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특허 상세정보

Hand trolley

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/04    B62B-001/12    B62B-005/06   
출원번호 US-0632674 (2017-06-26)
등록번호 US-10040466 (2018-08-07)
우선권정보 TW-106207964 U (2017-06-03)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Rosenberg, Klein & Lee
인용정보 피인용 횟수 : 0  인용 특허 : 24
초록

A hand trolley includes a trolley main body and a handle assembly. The handle assembly includes a handle, a fastener, and an elastic member. The handle is displaced relative to the trolley main body between a folded position and an unfolded position. The fastener is pivotally connected to the handle. The elastic member is connected with the handle and the fastener to provide an elastic force for the fastener to be located at a predetermined fastening position. When the handle is displaced relative to the trolley main body toward the unfolded position, th...

대표
청구항

1. A hand trolley, comprising: a trolley main body, including a main frame, an engaging portion and a base, the base being pivotally connected to the main frame, the trolley main body further including a linkage assembly and the linkage assembly including an actuating lever and a linking lever, two ends of the linking lever are pivotally connected to the actuating lever and the base of the trolley main body respectively; anda handle assembly, including a handle, a fastener and an elastic member, the handle being pivotally connected to the main frame of t...

이 특허에 인용된 특허 (24)

  1. DeMars Robert A. ; Cline Jack B.. Collapsible dolly. USP1998095803471.
  2. vom Braucke Manfred (Bielefeld DEX) vom Braucke Hans (Vlotho DEX). Collapsible hand truck. USP1991024993727.
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  4. Zimmer,J��rgen. Dolly. USP2008067387306.
  5. Jian, Shikun. Flat platform cart with collapsible casters. USP2010087784816.
  6. Su, Chung-Hsiu. Foldable cart. USP2015129199655.
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  10. Tsai,Chun Sheng. Foldable handcraft capable of being carried about on its wheels after being folded. USP2008107441785.
  11. Chang, Chin-Lin. Foldable wheel seat. USP2010107819409.
  12. Khodor, Leonid. Folding chassis for manually driven carrier vehicles capable of traversing obstacles. USP2015119187106.
  13. Tsai, Hai-Ming. Hand trolley with a load tray co-working with wheel sets. USP2015018936259.
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  17. Im Byung-Do (3038 Bain Bridge Ave. Bronx NY 10467) Spector George (233 Broadway ; RM 3815 New York NY 10007). Luggage carrier. USP1988074754985.
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  20. Abrams Martin (4408 Morse Ave. Lincolnwood IL 60646). Portable, collapsible luggage carrier. USP1994095348325.
  21. Su Chung-Shiu,TWX. Push cart. USP2000046053514.
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