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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

34
29/25.01

Barrier layer or semiconductor device making

488
29/25.02

Barrier layer device making

68
29/25.03

Electrolytic device making (e.g., capacitor)

959
29/2

Battery-grid making

197
29/2.1

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

7
29/2.23

Including means to handle produced strip or web

2
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

5
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

11
29/89.5

Burning in, wearing in, or oil burnishing

4
29/90.01

Burnishing

142
29/90.7

By shot peening or blasting

100
29/90.5

Continuous feed

12
29/90.6

Of gear article

18
29/90.1

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

10
29/90.2

Heated burnishing member

0
29/90.3

Burnishing tool reciprocates across work surface

6
29/4

Button-fastener making

7
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

106
29/560.1

Vise type

6
29/4.6

Cord heddle making

0
29/5

Cotter-pin making

3
29/6.01

Crankshaft making apparatus

67
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

8
29/DIG.94

Debris remover, catcher, or deflector

41
29/DIG.72

Dip or splash supply

2
29/25.41

Electric condenser making

258
29/25.42

Solid dielectric type

906
29/DIG.90

Elevated tank supply

0
29/6.1

Expanded metal making

102
29/6.2

By use of reciprocating perforator

24
29/DIG.47

Extruding with other step

44
29/7

Eyebolt or hook making

5
29/DIG.83

Fan coaxial with cutter

5
29/7.1

Fence barb making

16
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

25
29/8

Finger-ring forming or sizing

16
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

23
29/18.1

Means for opening or separating a pack

1
29/17.2

Method

46
29/17.8

By shaving or longitudinal cutting

10
29/17.3

Clad or other composite foil or thin metal making

37
29/17.9

Using transitory material

5
29/17.4

With assembling or disassembling of a pack

14
29/17.7

Disassembling of a pack

5
29/17.6

Including bond prevention treatment

8
29/17.5

Using transitory solid cover material

6
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

70
29/11

Hinge making or assembling

66
29/DIG.68

Hollow spindle contains

0
29/DIG.59

Hood actuated by tool or work approach

12
29/DIG.86

Hood encased cutter

16
29/23.51

Impeller making apparatus

34
29/12

Lacing-stud making

2
29/904

Laminated metal article making

6
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)

