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특허 상세정보

Multi-mode hand truck

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/10    B62B-001/12   
출원번호 US-0875785 (2015-10-06)
등록번호 US-9616907 (2017-04-11)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Barnes & Thornburg LLP
인용정보 피인용 횟수 : 6  인용 특허 : 30
초록

A hand truck is convertible to assume an expanded use mode and a flat storage mode. The hand truck includes a rolling base and a base pusher. The rolling base is arranged to support goods and to roll on ground underlying the hand truck. The base pusher is mounted on the rolling base for pivotable movement about a base-pusher pivot axis from an upright hand-truck position to a storage position to rearrange the hand truck between the expanded use mode and the flat storage mode.

대표
청구항

1. A collapsible hand truck comprising a rolling base including a load-support frame and a toe-plate shelf coupled to the load-support frame,a base pusher mounted for movement relative to the load-support frame of the rolling base about a base-pusher pivot axis from an upright hand-truck position arranged to lie in generally coplanar relation to a top of the load-support frame of the rolling base to establish an expanded use mode to a storage position arranged to lie along the load-support frame of the rolling base to establish a flat storage mode of the...

이 특허에 인용된 특허 (30)

  1. Meier James W.. Brake and retractable rear stabilizer apparatus for a hand dolly. USP1998075779251.
  2. Leimgruber John (4822 Seventh Ave. Temple PA 19560). Carriage device. USP1987044659096.
  3. Tornabene, Dean; Babkes, Mitchell H.; Howell, Henry J.. Combination hand truck, step ladder and dolly. USP2005046880835.
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  9. Gradwohl Donald R. (20843 SW. WillapaWay Tualatin OR 97062) Gradwohl Jonald R. (20843 SW. WillapaWay Tualatin OR 97062). Convertible hand truck-wagon. USP1980104227709.
  10. Dahl Gary-Michael (8300 Sands Point Dr. #903 Houston TX 77036). Convertible transport cart. USP1995125476282.
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  12. Jian, Shikun. Flat platform cart with collapsible casters. USP2010087784816.
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  20. Kelley Earnest. Handy carrier. USP2000046053515.
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  22. Gibson, William R. Load carrier with mode changer. USP2015089096249.
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  27. Su Chung-Shiu,TWX. Push cart. USP2000046053514.
  28. Miranda Eduardo E.. Removable stepwise adjustable dolly support adjustable to fit various dollies. USP1998095810373.
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  30. Geschwender Robert C. (Lincoln NE). Utility cart. USP1982114358124.