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Class Information
Number: 104
Name: Railways >
Description: This class includes railway rolling stock and track, each of which is modified for interrelation and cooperation with each other, as in the case of traction and propulsion systems not otherwise classified; railway track other than normal surface track; car-stopping devices of abutting type associated with the track; amusement railway apparatus, such as used in recreation parks; track layers, shifters, and repairers; railway fixtures, such as turntables, transfer tables, and terminal features; appliances for use with railway track, such as hose bridges, car replacers, and car derailers, and miscellaneous features relating to railway track not elsewhere classified.










Class Number Class Name No. of Patents
104/53

Amusement

182
104/68

Bowl, cylinder, or globe

3
104/73

Canals

35
104/77

Car in wheel

5
104/78

Traveling

6
104/69

Chutes

45
104/70

Water dive

48
104/59

Drifting tub

12
104/54

Gap jumpers

11
104/56

Helical

15
104/57

Rotating

10
104/61

Horse simulation

5
104/86

Hydraulic effects

5
104/83

Illusion vehicles

9
104/55

Loop

27
104/58

Moving-wave track

3
104/84

Optical illusion

9
104/82

Passenger jumper

1
104/85

Physical illusion

10
104/62

Physical training

9
104/60

Racing

69
104/74

Rotary car on truck

4
104/76

Horizontal axis

14
104/75

Vertical axis

14
104/80

Seesaw car drive

0
104/79

Seesaw track

8
104/72

Splasher

10
104/71

Submarines

6
104/81

Swing car drive

1
104/67

Switchback

8
104/63

Tortuous alinement

50
104/64

Horizontal zigzag

0
104/66

Chain drive

2
104/65

Exchanging gears

0
104/22

Balloon

3
104/87

Cable and rigid combined

23
104/112

Cable rails

113
104/114

Extensible marine

6
104/113

Gravity

35
104/115

Hangers and saddles

52
104/116

Vertible movement

10
104/117

Tension regulators and anchors

16
104/117.1

With automatic stopping or reversing

17
104/262

Car replacer

9
104/272

Articulated extension

1
104/263

Car attached

7
104/268

One way

1
104/271

Pivoted ramp

1
104/270

Saddles

0
104/269

Symmetrical

3
104/274

Rail clamps

1
104/273

Shifting jack

9
104/264

Special track

6
104/265

Two-way

4
104/267

Double

1
104/266

With rollers

1
104/249

Car stops

73
104/254

Bumpers

17
104/255

Counterweight

1
104/256

Fluid pressure

6
104/257

Displaceable chock

10
104/258

Rail-clamp chocks

9
104/252

Releasable feed

60
104/253

Alternate

8
104/259

Sliding

20
104/250

Special track

66
104/251

Car retaining

24
104/260

Wheel skid

7
104/26.1

Car yard

32
104/26.2

Track brake

38
104/261

Car-attached derailer

7
104/287

Car-carried propulsion system

35
104/288

Electric

51
104/295

External car control

83
104/296

Auxiliary function on car

26
104/297

Superimposed signal on same conductor

8
104/298

By block system

28
104/300

Car-carried speed regulator

45
104/301

Of multiple trains on same track

17
104/305

Of slot-guided car

36
104/299

Of spacing between cars

27
104/304

Of steerable car

32
104/302

Reversing of car movement or conductor current

16
104/303

By switch responsive to discrete means along guideway

10
104/290

Linear motor

119
104/294

Construction or composition of motor elements

48
104/293

Including means to control gap

34
104/292

Propulsion by active guideway; e.g., linear synchronous motor, etc.

