applying terminal

207
29/620

Coating resistive material on a base

391
29/611

Heater type

612
29/621.1

Strain gauge making

182
29/612

Thermally variable

219
29/613

With envelope or housing

161
29/619

Applying terminal

120
29/614

Filling with powdered insulation

30
29/615

With direct compression of powdered insulation

26
29/616

Powdering the insulation

8
29/617

By oxidation

4
29/618

With winding

40
29/599

Superconductor

710
29/622

Switch making

564
29/890.1

Fluid pattern dispersing device making, e.g., ink jet

784
29/890.09

Fluidic or fluid actuated device making

76
29/890.14

Gas and water specific plumbing component making

247
29/890.149

Elbow or l-shaped fitting making

30
29/890.15

Ferrule making or reforming

34
29/890.144

Flexible conduit or fitting therefor

91
29/890.145

Flue connector device making

7
29/890.142

Nozzle making

163
29/890.143

Sprayer

65
29/890.141

Plumbing fixture making

42
29/890.147

Return connector device making

6
29/890.148

T-shaped fitting making

54
29/890.146

Trap making

3
29/893

Gear making

86
29/893.1

Assembling of gear into force transmitting device

124
29/893.2

Gear mounting

74
29/893.3

Gear shaping

96
29/893.34

Die-press shaping

131
29/893.36

Gear blank making

37
29/893.35

Gear tooth cutting

68
29/893.33

Punching or stamping

36
29/893.32

Roll forming

76
29/893.37

With specific gear material

46
29/893.31

Worm gear

19
29/890.03

Heat exchanger or boiler making

593
29/890.051

Boiler making

62
29/890.035

Cooling apparatus making, e.g., air conditioner, refrigerator

123
29/890.052

Header or manifold making

188
29/890.032

Heat pipe device making

227
29/890.034

Regenerator or recuperator making

64
29/890.031

Repairing, converting, servicing or salvaging

259
29/890.039

Sheet joined to sheet

187
29/890.041

Utilizing bond inhibiting material

14
29/890.042

With subsequent fluid expansion

29
29/890.04

With inserted tubes

55
29/890.033

Solar energy device making

83
29/890.036

Tube inside tube

85
29/890.038

Tube joined to flat sheet longitudinally, i.e., tube sheet

73
29/890.043

Tube joint and tube plate structure

309
29/890.044

Including conduit expansion or inflation

141
29/890.053

Tube making or reforming

236
29/890.045

Tube with heat transfer means

96
29/890.046

Finned tube

169
29/890.047

Common fin traverses plurality of tubes

121
29/890.048

Helically finned

84
29/890.049

Internally finned

87
29/890.05

Made from unitary workpiece, i.e., no assembly

51
29/890.037

Tube wound about tube

27
29/890.054

With metallurgical bonding

199
29/889

Impeller making

205
29/889.3

Axial blower or fan

54
29/889.7

Blade making

393
29/889.71

Composite blade

196
29/889.72

Hollow blade

183
29/889.721

With cooling passage

142
29/889.722

Passage contains tubular insert

34
29/889.4

Centrifugal blower or fan

60
29/889.5

Fluid coupling device

66
29/889.6

Propeller making

84
29/889.61

Utilizing hollow tube blank

9
29/889.1

Repairing or disassembling

584
29/889.2

Turbomachine making

406
29/889.22

Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles

233
29/889.21

Assembling individual fluid flow interacting members, e.g., blades, vanes, buckets, on rotary support member

