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Class Information
Number: 298
Name: Land vehicles: dumping >
Description: Vehicles other than track or rail vehicles and commonly known as dumping-wagons, dump-carts, dumping-sleighs, dumping-barrows, chute-wagons, etc., adapted for carrying a freight-load and so constructed and arranged that by manipulation of the whole or a part of the vehicle the load or some considerable part thereof will move by gravity to unload the vehicle.










Class Number Class Name No. of Patents
298/38

Catches

33
298/11

Elevating and tilting

66
298/2

Hand trucks and barrows

42
298/3

Single wheel

36
298/24

Hopper type

43
298/27

Bottom opening

55
298/29

Hinged doors

19
298/31

Longitudinally hinged only

5
298/33

Oppositely swinging

6
298/34

Inwardly only

1
298/35R

Outwardly only

15
298/37

Closing equalizers

6
298/35M

Motor operated doors

18
298/36

Vertically movable

0
298/32

Parallel swinging

1
298/30

Transversely hinged only

15
298/28

Removable bottom boards

6
298/25

Pivoted sections

10
298/26

Tilting bottom

4
298/1R

Miscellaneous

44
298/1A

Auxiliary dump body mounted in nondumping body

50
298/1B

Dump body includes flexible or movable bottom part to facilitate dumping

53
298/1H

Means for heating dumping body

24
298/1C

Motor driven carts having forwardly dumping body

24
298/1T

Toy dump trucks

2
298/1V

Vibrator means to facilitate removal of material

10
298/1SG

Wheel splash guards movable responsive to body tilting

6
298/8R

Plural load units

46
298/8H

Hopper type body

17
298/8T

Multiple dumping vehicles connected in tandem

20
298/9

Rotating about vertical axis and tilting

12
298/10

Rotating to overturn about fixed axis

29
298/4

Sleds

1
298/12

Sliding and tilting

33
298/14

Operating mechanism

31
298/15

Vehicle-motion controlled

7
298/16

Vehicle-motor controlled

2
298/13

Side delivery only

10
298/17R

Tilting

89
298/17B

Brace or prop to support tilted load body

48
298/17SG

Ground engaging

36
298/19R

Operating mechanism

20
298/19B

Booster device for initial tilting movement

16
298/22R

Fluid-pressure operators

109
298/22B

Cam means in cooperation with fluid pressure means

13
298/22C

Control means for hydraulic tilting mechanism

51
298/22AE

Fluid pressure actuator associated with fifth wheel mechanism

17
298/22J

Jack-knife linkage actuated by hydraulic means

31
298/22D

Pivotally connected (non-jack-knife type) linkage actuated to effect tilting

18
298/22P

Plural, simultaneously operated fluid cylinder means

58
298/22A

Rotary piston type

0
298/22F

Tilting mechanism includes flexible operator means (e.g., cable)

8
298/19V

Tilting mechanism includes flexible operator means, (e.g., cable)

19
298/20R

Vehicle-motion controlled

24
298/20A

Motion effecting means mounted on fifth wheel

10
298/21R

Vehicle-motor controlled

3
298/21V

Tilting mechanism includes flexible operator means (e.g., cable)

5
298/18

Side delivery only

124
298/17.5

Tilting about plural or shifting fulcrums

36
298/17.6

Selectively tiltable in different directions

36
298/17.8

Progressive fulcrum points

9
298/17.7

Side or end delivery

34
298/17T

Tractor dumping attachments

13
298/17S

Vehicle includes means to stabilize or level body while dumping

29
298/23R

With cover or endgate control

47
298/23A

Automatic (non-motor) endgate latch mechanism

10
298/23B

Including cam actuator means

4
298/23F

Including flexible operating member

13
298/23D

Automatic, positive, non-motor endgate opening means

24
298/23DF

Including flexible operating member

20
298/23S

Combined latch and endgate opening means

26
298/23C

Dump body covers, control means therefor

16
298/23TT

Miscellaneous tilting trucks

3
298/23M

Motor operated endgate latch means

36
298/23MD

Motor operated endgate opening means

66
298/5

Two-wheel

38
298/6

With cover or end gate control

11
298/7

With load-delivering chute

60
 
 
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