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특허 상세정보

Wheelbarrow hauling, dumping and leveling device

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65G-067/30    B62B-001/00    B62B-001/18    B62B-005/00   
출원번호 US-0264537 (2016-09-13)
등록번호 US-9969574 (2018-05-15)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Mitch Harris, Atty at Law, LLC
인용정보 피인용 횟수 : 0  인용 특허 : 19
초록

A wheelbarrow carrier provides transportation and dumping from a connection to a standard trailer hitch or tractor three-point mount. A pivoting ramp is used to load the wheelbarrow and a locking mechanism locks the wheelbarrow foot in place and the ramp in an upward position, once the wheelbarrow has been rolled onto the ramp and the ramp has pivoted from a downward position to an upward level position. The ramp pivots once the wheel of the wheelbarrow has rolled past the pivot point sufficiently to tip the ramp. Once the wheelbarrow is locked in the up...

대표
청구항

1. A wheelbarrow carrier for receiving and dumping a wheelbarrow, the wheelbarrow carrier comprising: a first frame assembly having a mount for attachment to a back of a transportation vehicle;a boom rotationally coupled to a back side of the first frame assembly by a crank arm, wherein the boom is rotatable along a first axis extending backward from the mount; anda ramp rotationally coupled to the boom, wherein the ramp extends backward from the mount and is rotatable along a second axis perpendicular to the first axis, so that the ramp extends backward...

이 특허에 인용된 특허 (19)

  1. Lichtenberg, Norman. Bracket device for attaching a mobile container to a small tractor for light hauling. USP2015069067610.
  2. Barefoot, Glenn R.. Carrier system for electric scooters. USP2015059033641.
  3. Carroll, David W.; Cahlander, Robert. Hitch assembly for converting a wheelbarrow to a towable trailer. USP2013028382138.
  4. Michael Robert Hartman. Linear incline lift and dump device. USP2002116474929.
  5. Rowlands, Terry Charles. Motorised wheelbarrow. USP2015089108690.
  6. White Ralph H. (755 McClure Rd. Aurora IL 60504). Personal vehicle carrier mounted on an automobile. USP1990064934894.
  7. Bratlie Kenneth A. (Portland OR). Portable rotary trailer tipper. USP1996045509723.
  8. Michel, Jr., Charles J.. Power assist wheelbarrow. USP2015099120499.
  9. Jacobs, Jed. Small utility vehicle. USP2010017641285.
  10. Givens Willie (32 Fairgate St. Rochester NY 14606). Support attachment for ease in side emptying a wheelbarrow. USP1996075531463.
  11. Jarvis, Charles Dwight. Transport system. USP2016059327747.
  12. Hauff Joe (65 Bonanza Dr. Pasco WA 99301). Utility platform. USP1980114234284.
  13. Andersen Charles J. (3158 Ames Omaha NE 68104). Wheel barrow dump apparatus. USP1992065121970.
  14. Kilen, Scott R.. Wheelbarrow. USP2013078474855.
  15. Black,Charles. Wheelbarrow stand with tilt leveling mechanism. USP2008047354059.
  16. Loudon,Kevin D.. Wheelbarrow trailer. USP2009017472917.
  17. Lehman Maurice E. (1960 Horseshoes Rd. Lancaster PA 17601) Gehman Roland P. (Stevens PA). Wheelbarrow transport device. USP1981084281950.
  18. Lehman Maurice E. (1960 Horseshoe Rd. Lancaster PA 17601) Gehman Roland P. (Stevens PA) Mohler Kenneth E. (Mohnton PA) Straub Donald H. (Mt. Joy PA). Wheelbarrow transport vehicle. USP1979054155678.
  19. Romas, Brian; Lynn, John. Wheelbarrow with an assisted lift dumping barrow. USP2016029248850.