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특허 상세정보

Collapsible cart

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-011/00   
미국특허분류(USC) 280/42 ; 220/7
출원번호 US-0528771 (1974-12-02)
발명자 / 주소
인용정보 피인용 횟수 : 20  인용 특허 : 0

A collapsible cart is disclosed comprising a pair of wheels supporting a pair of spaced side walls above cart supporting terrain a predetermined distance. A pair of floor members are pivotably supported together and with the end walls for movement between a floor expanded position along a common plane extending between the side walls and a floor collapsed position extending downwardly from the side walls. Two pairs of end walls are pivotably joined to opposite ends of the side walls and to each other for movement between expanded positions extending norm...


A collapsible cart comprising, in combination, a pair of side panels; a pair of wheels rotatably mounted to said pair of side panels; a pair of bottom panels hinged together and to said pair of side panels; a first pair of end panels hinged together and to first adjacent ends of said pair of side panels; and a second pair of end panels hinged together and to second adjacent ends of said pair of side panels opposite said first adjacent ends.

이 특허를 인용한 특허 피인용횟수: 20

  1. Simpson, Dennis D.; Foley, Joseph P.; Williams, Benjamin P.. Cart. USP201806D819917.
  2. Swanner,Jessee Jackson. Cart to transport equipment or the like. USP2006047032921.
  3. Bess, Suzan L.. Collapsible and portable wheeled dolly particularly suitable for use by students or others in the transport of items. USP2010067731221.
  4. Zhao, Fang; Liu, Jun. Collapsible buffet vehicle. USP2017109788648.
  5. Sbragia Frank J. (Rt. 1 ; Box 2377 Checker Rd. Long Grove IL 60047). Collapsible cart. USP1990094953878.
  6. David M. Stravitz ; David Harris ; Clint Kolda. Collapsible movable cart. USP2002096443481.
  7. Stravitz, David M.; Harris, David; Kolda, Clint. Collapsible movable cart. USP2004026685199.
  8. Dinkins Wylene. Collapsible shopping cart. USP2000036042128.
  9. Abiri, Sagi. Collapsible shopping cart apparatus. USP2015099126610.
  10. Konecheck Thomas E.. Convertible trailer. USP200001D418451.
  11. Burns Richard H. (662 Clarendon Rd. Troy OH 45373). Foldable utility cart. USP1986114624467.
  12. Williams Patrick Y. (Golden Eagles Flats ; 6 Fawcett St. Ballina ; New South Wales AUX 2478). Folding frameworks and wheel-chairs. USP1982044323133.
  13. Lowe,Matthew F.. Folding wheelbarrow. USP2007077243939.
  14. Lowe,Matthew F.. Folding wheelbarrow. USP2009017481446.
  15. Huang, Hsueh Li. Garden cart. USP201608D763532.
  16. Ronson Terin B ; Ronson Bonnie W. Laundry basket on wheels. USP200104D440020.
  17. Wernberg, Benjamin M.; Simpson, Dennis D.; Foley, Joseph P.; Williams, Benjamin P.. Log cart. USP201808D826507.
  18. Eugene C. Eskridge. Multimode collapsible cart. USP2002106471236.
  19. Putman, Bruce Clark. Portable utility transport. USP2011027891676.
  20. Rakoci-Anderson, Susan. Pull cart for skis and accessories. USP201311D693533.