发明名称 |
COMPOSITE SENSOR FOR DOOR AND AUTOMATIC DOOR SYSTEM |
摘要 |
A first area (16) for detecting an object is formed by a radio wave or an ultrasonic wave, and a second area (18) for detecting an object by means of light is formed near the first area (16). When an object is detected in the first area (16) approaching the second area (18), the second area (18) is enabled. When an object is detected in the first area (16) moving in the direction away from the second area (18), the second area (18) is disabled. |
申请公布号 |
CA2548653(C) |
申请公布日期 |
2009.11.17 |
申请号 |
CA20062548653 |
申请日期 |
2006.05.26 |
申请人 |
NABTESCO CORPORATION |
发明人 |
KANDA, YASUTAKA;SASAKI, SHIGEAKI;NISHIGAKI, KENJI |
分类号 |
E05F15/20 |
主分类号 |
E05F15/20 |
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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