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특허 상세정보

Convertible hand truck

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-003/02    B62B-001/00    B62B-001/12    B62B-001/20   
출원번호 US-0295123 (2016-10-17)
등록번호 US-9688298 (2017-06-27)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Muncy, Geissler, Olds & Lowe, P.C.
인용정보 피인용 횟수 : 3  인용 특허 : 36
초록

A convertible hand truck includes first and second truck frames coupled with each other through a pair of fixed members and a pair of pivoting members such that the second truck frame is turnable relative to the first truck frame among a folded position, a platform-cart position and a reclined-truck position. A stabilizing lever is pivotably connected with the second truck frame or the pivoting members to be engaged with or disengaged from the fixed members in response to the turning of the second truck frame. The second truck frame extends outwardly fro...

대표
청구항

1. A convertible hand truck comprising: a first truck frame having a pair of first pivot end portions opposite to each other in a left-and-right direction, and a pair of first end portions disposed opposite to said first pivot end portions, respectively, in a first direction transverse to the left-and-right direction;a second truck frame having a pair of second pivot end portions opposite to each other in the left-and-right direction, and a pair of second end portions disposed opposite to said second pivot end portions, respectively, in a second directio...

이 특허에 인용된 특허 (36)

  1. Gedeon-Janvier, Maxime. Adjustable and collapsible hand truck with lifting apparatus. USP2016049321471.
  2. Zan Vunshik (P.O. Box 55-1670 Taipei TWX). Barrow having high and low positioned wheels. USP1992115160153.
  3. Starita Michael S. (16 Deerfield Ct. Basking Ridge NJ 07920) Starita Joseph M. (13 Beverly Dr. Belle Mead NJ 08502). Cart for equestrian equipment and supplies. USP1995125474312.
  4. Katz, Amir. Collapsible clamping work table. USP2009097588255.
  5. Tornabene, Dean; Babkes, Mitchell H.; Howell, Henry J.. Combination hand truck, step ladder and dolly. USP2005046880835.
  6. Lewallen Charles D. (Rte. 2 ; Box 1075 Corbett OR 97109). Combination handtruck and portable work table. USP1981084284286.
  7. Brice John Nigel,CAX ITX V4A 1Y8. Combination stepladder/handtruck apparatus. USP1998115836595.
  8. Caldwell, Richard. Convertible beach cart. USP2013028366124.
  9. Miller Walter A. (5687 Pleasant Ave. Northridgeville OH 44039). Convertible bulk hand truck and table top. USP1996075536034.
  10. Meyers, Paul F.; Meyers, Thomas J.. Convertible hand truck. USP2012018100430.
  11. Schoberg Carl J. (Zumbro Falls MN). Convertible hand truck. USP1990054921270.
  12. Whinnery, Norman A.. Dual directional hand truck. USP2013108550476.
  13. Su, Chung-Hsiu. Foldable cart. USP2015109150233.
  14. Frank E. Ciccone. Hand truck. USP2002016341788.
  15. Pipes George R. (3635 Choke Cherry Dr. Salt Lake City UT 84109) Daley Glen L. (9870 Albury Rd. Sandy UT 84092). Hand truck. USP1994015277439.
  16. Prapavat Vuthisit. Hand truck. USP2001086273438.
  17. Stahler ; Sr. Richard D.. Hand truck convertible to a cart. USP2001126328319.
  18. Braden Willis W. (4595 Hartel Beaumont TX 77705). Hand truck with pivotable platform. USP1993095246239.
  19. Jensen Oystein (8355 Ny Solbjerg Onstedvej 9 DK). Hand trucks. USP1977034009891.
  20. Mortenson Carl N. (Midland MI). Improvements in hand trucks with pivotally connected, spreadable, wheel-supported, auxiliary support frames. USP1993055207439.
  21. Colacecchi, Jay W.. Monument transport tool and method. USP2013018360444.
  22. Stallbaumer, John J.. Multipurpose storage and transport cart. USP2004076758482.
  23. Wilson P. Henry (4721 E. 146th St. Carmel IN 46032) Kelso William A. (7575 E. Maloney Rd. Brownsburg IN 46112). Pivotable hand truck apparatus. USP1990124978132.
  24. Chisholm,John; Tsung,Shawn; Carrolo,Paulo. Portable collapsible stand. USP2007087255355.
  25. Shelton James A. (1124 Sutter Ave. Modesto CA 95315). Power assisted hand truck. USP1988034728245.
  26. Chambers,Steven J.. Powered hand truck. USP2007017163213.
  27. Sprague John M. (Mt. Carroll IL). Projectile pallet truck. USP1980124239249.
  28. Joseph D. Krawczyk. Rapidly demountable multiple platform utility cart assembly and methods of making and operating it. USP2002126488304.
  29. Miranda Eduardo E.. Removable stepwise adjustable dolly support adjustable to fit various dollies. USP1998095810373.
  30. Salvucci ; Sr. Frank S. (13714 Garden Rd. Pearland TX 77581). Retractable hand truck having positive leg lock. USP1995085445399.
  31. Richard D. Stahler, Sr.. Three-position hand truck using multiple locking mechanisms and/or a combination connecting member and channel. USP2002046364328.
  32. Wise, Robert W.. Universal mobile saw stand. USP2013058448956.
  33. Curran Robert J. (Oakville CAX). Vehicle lift and locking mechanism for use therewith. USP1994065322143.
  34. Nassaux, Philippe P.; Raley, Jefferson W.. Wheeled apparatus having multiple wheelbase configurations. USP2013048413999.
  35. Lawrence,Mark; Sirois,Michael G.; Watters,Robert D.; Busschaert,Jason F.; Yanbin,Tong; Tao,Han; Robson,Mark E.. Wheeled folding bench with hand truck capabilities. USP2008067380778.
  36. Mueller, Mark J.. Work tool transporting and support apparatus. USP2003036530583.