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 Multicolor copying apparatus

Details
Inventors: Higashi, Toshikazu; Ito, Masazumi;
Assignee: Minolta Camera Kabushiki Kaisha (Osaka, JP)
Primary Examiner: Prescott; A. C.
Assistant Examiner:
Attorney, Agent or Firm: Burns, Doane, Swecker & Mathis

A copying apparatus in which after a single scan multicolor copy mode and a region to be copied are specified to carry out the single scan multicolor copy, when the specified mode is cancelled, a developing unit which has been selected in the single scan multicolor copy mode is automatically selected again and thus, a copy operation can be continued.

DETAILED DESCRIPTION Accordingly, an essential object of the present invention is to provide an improved copying apparatus which overcomes such a problem as described above.
In accomplishing this and other objects, a copying apparatus capable of carrying out a single scan multicolor copy according to the present invention comprises an original document placing plate, an electrostatic latent image holding member, means for forming an electrostatic latent image, a developing means, a supply means, a transfer means, a switching means, a developing unit selection means, a first mode copying operation means, a region specifying means, a drive means, a second mode copying means, a storing means and a return control means.
The original document placing plate is disposed at a predetermined place of a housing of the copying apparatus.
On the plate an original document is placed.
The electrostatic latent image holding member supports rotatably in the housing of the copying apparatus.
The means for forming an electrostatic latent image is disposed in the vicinity of said original document placing plate.
The means exposes an image of the original document placed on said original document placing plate so as to form an electrostatic latent image, corresponding to the image of the original document, on said electrostatic latent image holding member.
The developing means is disposed in the periphery of said electrostatic latent image holding member in the housing of the copying apparatus.
The means has at least a first developing unit housing a first developer and a second developing unit housing a second developer different in the color thereof from the color of the first developer housed in the first developing unit.
The supply means is disposed at a predetermined place of the housing of the copying apparatus.
The means supplies a material to be copied sequentially to said electrostatic latent image holding member.
The transfer means is disposed in the periphery of said electrostatic latent image holding member in the housing of the copying apparatus



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