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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0401799 (1989-09-01) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 9 |
An adjustable lumbar back support system mountable across the back rest of a foldable wheelchair. The system is adjustable vertically and includes two cam members eccentrically mounted on an elongated member to selectively provide fore and aft adjustment as well as side to side adjustment. Additiona
An adjustable back support system for use with a wheelchair, said wheelchair having a flexible back rest extending between two upright back posts and said system providing adjustable support for the lumbar region of the back of the wheelchair occupant, said support system including: an elongated mem
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