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Class Information
Number: 184
Name: Lubrication >
Description: This class is not intended to include the lubrication generally of machines of every kind; but it is intended to include those devices employed to lubricate bearing parts in a machine where such lubricating device forms no part of the machine structure.










Class Number Class Name No. of Patents
184/1.5

Automobile crank and gear case service

551
184/5.1

Bearing packer

63
184/12

Conveyors

19
184/107

Fusible safety means for lubrication device

5
184/14

Lubricators

26
184/15.1

Belt, cable, chain or conveyor

161
184/17

Roller-applied

25
184/16

Swab-applied

22
184/15.2

With injector

55
184/15.3

With intermittent spray or drip

53
184/103.1

Constant level

62
184/103.2

Float-controlled

27
184/18

Cylinder lubricators

40
184/20

Rotary swab-applied

3
184/19

Swab-applied

8
184/106

Drip pans

320
184/21

Elevator-guide lubricators

2
184/23

Rotary brush or roller

4
184/22

Swab

2
 

Force feed

 
184/64

Capillary attraction

26
184/61

Conveyors

6
184/62

Bucket

1
184/63

Rotary

5
 

Fluid-operated

 
184/60

Abrasion

0
184/49

Condensation displacement

0
184/53

Auxiliary feeding receptacles

2
184/52

Choke plugs

1
184/50.1

Double passage

3
184/50.2

Atomizer

5
184/51

Single passage

1
184/55.1

Displacement by air or steam

100
184/55.2

Air line lubricators

76
184/57

Initial pressure

11
184/58

Suction

14
184/59

Vented

4
184/54

Displacement by liquid

10
 

Followers

 
184/47

Balance piston

0
184/43

Centrifugal

13
184/39

Fluid-operated

35
184/39.1

Cyclical-type metered injector

44
184/40

Fluid return

7
184/42

Spring return

10
184/41

Spring-assisted

6
184/38.1

Hand-operated

8
184/38.2

Follower rod threaded to receptacle

2
184/38.3

Follower threaded to receptacle

1
184/38.4

Follower threaded to rod

7
184/48.1

Locking devices

2
184/48.2

Friction type

2
184/37

Mechanically operated

12
184/44

Pendulum-operated

2
184/45.1

Spring-operated

35
184/45.2

Spiral spring

4
184/46

Weight-operated

6
184/26

Pumps

58
184/36

Attachments

6
184/29

Fluid-operated

67
184/28

Hand-operated

35
184/27.1

Mechanically operated

58
184/27.2

Multiple pumps

27
184/27.4

Oscillating cylinder

3
184/27.3

Pump with sight feed

3
184/34

Oscillating distributing valve

8
184/32

Oscillating piston

16
184/30

Pendulum-operated

1
184/35

Rotary distributing valve

13
184/33

Rotary piston and valve

22
184/31

Rotary

70
184/65

Gravity feed

29
184/84

Airtight receptacle

4
184/66

Automatic cutoff

3
184/70

Centrifugal

4
184/67

Electrically operated

9
184/79

Horizontally reciprocating valve

4
 

Rotatable valve

 
184/72

Fluid pressure-operated

0
184/71

Mechanically operated

2
184/73

Pendulum-operated

0
184/68

Thermostats

2
 

Vertically reciprocating valve

 
184/77

Centrifugally operated

1
184/76

Fluid pressure-operated

2
184/74

Mechanically operated

2
184/75

Spring-retained

2
184/78

Pendulum-operated

0
184/69

Vibrators

0
184/80

Combined closure and valve

12
184/87

Fiber valve

2
184/86

Locking valve

0
184/83

Measuring valve

5
184/81

Multiple feed

11
184/85

Siphons

2
184/82

Vertically movable valve

5
184/98

Liquefiers

4
184/99

Solid stick

28
184/104.1

Lubricant heating and/or cooling device

113
184/104.2

For internal-combustion engine

42
184/104.3

Lubricant cooling device

92
184/105.3

Nipple or fitting

96
184/88.1

Oil cup closure

14
184/89

Depressible cap

0
184/88.2

Flexible cover

6
184/90

Hinged cover

1
184/91

Spring-controlled

0
184/92

Rotatable cover

6
184/93

Spring-controlled

0
184/94

Slidable cover

3
184/95

Spring-controlled

3
184/24

Piston-rod lubricators

32
184/25

Swab

6
184/105.1

Refilling device

125
184/105.2

Grease gun

72
184/101

Roller

15
184/96

Sight feeds

19
184/97

Attachments

2
184/100

Slide-bearing lubricators

25
184/14.1

Spring

3
184/102

Swab

47
184/2

Mine-car lubrication

4
184/109

Miscellaneous

96
184/3.1

Rail or rail vehicle wheel lubricator

50
184/3.2

On vehicle

51
184/108

Safety alarm or indicating means

134
184/5

Slide-bearing lubrication

84
184/13.1

Splash

92
184/6

Systems

121
184/6.5

Crank-type machines

243
184/6.8

Cylinder lubrication

57
184/6.7

Inverted cylinder

1
184/6.6

Radially extending cylinders

26
184/6.9

With valve lubrication

49
184/6.17

Cylinders parallel to shaft

113
184/6.13

Dry sump

44
184/7.2

For chassis lubrication

19
184/7.3

With flow regulator

13
184/7.1

For twister ring or spinning spindle

23
184/6.11

Gas turbine

236
184/6.12

Gearing

466
184/6.19

Linkage mechanisms

14
184/6.14

Machine tools

104
184/6.28

Pump or pump systems mounting means

124
184/6.16

Rotary compressor

241
184/6.15

Sewing machines

20
184/11.1

Splash

128
184/11.5

For endless band or chain feed

10
184/11.3

For transmission band

8
184/11.2

With conduit

111
184/11.4

With connecting rod clippers or scoops

11
184/6.18

Vertical shaft

187
184/6.27

With guard

14
184/6.21

With lubricant treatment means

67
184/6.23

Foam or air

101
184/6.24

Purification means

240
184/6.25

Magnetic

79
184/6.22

Temperature or viscosity

177
184/6.3

With machine starting means

96
184/6.2

With machine tilt compensating means

58
184/6.1

With means to control machine operation

76
184/7.4

With measuring or metering value system

221
184/8

Continuous tube

14
184/9

Sliding tube

2
184/10

Wipers

4
184/6.26

With mist or fog means

145
184/6.4

With safety or indicating means

287
184/4

Windmill lubrication

5
 
 
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