37
29/700

Means to assemble or disassemble

156
29/233

Brake lining to brake shoe

20
29/283.5

By deforming

311
29/240

By rotation of work part

271
29/240.5

Means to insert or remove helix

41
29/238

Compressing parts together face to face

84
29/237

Coupling to conduit

367
29/807

Crystal to watch or clock

3
29/806

Film or tape cartridge

119
29/726

Heat exchanger

200
29/727

Including deforming means

276
29/726.5

Including means to manipulate heat exchanger tube bundle

47
29/799

Including assembly pallet

91
29/722

Including means to provide a controlled environment

38
29/281.5

Including means to relatively position plural work parts

400
29/821

Including means to vibrate work

40
29/800

Including provision to utilize thermal expansion of work

30
29/822

Including work conveyer

210
29/823

Including transporting track

64
29/824

And work carrying vehicle

97
29/237.5

Loose-leaf sheet binder

1
29/270

Means comprising hand manipulatable tool

241
29/271

Aligner or center

189
29/273

Auto wheel with auto chassis

54
29/274

Clutch plates

15
29/272

Tube with tube

90
29/278

Hand gripper for direct push or pull

277
29/279

Centrifugal separator

4
29/280

Tube sleeve or ferrule applying or removing

130
29/281

Thread-tapping grip

10
29/275

Means comprising impact receiving tool

175
29/276

C-frame

13
29/277

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

5
29/269

Means comprising piston ring group contractor or holder

17
29/729

Means to assemble electrical device

213
29/745

Conductor

136
29/746

Electrode

65
29/755

Multiple, independent conductors

243
29/756

Switch or fuse

34
29/747

Terminal or connector

295
29/748

Assembled to wire-type conductor

311
29/750

Means comprising hand-manipulatable implement

91
29/751

Fastening by deformation

378
29/752

Fastening by elastic joining

27
29/753

Means to fasten by deformation

535
29/754

Means to fasten by elastic joining

66
29/749

Means to simultaneously assemble multiple, independent conductors to terminal

391
29/738

Laminated device

132
29/737

Magnetic memory device

80
29/758

Means comprising hand-manipulatable implement

335
29/759

Means to align and advance work part

694
29/744

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

80
29/743

Means to apply vacuum directly to position or hold work part

563
29/761

Means to fasten by deforming

80
29/739

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

688
29/740

Chip component

991
29/741

Multilead component

613
29/757

Means to simultaneously fasten three or more parts

71
29/732

Motor or generator

343
29/736

Including deforming means

251
29/733

Means to assemble commutator

43
29/734

Means to position insulation

105
29/735

Means to stake wire to commutator or armature

52
29/742

Multiple station assembly apparatus

186
29/730

Storage cell or battery

195
29/731

Including deforming means

52
29/760

With work-holder for assembly

377
29/801

Means to assemble or disassemble container and fluid component

48
29/762

Means to disassemble electrical device

188
29/764

Means comprising hand-manipulatable implement

288
29/763

Storage cell or battery

18
29/798

Means to drive self-piercing work part

335
29/808

Means to insert or extract pen point

3
29/771

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

126
29/787

And means to fasten work parts together

130
29/788

By deforming

81
29/789

By elastic joining

44
29/790

By friction fit

36
29/772

Box or pallet assembly means

47
29/784

Including assembly pallet

98
29/786

Including converging conveyers

82
29/785

Including turret-type conveyer

87
29/773

Means to assemble container

65
29/774

Handle to container

8
29/777

Hypodermic syringe

8
29/778

Including fluid component

10
29/775

Label to container

10
29/776

Pressurized dispensing container

5
29/783

Multiple station assembly apparatus

163
29/779

Running-length work

32
29/782

Assembled to article

18
29/780

Means including orbiting running-length work supply

5
29/781

Pipe section

16
29/728

Means to place sheath on running-length core

49
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

3
29/232

Plier type

1
29/241

Means to string

99
29/791

Multiple station assembly or disassembly apparatus

159
29/793

Including converging conveyers

42
29/794

And primary central conveyer

42
29/792

Including turret-type conveyer

96
29/795

Means to fasten work parts together

86
29/796

By deforming

61
29/797

By elastic joining

20
29/723

Nuclear device

181
29/243.5

Overedge assembling means

269
29/243.517

Annular work

84
29/243.518

With radially acting tool inside annular work

37
29/243.519

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

59
29/243.521

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

79
29/243.527

Having allochiral actuating handles

21
29/243.528

Having repositionable annulus engaging tool

13
29/243.526

Having rotary drive mechanism

40
29/243.522

Including near side fastener shaping tool

29
29/243.523

Pneumatic- or fluid-actuated tool

77
29/243.524

Liquid

15
29/243.525

And gas

84
29/243.529

Including near side fastener shaping tool

33
29/243.51

Belt-hook attacher

33
29/243.57

Binding or covering

48
29/243.58

Edge binding

149
29/243.56

Clip applier

234
29/243.53

Riveter

220
29/243.54

Single header

80
29/243.55

Pipe joiner

4
29/222

Piston ring inserter or remover

25
29/223

Plier-type operation

2
29/224

With ring encirclement

4
29/244

Puller or pusher means, contained force multiplying operator

83
29/251

Arbor-type press means

86
29/246

Battery post and terminal

6
29/247

Cotter pin and cooperating member

4
29/248

Plier type means

2
29/252

Having fluid operator

453
29/267

Having lever operator

250
29/268

Plier type means

184
29/254

Having percussion or explosive operator

113
29/255

Tube, sleeve, or ferrule inserting or removing

117
29/256

Having screw operator

144
29/257

C-frame

54
29/258

Central screw, work-engagers around screw

40
29/266

Plate or bar forms work-engager

57
29/263

Tubular or tube segment forms work-engager

163
29/265

Movable grippers on screw

31
29/264

Screw threaded work-engager

94
29/259

Work-engager arms along or parallel to screw

110
29/261

Pivotal arms

86
29/262

Pivotal grippers on screw

23
29/260

With arm connecting engaging means

20
29/253

Having wedge operator

48
29/245

Hubcap and hub

8
29/250

Machine key and another member

1
29/249

Valve stem pin or key and another member

25
29/724

Roller or ball bearing

86
29/725

Including deforming means

28
29/819

Running-length work

48
29/820

Assembled on core

20
29/766

Slide fastener

121
29/770

Disassembly means

42
29/768

Means to assemble slider onto stringer

83
29/767

Means to assemble stop onto stringer

68
29/769

Means to assemble teeth onto stringer

24
29/239

Spreading parts apart or separating them from face to face engagement

270
29/225

Spring applier or remover

58
29/229

Circular spring

154
29/228

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

9
29/227

Helical spring

145
29/230

Leaf spring

8
29/226

Transmission spring

4
29/235

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

747
29/235.5

Nipple to nursing bottle

1
29/236

Well protector to sucker rod

6
29/243

Tool chuck and tool

23
29/242

Tool handle and tool

20
29/805

Toy doll

4
29/234

Tube and coextensive core

114
29/282

Tube, sleeve or ferrule

251
29/804

Tumbler lock

13
29/213.1

Valve applying or removing

124
29/215

Engine valve spring compressor (only)

