Manipulation assistance device and method

Details Manipulation assistance device and method Manipulation assistance device and method

1987-07-24

1989-02-14

Wolfe, Robert L.

Locks

Parts, attachments, accessories and adjuncts

For combination-operated mechanism

70442, E05B 1700

Patent

active

048038601

ABSTRACT:
Apparatus for assisting in the determination of the combination of a safe lock by aiding a locksmith in the art of manipulation. This device replaces the locksmith's senses of sight, hearing and touch, used in manipulation of combination locks. Sight is replaced by an optical scanner and target. Hearing and touch are replaced by a microphone and amplifier with a peak detector. The device will provide a locksmith with accurate contact readings when practicing the art of manipulation.

REFERENCES:
patent: 2974517 (1961-03-01), Jacobs
patent: 3694637 (1972-09-01), Edwin
patent: 4056956 (1977-11-01), Gilliam
patent: 4433563 (1984-02-01), Wilson

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