348
29/889.23

Shaping integrally bladed rotor

112
29/896.4

Jewelry or locket making

61
29/896.41

Human adornment device making

94
29/896.411

Bracelet making

36
29/896.412

Finger ring making

64
29/896.42

Latch, clasp, or fastener component making

33
29/896.43

Ornamental stock making

29
29/896.5

Knob or knob shank making

7
29/419.2

Magnetically shaping

122
29/890.08

Muffler, manifold or exhaust pipe making

196
29/896.6

Multiperforated metal article making

164
29/896.61

Coil wound wall screen

40
29/896.62

Filter

203
29/411

Obtaining plural composite product pieces from preassembled workpieces

82
29/412

Obtaining plural product pieces from unitary workpiece

385
29/413

Breaking through weakened portion

198
29/416

Coacting pieces

203
29/415

Dividing on common outline

123
29/417

Dividing sequentially from leading end, e.g., by cutting or breaking

514
29/414

Dividing through modified portion

121
29/408

Of a slide fastener

193
29/410

Of interlocking element

76
29/409

Of slider

43
29/888

Prime mover or fluid pump making

103
29/888.1

Camshaft making

230
29/888.09

Connecting rod making

126
29/888.092

Including metal forging or die shaping

36
29/888.091

Including metallurgical bonding

19
29/888.08

Crankshaft making

122
29/888.06

Cylinder, cylinder head or engine valve sleeve making

166
29/888.061

With liner, coating, or sleeve

167
29/888.02

Fluid pump or compressor making

235
29/888.024

Centrifugal type

51
29/888.021

Repairing, converting, servicing or salvaging

83
29/888.023

Screw or gear type, e.g., moineau type

78
29/888.022

Scroll or peristaltic type

158
29/888.025

Vane type or other rotary, e.g., fan

114
29/888.01

I.c. (internal combustion) engine making

197
29/888.011

Repairing, converting, servicing or salvaging

120
29/888.012

Rotary or radial engine making

39
29/888.04

Piston making

124
29/888.05

Gudgeon pin, wrist pin, piston pin, or boss therefor

31
29/888.042

Multi-element piston making

76
29/888.043

Utilizing a high energy beam, e.g., laser, electron beam

16
29/888.041

Repairing, converting, servicing or salvaging

11
29/888.049

Ring groove forming or finishing

47
29/888.044

With assembly or composite article making

100
29/888.048

By coating or cladding

48
29/888.047

By composite casting or molding

48
29/888.046

With fiber reinforced structure

27
29/888.045

With thermal barrier or heat flow provision

17
29/888.051

With other attaching provision for connecting rod

11
29/888.07

Piston ring or piston packing making

44
29/888.072

Including casting or molding

9
29/888.074

Including coating or plating

33
29/888.071

Including forging or hammering

0
29/888.075

Including grinding or honing

10
29/888.076

Including machining or angular cutting

20
29/888.073

Including rolling or die forming, e.g., drawing, punching

18
29/888.4

Poppet or i.c. engine valve or valve seat making

68
29/888.45

Composite or hollow valve stem or head making

38
29/888.453

Including casting

4
29/888.452

Including extruding

13
29/888.451

Including forging

12
29/888.42

Repairing, converting, servicing or salvaging

27
29/888.41

Valve guide making

24
29/888.44

Valve seat making

77
29/888.43

Valve tappet making

49
29/888.46

With assembly or composite article making

70
29/888.2

Push rod or rocker arm making

109
29/888.3

Seal or packing making

197
29/888.03

Valve lifter making

25
29/898

Process for making bearing or component thereof

98
29/898.13

Bearing surface treatment

112
29/898.12

Coating or casting

93
29/898.08

Demounting

56
29/898.02

Fluid bearing

134
29/898.03

Linear bearing

93
29/898.1

Lubricating

96
29/898.07

Mounting

317
29/898.15

Nonmetallic bearing element

36
29/898.09

Pre-usage process, e.g., preloading, aligning

162
29/898.01

Repairing

30
29/898.04

Rotary bearing

29
29/898.06

Anti-friction bearing or component thereof

68
29/898.064

Assembling of cage and rolling anti-friction members

29
29/898.065

With cage making

18
29/898.062

Assembling of race and rolling anti-friction members

114
29/898.063

With race making

55
29/898.061

Assembling of race, cage, and rolling anti-friction members

57
29/898.069

Ball making

22
29/898.067

Cage making

80
29/898.066

Race making

122
29/898.068

Roller making

14
29/898.042

Plain bearing

32
29/898.043

Self-adjusting or self-aligning, including ball and socket type, bearing and component making

