Power regulating device for controlling exposing means and fixin

Details Power regulating device for controlling exposing means and fixin Power regulating device for controlling exposing means and fixin

1976-11-10

1978-09-12

Shoop, William M.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 3FU, G03G 1500

Patent

active

041133757

ABSTRACT:
The power regulator of the present disclosure is operated by a source of D.C. power for controlling the A.C. power to be supplied to an exposing device and to a fixing device. It comprises a first circuit for operating the exposing device, a second circuit for operating the fixing device, a switching circuit for alternately operating the first and second circuits and a third circuit for operating the fixing device independently of the operation of the switching circuit so that the fixing device may be warmed up by the operation of third circuit during the operation of the exposing device.

REFERENCES:
patent: 3692408 (1972-09-01), Nakamura
patent: 3790747 (1974-02-01), Klausons et al.
patent: 3833794 (1974-09-01), Moriyama
patent: 3989370 (1976-11-01), Mooney

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