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특허 상세정보

Wheelchair stair assist apparatus

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-005/02    B62B-009/02    B62D-055/00    B62D-055/02   
미국특허분류(USC) 280/005.22; 180/009.34; 180/009.22; 180/009
출원번호 US-0170416 (2011-06-28)
등록번호 US-8333389 (2012-12-18)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Whyte Hirschboeck Dudek S.C.
인용정보 피인용 횟수 : 2  인용 특허 : 16
초록

An apparatus is disclosed for use on standard or customized wheelchairs for moving the wheelchair and wheelchair occupant up or down a stairway or stairway-like structure (e.g., a curb) with greater confidence and stability to the occupant of the wheelchair and its handler(s). The apparatus includes a motorized assembly that interacts with stair steps when the apparatus and wheelchair are tilted backwardly. The motorized assembly allows the wheelchair to glide or move up or down the steps without experiencing the bumps commonly associated with rolling a ...

대표
청구항

1. An apparatus capable of assisting a wheelchair and an occupant thereof to ascend or descend a stairway or stairway-like structure, the apparatus comprising: a pair of connected frame members, each of the frame members including one or more belt guides for mounting and guiding a motorized belt that is further spaced or positioned around the respective frame member;a drive assembly connected at least indirectly to the pair of frame members for driving movement of the motorized belts around the frame members;a head-rest assembly connected at least indire...

이 특허에 인용된 특허 (16)

  1. Bihler Franz (Augsburg DEX) Abele Anton (Augsburg DEX). Easy-adjust stair climber for wheelchair. USP1986014566706.
  2. Rodriguez Otto M. ; Lopez Juan A.. Hand truck with detachable power unit. USP2000096123162.
  3. Leone V. Willey ; Donald L. Willey ; Robert G. Willey. Reclining platform wheelchair support. USP2002116478529.
  4. Quigg Robert T. (118 Hickory Dr. Hatfield PA 19440). Stair climbing apparatus for collapsible wheelchair. USP1992105158309.
  5. Krofchalk Gary F. (Rochester MN) Dodds Andrew D. (Claremount MN). Stair-climbing carrier. USP1977064027889.
  6. Feliz Jack M. (2110 Southridge Dr. Palm Springs CA 92264). Stair-climbing conveyance. USP1986014566551.
  7. Misawa Rintaro,JPX. Stair-climbing vehicle for wheelchair. USP2000126158536.
  8. Lehner Max (Prambachkirchen ATX). Stair-climbing wheelchair carrier with crawlers. USP1990024898256.
  9. Rogers D. Randall (4019 Henning Dr. Mobile AL 36619). Stretcher. USP1993015179746.
  10. Simpson Maurice. Wheelchair. USP1999085944338.
  11. Winsor Malcolm C. (Pond Road Mont Vernon NH 03057). Wheelchair. USP1977084044850.
  12. Rembos Steven N. (790 S. Park Rd. Hollywood FL 33021). Wheelchair apparatus. USP1990104962941.
  13. Studer Beat W. (Zug CHX). Wheelchair carrier. USP1983084401178.
  14. Petersen Philip L. (411 N. Fern Dell Pl. Glendora CA 91741). Wheelchair tilting apparatus. USP1995065421693.
  15. Rutkowski Michael J. (Brunswick OH) Kostalnick Kevin D. (Brunswick OH). Wheeled load carrier. USP1995025390389.
  16. Heilig Nahum (70 Ben Zakai Street 51490 Bnei Brak ILX). Wheeled vehicle including step-traversing arrangment. USP1992085141240.