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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0872929 (1992-04-23) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 12 인용 특허 : 0 |
A steerable and self-powered attachment for wheelchairs. This attachment is free-standing and includes a powered coupling means which is adapted for simultaneous attachment while the front of a wheelchair, carried thereon, is lifted to provide three wheel contact with the surface. The attachment inc
A steerable and powered wheelchair attachment with powered coupling means, said coupling means providing for the simultaneous attachment to and lifting of a front portion of a wheelchair, said attachment comprising: (a) an auxiliary frame including a tubular wheel support, a steering handle support,
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