Electricity: circuit makers and breakers – Retarded – Clock train
Patent
1976-02-23
1978-01-31
Schaefer, Robert K.
Electricity: circuit makers and breakers
Retarded
Clock train
200 38R, 307141, H01H 4310
Patent
active
040717216
ABSTRACT:
In operating an apparatus provided with a plurality of various component devices incorporated therein, it is necessary to provide some type of sequential controller when the plurality of the devices are required to be operated sequentially for predetermined periods, independently of each other. The improved type of sequential controller of the present disclosure has a plurality of cam plates each of which is provided with switch units for controlling the operating periods of the various component devices, and which are rotated by a driving means, a lock claw for engaging with the cam plates and a controller for controlling the movement of the lock claw, so that the predetermined rotation of the cam plates controls the operating periods of the various devices.
REFERENCES:
patent: 2670039 (1954-02-01), Burkholder
patent: 2858387 (1958-10-01), Crimmins
patent: 2941666 (1960-06-01), Sims, Jr.
patent: 3200209 (1965-08-01), Fitzgerald
patent: 3380365 (1968-04-01), Umahashi
patent: 3823329 (1974-07-01), Crook et al.
patent: 3937910 (1976-02-01), Fukami
Kuse Matsuo
Murata Tomoji
Nakamura Yoshihiro
Shibazaki Kenji
Indyk Eugene S.
Minolta Camera Kabushiki Kaisha
Schaefer Robert K.
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