发明名称 Stair elevator
摘要 A stair elevator including a chair and associated track adapted for support on a stairway, and further including special limit and emergency switches for controlling movement of the chair along the track. An improved braking device is also provided, as well as a unique low voltage control arrangement, an electrical interlock feature, and a re-set feature.
申请公布号 US4043427(A) 申请公布日期 1977.08.23
申请号 US19760668707 申请日期 1976.03.19
申请人 ACKERMAN, RAY 发明人 ACKERMAN, RAY
分类号 B66B9/08;(IPC1-7):B66B9/08 主分类号 B66B9/08
代理机构 代理人
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