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:
Jun. 01, 1993
Filed:
Jun. 11, 1991
Applicant:
Inventors:
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250548 ; 250557 ;
Abstract
A detecting device for detecting the position of a rotatable image bearing member which is provided in an image forming apparatus. The detecting device has a reference member provided in the image bearing member and a sensor for detecting the reference member. The position of the rotating image bearing member is detected by this detecting device. Further, by this detecting device, the image forming apparatus is able to detect that the image bearing member is slipped in a direction perpendicularly to the image bearing member rotation direction.