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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0580739 (1984-02-16) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 25 인용 특허 : 2 |
This invention relates to an improved wheelchair adapted to provide enhanced mobility for the occupant together with making ground level activities available. The wheelchair comprises a main frame together with an extension frame telescopically secured to said main frame. A seat is operably secured
A wheelchair adapted to selectively position the rider in positions of varying height from the ground comprising: a main frame; two drive wheels operably secured to said frame; a seat operably secured to said main frame and adapted to be selectively raised or lowered; an extension structure operably
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