36
29/898.052

Ball making

14
29/898.053

With metallurgical bonding

7
29/898.044

Deforming socket to secure ball

25
29/898.045

Die-press shaping

11
29/898.046

Having liner

11
29/898.047

Having liner

31
29/898.048

Socket making

21
29/898.051

By assembling

31
29/898.049

By molding or casting

28
29/898.05

Nonmetallic socket

17
29/898.054

Sleeve or bushing making

66
29/898.059

Having liner

38
29/898.055

Nonmetallic

39
29/898.056

Strip or blank material shaping

33
29/898.057

Die-press shaping

30
29/898.058

Having inner lining layer

16
29/898.041

Thrust bearing

54
29/898.11

Sealing

40
29/898.14

Specific metallic composition

57
29/418

Providing transitory integral holding or handling portion

254
29/892

Pulley making

66
29/892.1

Assembly

29
29/892.11

With shaping

37
29/892.2

Disc splitting to form pulley rim groove

21
29/892.3

Groove forming in sheet metal pulley rim

66
29/402.01

Repairing

276
29/402.18

By applying fluent material, e.g., coating, casting

270
29/402.09

By attaching repair preform, e.g., remaking, restoring, or patching

335
29/402.11

And removing damaged material

183
29/402.12

Mechanically attaching preform with separate fastener

72
29/402.13

Metallurgically attaching preform

160
29/402.14

Mechanically attaching preform by separate fastener

71
29/402.15

Screw threaded fastener

68
29/402.16

Metallurgically attaching preform

139
29/402.17

Screw threaded preform

48
29/402.19

By shaping, e.g., bending, extruding, turning, etc.

