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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0563615 (1975-03-31) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 74 인용 특허 : 0 |
A walker to aid an invalid is disclosed. The walker includes a frame mounted on at least one wheel to allow the walker to roll along the floor. The frame and at least one wheel have coacting lock-catch-and-release means arranged such that when the user pushes down on the frame the lock will release
A walker device, comprising, a frame having a plurality of support points, roller means for providing full mobility of the device, releasable lock means on said roller means, lock release means operatively associated with said lock means, means initiated by a user and thereafter independent of opera
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