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특허 상세정보

Wheelchair suspension

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B60K-001/00   
미국특허분류(USC) 180/065.1; 180/907; 280/250.1
출원번호 US-0330554 (2008-12-09)
등록번호 US-8172015 (2012-05-08)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Calfee, Halter & Griswold, LLP
인용정보 피인용 횟수 : 25  인용 특허 : 213
초록

A wheelchair includes a pivoting drive assembly having a drive wheel, a motor drive connected to the drive wheel, and a first pivoting linkage fixedly attached to the motor drive. The pivoting drive assembly is pivotally coupled to a frame at a first frame pivot axis such that the drive wheel, motor drive, and first pivoting linkage pivot about the first frame pivot axis as a unit. The wheelchair further includes a second pivoting linkage and a front caster assembly. The second pivoting linkage is pivotally coupled to the frame at a second frame pivot ax...

대표
청구항

1. A wheelchair comprising: a frame;a pivoting drive assembly that includes: a drive wheel;a motor drive connected to the drive wheel; anda first pivoting linkage fixedly attached to the motor drive, wherein the pivoting drive assembly is pivotally coupled to the frame at a first frame pivot axis such that the drive wheel, motor drive, and first pivoting linkage pivot about the first frame pivot axis as a unit;a second pivoting linkage pivotally coupled to the frame at a second frame pivot axis; anda front caster assembly, wherein the first pivoting link...

이 특허에 인용된 특허 (213)

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  2. Mulhern, James P.; Antonishak, Stephen J.. Elevated height wheelchair. USP20181110130532.
  3. Goertzen, Gerold; Null, William A.. Obstacle traversing wheelchair. USP2015109149398.
  4. Goertzen, Gerold; Null, William A.. Obstacle traversing wheelchair. USP2018069987177.
  5. Maurer, Balz; Wolter, Fabian. Powered wheelchair with articulating drive wheels. USP2018039907712.
  6. Maurer, Balz; Wolter, Fabian. Powered wheelchair with articulating drive wheels. USP2014078789632.
  7. Bekoscke, Robert; Jurkiewicz, Damon; Fought, Gerald. Stability control system. USP2017119827823.
  8. Bekoscke, Robert; Jurkiewicz, Damon; Fought, Gerald. Stability control system. USP2016059346335.
  9. Goertzen, Gerold; Null, Jr., William A.; Cuson, Robert L.. Suspension for wheeled vehicles. USP2013098534679.
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  11. Goertzen, Gerold; Null, William A.; Cuson, Robert L.. Suspension for wheeled vehicles. USP2016069364377.
  12. Merel, Maynard I.. User-operated mobility apparatus. USP2014068740240.
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  14. Bekoscke, Robert; Burns, Kevin. Wheelchair suspension. USP2017079700470.
  15. Bekoscke, Robert; Burns, Kevin. Wheelchair suspension. USP2016049308143.
  16. Bekoscke, Robert; Jurkiewicz, Damon. Wheelchair suspension. USP2017039603762.
  17. Bekoscke, Robert; Jurkiewicz, Damon. Wheelchair suspension. USP2012098272461.
  18. Bekoscke, Robert; Jurkiewicz, Damon. Wheelchair suspension. USP2014088794359.
  19. Cuson, Robert L.; Bekoscke, Robert A.; Stothard, Daniel J.. Wheelchair suspension. USP2018039913768.
  20. Cuson, Robert L.; Bekoscke, Robert A.; Strothard, Daniel J.. Wheelchair suspension. USP2015049010470.
  21. Fought, Gerald E.. Wheelchair suspension. USP2013118573341.
  22. Molnar, James H.. Wheelchair suspension. USP2016069370455.
  23. Molnar, James H.. Wheelchair suspension. USP2015018925943.
  24. Bekoscke, Robert; Jurkiewicz, Damon; Fought, Gerald. Wheelchair with suspension. USP2014128910975.
  25. Lindenkamp, Horst; Farwer, Jens. Wheelchair with suspension arms. USP2012108297388.