102
29/402.21

Including heating

46
29/402.02

Seal or element thereof

111
29/402.03

With disassembling

262
29/402.04

Including reconditioning of part

73
29/402.05

By shaping

38
29/402.06

Removing material

200
29/402.07

And by a metallurgical operation, e.g., welding, diffusion bonding, casting

113
29/402.08

Replacing of defective part

599
29/890.01

Rocket or jet device making

158
29/895

Roller making

78
29/895.2

Assembling preformed components

53
29/895.23

Includes securing removable cover on roller

51
29/895.21

Work contacting surface element assembled to core

120
29/895.212

With prestressing of component by heat differential, e.g., shrink, fit

32
29/895.213

Work contacting surface having annular axial sections

38
29/895.211

Work contacting surface wound about core

48
29/895.22

Work contacting surface element assembled to end support members

51
29/895.3

Fabricating and shaping roller work contacting surface element

143
29/895.31

Toothed roller

18
29/895.32

With coating or casting about a core

165
29/895.33

One-piece roller making

24
29/895.1

Repairing or servicing

39
29/403.1

Scrap recovering or utilizing

81
29/403.2

Metalworking to consolidate scrap

37
29/403.3

Separating one material from another

92
29/403.4

By burning or heating

36
29/421.1

Shaping by direct application of fluent pressure

637
29/421.2

Explosively shaping

96
29/422

Shaping container end to encapsulate material

45
29/419.1

Shaping fiber or fibered material

195
29/425

Shaping mating parts for reassembly in different positions

47
29/557

Shaping one-piece blank by removing material

654
29/558

Successive distinct removal operations

439
29/896.2

Sound device making

19
29/896.21

Hearing aid component making

26
29/896.23

Including diaphragm or support therefor

4
29/896.22

Musical instrument or tuning fork making

37
29/896.24

Phonograph component making

2
29/896.9

Spring making

109
29/896.92

For human comfort

25
29/896.91

For vehicle or clutch

49
29/896.93

Resilient shock or vibration absorber utility

39
29/896.8

Spring-head clip making

5
29/897

Structural member making

174
29/897.15

Grille making

34
29/897.1

Restoring existing member, e.g., reinforcing, repairing

58
29/897.3

Static structure, e.g., a building component

172
29/897.35

Beam or girder

107
29/897.33

Columnar member

37
29/897.34

Metal reinforcement member for nonmetallic, e.g., concrete, structural element

62
29/897.31

Openwork, e.g., a truss, joist, frame, lattice-type or box beam

152
29/897.312

Frame component

124
29/897.32

Panel

171
29/897.2

Vehicular structural member making

747
29/890.11

Tapping device making

20
29/896.7

Turnbuckle making

17
29/423

Utilizing transitory attached element or associated separate material

411
29/424

Temporary protective coating, impregnation, or cast layer

172
29/890.12

Valve or choke making

108
29/890.132

Including metal shaping and diverse operation

62
29/890.121

Repairing, converting, servicing or salvaging

52
29/890.122

Valve seat forming

82
29/890.123

Valve stem or tire valve making

14
29/890.124

With assembly, disassembly or composite article making

177
29/890.131

Including metallurgical bonding

45
29/890.125

Joining plural semi-circular components

16
29/890.126

With material shaping or cutting

57
29/890.128

Including machining or drilling

62
29/890.13

Including metal deforming

95
29/890.129

Including metallurgical bonding

51
29/890.127

Including molding or casting

65
29/896.3

Watch or clock making

37
29/896.31

Having arbor, pinion, or balance

7
29/896.33

Having case, cover, or back

17
29/896.34

Having crown, stem, or pendent

3
29/896.32

Having indicia, face, or dial

10
29/894

Wheel making

67
29/894.3

Land wheel

29
29/894.31

Assembling tire to wheel body

25
29/894.34

Compression, e.g., nontension, spoke type wheel making

8
29/894.345

Individual spoke making

2
29/894.343

Joining spokes to hub

3
29/894.341

Joining spokes to rim and hub

7
29/894.342

Joining spokes to rim

14
29/894.344

Making plural spokes from a single blank

3
29/894.32

Disc type wheel

30
29/894.321

Assembling wheel disc to rim and hub

9
29/894.322

Assembling wheel disc to rim

72
29/894.323

With disc shaping

43
29/894.325

Disc shaping

42
29/894.324

Integral rim and disc making

48
29/894.36

Hub making

28
29/894.362

Hub shaping

63
29/894.361

With assembling

57
29/894.35

Rim making

49
29/894.353

Die-press shaping

38
29/894.354

Roller forming

36
29/894.351

With assembling

23
29/894.352

Demountable rim making

5
29/894.33

Tensioned spoke type wheel making

20
29/894.331

Tensioning all spokes simultaneously

3
29/894.332

Tensioning spokes in series

4
29/894.333

Tensioning spokes individually

8
29/894.37

Tire making

10
29/894.38

Wheel trim making, e.g., wheel cover, hubcap

17
29/894.381

With means for retaining trim member on wheel

19
29/894.2

Material winding, e.g., reel, spool

8
29/894.01

Railway or trolley wheel making

10
29/894.011

Multiple part or composite

5
29/894.012

With axle or hub

5
29/894.1

Steering wheel

70
29/526.2

With separating, localizing, or eliminating of as-cast defects from a metal casting (e.g., anti-pipe)

56
29/526.3

Compressing ingot while still partially molten

9
29/526.4

Removing defects

12
29/526.6

After deforming

5
29/526.5

From center of ingot to leave hollow blank

5
29/407.01

With testing or indicating

320
29/407.05

Quantitative measuring or gauging

417
29/407.06

By radioactive tracing

4
29/407.07

By vibratory or oscillatory movement

37
29/407.08

Pressure, force, or weight determining

157
29/407.02

Torquing threaded assemblage or determining torque herein

130
29/407.03

Determining relative number of threaded member rotations

45
29/407.04

Using optical instrument (excludes mere human eyeballing)

