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.

Date of Patent:
Mar. 11, 1986

Filed:

Dec. 14, 1983
Applicant:
Inventors:

Masazumi Ito, Toyohashi, JP;

Yutaka Irie, Toyokawa, JP;

Yoshikazu Ikenoue, Toyokawa, JP;

Minoru Nakamura, Toyohashi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 56 ; 355 / ; 355 / ; 355-8 ;
Abstract

A copying machine having the capability of reproducing an image at different magnifications from either a stored or calculated magnification ratio is provided. The size of the original and the size of the various copying papers available are calculated to determine an optimum magnification ratio. A preset value of optical magnification ratios can be provided within the copying machine. A controller can determined whether the calculated magnification ratio can be utilized within the preset predetermined range of values and corresponding control of the copier machine can be effected in accordance with that decision.


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