15
29/219

Lever operated

12
29/221

Plier type

3
29/220

Single jaw or valve engagement

13
29/216

Plural spring engagement

6
29/217

Screw operated

17
29/218

Parallel or tong type, side entrance

2
29/214

Engine valve unit puller or applier

24
29/221.6

Removal tool

39
29/221.5

To or from wheel rim of resilient tire or tube

23
29/802

Vehicle wheel

58
29/803

Railway wheel

3
29/709

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

240
29/710

Including means to divert defective work part

42
29/711

Multiple station assembly or disassembly apparatus

94
29/712

Including position sensor

169
29/713

Responsive to timer

15
29/714

Responsive to work or work-related machine element

285
29/719

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

30
29/715

With means to fasten by deformation

151
29/716

Self-piercing work part

56
29/717

With means to fasten by elastic joining

33
29/718

With means to fasten by frictional fitting

38
29/809

With magazine supply

317
29/810

And magnetic work-holder or positioner

26
29/811.2

Assembling means comprising hand-manipulatable implement

53
29/812.5

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

49
29/815

Means to assemble tire stud into tire tread

2
29/816

Means to fasten by deforming

47
29/817

Fastening sinker to fishing line

2
29/812

One work part comprising living tissue

2
29/813

One work part comprising nut or screw

27
29/814

One work part comprising paper clip

13
29/818

Means to fasten by deforming

96
29/701

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

115
29/704

Web or strand-carried information supply

10
29/702

With comparator

37
29/703

Computer input

107
29/705

With means to test work or product

266
29/706

With randomly actuated stopping or disabling means

31
29/707

Responsive to condition of work or product

68
29/708

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

22
29/720

With signal, scale, illuminator, or optical viewer

267
29/721

For work-holder for assembly or disassembly

258
29/281.1

With work-holder for assembly

425
29/281.3

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

76
29/281.2

For assembling a luminescent mantle

1
29/281.4

Having means to permit support movement while work is thereon

165
29/283

Work gripper, anvil, or element

144
29/281.6

Work-supported apparatus

85
29/DIG.96

Mechanical removal assistant

2
29/592

Method of mechanical manufacture

83
29/890.06

Accumulator making

38
29/891

Agricultural device making

46
29/891.2

Harvester guard

1
29/891.1

Traction apparatus, e.g., for tractor

6
29/428

Assembling or joining

888
29/469

Assembling a subassembly, then assembling with a second subassembly

513
29/464

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

711
29/468

By manipulating aligning means

203
29/466

By multiple cooperating aligning means

121
29/465

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

58
29/467

Sequentially associating parts on stationary aligning means

180
29/525.01

By applying separate fastener

256
29/525.05

Fastener deformed after application

118
29/525.06

Riveting

203
29/525.07

At least one part nonmetallic

32
29/525.02

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

220
29/525.04

At least one part is nonmetallic

97
29/525.03

Nonthreaded

60
29/525.08

Nonresilient fastener

72
29/525.09

At least one part nonmetallic

25
29/525.11

Threaded fastener

243
29/525.12

At least one part nonmetallic

80
29/525.13

With supplemental joining

54
29/525.15

At least one part nonmetallic

27
29/525.14

Metal fusion joining

72
29/525

By driven force fit

709
29/433

By stringing

187
29/505

Joining by deforming

328
29/515

Inward deformation of aperture or hollow body wall

178
29/520

By axially applying force

244
29/516

Hollow body is axially joined cup or tube

244
29/517

Joined to rod

261
29/519

After thinning

4
29/518

Joined to overlapping ends of plural rods

21
29/514

Of parallel side-by-side elongated members

69
29/509

Overedge assembling of seated part

598
29/513

By bending over projecting prongs

172
29/512

By flaring inserted cup or tube end

229
29/510

By necking in cup or tube wall

70
29/511

At cup or tube end

158
29/522.1

Radially expanding part in cavity, aperture, or hollow body

303
29/524

Peripheral edge joining of abutting plates

27
29/523

Radially expanding internal tube

586
29/524.1

Riveting

181
29/506

Securing cup or tube between axially extending concentric annuli

36
29/508

By constricting outer annulus

177
29/507

By expanding inner annulus

120
29/521

Surface interlocking

292
29/462

Joining plate edge perpendicularly to frame

66
29/469.5

Metal deforming with nonmetallic bonding

351
29/454

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

91
29/456

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

153
29/463

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

285
29/429

Progressively advancing of work assembly station or assembled portion of work

200
29/431

Advancing station

39
29/430

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

362
29/432

Punching, piercing or reaming part by surface of second part

447
29/432.1

With shaping

134
29/432.2

Of first part

141
29/434

Retaining clearance for motion between assembled parts

646
29/435

Between tube-forming helical coils

8
29/437

By deforming interlock

103
29/438

By folding part into plural ears

7
29/439

By wrapping around

17
29/440

Of link closure

4
29/443

Of flange into tubular socket

13
29/441.1

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

58
29/442

Allowing assembled sphere to move in single plane only

3
29/441.2

Ball point pen making

16
29/444

