发明名称 |
DIGITAL ENTRANCE OPENING AND CLOSING DEVICE |
摘要 |
Disclosed herein is a digital opening and closing device for an entrance. The device includes: a housing which includes an outer casing and an inner casing with a door interposed between the inner and outer casings; a password input unit which is provided on the outer casing; a door opening and closing unit which is installed in the housing and conducts the operation of opening or closing the door; a control unit which compares a password input to the password input unit with a preset reference password and controls the door opening and closing unit; an opening button which is provided on the inner casing and is used in automatically opening the door; a manual opening button which prevents the door from being automatically locked when the door is closed; and a power supply supplying drive power to the elements. |
申请公布号 |
US2015128667(A1) |
申请公布日期 |
2015.05.14 |
申请号 |
US201414498890 |
申请日期 |
2014.09.26 |
申请人 |
LEE Eunsook;YOON Byungman;YOON Chaehi;YOON Chaeho |
发明人 |
YOON Byungman;LEE Eunsook;YOON Chaehi |
分类号 |
E05B49/00;E05B47/02;G07C9/00;E05B55/00;E05B15/00;E05B9/02;E05B47/00;E05B47/06 |
主分类号 |
E05B49/00 |
代理机构 |
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代理人 |
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主权项 |
1. A digital opening and closing device for an entrance, comprising:
a housing comprising an outer casing installed on an outdoor surface of a door, and an inner casing coupled to the outer casing with the door interposed between the inner and outer casings; a password input unit provided on the outer casing of the housing, the password input unit being used in inputting a password; a door opening and closing unit installed in the housing, the door opening and closing unit conducting an operation of opening or closing the door in response to a control signal of a control unit; the control unit comparing a password input to the password input unit with a preset reference password and controlling the door opening and closing operation of the door opening and closing unit; an opening button provided on the inner casing of the housing, the opening button being connected to the control unit and used in automatically opening the door; a manual opening button applying a signal to the control unit to prevent the door from being automatically locked when the door is closed; and a power supply supplying drive power to the elements, wherein the door opening and closing unit is configured such that: a door is opened by an operation of pushing or pulling a door handle in a direction in which the door opens; when the door handle is pushed or pulled, opening of the door is sensed by a reduction in speed at which the door handle is pushed or pulled; and locking of the door can be selectively controlled in such a way that the door is automatically locked when the door is closed, or the door is prevented from being automatically locked when the door is closed. |
地址 |
US |