发明名称 |
Elevator position determination |
摘要 |
An elevator position determination system for determining the position of an elevator car disposed in the elevator hoistway includes a transceiver disposed on the elevator car for generating a query signal and a transponder disposed in the elevator hoistway for providing an identification signal in response to the query signal, wherein, the elevator position determination system determines the elevator car position in response to the identification signal.
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申请公布号 |
US5682024(A) |
申请公布日期 |
1997.10.28 |
申请号 |
US19950509622 |
申请日期 |
1995.07.31 |
申请人 |
OTIS ELEVATOR COMPANY |
发明人 |
KOOPMAN, JR., PHILIP J.;FINN, ALAN M. |
分类号 |
B66B3/02;B66B1/50;(IPC1-7):B66B1/36 |
主分类号 |
B66B3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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