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Seat-lift wheelchair

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • B60N-002/10
출원번호 US-0110844 (1993-08-24)
발명자 / 주소
  • Bloswick Donald S. (Salt Lake City UT) Shirley Ben D. (Gallup NM) King Eric M. (Midvale UT)
출원인 / 주소
  • University of Utah (Salt Lake City UT 02)
인용정보 피인용 횟수 : 43  인용 특허 : 0

초록

A wheelchair includes a seat that pivots forward to assist the user in exiting and entering the chair. The seat is biased toward its forward or up-right position by mechanical springs having force adjustments for user adjustment of the seat-lift force. One embodiment includes a cam mechanism for var

대표청구항

A seat-lift wheelchair, comprising: a pair of side frame members; a generally planar and generally vertical back connected between said frame members; a generally planar seat having first and second side support members pivotally connected to respective side frame members; first and second drive whe

이 특허를 인용한 특허 (43)

  1. Buerger,Stephen P.; Hogan,Neville, Actuation system with fluid transmission for interaction control and high force haptics.
  2. Finch, Thomas E.; Finch, James E., Apparatus and method for tilting the seat of a wheelchair with a low profile linkage.
  3. Connors,James B.; Iles,Edward; Famulare,Frank; Li,Yuan Jian; Zhang,Morgan, Automatic wheelchair brake system and wheelchair including same.
  4. Kramer, Kenneth L.; Dahneke, Marshall S.; Wilcox, Reed N.; Schwanemann, David T.; Biondo, John P.; Ganance, Francis C.; Schultz, Scott A.; Hardy, Russell L.; Acton, Troy D., Chair.
  5. Kramer, Kenneth L.; Dahneke, Marshall S.; Wilcox, Reed N.; Schwanemann, David T.; Biondo, John P.; Ganance, Francis C.; Schultz, Scott A.; Hardy, Russell L.; Acton, Troy D., Chair.
  6. Kramer, Kenneth L.; Dahneke, Marshall S.; Wilcox, Reed N.; Schwanemann, David T.; Biondo, John P.; Ganance, Francis C.; Schultz, Scott A.; Hardy, Russell L.; Acton, Troy D., Chair.
  7. Kramer, Kenneth L.; Dahneke, Marshall S.; Wilcox, Reed N.; Schwanemann, David T.; Biondo, John P.; Ganance, Francis C.; Schultz, Scott A.; Hardy, Russell L.; Acton, Troy D., Chair having powered leg extension.
  8. Kramer, Kenneth L.; Dahneke, Marshall S.; Wilcox, Reed N.; Gaag, Franz; Schwanemann, David T.; Teufel, Rainer B.; Koloski, Peter A.; Lothrop, Thornton K.; Berger, Ryan R., Chair with movable arms and tables sections.
  9. Hodges,George A., Combination ergonomic chair and seat pivoting mechanism.
  10. Galumbeck Michael H., Elevator chair.
  11. Masaki, Sadao, Folding wheel chair and stand-assist seat.
  12. Jeremy D. Visone, Height adjustable wheelchair apparatus.
  13. Buerger,Stephen P.; Hogan,Neville, Impedance shaping element for a control system.
  14. Davies, Robert Williams; Shoemaker, Brett Alan, Lift chair control device.
  15. Gantt, Mamie L., Mobile wheelchair lift system.
  16. Johnson Jay A. ; Wade Paul T. ; Yu Qinghuan, Motorized standing wheelchair.
  17. Wucherpfennig, Fredrick D.; Boyer, David J., Personal mobility vehicle incorporating tilting and swiveling seat and method for use while playing golf.
  18. Palmer, Marge, Portable seat for a wheelchair.
  19. Corcoran, Steven Phillip, Raiser seat.
  20. Corcoran, Steven Phillip, Raiser seat.
  21. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David, Reconfigurable tilt wheelchair.
  22. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David Cheng, Reconfigurable tilt wheelchair.
  23. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David Cheng, Reconfigurable tilt wheelchair.
  24. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David Cheng, Reconfigurable tilt wheelchair.
  25. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David Cheng, Reconfigurable tilt wheelchair.
  26. Hsieh, Kuan-Fu, Rise assisting structure.
  27. White, Nikki; Plunk, Jeffrey Kyle, Seat lift mechanism for a reclining chair.
  28. Green, Daniel T.; Dowding, Maurice H.; Perry, Susan E., Seat structure with sit-to-stand feature.
  29. Hector, Jr., Melvin G.; Yentzer, Dana R., Structure, components and method for constructing and operating an automatically self locking manually propelled vehicle such as a wheel chair.
  30. Balcom, Nancy; Belanger, Louis; Brown, Torr; Krawczynski, Janusz; Mundy, Phil; Harding, David; Cheng, David Cheng, Telescoping crossbar assembly.
  31. Brown, Bobby; Holloway, Randy; Hicks, Donny; Hambrick, Larry, Tilting bed.
  32. Brown, Bobby; Holloway, Randy; Hicks, Donny; Hambrick, Larry, Tilting furniture.
  33. Ferniany, William; Cooper, Lloyd, Transport chairs.
  34. Ferniany, William; Cooper, Lloyd, Transport chairs.
  35. Borisoff, Jaimie, Wheelchair.
  36. Galumbeck Michael H. (Columbia MD), Wheelchair.
  37. Ooyama, Kei, Wheelchair.
  38. Nick Mascari, Wheelchair having a double turnbuckle height adjustment.
  39. McClean, Judie, Wheelchair lift assembly.
  40. Braaten, David, Wheelchair lift assist.
  41. Braaten, David, Wheelchair lift assist mechanism.
  42. Braaten, David, Wheelchair lift assist mechanism.
  43. Purdue, Carole; Dykes, Christopher, Wheelchair with user controlled tilt mechanism.
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