Electrophotographic printing mechanism

Details Electrophotographic printing mechanism Electrophotographic printing mechanism

1991-03-14

1992-03-31

Pendegrass, Joan H.

Photocopying

Contact printing

Light boxes

G03G 1500

Patent

active

051012340

ABSTRACT:
In an electrophotographic printing mechanism in which a photosensitive drum mechanism having a photosensitive drum and a drum cap is turned to electrostatically form an image on the photosensitive material wound on the drum, the drum cap is provided with a switch which is operated by a switch control unit, so that when the mechanism is stopped for urgent work, the operator is protected from being struck by electricity touching the drum cap.

REFERENCES:
IBM Technical Disclosure Bulletin, vol. 18, No. 7, Dec. 75, Bolan, "Lock Mechanism for Drum Gap Seal".

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