Magnetic lock device

Details Magnetic lock device Magnetic lock device

1990-10-22

1991-12-24

Gall, Lloyd A.

Locks

Operating mechanism

Using a powered device

70413, E05B 4700

Patent

active

050741365

ABSTRACT:
A lock device which includes a permanent magnetic key, a rotary circular cylinder having a key aperture, a plurality of main apertures which each contain a main locking pin with a main coil spring and permanent magnet, respectively, and a tubular cylinder having a plurality of auxiliary apertures for mating with the main apertures which contain an auxiliary locking pin with an auxiliary spring, respectively, whereby in a locked position, the auxiliary locking pins are located between the rotary circular and tubular cylinders, and in an unlocked position, when the permanent magnetic key is inserted into the key aperture, the auxiliary locking pins and the permanent magnets are moved to the tubular and rotary circular cylinders, respectively, so that the lock device is unlocked.

REFERENCES:
patent: 1172203 (1916-02-01), Fuller
patent: 3518855 (1970-07-01), Wake
patent: 3660999 (1972-05-01), Janzen
patent: 4333327 (1982-06-01), Wake

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