Combination lock

Details Combination lock Combination lock

1983-04-11

1985-08-06

Smith, Gary L.

Locks

Operating mechanism

Combination

70 67, 70317, E05B 3702

Patent

active

045327840

ABSTRACT:
A novel combination lock, mainly comprising a bolt, a case, an actuating button, three steel balls, and a slotted rod, characterized in that the combination numbers can be randomly changed for security.

REFERENCES:
patent: 1410033 (1922-03-01), Pass
patent: 1497793 (1924-06-01), Saunders et al.
patent: 4343163 (1982-08-01), Scelba et al.
patent: 4441346 (1984-04-01), Castiglioni

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