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특허 상세정보

Convertible backpack and wheeled cargo bed

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A45F-004/02   
미국특허분류(USC) 224/153
출원번호 US-0090577 (1993-07-12)
발명자 / 주소
인용정보 피인용 횟수 : 24  인용 특허 : 0

An improved backpack is described as including a frame assembly having a first closed position and a second open position and cooperating with a fabric shell in both the first closed position and the second open position. In the first closed position the fabric shell forms a compartment useful for containing cargo items. In the second open position the fabric shell provides a bed useful for placing large or heavy cargo items on. Detachable wheels are included that separate apart from an axle that is attached to the frame. The wheels are not used in the f...


An improved backpack for transport of cargo items, comprising: a fabric shell; a reinforcing frame structure including means for defining a first substantially planar area, and means for defining a second substantially planar area; a pivot axis for pivotally interconnecting said means for defining a first substantially planar area with said means for defining a second substantially planar area; said reinforcing frame structure having a first position wherein said means for defining a first substantially planar area is disposed substantially parallel to a...

이 특허를 인용한 특허 피인용횟수: 24

  1. Peter R. Souza. Apparatus for securing and transporting a tank. USP2002056386559.
  2. Murdoch, Douglas H.; Sturm, Michael. Backpack. USP2003046550651.
  3. Saetia, Chetthia. Business case with removable handle and wheel assembly. USP2003076595334.
  4. Schmitt, Thomas. Carrying apparatus. USP2003036533532.
  5. Darling, III, Charles W.. Cart transportable mobile medical critical care point of need field installation units. USP2013088505959.
  6. Lim, Mona; Lim, Casey. Collapsible back pack. USP2003056561395.
  7. Dickmann Christopher. Collapsible game hauling carrier. USP2001096283496.
  8. Simmons Stanley R. ; Simmons Samantha. Combination chaise lounge and tote cart. USP2000066079777.
  9. Limontini, Flavio. Field litter carrier. USP2013048419046.
  10. Darling, III, Charles W.. Integrated multi-purpose deployment field system. USP2010087775530.
  11. Darling, III, Charles W.. Mission adaptable portable cart/utility table arrangement. USP2013018348301.
  12. Darling, III,Charles W.. Mission adaptable portable cart/utility table arrangement. USP2008087407177.
  13. Bristol, Jared D.. Multiple mode portable wheeled backpack. USP2014118893937.
  14. Wilkerson ; deceased Charles William ; Wilkerson ; executrix by Peggy A.. One man carrier and back pack. USP1998105820141.
  15. Bristol, Jared D.. Portable wheeled backpack. USP2016069364060.
  16. Carter, Robert L.. Shoulder-carriable wheeled cart assembly. USP2014028641056.
  17. Westover, Erik A.. Suspended wheeled cargo transport apparatus and self-standing platform. USP2009097591627.
  18. Craven, Curtis L; Craven, Gerald Kent. Traction device and apparatus with foldable frame. USP2015018936268.
  19. Cergnul, Tony John. Utility rack system. USP2018049950676.
  20. Cergnul, Tony John. Utility rack system and attachments. USP2018029884594.
  21. Bentzen Michael. Versatile backpack. USP2000126161739.
  22. Darling, III,Charles W.. Versatile portable cart. USP2006037017939.
  23. Marques Monica Dubowski ; Marques Marcelo. Wheeled beach cart construction. USP2000096113129.
  24. Darling, III, Charles W.. Wholly portable, modular, expandable, medical critical care field installation system. USP2010087766365.