High security lock and key blade combination

Details High security lock and key blade combination High security lock and key blade combination

2008-05-13

2008-05-13

Gall, Lloyd A. (Department: 3673)

Locks

Operating mechanism

Key

C070S409000, C070S495000

Reexamination Certificate

active

07370502

ABSTRACT:
A high security cylinder lock (1) and key (2) combination comprising a cylindrical shell (140), a key plug (130) which is rotatably mounted in the shell (140), a longitudinal key slot (100) in the key plug, and at least one locking tumbler assembly cooperating with a key being inserted into the lock. The locking tumbler assembly comprises a pair of independently movable tumbler segments (113, 114) which are positionable in different elevational positions in a common cavity.

REFERENCES:
patent: 564803 (1896-07-01), Stadtmuller
patent: 1244450 (1917-10-01), Christoph
patent: 1328074 (1920-01-01), Bennett
patent: 2023207 (1935-12-01), Olson
patent: 2079628 (1937-05-01), Olson
patent: 2155734 (1939-04-01), Olson
patent: 2375682 (1945-05-01), Olson
patent: 3264852 (1966-08-01), Gysin
patent: 3969915 (1976-07-01), Droske
patent: 4478061 (1984-10-01), Preddey
patent: 4756177 (1988-07-01), Widen
patent: 4760722 (1988-08-01), Fann et al.
patent: 4815307 (1989-03-01), Widen
patent: 5067335 (1991-11-01), Widen
patent: 5582050 (1996-12-01), Haggstrom
patent: 5640865 (1997-06-01), Widen
patent: 5809816 (1998-09-01), Widen
patent: 5956986 (1999-09-01), Vonlanthen
patent: 6308543 (2001-10-01), Yoshizawa
patent: 6758074 (2004-07-01), Prunbauer
patent: 2204630 (1972-08-01), None
patent: 0103532 (1984-03-01), None
patent: 1114111 (1968-05-01), None
patent: 425451 (2001-03-01), None

Affiliated with

Also associated with

Rating

High security lock and key blade combination does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2773285