127
104/291

Suspension between truck and vehicle body

13
104/289

With regenerative energy means

24
104/154

Hydraulic

19
104/155

Pneumatic

39
104/157

Motor charging

2
104/158

Moving car

1
104/159

Longitudinal supply tube

2
104/160

Sliding-sleeve receiver

1
104/156

Piston tube

27
104/161

Sealing slot closers

14
104/242

Derailment guards

87
104/244.1

Furrow feelers

40
104/245

Guide rollers

72
104/247

Horizontal thrust only

89
104/246

Rail interlock

44
104/244

Inclined wheels

27
104/248

Rail-interlocking lugs

26
104/243

Supplemental car wheels and rails

63
104/122

Drop pick up

13
104/133

Droppings catcher

5
104/124

Elevated structure

135
104/127

Elevators

43
104/128

Car

17
104/129

Track control

17
104/25

Endless train

22
104/23.1

Fluid supported car or simulated aerial vehicle

25
104/23.2

Car supported by fluid current pushing against surface

67
104/275

Hose bridges

27
104/276

Overhead

1
104/277

Under rail

0
104/51

Locomotive shed fixtures

2
104/52

Smoke jacks

18
104/281

Magnetically suspended car

213
104/283

By permanent magnets only

53
104/286

Construction or composition of suspension elements

110
104/284

Including means to sense or control car position or attitude with respect to guideway

141
104/282

Propulsion means employed to suspend car

110
104/285

With cooling means

25
104/307

Miscellaneous

104
104/118

Monorail

112
104/120

Raised center rail

30
104/121

Single top guide

27
104/119

With side guides

87
104/18

Moving train

24
104/20

Passenger transfer

34
104/21

Revolving terminal

9
104/19

Safety lander

1
104/126

Portable elevated

53
104/125

Posts and towers

48
104/24

Sailing devices

2
104/241

Seat-guard control

5
104/88.01

Selective delivery

67
104/88.02

Electrical control

46
104/88.03

Centralized

56
104/88.04

Including local control

39
104/88.05

Including override feature

5
104/88.06

Including pre-established manual setting

16
104/134

Sledways

39
104/136

Ice track

2
104/135

Roller track

25
104/140

Slotted conduit

66
104/146

Adjustable slots

8
104/141

Crossings

3
104/145

Grip or plow traps

5
104/142

Yokes

0
104/143

Concrete

0
104/144

Integral metallic

0
104/89

Suspended

227
104/94

Double inner rail

82
104/95

Double outer rail

69
104/90

Ferry

5
104/93

Single-rail type

145
104/92

Swing boom track

2
104/91

Track systems

74
104/130.01

Switches

74
104/130.02

For levitated vehicle

25
104/130.03

Having movable track elements

18
104/130.08

For toothed rail

1
104/130.04

For vertical guide

14
104/130.07

Having all stationary track elements

62
104/130.11

Having flexible element

17
104/130.06

Having horizontal sliding shift

13
104/130.05

Having longitudinal pivot axis

19
104/130.09

Having movable track element for slot-guided vehicle

22
104/27

Terminals and stations

36
104/29

Freight

26
104/28

Passenger

63
104/30

Platforms

21
104/31

Shifting

25
104/164

Tilting track

7
104/DIG.1

Toy railroad

55
104/279

Track clearers

92
104/280

Conduit

7
104/2

Track layers

284
104/3

Built-up sections

30
104/5

Distributers

32
104/6

Transverse tie placer

39
104/15

Joint welders

29
104/4

Portable shifter

5
104/8

Sluer

30
104/10

Tamper

45
104/12

Car mounted

179
104/13

Hand tools

9
104/14

Pneumatic

2
104/11

Pneumatic injector

10
104/16

Tie platers

39
104/9

Tie replacer

70
104/17.1

Track rail mounted spike driver

47
104/7.1

Track raising car

123
104/7.3

Under-track ballast sled or plow

47
104/7.2

With means to transversely shift track (i.e., aligning)

