Land vehicles: dumping > Patents

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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	31
298/11	Elevating and tilting	64
298/2	Hand trucks and barrows	39
298/3	Single wheel	34
298/24	Hopper type	40
298/27	Bottom opening	52
298/29	Hinged doors	16
298/31	Longitudinally hinged only	5
298/33	Oppositely swinging	5
298/34	Inwardly only	1
298/35R	Outwardly only	14
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	9
298/26	Tilting bottom	4
298/1R	Miscellaneous	40
298/1A	Auxiliary dump body mounted in nondumping body	44
298/1B	Dump body includes flexible or movable bottom part to facilitate dumping	48
298/1H	Means for heating dumping body	20
298/1C	Motor driven carts having forwardly dumping body	21
298/1T	Toy dump trucks	2
298/1V	Vibrator means to facilitate removal of material	8
298/1SG	Wheel splash guards movable responsive to body tilting	6
298/8R	Plural load units	46
298/8H	Hopper type body	16
298/8T	Multiple dumping vehicles connected in tandem	19
298/9	Rotating about vertical axis and tilting	12
298/10	Rotating to overturn about fixed axis	28
298/4	Sleds	1
298/12	Sliding and tilting	31
298/14	Operating mechanism	30
298/15	Vehicle-motion controlled	6
298/16	Vehicle-motor controlled	2
298/13	Side delivery only	9
298/17R	Tilting	72
298/17B	Brace or prop to support tilted load body	46
298/17SG	Ground engaging	34
298/19R	Operating mechanism	18
298/19B	Booster device for initial tilting movement	14
298/22R	Fluid-pressure operators	101
298/22B	Cam means in cooperation with fluid pressure means	12
298/22C	Control means for hydraulic tilting mechanism	45
298/22AE	Fluid pressure actuator associated with fifth wheel mechanism	17
298/22J	Jack-knife linkage actuated by hydraulic means	29
298/22D	Pivotally connected (non-jack-knife type) linkage actuated to effect tilting	17
298/22P	Plural, simultaneously operated fluid cylinder means	52
298/22A	Rotary piston type	0
298/22F	Tilting mechanism includes flexible operator means (e.g., cable)	6
298/19V	Tilting mechanism includes flexible operator means, (e.g., cable)	17
298/20R	Vehicle-motion controlled	22
298/20A	Motion effecting means mounted on fifth wheel	10
298/21R	Vehicle-motor controlled	2
298/21V	Tilting mechanism includes flexible operator means (e.g., cable)	5
298/18	Side delivery only	106
298/17.5	Tilting about plural or shifting fulcrums	30
298/17.6	Selectively tiltable in different directions	31
298/17.8	Progressive fulcrum points	7
298/17.7	Side or end delivery	25
298/17T	Tractor dumping attachments	10
298/17S	Vehicle includes means to stabilize or level body while dumping	24
298/23R	With cover or endgate control	42
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	22
298/23DF	Including flexible operating member	18
298/23S	Combined latch and endgate opening means	25
298/23C	Dump body covers, control means therefor	15
298/23TT	Miscellaneous tilting trucks	2
298/23M	Motor operated endgate latch means	34
298/23MD	Motor operated endgate opening means	61
298/5	Two-wheel	37
298/6	With cover or end gate control	11
298/7	With load-delivering chute	54