174
29/407.09

With aligning, guiding, or instruction

270
29/407.1

Assisting assembly or disassembly

359
29/559

Work holding

584
29/DIG.20

Method or apparatus for double blank

0
29/DIG.21

Method or apparatus for heating

2
29/DIG.1

Method or apparatus involving adhesive

30
29/DIG.2

Method or apparatus using aluminum

4
29/DIG.22

Method or apparatus using indium

6
29/DIG.27

Method or apparatus using magnesium

1
29/DIG.3

Method or apparatus with bending

7
29/DIG.4

Method or apparatus with brazing

11
29/DIG.5

Method or apparatus with casting

10
29/DIG.6

Method or apparatus with centrifugal casting

1
29/DIG.7

Method or apparatus with cleaning

4
29/DIG.8

Method or apparatus with composite casting

1
29/DIG.9

Method or apparatus with cup formed and bottom removed

1
29/DIG.10

Method or apparatus with die casting

2
29/DIG.11

Method or apparatus with drawing

8
29/DIG.13

Method or apparatus with electric heating

4
29/DIG.12

Method or apparatus with electroplating

23
29/DIG.14

Method or apparatus with enameling

0
29/DIG.16

Method or apparatus with etching

50
29/DIG.18

Method or apparatus with forging

10
29/DIG.19

Method or apparatus with grinding

4
29/DIG.23

Method or apparatus with knurling

17
29/DIG.24

Method or apparatus with local heating

26
29/DIG.26

Method or apparatus with machining

63
29/DIG.17

Method or apparatus with making flow lines; crystals

0
29/DIG.25

Method or apparatus with particular material

24
29/900

Methods and apparatus for assembly by electrostatic attraction

11
29/284

Miscellaneous apparatus

23
29/DIG.29

Molding with other step

35
29/DIG.76

Movable liquid-carrying trough

0
29/DIG.87

Multiple fluid paths

9
29/906

Nuclear device making

2
29/DIG.30

Ornamenting with other step

1
29/DIG.101

Pan, bed, or table

11
29/13

Paper-fastener making

11
29/DIG.74

Partial immersion of cutter

2
29/25.35

Piezoelectric device making

1822
29/14

Plow or cultivator iron making

8
29/DIG.93

Plural discharge loci

1
29/DIG.91

Plural discharge openings

4
29/33R

Plural diverse manufacturing apparatus including means for metal shaping or assembling

161
29/33L

Armature

21
29/33K

Assembly

259
29/57

Attachment

36
29/33.5

Binding or covering and cutting

25
29/33.52

Cutting covering material only

24
29/65

Carriage stop mechanism

9
29/33C

Casting and working

99
29/565

Common reciprocating support for spaced tools

25
29/33S

Continuous strip

75
29/33E

Covering

30
29/33M

Electrical connector or terminal

489
29/33A

Flash remover

54
29/34R

Forging and bending, cutting or punching

60
29/34C

Ball making

0
29/34A

Fastener (zipper)

16
29/34B

Riveting

88
29/34D

Wire working

8
29/566

Including composite tool

56
29/566.1

Including severing means

104
29/566.2

To sever electric terminal from supply strip

98
29/566.3

To trim electric component

210
29/566.4

Means comprising hand-manipulatable implement

134
29/56.5

Including machining means

71
29/56.6

And work-holder for assembly

43
29/33P

Multiple station with conveyor

371
29/33Q

Multiple stations working strip material

72
29/50

Multiple-tool holder

48
29/52

Axial tool and transversely movable slide rest

12
29/53

Rotary tool spindle

18
29/51

Laterally movable stock holder

7
29/54

Longitudinally and transversely movable

9
29/55

Rotary tool spindle

22
29/56

Oscillating tool

6
29/33H

Printing plate

2
29/33G

Radiator making

39
29/564

Separate tool stations for selective or successive operation on work

215
29/564.1

Including assembling or disassembling station

247
29/564.7

And means to machine product

74
29/564.8

To sever product to length

107
29/564.2

And means to machine work part to fit cooperating work part

90
29/564.6

And means to sever work from supply

324
29/564.3

And means to sever work prior to disassembling

97
29/564.4

Comprising means to strip insulation from wire

220
29/564.5

And means to stake electric wire to commutator or armature in assembling of electric motor or generator

