The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 1991
Filed:
Jan. 23, 1990
Hirokazu Matsuo, Osaka, JP;
Hiroyasu Nagato, Osaka, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Abstract
A copying apparatus provided with an automatic document feeder having a function for sequentially feeding a pair of documents and serially placing them onto a platen in the document feeding direction. In the copying apparatus, the operation of feeding a second document onto the platen is inhibited and the image forming operation to the image of a first document, is allows, when the first document is a size where the longer side thereof in parallel to the longer side of the platen, or the size of the first document is larger than the half of the platen. Meanwhile, one of a plurality of sheet feeders storing a relevant size of copy sheet is selected based on the size of a larger document fed onto the platen. Further, the optimum magnification is determined based on the size of a larger document fed onto the platen and the size of a copy sheet fed from the sheet feeder.