Automatic door and window locking system

Details Automatic door and window locking system Automatic door and window locking system

1978-05-22

1980-09-30

Moore, Richard E.

Closure fasteners

Bolts

Multiple

292144, E05C 106

Patent

active

042251648

ABSTRACT:
A remotely controlled door and window locking device is provided with a plurality of deadbolts responsive to master control signals and positioned with respect to associated doors and windows so that when triggered to locked positions, all of the doors and windows connected to the system are locked. The device has retaining means preventing the movement of respective deadbolts associated with the doors and windows when the doors are left ajar or windows are left in other than a closed or predetermined open position, and display lights at a master control panel each one of which remains off when its associated door is ajar, or window is in other than a closed or predetermined open position.

REFERENCES:
patent: 703372 (1902-07-01), Beisel
patent: 1367855 (1921-02-01), Bolles
patent: 3948067 (1976-04-01), Peterson
patent: 4099752 (1978-07-01), Geringer
patent: 4141610 (1979-02-01), Ando

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