Locks – Special application – For closures
Patent
1980-03-25
1981-12-22
Wolfe, Robert L.
Locks
Special application
For closures
292 34, 292 36, E05B 6314
Patent
active
043064329
ABSTRACT:
A lock of the type having a plurality of locking bolts, having outer ends extending through openings in the door and inner ends located close to one another inside the door, and having a disc member, with arcuate slots and operating pins extending into the slots, and connecting with the inner ends of the bolts so that rotation of the disc in one direction will cause outward movement of the bolts, and rotation of the disc in the other direction will cause inward movement of the bolts, the lock having an operating lever swingably mounted adjacent the disc, and having one end swingable towards and away from it and connecting means between one end of the operating lever and a point on the disc spaced from its center of rotation, whereby swinging of the lever in one direction will be transmitted to the disc as a rotary movement in one direction, and swinging movement of the lever in the other direction will cause rotation of the disc in the other direction, and having means urging the lever in one direction, the lever being moveable against the force in the opposite direction, and having a locking barrel rotatably mounted adjacent to the lever at a point spaced from its pivot point, and, an abuttment on the locking means swingable into and out of engagement with the lever whereby to procure movement of same against the force in one direction and thus to procure rotary movement of the disc.
REFERENCES:
patent: 3991595 (1976-11-01), Behry
patent: 4037440 (1977-07-01), Shebtei
patent: 4237710 (1980-12-01), Cardoze
Frank William F.
Rolston George A.
Wolfe Robert L.
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