Outwardly deforming internally fitted rod

16
29/436

Through resilient media

113
29/457

Ribbing

16
29/445

Sizing mating parts during final positional association

262
29/455.1

Spaced wall tube or receptacle

305
29/460

Subsequently coating

510
29/458

With coating before or during assembling

732
29/459

To roughen surface

33
29/446

With prestressing of part

448
29/453

By snap fit

518
29/447

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

542
29/450

Elastic joining of parts

628
29/451

Confining elastic part in socket

466
29/448

Of skin on frame member

104
29/449

By flexing

24
29/452

Prestressing rod, filament or strand

184
29/461

With spreading of cable strands

29
29/899

Ball making

32
29/899.1

Hollow ball

6
29/890.02

Burner, torch or metallurgical lance making

53
29/890

Catalytic device making

286
29/406

Center locating and shaping

31
29/527.1

Combined manufacture including applying or shaping of fluent material

411
29/527.2

Coating

469
29/527.3

And casting

139
29/527.4

Subsequent to metal working

305
29/530

Filling of opening

158
29/527.5

Metal casting

210
29/527.7

Combined with rolling

261
29/527.6

Followed by cutting or removing material

259
29/890.07

Condenser, evaporator or vaporizer making

44
29/401.1

Converting

479
29/896.1

Dental appliance making

34
29/896.11

Orthodontic device making

19
29/426.1

Disassembling

281
29/426.4

By altering or destroying work part or connector

435
29/426.5

By applying force

558
29/426.6

To elastically deform work part or connector

154
29/426.3

With conveying of work or disassembled work part

193
29/426.2

With other than ancillary treating or assembling

68
29/404

During simulated operation or operating conditions

49
29/405

Temperature

17
29/592.1

Electrical device making

655
29/594

Acoustic transducer

393
29/600

Antenna or wave energy "plumbing" making

448
29/601

With other electrical component

98
29/825

Conductor or circuit manufacturing

1268
29/854

Assembling electrical component directly to terminal or elongated conductor

475
29/855

With encapsulating

245
29/856

By molding of insulating material

212
29/868

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

255
29/869

With end-to-end orienting

104
29/871

Including deforming of joining bridge

63
29/870

Including fluid evacuating or pressurizing

21
29/872

With overlapping orienting

135
29/873

Including oppositely facing end orienting

34
29/857

Assembling terminal to elongated conductor

450
29/861

By deforming

308
29/862

Of ferrule about conductor and terminal

71
29/863

Of terminal

292
29/864

With forming eyelet from elongated conductor

10
29/867

With insulation removal

100
29/865

With penetrating portion

34
29/866

Through insulation

116
29/860

By metal fusion bonding

237
29/858

With molding of electrically insulating material

161
29/859

By shrinking of cover

49
29/827

Beam lead frame or beam lead device

1009
29/826

Brush

34
29/828

Co-axial cable

243
29/874

Contact or terminal manufacturing

565
29/876

By assembling plural parts

308
29/881

By elastic joining

80
29/884

Forming array of contacts or terminals

432
29/877

With bonding

128
29/878

Of fused material

99
29/879

Metal

170
29/880

By impregnating a porous mass

12
29/882

With deforming

342
29/883

With molding of insulation

234
29/875

By powder metallurgy

26
29/885

With coating

152
29/829

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

400
29/830

Assembling bases

1375
29/831

Assembling formed circuit to base

602
29/842

Assembling terminal to base

513
29/844

By deforming or shaping

155
29/845

With shaping or forcing terminal into base aperture

289
29/843

By metal fusion bonding

555
29/832

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

1738
29/837

By inserting component lead or terminal into base aperture

326
29/838

With deforming of lead or terminal

123
29/839

Including metal fusion

87
29/840

By metal fusion

1419
29/833

By utilizing optical sighting device

368
29/834

With component orienting

411
29/835

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

165
29/836

Different components

115
29/841

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

628
29/846

Manufacturing circuit on or in base

1608
29/852

By forming conductive walled aperture in base

1054
29/853

With deforming of conductive path

86
29/850

By using wire as conductive path

213
29/848

With molding of insulated base

240
29/849

Simultaneous circuit manufacturing

77
29/847

With selective destruction of conductive paths

521
29/851

With sintering of base

164
29/596

Dynamoelectric machine

1513
29/597

Commutator or slip ring assembly

321
29/598

Rotor

864
29/886

Electret making

52
29/623.1

Electric battery cell making

1161
29/623.4

Including adhesively bonding

255
29/623.5

Including coating or impregnating

813
29/623.3

Including laminating of indefinite length material

185
29/623.2

Including sealing

408
29/602.1

Electromagnet, transformer or inductor

866
29/609.1

Acoustic transducer

107
29/606

By assembling coil and core

588
29/605

By winding or coiling

820
29/604

Data storage inductor or core

80
29/607

Including permanent magnet or core

198
29/608

From comminuted material

108
29/609

Laminated

378
29/603.01

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

134
29/603.07

Fabricating head structure or component thereof

359
29/603.09

Including measuring or testing

133
29/603.13

Depositing magnetic layer or coating

411
29/603.14

Plural magnetic deposition layers

520
29/603.15

With etching or machining of magnetic material

520
29/603.1

Using reference point/surface to facilitate measuring

85
29/603.11

