Copying apparatus

Details Copying apparatus Copying apparatus

1982-10-05

1985-03-12

Hix, L. T.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 69, G03G 1500

Patent

active

045041393

ABSTRACT:
A power device for a copying apparatus isolates the control circuit from electrical noise from an AC power line for the copying apparatus. A storage battery is used as a direct current power source for the control circuit, such that the control circuit is driven by power from the storage battery during copying operation, and the storage battery is charged during the period of stand-by for copying.

REFERENCES:
patent: 4090108 (1978-05-01), Johnson et al.

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