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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

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.


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.
  4. Miller Walter A. (5687 Pleasant Ave. Northridgeville OH 44039). Convertible bulk hand truck and table top. USP1996075536034.
  5. Fred E. Meabon. Convertible hand dolly and cart. USP2002076419244.
  6. Meyers, Paul F.; Meyers, Thomas J.. Convertible hand truck. USP2012018100430.
  7. Meyers, Paul F; Meyers, Thomas J. Convertible hand truck. USP2013068465046.
  8. Schoberg Carl J. (Zumbro Falls MN). Convertible hand truck. USP1990054921270.
  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.
  11. Stallbaumer John J. ; Rahn Robert D.. Dual hand truck. USP2001106308967.
  12. Jian, Shikun. Flat platform cart with collapsible casters. USP2010087784816.
  13. Shapiro, Richard N.. Fold flat carrier wagon/cart with stowable walls, wheels and handle, and manufacturing methods. USP2012018091916.
  14. Chang, Chin-Lin. Foldable wheel seat. USP2010107819409.
  15. Bonnier Michel,FRX ; Bonnier Georges,FRX ; Taillard Andre,FRX. Folding assembly for the support or transportation of a person. USP1998015709400.
  16. Misawa Rintaro (Tokorozawa JPX). Hand truck. USP1987074681330.
  17. Prapavat Vuthisit. Hand truck. USP2001086273438.
  18. Tsai, Haiming. Hand truck. USP2009107600765.
  19. Stahler ; Sr. Richard D.. Hand truck convertible to a cart. USP2001126328319.
  20. Kelley Earnest. Handy carrier. USP2000046053515.
  21. Mortenson Carl N. (Midland MI). Improvements in hand trucks with pivotally connected, spreadable, wheel-supported, auxiliary support frames. USP1993055207439.
  22. Gibson, William R. Load carrier with mode changer. USP2015089096249.
  23. Kazmark Eugene A. (5 Remin La. Joliet IL 60433). Luggage carrier with pivoting handle. USP1983084401319.
  24. Celli, Giuliano. Multi function hand truck. USP2005096945545.
  25. Celli,Giuliano. Multi function hand truck. USP2007017168712.
  26. Alessio, Lorenzo E.. Multipurpose hand truck with movable wheels. USP1985124561674.
  27. Su Chung-Shiu,TWX. Push cart. USP2000046053514.
  28. Miranda Eduardo E.. Removable stepwise adjustable dolly support adjustable to fit various dollies. USP1998095810373.
  29. Richard D. Stahler, Sr.. Three-position hand truck using multiple locking mechanisms and/or a combination connecting member and channel. USP2002046364328.
  30. Geschwender Robert C. (Lincoln NE). Utility cart. USP1982114358124.