With dual gap materials

93
29/603.12

With significant slider/housing shaping or treating

385
29/603.16

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

488
29/603.18

By etching

379
29/603.17

Employing workholding means

53
29/603.19

Multitrack heads having integral holding means

15
29/603.23

Providing winding

81
29/603.25

By coating

102
29/603.24

Multilayered winding

42
29/603.26

Preformed winding

22
29/603.27

Specified diverse magnetic materials

44
29/603.08

Treating to affect magnetic properties

155
29/603.2

With bond/laminating preformed parts, at least two magnetic

107
29/603.21

Using glass bonding material

91
29/603.22

With work positioning means

12
29/603.02

Including dissassembly step

28
29/603.03

Making disc drive

342
29/603.04

Mounting preformed head/core onto other structure

166
29/603.05

Mounting multitrack head

25
29/603.06

With bonding

145
29/623

Fuse making

189
29/593

Including measuring or testing of device or component part

558
29/595

Indicating transducer

170
29/887

Insulator making

79
29/610.1

Resistor making

347
29/621

Applying terminal

195
29/620

Coating resistive material on a base

354
29/611

Heater type

532
29/621.1

Strain gauge making

175
29/612

Thermally variable

201
29/613

With envelope or housing

143
29/619

Applying terminal

112
29/614

Filling with powdered insulation

28
29/615

With direct compression of powdered insulation

25
29/616

Powdering the insulation

7
29/617

By oxidation

2
29/618

With winding

37
29/599

Superconductor

625
29/622

Switch making

493
29/890.1

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

561
29/890.09

Fluidic or fluid actuated device making

50
29/890.14

Gas and water specific plumbing component making

223
29/890.149

Elbow or l-shaped fitting making

28
29/890.15

Ferrule making or reforming

32
29/890.144

Flexible conduit or fitting therefor

81
29/890.145

Flue connector device making

7
29/890.142

Nozzle making

133
29/890.143

Sprayer

45
29/890.141

Plumbing fixture making

39
29/890.147

Return connector device making

5
29/890.148

T-shaped fitting making

54
29/890.146

Trap making

3
29/893

Gear making

48
29/893.1

Assembling of gear into force transmitting device

86
29/893.2

Gear mounting

47
29/893.3

Gear shaping

67
29/893.34

Die-press shaping

106
29/893.36

Gear blank making

26
29/893.35

Gear tooth cutting

48
29/893.33

Punching or stamping

31
29/893.32

Roll forming

67
29/893.37

With specific gear material

40
29/893.31

Worm gear

15
29/890.03

Heat exchanger or boiler making

440
29/890.051

Boiler making

43
29/890.035

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

90
29/890.052

Header or manifold making

173
29/890.032

Heat pipe device making

164
29/890.034

Regenerator or recuperator making

62
29/890.031

Repairing, converting, servicing or salvaging

237
29/890.039

Sheet joined to sheet

152
29/890.041

Utilizing bond inhibiting material

9
29/890.042

With subsequent fluid expansion

29
29/890.04

With inserted tubes

31
29/890.033

Solar energy device making

67
29/890.036

Tube inside tube

72
29/890.038

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

47
29/890.043

Tube joint and tube plate structure

278
29/890.044

Including conduit expansion or inflation

126
29/890.053

Tube making or reforming

190
29/890.045

Tube with heat transfer means

59
29/890.046

Finned tube

150
29/890.047

Common fin traverses plurality of tubes

108
29/890.048

Helically finned

80
29/890.049

Internally finned

69
29/890.05

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

47
29/890.037

Tube wound about tube

25
29/890.054

With metallurgical bonding

170
29/889

Impeller making

139
29/889.3

Axial blower or fan

40
29/889.7

Blade making

257
29/889.71

Composite blade

137
29/889.72

Hollow blade

130
29/889.721

With cooling passage

107
29/889.722

Passage contains tubular insert

27
29/889.4

Centrifugal blower or fan

48
29/889.5

Fluid coupling device

62
29/889.6

Propeller making

60
29/889.61

Utilizing hollow tube blank

6
29/889.1

Repairing or disassembling

404
29/889.2

Turbomachine making

253
29/889.22

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

175
29/889.21

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

250
29/889.23

Shaping integrally bladed rotor

68
29/896.4

Jewelry or locket making

43
29/896.41

Human adornment device making

79
29/896.411

Bracelet making

30
29/896.412

Finger ring making

50
29/896.42

Latch, clasp, or fastener component making

29
29/896.43

Ornamental stock making

22
29/896.5

Knob or knob shank making

7
29/419.2

Magnetically shaping

102
29/890.08

Muffler, manifold or exhaust pipe making

156
29/896.6

Multiperforated metal article making

141
29/896.61

Coil wound wall screen

36
29/896.62

Filter

175
29/411

Obtaining plural composite product pieces from preassembled workpieces

76
29/412

Obtaining plural product pieces from unitary workpiece

329
29/413

Breaking through weakened portion

184
29/416

Coacting pieces

192
29/415

Dividing on common outline

102
29/417

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

429
29/414

Dividing through modified portion

107
29/408

Of a slide fastener

181
29/410

Of interlocking element

70
29/409

Of slider

39
29/888

Prime mover or fluid pump making

77
29/888.1

Camshaft making

169
29/888.09

Connecting rod making

104
29/888.092

Including metal forging or die shaping

28
29/888.091

Including metallurgical bonding

16
29/888.08

Crankshaft making

107
29/888.06

Cylinder, cylinder head or engine valve sleeve making

134
29/888.061

With liner, coating, or sleeve

153
29/888.02

Fluid pump or compressor making

182
29/888.024

Centrifugal type

32
