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Class Information
Number: 384
Name: Bearings >
Description: GENERAL STATEMENT OF CLASS SUBJECT MATTER


Class Number Class Name No. of Patents
384/624

Bearing safety or self-cleaning means

109
384/625

Bearing-surface treatment

186
384/900

Cooling or heating

30
384/906

Antirotation key

78
384/907

Bearing material or solid lubricant

89
384/905.1

Cup-shaped bearing

21
384/901

Floating bushing

59
384/911

Including fiber

37
384/907.1

Jewel, glass, ceramic or carbon

175
384/913

Metallic compounds

151
384/912

Metallic

327
384/908

Nylon or polytetrafluorethylene

77
384/909

Plastic

94
384/902

Porous member

112
384/910

Powders

25
384/904

Propeller shaft outer bearing

14
384/903

Retaining ring

125
384/905

Temperature compensation

81
384/7

Linear bearing

44
384/47

Alternating roller; or antifriction bearing for auto seat

66
384/18

Ball bearing for drawer

93
384/49

Ball bearing

226
384/48

Combined ball and roller bearings

18
384/25

Combined plain and antifriction

27
384/15

Combined with seal or guard

168
384/16

Annular

52
384/12

Fluid bearing

205
384/11

For crosshead

9
384/17

For exetension table

6
384/24

Having relatively movable parts for latera insertion and retention of shaft

19
384/13

Lubricating

156
384/14

Bearing for valve stem

4
384/20

Plain bearing for drawer

15
384/22

Anchoring or aligning means

23
384/23

Specified race structure or material

34
384/21

Stop, detent, or lock

56
384/26

Plain bearings

37
384/41

Assembling means

27
384/29

Cylindrical outer race

45
384/30

For die set or stamping mill shaft

25
384/31

For hand-held drill shaft

2
384/32

For piston rod

11
384/27

For flush tank

1
384/34

For seat

24
384/36

For structural installation

28
384/28

For valve stem

5
384/39

Gib

27
384/35

More than two telescoping members

9
384/37

Resilient supporting member

56
384/38

Self-aligning

50
384/42

Specified pad, liner, wear plate or race structure; bearing material

217
384/40

With adjustment means

51
384/43

Recirculating

215
384/45

No cylindrical race

562
384/44

Roller

153
384/19

Roller bearing for drawer

117
384/46

Roller bearing for extensive cylinder

5
384/50

Roller bearing

61
384/57

Adjustment or self-alignment means

82
384/59

Assembling means

25
384/51

Cage configuration

75
384/52

Cylindrical inner or outer track

13
384/53

Location of plural roller sets; more than two telescoping members

39
384/56

Nonaxle supported roller structure

20
384/55

Raceway configuration

53
384/54

Resilient member

38
384/58

Roller-on-axle bearing

87
384/10

Tensioned or resilient race or roller member

30
384/8

With detection, nonbearing magnetic or hydraulic feature

33
384/9

With temperature, electrical, or orthogonal feature

42
384/627

Miscellaneous

27
384/2

Nonjoint, nonrotating fulcrum bearing

52
384/3

Knife-edge fulcrum

3
384/6

Edge down

0
384/5

Edge up

4
384/4

Edges up and down

5
384/91

Rotary bearing

22
384/445

Antifriction bearing

29
384/447

Elliptical, eccentric, alternating roller, or mass ball features; compensating for nonthermal deformation; centrifugal preload

