发明名称 |
A DEVICE FOR CONTROLLING A DOOR |
摘要 |
<p>A device for controlling a door, the device comprising: a body; an electromagnet arranged to generate a magnetic field for retaining the door; a coupling means that couples the electromagnet to the body, the coupling means being arranged to allow a movement of the electromagnet relative to the body; and a current supply means that is arranged to supply the electromagnet with a current, the current supply means being further arranged to detect the movement of the electromagnetic and to cease supplying the current at a predetermined instant after detecting the movement of the electromagnet.</p> |
申请公布号 |
WO2007059556(A1) |
申请公布日期 |
2007.05.31 |
申请号 |
WO2006AU01725 |
申请日期 |
2006.11.17 |
申请人 |
FIRE & SECURITY HARDWARE PTY LTD;SHANGHAI ONE TOP CORPORATION;TSUNG-CHIH, CHANG |
发明人 |
TSUNG-CHIH, CHANG |
分类号 |
E05B65/10;E05B47/00;E05B47/02 |
主分类号 |
E05B65/10 |
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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