Electromechanical programmer/timer

Details Electromechanical programmer/timer Electromechanical programmer/timer

1993-09-30

1996-04-23

Scott, J. R.

Electricity: circuit makers and breakers

Retarded

Clock train

200 38R, 200 38A, H01H 4300

Patent

active

055105858

ABSTRACT:
A programmer/timer for appliances having cam actuated switches with a cam drum advanced by a motor driven four-stage speed-reducing gear train with a missing teeth type intermittent device. The third step gear is readily interchangeable for changing the rate of cam advance. An auxiliary housing with auxiliary cam drum and switches may be added without altering the basic configuration of switches and advance mechanism.

REFERENCES:
patent: Re29086 (1976-12-01), Murphy et al.
patent: 3713345 (1973-01-01), Sands
patent: 3760129 (1973-09-01), Jullien-Davin
patent: 3867642 (1975-02-01), Ajrlahi
patent: 4616209 (1986-10-01), Mahon
patent: 4683825 (1987-08-01), Moskowitz
patent: 4948928 (1990-08-01), Willigman
patent: 5290978 (1994-03-01), Georgacakis et al.

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