60
384/446

Nonbearing magnetic feature

98
384/449

Outer race integral with wheel

32
384/452

Radial bearing with separate thrust bearing; radial ball-thrust roller

18
384/453

Radial ball-thrust ball

18
384/454

Radial roller-thrust ball

25
384/455

Radial roller-thrust roller

33
384/456

Radial bearing

7
384/490

Ball bearing

60
384/519

Adjustment means

60
384/537

Assembling means

298
384/542

Bolt

54
384/541

Radial set screw

22
384/539

Snap means

82
384/540

Threaded sleeve

75
384/538

Wedge means

82
384/517

Axially biased race

169
384/518

Coil spring

55
384/494

Ball and roller bearings

23
384/492

Ball or race composition or material

282
384/491

Ball structure

30
384/523

Cage structure

96
384/533

Entirely noncircular or nonconforming pocket

15
384/528

Fully circular aperture for ball

14
384/530

Plural elements joined to form an aperture

16
384/529

Two circular apertures per ball

1
384/524

Including antifriction members

5
384/527

Material, composition or laminate

72
384/526

Resilient feature

55
384/531

U- or c-shaped slot

52
384/532

Unitary uniform strip

5
384/534

Unitary member

3
384/525

Wire cage

0
384/520

Discrete spacing member

36
384/521

Ball spacer

15
384/522

Roller spacer

5
384/543

Fixed shaft and rotating outer member

33
384/544

For hub

213
384/545

For bicycle hub

94
384/546

Outermost member cylindrical

22
384/547

Outermost member grooved

21
384/512

Plural axially spaced balls with integral race

87
384/535

Resilient support member

106
384/536

Elastomer or plastic

164
384/495

Self-aligning

46
384/496

Ball to larger spherical surface

8
384/497

Radially outer larger spherical surface

10
384/498

Conforming spherical surfaces

30
384/507

Slot for ball insertion

10
384/508

With means for blocking slot

15
384/509

Blocking by cage

0
384/513

Specified bearing race structure

118
384/516

Ball groove surface detail

75
384/515

Including radial race flange

26
384/514

Strictly conical contact surface

12
384/510

Specified means facilitating assembly or disassembly

67
384/511

Annular opening for ball insertion

7
384/499

Split race

23
384/501

Double split

18
384/505

One race only split

23
384/506

Inner race split

40
384/504

Plural rows balls

69
384/502

Split ring

11
384/503

Fractured split

18
384/500

With race adjustment means

16
384/493

Temperature compensation

58
384/461

Concentric

42
384/460

Disk plow

9
384/457

For crankshaft

11
384/458

For pedal crank

32
384/462

Lubricating

111
384/470

Cage structure

106
384/465

Centrifugal feature

48
384/467

Cooling by lubricant

19
384/464

Dipping, surface treatment or member versus lubricant density

12
384/472

Impeller

36
384/466

Jet, baffle or valve

26
384/474

Lubrication port

66
384/475

In race

65
384/468

Oil mist feature

19
384/469

Porous or wick structure

24
384/473

Reservoir, filter or lubrication circuit structure

104
384/463

Solid lubricant feature

57
384/471

With pressure or suction means

39
384/459

Railway car journal

9
384/548

Roller bearing

39
384/584

Assembling means

70
384/585

Race fastening means

167
384/563

Axially biased race or roller

81
384/572

Cage structure

154
384/580

Lip on transverse bar

47
384/576

Nonmetallic

62
384/578

Nonunitary

20
384/579

Bolted, welded or with spring

18
384/574

Projecting into or through roller

25
384/577

Split ring or open slot

37
384/575

Uniform sheet metal

26
384/573

Wire, filament, segmented or surface treated

18
384/551

Discrete circumferential or axial spacer

67
384/552

Spaced by balls

5
384/553

Spaced by rollers

5
384/555

Mating grooves and projections

0
384/554

With associated rings

4
384/586

Fixed shaft and rotating outer member

5
384/589

For hub

62
384/587

Outermost element cylindrical

12
384/588

Outermost element grooved

6
384/549

Fixed supporting roller

79
384/556

Hydraulic axial jacking

27
384/559

Means facilitating assembly or disassembly

51
384/560

By cage or race structure

51
384/561

By groove and ring

28
384/562

By threaded member

22
384/564

Race end structure

85
384/569

Race, liner or sleeve

174
384/570

Split ring

16
384/571

Tapered race

136
384/581

Resilient support member

70
384/582

Elastomer or plastic

47
384/565

Roller structure

93
384/568

Curved roller

54
384/566

Helical feature

3
384/567

Hollow

12
384/558

Self-aligning

63
384/557

Temperature compensation

36
384/550

Toothed

16
384/583

With adjustment means

64
384/476

With cooling, heating or insulating

101
384/477

With specified seal

191
384/478

Centrifugal loading or slinging; fluid seal

91
384/488

Flange small clearance

75
384/480

Labyrinth

103
384/484

Lip seal

186
384/486

Plural lips

160
384/485

Radially outward lip

51
384/489

O-ring or end cap seal

83
384/479

Pressure establishing or loading

19
384/483

Radially contained packing with axially acting follower

16
384/487

Radially opening u-shaped retainer

10
384/481

Relatively rotatable radially contacting

35
384/482

Resilient sliding surface material

128
384/451

Recirculating or nonannular path

3
384/448

Sensor or inspection features; liquid metal or shipping protection features; bearing member integral with seal