29/888.021

Repairing, converting, servicing or salvaging

55
29/888.023

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

68
29/888.022

Scroll or peristaltic type

134
29/888.025

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

88
29/888.01

I.c. (internal combustion) engine making

152
29/888.011

Repairing, converting, servicing or salvaging

96
29/888.012

Rotary or radial engine making

34
29/888.04

Piston making

96
29/888.05

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

26
29/888.042

Multi-element piston making

58
29/888.043

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

10
29/888.041

Repairing, converting, servicing or salvaging

7
29/888.049

Ring groove forming or finishing

41
29/888.044

With assembly or composite article making

91
29/888.048

By coating or cladding

38
29/888.047

By composite casting or molding

44
29/888.046

With fiber reinforced structure

26
29/888.045

With thermal barrier or heat flow provision

16
29/888.051

With other attaching provision for connecting rod

10
29/888.07

Piston ring or piston packing making

39
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

8
29/888.076

Including machining or angular cutting

19
29/888.073

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

17
29/888.4

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

54
29/888.45

Composite or hollow valve stem or head making

32
29/888.453

Including casting

4
29/888.452

Including extruding

11
29/888.451

Including forging

10
29/888.42

Repairing, converting, servicing or salvaging

23
29/888.41

Valve guide making

21
29/888.44

Valve seat making

68
29/888.43

Valve tappet making

48
29/888.46

With assembly or composite article making

60
29/888.2

Push rod or rocker arm making

85
29/888.3

Seal or packing making

157
29/888.03

Valve lifter making

22
29/898

Process for making bearing or component thereof

51
29/898.13

Bearing surface treatment

88
29/898.12

Coating or casting

76
29/898.08

Demounting

39
29/898.02

Fluid bearing

95
29/898.03

Linear bearing

81
29/898.1

Lubricating

77
29/898.07

Mounting

249
29/898.15

Nonmetallic bearing element

29
29/898.09

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

143
29/898.01

Repairing

25
29/898.04

Rotary bearing

9
29/898.06

Anti-friction bearing or component thereof

46
29/898.064

Assembling of cage and rolling anti-friction members

22
29/898.065

With cage making

14
29/898.062

Assembling of race and rolling anti-friction members

93
29/898.063

With race making

43
29/898.061

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

43
29/898.069

Ball making

19
29/898.067

Cage making

66
29/898.066

Race making

91
29/898.068

Roller making

11
29/898.042

Plain bearing

21
29/898.043

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

29
29/898.052

Ball making

13
29/898.053

With metallurgical bonding

7
29/898.044

Deforming socket to secure ball

22
29/898.045

Die-press shaping

8
29/898.046

Having liner

9
29/898.047

Having liner

25
29/898.048

Socket making

18
29/898.051

By assembling

30
29/898.049

By molding or casting

24
29/898.05

Nonmetallic socket

15
29/898.054

Sleeve or bushing making

48
29/898.059

Having liner

33
29/898.055

Nonmetallic

35
29/898.056

Strip or blank material shaping

27
29/898.057

Die-press shaping

27
29/898.058

Having inner lining layer

15
29/898.041

Thrust bearing

43
29/898.11

Sealing

28
29/898.14

Specific metallic composition

44
29/418

Providing transitory integral holding or handling portion

235
29/892

Pulley making

62
29/892.1

Assembly

26
29/892.11

With shaping

33
29/892.2

Disc splitting to form pulley rim groove

20
29/892.3

Groove forming in sheet metal pulley rim

64
29/402.01

Repairing

186
29/402.18

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

229
29/402.09

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

258
29/402.11

And removing damaged material

138
29/402.12

Mechanically attaching preform with separate fastener

60
29/402.13

Metallurgically attaching preform

129
29/402.14

Mechanically attaching preform by separate fastener

55
29/402.15

Screw threaded fastener

60
29/402.16

Metallurgically attaching preform

119
29/402.17

Screw threaded preform

37
29/402.19

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

89
29/402.21

Including heating

35
29/402.02

Seal or element thereof

82
29/402.03

With disassembling

195
29/402.04

Including reconditioning of part

47
29/402.05

By shaping

28
29/402.06

Removing material

157
29/402.07

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

87
29/402.08

Replacing of defective part

493
29/890.01

Rocket or jet device making

138
29/895

Roller making

56
29/895.2

Assembling preformed components

41
29/895.23

Includes securing removable cover on roller

43
29/895.21

Work contacting surface element assembled to core

110
29/895.212

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

28
29/895.213

Work contacting surface having annular axial sections

32
29/895.211

Work contacting surface wound about core

46
29/895.22

Work contacting surface element assembled to end support members

46
29/895.3

Fabricating and shaping roller work contacting surface element

118
29/895.31

Toothed roller

13
29/895.32

With coating or casting about a core

143
29/895.33

One-piece roller making

23
29/895.1

Repairing or servicing

32
29/403.1

Scrap recovering or utilizing

69
29/403.2

Metalworking to consolidate scrap

31
29/403.3

Separating one material from another

80
29/403.4

By burning or heating

34
29/421.1

Shaping by direct application of fluent pressure

564
29/421.2

Explosively shaping

86
29/422

Shaping container end to encapsulate material

40
29/419.1