116
104/17.2

Trail rail mounted rail anchor applicator

49
104/165

Traction

81
104/173.1

Cable

139
104/188

At swing bridges

0
104/184

At switches

7
104/200

Cable clips

1
104/201

Strand engaging

0
104/240

Cable construction

1
104/199

Cable lifters

1
104/198

Cable shifters

0
104/182

Clearing-way hangers

23
104/174

Counterbalanced system

2
104/175

Weight

1
104/185

Crossing conduit

0
104/187

Auxiliary car propulsion

0
104/186

Cable depressors

0
104/189

Curves

7
104/190

Auxiliary car propulsion

1
104/192

Double-rope system

5
104/191

Horizontal pulley

7
104/193

Draft-cable coupling

3
104/178

Drive and control

79
104/179

Signals

23
104/183

Drum-wind draft

24
104/202

Grippers

24
104/204

Automatic grip control

12
104/211

Cam operated

18
104/207

Releasable pawl

0
104/210

Screw operated

0
104/209

Spring-pressed jaw

21
104/205

Trip lever

1
104/206

Toggle-operated jaw

8
104/212

Wedge operated

3
104/208

Weight-operated jaw

6
104/239

Cable-driving stops

2
104/224

Cam

4
104/238

Drive stops on car

8
104/217

Forceps

0
104/226

Friction belt

4
104/214

Laterally movable jaws

6
104/215

With guide rollers

3
104/213

Longitudinal buffer

0
104/227

Overstepping

0
104/228

Revolving

0
104/216

Pivoted and fixed jaws

16
104/203

Pneumatically operated

4
104/229

Rollers

8
104/231

Laterally movable

3
104/230

Power transmitting

11
104/232

Vertically movable

2
104/233

Opposing twin

5
104/234

Staggered

2
104/223

Screw

2
104/237

Sprocket belt

0
104/236

Sprocket wheel

3
104/225

V-clips or hooks

1
104/218

Vertically movable jaws

1
104/219

Pawl lever and link

0
104/220

With guide rollers

3
104/221

Pawl lever and link

0
104/222

Wedge

2
104/235

Whelp wheel

7
104/177

Mail

2
104/176

Mule car

17
104/180

Running and carrying cable

32
104/181

Mail

0
104/173.2

Ski tow

80
104/194

Slot closers

4
104/195

Slot switches

2
104/197

Supporting pulley

25
104/196

Take-ups

18
104/172.1

Chain

58
104/172.3

Beneath vehicle

165
104/172.5

Chain construction

44
104/172.4

Suspended

134
104/172.2

Tow pin or mast

57
104/167

Helical

20
104/166

Longitudinal rotary shafts

88
104/162

Pusher

103
104/163

Rotary

15
104/169

Reciprocating farm tool

1
104/168

Transverse live roll

51
104/170

Truck distribution

8
104/171

Two-wheel type

3
104/48

Transfer tables

66
104/50

Operating mechanism

13
104/49

Swinging

14
104/137

Traveling track

36
104/106

Trolley rails

71
104/111

Hangers

61
104/110

Single tread

12
104/107

Two tread

41
104/109

Integral

18
104/108

Slotted tube

22
104/96

Trolley transfer

76
104/97

Beef-jack type

7
104/100

Horizontal end pivot

13
104/101

Longitudinal pivot

5
104/98

Overhead crane

18
104/105

Rigid frog

11
104/102

Sliding shift

28
104/104

Split point

5
104/103

Swing stub

23
104/99

Turntable type

15
104/32.1

Truck changer

15
104/33

Wheel-gauge changers

8
104/139

Truck in conduit

79
104/138.1

Tubular way

104
104/138.2

Internal service device

103
104/35

Turntables

65
104/36

Actuators

10
104/38

Electric control

14
104/37

Fluid pressure

9
104/39

Traction cable

3
104/43

Traction wheel

0
104/40

Vehicle operated

4
104/41

Drive wheel

2
104/42

Gravity

3
104/44

Automobile

42
104/46

Bearings and pivots

21
104/47

Locks

15
104/45

Portable

21
104/34

Vehicle battery replacer

61
104/123

Way suspension

29
104/306

With running gear

16
 
 
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