Combination lock having resetting feature

Details Combination lock having resetting feature Combination lock having resetting feature

1992-01-23

1993-08-17

Cuomo, Peter M.

Locks

Operating mechanism

Combination

70314, 70316, E05B 3702

Patent

active

052358313

ABSTRACT:
A combination lock mechanism for briefcases allows the combination wheels to be rotated to a predetermined combination to unlock the lock and thereupon return the combination wheels back to a zero setting so that the lock combination cannot be observed by another party once the case is opened.

REFERENCES:
patent: 2640344 (1953-06-01), Margo
patent: 3766760 (1973-10-01), Mohrhauser et al.
patent: 4366687 (1983-01-01), Atkinson
patent: 4520641 (1985-06-01), Bako
patent: 4646547 (1987-03-01), Scelba et al.
patent: 4722208 (1988-02-01), Ye
patent: 4732021 (1988-03-01), Su
patent: 4831860 (1989-05-01), Sheiman et al.
patent: 4934163 (1990-06-01), Sassella

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