31
29/33.2

Slide fastener or slide fastener element

104
29/64

Speed controller

2
29/33N

Tire valve or spark plug

10
29/33D

Tube making

90
29/33J

Turret

54
 

Type of machine

 
29/26R

Drill press

22
29/26A

Drilling and other

275
29/26B

Portable

18
29/27R

Lathe

93
29/27B

Commutator

9
29/27A

Convertible

36
29/28

Grinding attachment

21
29/27C

Lathe and tool

225
29/29

Pulley or wheel

8
29/30

Planer

9
29/33B

Welding strip ends

20
29/33F

Wire working

218
29/561

With means to feed work during tool contact

23
29/562

Including nonrotary flying tool

1
29/563

With means to feed work intermittently from one tool station to another

331
29/38R

Blank turret

23
29/38D

Belt drive

3
29/38F

Collapsible tube

0
29/38E

Crankshaft

1
29/38B

Rotary work - horizontal axis

57
29/38A

Rotary work - vertical axis

39
29/38C

Stationary work

58
29/38.9

Endless belt

9
29/37R

Stock turret

13
29/37A

Swiss type

10
29/35.5

With turret mechanism

36
29/48.5R

Including rotating and/or locking means

41
29/49

Frictional and positive

4
29/48.5A

Lock means for tool or work turrets

41
29/36

Multiple turret

64
29/39

Tool turret

74
 

Cam operated

 
29/43

Longitudinal turret axis

7
29/44

Transverse turret axis

4
29/42

Fluid operated

22
29/45

Lever operated

2
29/46

Rack-and-pinion operated

4
29/40

Rotary tool holder

128
29/47

Screw operated

5
29/41

Sliding tool holder

10
29/33T

Work on tubes

181
29/650

Plural diverse manufacturing apparatus

29
29/DIG.61

Plural-type debris removers

4
29/DIG.51

Power stop control for movable element

2
29/DIG.31

Pressing powder with other step

54
29/DIG.60

Progressive displacement of hood

7
29/15

Puddlers` balls making

0
29/16

Railway-chair making

5
29/DIG.79

Removable debris receptacle

5
29/DIG.32

Rolling with other step

21
29/DIG.70

Rotary or oscillating fluid applicator

2
29/DIG.67

Rotating cutter

7
29/DIG.98

Rotating, reciprocating or oscillating cleaner

4
29/DIG.62

Rubbing transfer of solid coating to rotating element

1
29/81.01

Scale remover or preventor

32
29/81.12

Brush type

20
29/81.1

Chainer

9
29/81.06

Fluid impingement

9
29/81.09

Airblast

10
29/81.08

Liquid jet

31
29/81.07

With heater

5
29/81.02

For hollow workpiece

15
29/81.021

Interior surface

21
29/81.17

Hand tool

13
29/81.13

Mechanically powered operator

4
29/81.16

Blade or chisel

8
29/81.15

Hammer

10
29/81.14

Tack or needle type

22
29/81.03

Rolling deformation or deflection

19
29/81.04

For wire or rod

7
29/81.11

Scraper or scalper

25
29/81.05

With rotary head

44
29/DIG.34

Scaling with other step

5
29/DIG.33

Scoring with other step

3
29/DIG.100

Screw or cam conveyor

2
29/DIG.36

Shot blasting with other step

11
29/4.51

Shredding metal or metal wool article making

5
29/4.55

Metal wool bundling

7
29/4.56

Soap-pad making

2
29/4.52

Metal wool making

3
29/4.53

Shaving or longitudinal cutting

6
29/4.54

Soap-pad making

0
29/DIG.35

Shrink fitting with other step

34
29/20

Spectacle-frame making

33
29/20.1

Spiral cutting of flat stock

0
29/DIG.38

Spot welding with other step

8
29/DIG.39

Spraying with other step

17
29/DIG.37

Stamping with other step

42
29/21

Stereotype-plate finishing

2
29/DIG.40

Strips of repeated articles - cut up later

7
29/DIG.41

Taper tube making

3
29/DIG.42

Tension applied during working

8
29/22

Tire upsetting, with cutting, punching, etc.

1
29/DIG.45

Titanium

11
29/DIG.104

Tool or work attached

2
29/23.1

Toothed-cylinder making apparatus (e.g., texture working cylinder)

4
29/24

Type finishing and grooving

1
29/25

Umbrella-frame making

12
29/91

Upholstered article making

68
29/91.5

Cover stretching

59
29/91.6

Edge-roll forming

11
29/91.7

Form or holder

9
29/91.8

With follower

7
29/91.1

Method

218
29/91.2

Tufting

10
29/91.3

With means to clench fastener

0
29/91.4

With means to insert guide pin or fastener

9
29/DIG.43

Upsetting and flanging tube end

6
29/DIG.84

Vacuum exhaust type

9
29/DIG.44

Vacuum

130
29/24.5

Venetian blind assembling

94
29/DIG.46

Vibration

37
29/DIG.48

Welding with other step

75
29/DIG.55

With cutter drive

0
29/DIG.57

With cutter feed

0
29/DIG.85

With fluid control valve

1
29/DIG.77

With separator or filter

8
29/DIG.56

With shield or hood movements

44
29/DIG.49

Work hardening with other step

14
29/DIG.53

Workpiece and debris separator

2
 
 
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