Title:
COMPOSITE LOCK DEVICE
Document Type and Number:
Japanese Patent JP3186457
Kind Code:
B2
Abstract:
PURPOSE: To increasingly improve security in various uses such as a porch door by organically combining a mechanical lock device and an electromagnetic lock device with each other.
CONSTITUTION: A composite lock device is composed of a mechanical lock device 7 to drive a locking means A in a locking position or an unlocking position by a key inserted in a lock part and an electromagnetic lock device 12 having a checking means B to output a checking signal when individual proper information by a key, a card, a code number, a fingerprint or a voice or the like coincides with preregistered information and a restraining means C to restrain driving of the locking means A of the mechanical lock device 7. A restraining condition of a restraining means C is released by the checking signal outputted from the checking means B, and the locking means A of the mechanical lock device 7 can be driven in an unlocking condition by key operation.
Inventors:
Hidekazu Ino
Toshiaki Asada
Toshiaki Asada
Application Number:
JP21947494A
Publication Date:
July 11, 2001
Filing Date:
August 22, 1994
Export Citation:
Assignee:
Sogo Security Co., Ltd.
Takigen Manufacturing Co., Ltd.
Takigen Manufacturing Co., Ltd.
International Classes:
E05B65/08; (IPC1-7): E05B65/08
Domestic Patent References:
JP493481A | ||||
JP63179584U |
Attorney, Agent or Firm:
Mamoru Masuda
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