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Title:
LOCKING DEVICE AND MECHANICAL GUARD SYSTEM USING THE SAME
Document Type and Number:
Japanese Patent JPH11210282
Kind Code:
A
Abstract:

To prevent a locking device from forgetting about locking of a double sliding door.

In the case a hook main body 41B of a locking device is interlocked with a holding seat 42 to become a state of locking, a pair of electric contacts 51 and 52 provided to the holding seat 42 are connected with the hook main body 41B to combine a switch device 5 turned ON with the locking device provided to a double sliding door. The electric contacts 51 and 52 are connected to a sensor loop or an invader monitoring panel, and locking and unlocking of the locking device are discriminated by the invader monitoring panel.


Inventors:
SUKEGAWA MASAHIRO
Application Number:
JP1998000029047
Publication Date:
August 03, 1999
Filing Date:
January 28, 1998
Export Citation:
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Assignee:
KING TSUSHIN KOGYO KK
International Classes:
E05B45/06; E05B65/08; G08B13/06; (IPC1-7): E05B45/06; E05B65/08; G08B13/06
Attorney, Agent or Firm:
高野 昌俊



 
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