Combination lock

Details Combination lock Combination lock

1987-10-26

1988-09-13

Wolfe, Robert L.

Locks

Operating mechanism

Combination or key

70314, 70316, E05B 3700

Patent

active

047700130

ABSTRACT:
The present invention is of a lock applied to an opening/closing part of a locker for rent or the like, and in a movable member of a door or the like, a combination lock is constituted with a locking mechanism having a cam plate engaging with and disengaging from a catching part of a main unit side and a dial lock having a plurality of dials defining movement of an operation shaft which is disposed in connection with this locking mechanism and engages with and disengages from the movable shaft member of the locking mechanism to define the movement thereof, and particularly in the present invention, a mechanism wherein the utilizer can arbitrarily set numerals for unlocking in the dial lock and a dial restoring mechanism, which restores all numerals of the respective dials to the position of zero after setting of numerals for unlocking are installed.

REFERENCES:
patent: 2580830 (1952-01-01), Pelle
patent: 3447348 (1969-06-01), Davenbaugh
patent: 3633388 (1972-01-01), Atkinson
patent: 3903718 (1975-09-01), Fish

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