Shaping fiber or fibered material

156
29/425

Shaping mating parts for reassembly in different positions

43
29/557

Shaping one-piece blank by removing material

497
29/558

Successive distinct removal operations

370
29/896.2

Sound device making

15
29/896.21

Hearing aid component making

10
29/896.23

Including diaphragm or support therefor

3
29/896.22

Musical instrument or tuning fork making

26
29/896.24

Phonograph component making

2
29/896.9

Spring making

93
29/896.92

For human comfort

21
29/896.91

For vehicle or clutch

41
29/896.93

Resilient shock or vibration absorber utility

26
29/896.8

Spring-head clip making

3
29/897

Structural member making

109
29/897.15

Grille making

30
29/897.1

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

41
29/897.3

Static structure, e.g., a building component

107
29/897.35

Beam or girder

86
29/897.33

Columnar member

21
29/897.34

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

44
29/897.31

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

106
29/897.312

Frame component

89
29/897.32

Panel

113
29/897.2

Vehicular structural member making

514
29/890.11

Tapping device making

19
29/896.7

Turnbuckle making

16
29/423

Utilizing transitory attached element or associated separate material

386
29/424

Temporary protective coating, impregnation, or cast layer

160
29/890.12

Valve or choke making

83
29/890.132

Including metal shaping and diverse operation

52
29/890.121

Repairing, converting, servicing or salvaging

42
29/890.122

Valve seat forming

69
29/890.123

Valve stem or tire valve making

12
29/890.124

With assembly, disassembly or composite article making

158
29/890.131

Including metallurgical bonding

34
29/890.125

Joining plural semi-circular components

13
29/890.126

With material shaping or cutting

52
29/890.128

Including machining or drilling

57
29/890.13

Including metal deforming

89
29/890.129

Including metallurgical bonding

47
29/890.127

Including molding or casting

53
29/896.3

Watch or clock making

33
29/896.31

Having arbor, pinion, or balance

5
29/896.33

Having case, cover, or back

16
29/896.34

Having crown, stem, or pendent

2
29/896.32

Having indicia, face, or dial

10
29/894

Wheel making

52
29/894.3

Land wheel

20
29/894.31

Assembling tire to wheel body

20
29/894.34

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

6
29/894.345

Individual spoke making

1
29/894.343

Joining spokes to hub

2
29/894.341

Joining spokes to rim and hub

4
29/894.342

Joining spokes to rim

12
29/894.344

Making plural spokes from a single blank

3
29/894.32

Disc type wheel

25
29/894.321

Assembling wheel disc to rim and hub

5
29/894.322

Assembling wheel disc to rim

65
29/894.323

With disc shaping

40
29/894.325

Disc shaping

35
29/894.324

Integral rim and disc making

44
29/894.36

Hub making

18
29/894.362

Hub shaping

52
29/894.361

With assembling

52
29/894.35

Rim making

41
29/894.353

Die-press shaping

36
29/894.354

Roller forming

32
29/894.351

With assembling

20
29/894.352

Demountable rim making

5
29/894.33

Tensioned spoke type wheel making

15
29/894.331

Tensioning all spokes simultaneously

2
29/894.332

Tensioning spokes in series

4
29/894.333

Tensioning spokes individually

7
29/894.37

Tire making

9
29/894.38

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

15
29/894.381

With means for retaining trim member on wheel

16
29/894.2

Material winding, e.g., reel, spool

8
29/894.01

Railway or trolley wheel making

7
29/894.011

Multiple part or composite

3
29/894.012

With axle or hub

3
29/894.1

Steering wheel

64
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

4
29/407.01

With testing or indicating

252
29/407.05

Quantitative measuring or gauging

311
29/407.06

By radioactive tracing

3
29/407.07

By vibratory or oscillatory movement

28
29/407.08

Pressure, force, or weight determining

129
29/407.02

Torquing threaded assemblage or determining torque herein

119
29/407.03

Determining relative number of threaded member rotations

41
29/407.04

Using optical instrument (excludes mere human eyeballing)

153
29/407.09

With aligning, guiding, or instruction

197
29/407.1

Assisting assembly or disassembly

284
29/559

Work holding

448
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

25
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

9
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

0
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

2
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

46
29/DIG.18

Method or apparatus with forging

7
29/DIG.19

Method or apparatus with grinding

3
29/DIG.23

Method or apparatus with knurling

17
29/DIG.24

Method or apparatus with local heating

24
29/DIG.26

Method or apparatus with machining

62
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

8
29/284

Miscellaneous apparatus

7
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

1
29/DIG.30

Ornamenting with other step

1
29/DIG.101

Pan, bed, or table

11
29/13

Paper-fastener making

10
29/DIG.74

Partial immersion of cutter

2
29/25.35

Piezoelectric device making

1400
29/14

Plow or cultivator iron making

6
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

142
29/33L

Armature

19
29/33K

Assembly

251
29/57

Attachment

34
29/33.5

Binding or covering and cutting

23
29/33.52

Cutting covering material only

23
29/65

Carriage stop mechanism

7
29/33C

Casting and working

96
29/565

Common reciprocating support for spaced tools

23
29/33S

Continuous strip

68
29/33E

Covering

29
29/33M

Electrical connector or terminal

447
29/33A

Flash remover

48
29/34R

Forging and bending, cutting or punching

55
29/34C

Ball making

0
29/34A

Fastener (zipper)

