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특허 상세정보

Wheelbarrow-trailer implement

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/04   
미국특허분류(USC) 280/30 ; 280/4731 ; 280/47315 ; 280/653
출원번호 US-0624714 (1990-12-03)
발명자 / 주소
인용정보 피인용 횟수 : 20  인용 특허 : 0
초록

A wheelbarrow which may be readily converted to a garden trailer is presented. The wheelbarrow comprises an upper pan for carrying materials. The upper pan is connected to lower non-parallel base rails which serve as the base and handles for the upper pan. Attached beneath the base rails are a pair of wheels. The wheels are seperated from the base rails by seperating plates and the pan is separated from the base rails by a wedge. The converging ends of the base rail have a dumping base plate attached. A mainframe tow bar is attached to the housing of the...

대표
청구항

A wheelbarrow/trailer device having a dumping end and a workman\s end, comprising: (a) a fixed upper pan supported by a pair of lower wedges connected to said pan; (b) a pair of lower base rails, converging toward the dumping end of said device, connected to and underneath said wedges, wherein each base rail has a permanently but hingedly attached extension rail; (c) a pair of opposed wheels connected by an axle, said axle being attached to the bottom of the base rails by a pair of corresponding plates which separate said rails from said axle; (d) a cent...

이 특허를 인용한 특허 피인용횟수: 20

  1. Rohrs Donald Paul. Adjustable wheelbarrow system. USP2000086099025.
  2. Britton, Daniel William. Child transport vehicle. USP2011088006992.
  3. Atnip, Timothy Edward; Magana, Anthony. Foot extension for a wheelbarrow. USP201303D677852.
  4. Meyer, Mathew D.; Beard, Bryan. Method and apparatus for wheelbarrow front end protection. USP20181110124820.
  5. Sepeck, III,Stephen Walter. One-hand operation conversion kit for wheelbarrow handles. USP2008107434818.
  6. Franklin Sanchez Intengan. Pin drive wheelbarrow. USP2002096446989.
  7. Scott, James; Scott, Marilyn; Maio, Kenneth; Sturm, Mark. Rollbar support unit. USP2003046554301.
  8. Ragusa, Thomas Marion. Tow-bar for wheelbarrows. USP2009067540521.
  9. Buttimer, Tony. Utility cart for transport of payloads. USP20180810053126.
  10. Fairchild Robert A. ; Neimeyer Denis R.. Wheelbarrow. USP1999035884924.
  11. Lim,Fong Kan. Wheelbarrow. USP200701D535451.
  12. Feick, William Kurt. Wheelbarrow bumper. USP2005066908088.
  13. Shuchart Larry F. ; Lupey ; Jr. Michael J.. Wheelbarrow leg extension. USP199901D404881.
  14. Shuchart Larry F. ; Lupey ; Jr. Michael J.. Wheelbarrow leg extension. USP199901D404882.
  15. Shuchart Larry F. ; Lupey ; Jr. Michael J.. Wheelbarrow leg extension. USP199901D404883.
  16. Shuchart Larry F. ; Lupey ; Jr. Michael J.. Wheelbarrow leg extension. USP199904D408955.
  17. Shuchart Larry F. ; Lupey Michael J.. Wheelbarrow leg extension. USP199904D408607.
  18. Mathys,Russel E.. Wheelbarrow towing system. USP2008107441791.
  19. Bobst Glen L.. Wheelbarrow with increased efficiency and stability. USP1998065758887.
  20. Mosley Keith A.. Wheelbarrow with integrated trailering and dumping capabilities. USP1999065915706.