Cylindrical lock with cam down retaining tumbler

Details Cylindrical lock with cam down retaining tumbler Cylindrical lock with cam down retaining tumbler

1993-05-28

1994-10-18

Cuomo, Peter M.

Locks

Operating mechanism

Key

70368, 70371, E05B 6300

Patent

active

053557034

ABSTRACT:
A cylinder lock set includes a retaining tumbler which has a cammed outer tip adapted to be received in a receptive slot such that the cylinder may be rotated in the slot to engage the cammed outer tip of the retaining tumbler and cam down the tumbler into the cylinder to provide clearance between the slot and the cylinder for facilitating insertion of the cylinder into a receptive sleeve.

REFERENCES:
patent: 1805891 (1931-05-01), Shinn
patent: 1987735 (1935-01-01), Falk
patent: 1990934 (1935-02-01), Falk
patent: 2039244 (1936-04-01), Lowe
patent: 2444542 (1948-07-01), Swanson
patent: 2629247 (1953-02-01), Deutsch
patent: 2766611 (1956-10-01), Hagel
patent: 3137156 (1964-06-01), Navarro
patent: 3402582 (1968-09-01), Jacobi
patent: 3782139 (1974-01-01), Rubner
patent: 4272975 (1981-06-01), Patriquin
patent: 4416129 (1983-11-01), Thimot
patent: 4565080 (1986-01-01), Kincaid et al.
patent: 4672827 (1987-06-01), Craig
patent: 4704880 (1987-11-01), Schlindwein
patent: 4761977 (1988-08-01), Weatherby
patent: 5186031 (1993-02-01), Janssen et al.
patent: 5235832 (1993-08-01), Lux et al.

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