16
29/34B

Riveting

79
29/34D

Wire working

8
29/566

Including composite tool

52
29/566.1

Including severing means

101
29/566.2

To sever electric terminal from supply strip

95
29/566.3

To trim electric component

206
29/566.4

Means comprising hand-manipulatable implement

117
29/56.5

Including machining means

57
29/56.6

And work-holder for assembly

37
29/33P

Multiple station with conveyor

339
29/33Q

Multiple stations working strip material

61
29/50

Multiple-tool holder

27
29/52

Axial tool and transversely movable slide rest

9
29/53

Rotary tool spindle

16
29/51

Laterally movable stock holder

6
29/54

Longitudinally and transversely movable

6
29/55

Rotary tool spindle

15
29/56

Oscillating tool

5
29/33H

Printing plate

2
29/33G

Radiator making

37
29/564

Separate tool stations for selective or successive operation on work

186
29/564.1

Including assembling or disassembling station

220
29/564.7

And means to machine product

66
29/564.8

To sever product to length

100
29/564.2

And means to machine work part to fit cooperating work part

84
29/564.6

And means to sever work from supply

307
29/564.3

And means to sever work prior to disassembling

91
29/564.4

Comprising means to strip insulation from wire

207
29/564.5

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

27
29/33.2

Slide fastener or slide fastener element

100
29/64

Speed controller

2
29/33N

Tire valve or spark plug

8
29/33D

Tube making

85
29/33J

Turret

52
 

Type of machine

 
29/26R

Drill press

19
29/26A

Drilling and other

258
29/26B

Portable

15
29/27R

Lathe

81
29/27B

Commutator

9
29/27A

Convertible

35
29/28

Grinding attachment

15
29/27C

Lathe and tool

196
29/29

Pulley or wheel

7
29/30

Planer

8
29/33B

Welding strip ends

17
29/33F

Wire working

198
29/561

With means to feed work during tool contact

19
29/562

Including nonrotary flying tool

1
29/563

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

302
29/38R

Blank turret

17
29/38D

Belt drive

3
29/38F

Collapsible tube

0
29/38E

Crankshaft

1
29/38B

Rotary work - horizontal axis

52
29/38A

Rotary work - vertical axis

36
29/38C

Stationary work

55
29/38.9

Endless belt

7
29/37R

Stock turret

12
29/37A

Swiss type

9
29/35.5

With turret mechanism

30
29/48.5R

Including rotating and/or locking means

41
29/49

Frictional and positive

3
29/48.5A

Lock means for tool or work turrets

38
29/36

Multiple turret

59
29/39

Tool turret

70
 

Cam operated

 
29/43

Longitudinal turret axis

5
29/44

Transverse turret axis

2
29/42

Fluid operated

19
29/45

Lever operated

1
29/46

Rack-and-pinion operated

4
29/40

Rotary tool holder

113
29/47

Screw operated

5
29/41

Sliding tool holder

9
29/33T

Work on tubes

168
29/650

Plural diverse manufacturing apparatus

19
29/DIG.61

Plural-type debris removers

3
29/DIG.51

Power stop control for movable element

2
29/DIG.31

Pressing powder with other step

53
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

20
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

0
29/81.01

Scale remover or preventor

23
29/81.12

Brush type

20
29/81.1

Chainer

7
29/81.06

Fluid impingement

7
29/81.09

Airblast

6
29/81.08

Liquid jet

27
29/81.07

With heater

4
29/81.02

For hollow workpiece

12
29/81.021

Interior surface

14
29/81.17

Hand tool

11
29/81.13

Mechanically powered operator

4
29/81.16

Blade or chisel

8
29/81.15

Hammer

6
29/81.14

Tack or needle type

20
29/81.03

Rolling deformation or deflection

17
29/81.04

For wire or rod

7
29/81.11

Scraper or scalper

19
29/81.05

With rotary head

42
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

30
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

41
29/21

Stereotype-plate finishing

1
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

9
29/91

Upholstered article making

55
29/91.5

Cover stretching

57
29/91.6

Edge-roll forming

11
29/91.7

Form or holder

7
29/91.8

With follower

7
29/91.1

Method

185
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

128
29/24.5

Venetian blind assembling

89
29/DIG.46

Vibration

35
29/DIG.48

Welding with other step

69
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

42
29/DIG.49

Work hardening with other step

13
29/DIG.53

Workpiece and debris separator

2
 
 
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