Remote controlled security switch

Communications: electrical – Continuously variable indicating – With meter reading

Patent

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Details

34082572, 34082531, 34082534, 235380, 235382, 2353825, 70276, 70277, 70278, H01Q 700

Patent

active

057607036

ABSTRACT:
The remote controlled security device which can be controlled by a radiant energy transmitter so as to lock or unlock it, is mounted on the inside wall of a container and has a locking bar which is engageable with a locking plate that has an aligned opening for receiving locking bar of the security device. The locking bar can be moved by stepper motor from the locked to the unlocked position in response to actuation of the remote control transmitter to allow the door of the container to be locked or unlocked. There is also provided a key with an opening which can be inserted through the wall of the container to engage a projection which has the same shape as the opening in the key to allow the lock to be manually locked or unlocked.

REFERENCES:
patent: 4688244 (1987-08-01), Hannon et al.
patent: 4866963 (1989-09-01), Leininger et al.

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