493
384/450

Skew prevention; formular relationship

129
384/590

Thrust bearing

9
384/609

Ball bearing

40
384/616

Adjustment means

20
384/617

Assembling means

48
384/614

Cage structure

33
384/613

Plural rows balls or tandem thrust

53
384/615

Race structure

103
384/611

Resilient feature

60
384/612

Self-aligning

34
384/610

Single ball

48
384/608

Concentric rolling members

6
384/604

Different size rolling elements; spacers; noncircular array

9
384/606

Lubricating

28
384/594

Railway truck center bearing

4
384/595

Railway truck side bearing

2
384/596

Ball

3
384/597

Roller

2
384/600

Assembling means

3
384/601

Contaminent elimination; adjustment means

0
384/602

Adjustment by shim

1
384/598

Toothed

0
384/599

With self-adjustment means

3
384/618

Roller bearing

31
384/623

Cage structure

35
384/621

Race and cage structure

31
384/622

Race structure

54
384/620

Resilient feature; adjustment or self-alignment means; assembling means

93
384/619

Roller structure or orientation; plural axially spaced rows or tandem thrust

46
384/607

Seals

63
384/603

Spinning spindle

9
384/605

Temperature compensation

7
384/591

Vehicle center

4
384/592

Ball

9
384/593

Roller

15
384/100

Fluid bearing

334
384/103

Flexible member

75
384/106

Auxiliary resilient support

88
384/104

Plural ends fixed

20
384/105

Thrust bearing

46
384/107

Radial and thrust

351
384/113

Central member recess

69
384/110

Conical

84
384/112

Grooved thrust bearing surface

139
384/111

Outer recess forming fluid pad

34
384/108

Spherical

45
384/109

Gas bearing

20
384/114

Radial

185
384/120

Circumferential groove in outer member

42
384/116

Half-circular or less outer member

22
384/118

Outer recess forming fluid pad

75
384/117

Pivoted fluid pad

94
384/119

Resilient mounting member or seal

125
384/115

Shaft recess

87
384/121

Thrust

128
384/123

Grooved bearing surface

131
384/122

Pivoted fluid pad

54
384/124

Resilient mounting member or seal

91
384/101

With antifriction bearing

35
384/102

Backup

27
384/99

Hydraulic or pneumatic bearing support

263
384/129

Plain bearing

64
384/313

Cooling by lubricant

16
384/314

Emergency lubrication

0
384/316

Fluid path

17
384/315

Water lubrication

5
384/302

Distributed weight

19
384/303

For thrust bearing

21
384/305

Grooved

9
384/306

Pivoted pad

24
384/308

Pad mounting structure

45
384/307

With lubricating means

28
384/304

Tandem thrust

14
384/309

Pivoted pad

33
384/311

Lubricant supply structure

23
384/310

Noncircumferential

9
384/312

Pad mounting structure

34
384/157

For plow or colter disk

11
384/416

For rotary member

28
384/417

Pulley

8
384/418

Roller

35
384/419

Elongated

36
384/226

For vertical shaft

18
384/242

Base supported table or drum

1
384/243

Lower end thrust bearing

13
384/244

For shaped shaft end

13
384/246

Conical shaft end

19
384/245

Spherical shaft end

28
384/227

Spinning spindle

16
384/239

Bolster type bearing

8
384/240

Lower end thrust bearing

3
384/241

With lubricating means

6
384/228

With thrust and radial bearing

15
384/229

Adjustable spindle

7
384/230

Laterally resilient

11
384/234

Fluid damping

5
384/233

Helical coil spring

1
384/231

Resilient sleeve

6
384/235

Rubber

3
384/236

At fixed end

0
384/232

Volute coil spring

1
384/238

Pivoting spindle

0
384/237

With interior dead shaft

1
384/322

Lubricating

67
384/396

Bolt type shaft

13
384/372

Fixed shaft

13
384/384

Clearer and agitator

2
384/373

Forced feed

13
384/380

Internal feed

9
384/383

Capillary

3
384/381

Internal reservoir

8
384/382

Capillary

3
384/375

Shaft-supported reservoir

6
384/376

At end of shaft

1
384/377

Specified external feed

3
384/379

Capillary

1
384/378

Spiral groove

8
384/374

Yoke reservoir

1
384/397

For rotary shaft

58
384/415

For vertical shaft

20
384/398

Forced feed

49
384/399

Lubricant metering structure

28
384/403

Lower reservoir for horizontal shaft

8
384/408

Capillary

9
384/409

With wick biasing means

2
384/404

Shaft operated elevating means

15
384/405

Band or chain

1
384/406

Ring type

14
384/407

Roller or ball

1
384/414

Suction or pressure

3
384/410

With wick retainer

2
384/411

Differing capillary properties

3
384/413

Wick structure

7
384/412

With lubricant impelling means

7
384/400

Reservoir external to bearing

12
384/401

Upper reservoir for horizontal shaft

2
384/402

Capillary

7
384/368

For thrust bearing

41
384/370

Capillary

4
384/371

For bearing at end of shaft

20
384/369

Forced feed

22
384/385

Reservoir in rotating member

7
384/387

Capillary

4
384/391

Center feed

4
384/390

End feed

2
384/389

Feed to shaft end and center

3
384/392

Including distributing means

4
384/393

Including inward deflector

1
384/394

Including rotary blade

0
384/386

Removable reservoir

1
384/395

With agitator

1
384/388

With feed regulator

3
384/428

Mounting or support

114
384/441

Annular support

43
384/440

Bearing surface integral with support

16
384/434

Block and cap type

48
384/429

For crankshaft

56
384/432

Block and cap type

36
384/433

Engine housing closure

18
384/430

Connecting rod

17
384/431

Pedal type crank

8
384/435

Lock type

8
384/436