Locks – Operating mechanism – Using a powered device
Patent
1997-04-29
1998-10-06
Gall, Lloyd A.
Locks
Operating mechanism
Using a powered device
70278, 70279, 70473, 70478, 29216915, 292359, E05B 4706
Patent
active
058160850
ABSTRACT:
A knobset comprising a latch mechanism including an extendable deadbolt, a lock housing, a first spindle, a slide actuator, a slide housing mounted on the first spindle for supporting the slide actuator for linear displacement, spring means interconnecting the lock housing and the slide housing for establishing a neutral first spindle orientation, key operated means for displacing the slide actuator from a retracted position to an advanced position, the slide actuator having a notch therein, a locking slide including a detent portion spring biased in a selected direction to an advanced position whereat the detent portion is located within the slide actuator notch when the slide actuator is at the advanced position, means for preventing the displacement of the detent portion transverse to the selected direction, a blocking piece, and means for displacing the blocking piece from a retracted position whereat the detent portion is displaceable in the selected direction to an advanced position whereat the blocking piece prevents displacement of the detent portion in the selected direction, and means for preventing the displacement of the blocking piece by the locking slide in the selected direction when the blocking piece is at the advanced position.
REFERENCES:
patent: 2998273 (1961-08-01), Unetic
patent: 4148092 (1979-04-01), Martin
patent: 4736970 (1988-04-01), McGourty et al.
patent: 5000018 (1991-03-01), Eisermann
patent: 5020343 (1991-06-01), Hart et al.
patent: 5113675 (1992-05-01), Uyeda
patent: 5386713 (1995-02-01), Wilson
patent: 5475996 (1995-12-01), Chen
patent: 5712626 (1998-01-01), Andreou et al.
Pilatowicz Edward J.
Winardi Michael
Emhart Inc.
Gall Lloyd A.
Smith Spencer T.
Vaterlaus Clifford B.
LandOfFree
Remote entry knobset does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Remote entry knobset, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Remote entry knobset will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-67943