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:
Dec. 30, 1986
Filed:
Oct. 09, 1984
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03B / ;
U.S. Cl.
CPC ...
355 / ; 355-1 ; 355 55 ;
Abstract
An optical assembly for forming an image of the original to be copied on a photosensitive member at a selected magnification, is detachably mounted in a copying apparatus. The optical assembly includes a number of small imaging elements which are arranged in a row or rows in the direction crossing the optical axes of the imaging elements. The copying apparatus is provided with a detector for detecting the imaging magnification of the optical assembly mounted in the copying apparatus. The optical assembly provided with a portion actable on the detector.