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특허 상세정보

Collapsible hand truck

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/12   
미국특허분류(USC) 280/154 ; 280/4729 ; 211/195
출원번호 US-0594593 (1990-10-09)
발명자 / 주소
인용정보 피인용 횟수 : 29  인용 특허 : 0
초록

A hand truck which may be collapsed by operation of a pivotable support plate and pivotable load bearing side brace members which may be readily detached from the support plate. The hand truck includes a substantially rectangular frame having an upper handle portion, two parallel side portions, and a lower portion. A pair of wheels are rotatably secured in opposed axial alignment on opposite sides of the lower portion of the frame. A support plate pivotably attaches to the lower portion of the frame so that the support plate may pivot about a substantial...

대표
청구항

A hand truck including an upright frame and a support plate mounted proximate the lower end of the frame for movement between an operative position extending generally forwardly from the frame and a folded, storage position pivoted upwardly with respect to the frame, characterized in that the support plate includes at least one hole therein and is supported in its operative position by at least one side brace member having an upwardly projecting pin at its lower end adapted to be received in said at least one hole, said at least one side brace member bei...

이 특허를 인용한 특허 피인용횟수: 29

  1. McGuire, Daniel J.. Attachment to a walker providing retractable slip resistant surfaces. USP2017079707148.
  2. McCarthy Phillip R.. Collapsible cart. USP1998045738365.
  3. Phillips, Howard. Collapsible shelf and dolly system. USP2014078770597.
  4. Perkins ; Sr. Robert W. (43487 Columbia Ave. Fremont CA 94538-6022). Dolly for receiving recycling bins and cardboard. USP199609D373669.
  5. Flickinger, Kenneth L.. Fishing cart. USP201603D751786.
  6. Collins, Gregory James; Hughson, Matthew Gordon Thomas; Dobo, Erin Dawn. Flexible sports bag. USP2016069375062.
  7. Chu, Yong S.. Folding cart. USP2003076598898.
  8. Kelley Earnest. Handy carrier. USP2000046053515.
  9. Collins, Gregory James; Hughson, Matthew Gordon Thomas; Dobo, Erin Dawn. Hockey bag. USP201510D740554.
  10. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2015129215915.
  11. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2018039913516.
  12. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2012068191908.
  13. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2014028646785.
  14. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2014118888111.
  15. Udall, Laura Elizabeth; Udall, Nicholas V.. Mobile storage unit. USP2012118317205.
  16. Udall,Laura Elizabeth; Udall,Nicholas V.. Mobile storage unit. USP2007047207577.
  17. Udall,Laura Elizabeth; Udall,Nicholas V.. Mobile storage unit. USP2007017168713.
  18. Udall,Laura Elizabeth; Udall,Nicholas V.. Mobile storage unit. USP200711D554860.
  19. Udall,Laura Elizabeth; Udall,Nicholas V.. Mobile storage unit. USP200711D554861.
  20. Kinnee, Bruce. Mobile storage unit with a retractable wheel mechanism. USP2015018936257.
  21. Richardson, IV, Donald V.. Outboard motor caddy and stand. USP2003026523838.
  22. Kasravi Kasra ; MacDermid Suzanne M.. Personal cart. USP1999015863055.
  23. O'Neal David O. ; Gentry Charles. Recycle bin carrier system. USP199806D395110.
  24. Oh,Sun K.. Refuse collection cart. USP200712D557473.
  25. Carter, Robert L.. Shoulder-carriable wheeled cart assembly. USP2014028641056.
  26. McGuire, Daniel J.. Slip resistant walking surface for use with a mobility aid. USP20190110166165.
  27. Collins, Gregory James; Hughson, Matthew Gordon Thomas; Dobo, Erin Dawn. Sports bag. USP201601D747098.
  28. Collins, Gregory James; Hughson, Matthew Gordon Thomas; Dobo, Erin Dawn. Sports bag. USP201601D747605.
  29. Weston, Walter Stephen. Supermarket cage protection device. USP2013028376377.