Door lock device

Details Door lock device Door lock device

1996-12-19

1998-08-11

Dino, Suzanne

Locks

Operating mechanism

Key

70120, 70134, E05B 3508

Patent

active

057911800

ABSTRACT:
A door lock device that includes a lock body having a plurality of latch bolts, a key holder cylinder having one cylindrical key plug and lock lever for each latch bolt. The components are fastened together by two long shaft bolts from a lever body side, so locking and a releasing are available only by operation of keys or levers equal in number to the number of cylindrical key plugs or only by identical keys.

REFERENCES:
patent: 1027173 (1912-05-01), Bisesi
patent: 1057884 (1913-04-01), Rose
patent: 2097407 (1937-10-01), Spinello
patent: 3154938 (1964-11-01), Cohen
patent: 3367700 (1968-02-01), Carnicero
patent: 3595358 (1971-07-01), Chase
patent: 3768285 (1973-10-01), Schwartz
patent: 3896645 (1975-07-01), Nagy et al.
patent: 4067212 (1978-01-01), Vorob
patent: 4353582 (1982-10-01), Eigemeier
patent: 4534191 (1985-08-01), Rogers et al.
patent: 4803902 (1989-02-01), Mauer
patent: 5573287 (1996-11-01), Takimoto
patent: 5577783 (1996-11-01), Kaminski

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