Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Patent
1985-11-25
1988-05-10
Ro, Bentsu
Electricity: motive power systems
Positional servo systems
Program- or pattern-controlled systems
318452, 200 27B, 200 37A, 200 38B, 307141, 134 58D, 68 12R, G05B 1906
Patent
active
047438207
ABSTRACT:
An electric appliance control system is disclosed in which a logic controlled, solid-state, electronic system is used in conjunction with a mechanical switching device in the form of a cam disc operating a plurality of cam-operated switches. The control system combines the capabilities of performing complicated and numerous operational programs with the reliability of the cam-operated mechanical switching device.
REFERENCES:
patent: 3798465 (1974-03-01), Guth
patent: 4161679 (1979-07-01), Kohn et al.
patent: 4195500 (1980-04-01), Tobita et al.
patent: 4254460 (1981-03-01), Achter et al.
patent: 4362953 (1982-12-01), Bolin
patent: 4370566 (1983-01-01), Perry et al.
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