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특허 상세정보

Foldable utility cart

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/12   
미국특허분류(USC) 280/652 ; 108/118 ; 108/119 ; 211/201 ; 211/132.1
출원번호 US-0818609 (1997-03-14)
발명자 / 주소
대리인 / 주소
    McHale & Slavin, P.A.
인용정보 피인용 횟수 : 41  인용 특허 : 16
초록

A folding utility cart for a providing a movable work platform which may be raised and lowered without the use of tools. The cart employs an upper support member that is spaced apart from a lower support member by a pair of cross braces. A biasing spring helps raise the upper support member into an elevated position, and a releasable lock secures the upper support member into the elevated position. A lock release disengages the upper support member from the elevated position. The cart also has a handle, support feet, and wheels, allowing use in a convent...

대표
청구항

[ What is claimed is:] [1.] A foldable utility cart comprising:an upper support member comprising a substantially-rectangular frame defined by a first beam spaced apart from a second beam by a plurality of cross bars; a first track disposed within said first beam and sized to accept an end of a first cross brace support; and a second track disposed within said second beam and sized to accept an end of a second cross brace support;a lower support member comprising a substantially-rectangular frame defined by a first beam spaced apart from a second beam by...

이 특허에 인용된 특허 (16)

  1. Myers June L. (P.O. Box 22086 Los Angeles CA 90022). Collapsible and carryable cart. USP1981054266791.
  2. Haas John L. (Roland Heights CA). Collapsible carrier stand for heavy machine. USP1986094611823.
  3. Bolden Ronald J. (Katy TX). Collapsible cart. USP1989044824137.
  4. Morrissette Roger J. (265 N. Woodstock Rd. Southbridge MA 01550). Collapsible cart. USP1987014635956.
  5. Morrissette Roger J. (265 N. Woodstock Rd. Southbridge MA 01550). Collapsible cart. USP1989054826202.
  6. Alfonso Berta C. (9835 SW. 53 Terr. Miami FL 33165). Collapsible trash carrier. USP1979024138139.
  7. Ryals Dudley R. (319 S. Main Smolan KS 67479). Collapsible utility carrier. USP1992015080387.
  8. Tipke Jim (Spokane WA). Collapsible wheeled material carrier. USP1987064669743.
  9. Vine Michael P. (1450 Lawson Houston TX 77023). Drink holder. USP1997095664718.
  10. Burns Richard H. (662 Clarendon Rd. Troy OH 45373). Foldable utility cart. USP1986114624467.
  11. White Richard W. (3006 French Ave. Lake Worth FL 33461) White Robert J. (340½Princeton Dr. Lake Worth FL 33460). Folding and rolling two surface table. USP1992105154441.
  12. Wissler Carl R. (1345 Morningside Dr. Fort Myers FL 33901). Folding utility cart. USP1981034253677.
  13. Greenberg George (367 Orchard Beach Mastic Beach NY 11951). Leaf wagon. USP1990094957306.
  14. Gottselig John C. (405 S. Jackson St. Wilmington DE 19805). Painter\s service cart. USP1991035002293.
  15. White Adam N. (Cary NC) Chapin David S. (Raleigh NC) McRorie David L. (Dallas TX). Portable wheeled cart for work in yard and garden. USP1994065318315.
  16. Marcell William B. (Fort Myers Beach FL). Wheeled cart for carrying and dispensing wire. USP1976113990653.

이 특허를 인용한 특허 피인용횟수: 41

  1. Joie,Michel; Westberg,Tom; Niemotka,Michael. Adaptable blood processing platforms. USP2006047032910.
  2. Keil, Charles C.. Adjustable height veterinary table. USP2010117827922.
  3. Vanderminden,William M.. Bar cart. USP2007047204509.
  4. Becker, Kevin K.. Cleaning apparatus for an air handling unit. USP20190210207298.
  5. Becker, Kevin K.. Cleaning apparatus for an air handling unit. USP2017049615704.
  6. Eisenhut, Andreas; Zimmermann, Christoph; Meier, Bruno; Thoma, Christian. Cleaning cart. USP2018049932056.
  7. Shindelar, John Oliver; Zinke, Stuart. Collapsible cart. USP2013088505960.
  8. Shindelar, John Oliver; Zinke, Stuart. Collapsible cart. USP2014088814199.
  9. Kahle, W. Scott. Collapsible portable saw stand. USP2003066578856.
  10. Tam, Ramon; Taylor, Brian. Collapsible rolling support stand. USP2012118313076.
  11. Tam, Ramon; Taylor, Brian. Collapsible rolling support stand. USP2013128602378.
  12. Tam, Ramon; Taylor, Brian. Collapsible rolling support stand. USP2012018096519.
  13. Sims, Dale W.. Collapsible, transportable cart for building materials. USP2014028641061.
  14. Ticknor, Jason. Core harvester storage apparatus and method. USP2016059326453.
  15. Camarco, Kenneth; Albert, Jonathan; Kumar, Sudhir; Zerweck, Jason; GaleWyrick, Seth. Foldable cart system and method. USP20181010106182.
  16. Liu,Chia Sheng; Liao,Ming Feng. Foldable stand for saw table. USP200709D550476.
  17. Lin Yung-Hsing,TWX. Folding collapsible fishing cart. USP2000076082757.
  18. Scott, Rella M.. Folding utility cart. USP20190310239546.
  19. Keil,Charles C.. Height adjustable wet table. USP2008097428882.
  20. Valdespee, Michele L.; Annett, Mark Shaffer; Hazinski, Thomas E.. Litter lift. USP20180910064383.
  21. Unrath, Nancy K. N.. Market trolley. USP20181210160470.
  22. Domis, David. Mechanic's tool and parts utility cart. USP2003126669214.
  23. Stryker, Martin W.; Herbst, Cory P.. Medical cart. USP2014108864149.
  24. Yawney,Stacey; Yawney,James E.. Mobile, indoor, sit-and-plant gardening station. USP2007017159358.
  25. Geva, Rafi; Chiche, David. Modular shopping cart. USP2015089102345.
  26. Geva, Rafi; Chiche, David. Modular shopping cart. USP2013108550474.
  27. Akre, Jason K.. Multi-purpose all-terrain cart. USP2018059956976.
  28. Shepherd, Mary K.. Portable greenhouse cart. USP2003096622425.
  29. Brennan, Daniel A.. Portable grill and cooler apparatus. USP2003066575155.
  30. Brennan, Daniel A.. Portable tailgating apparatus. USP2004046725855.
  31. Garza, Jr., Edward R.. Portable tool box with extendable central lifting handle. USP2009097581736.
  32. Brennan,Daniel A.; Dronen,Mark A.. Portable utility carrier apparatus. USP2007077249771.
  33. Chen, Jung-Huo. Rapidly collapsible stand. USP2014128910970.
  34. Wu,San Ching. Table saw cart. USP200609D529252.
  35. Blewett, Patrick; Foes, Brent. Utility cart. USP2013018342544.
  36. Smith Dave W.,CAX. Utility cart. USP2001076264219.
  37. Garston,Dean S.. Utility stand. USP2006107128325.
  38. Keil,Charles C.. Veterinary height adjustable wet table. USP2006077073464.
  39. Keil, Charles C.; Owczarczak, John A.. Veterinary procedure table. USP2015119192457.
  40. Keil, Charles C.. Veterinary procedure table with scale. USP2013058443761.
  41. Sugiura, Takehiko. Workbench for power tool. USP2010047690408.