Motor-driven electric timer

Details Motor-driven electric timer Motor-driven electric timer

1982-10-19

1985-06-18

Pellinen, A. D.

Electricity: circuit makers and breakers

Retarded

Clock train

74568T, H01H 700

Patent

active

045242526

ABSTRACT:
A motor-driven electric timer consists of a motor, a reduction gear assembly for reducing a rotational speed from the motor to a predetermined speed, an externally actuatable slider having at one side wall thereof a rack, a clutch mechanism consisting of a pinion gear driven by the reduction gear assembly for driving the rack and a spring wire disengageably biasing the pinion gear for engagement with the rack, a switching lever member following a side wall of the slider, a contact member actuated by the switching lever member, and a flat-shaped housing enclosing the timer.

REFERENCES:
patent: 2641661 (1953-06-01), Puerner et al.
patent: 2984716 (1961-05-01), Timm
patent: 3031590 (1962-04-01), Johnson et al.
patent: 3598936 (1971-08-01), Saarem et al.
patent: 3700837 (1972-10-01), Schulze-Berge

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