Door lock

Details Door lock Door lock

1999-10-21

2000-12-26

Barrett, Suzanne Dino

Locks

Special application

For closures

70224, 292337, 292348, 292357, 2923363, E05B 6506

Patent

active

061640999

ABSTRACT:
An auxiliary door lock in which a spring is coupled between a coupling block, which moves a latch bolt, and a left side board to push the coupling block and the latch bolt forwards when the door lock is unlocked and the key is removed from the door lock; the door handle is locked to stop the door lock from unlocking with the key when pressing a button on the door handle after the door handle has been turned to a vertical position, and unlocked when pressing the button again.

REFERENCES:
patent: 4876866 (1989-10-01), Fleming et al.
patent: 5150592 (1992-09-01), Lin
patent: 5176416 (1993-01-01), Lin
patent: 5211432 (1993-05-01), Lin
patent: 5390517 (1995-02-01), Yamada
patent: 5516160 (1996-05-01), Kajuch
patent: 5540070 (1996-07-01), Adelmeyer
patent: 5611581 (1997-03-01), Ghostley
patent: 5613715 (1997-03-01), Kim
patent: 5765412 (1998-06-01), Koskela et al.
patent: 5904232 (1999-05-01), Shen
patent: 5927770 (1999-07-01), Huang
patent: 6014878 (2000-01-01), Shen
patent: 6029484 (2000-02-01), Jetton

Affiliated with

Also associated with

Rating

Door lock does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Door lock, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Door lock will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-982944