Combination lock

Details Combination lock Combination lock

1982-01-08

1984-09-25

Smith, Gary L.

Locks

Portable

Padlocks

70276, E05B 3706, E05B 4700

Patent

active

044729510

ABSTRACT:
A combination lock is disclosed which employs magnetic forces to rotate the tumblers in unison when not being urged by aligning means. The aligning means are pins on the tumblers and abutment surfaces in the front and back plates of the lock so that the combination can be dialed without the necessity of rotating the tumblers through a complete 360.degree..

REFERENCES:
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patent: 1316037 (1919-09-01), Hewitt
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patent: 3494157 (1970-02-01), Coker
patent: 3546906 (1970-12-01), Yang
patent: 3592027 (1971-08-01), Wako
patent: 3691328 (1972-09-01), Davidson
patent: 3742739 (1973-07-01), Hickman
patent: 3967477 (1976-07-01), Harrington et al.
patent: 4287733 (1981-09-01), Gomez-Olea

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