发明名称 |
Object sensing apparatus for an automative door |
摘要 |
An object sensing apparatus includes a plurality of light emitting diodes for illuminating a region of space and a plurality of closely arranged light detectors for receiving light reflected from an object. The apparatus is particularly useful in connection with automatically operated doors.
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申请公布号 |
US4560912(A) |
申请公布日期 |
1985.12.24 |
申请号 |
US19840642524 |
申请日期 |
1984.08.20 |
申请人 |
JOENSSON, BERT O. |
发明人 |
JOENSSON, BERT O. |
分类号 |
G01S17/93;E05F15/20;G01S7/48;G01S17/02;G01S17/87;G01V8/20;(IPC1-7):G05B5/00 |
主分类号 |
G01S17/93 |
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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