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:
Jan. 18, 1994
Filed:
May. 13, 1992
Applicant:
Inventor:
Seiji Sagara, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; H02P / ;
U.S. Cl.
CPC ...
318265 ; 318 10 ; 318 15 ; 318280 ; 318286 ;
Abstract
A process cartridge drive mechanism for driving a process cartridge which is mountable to a main body of an image forming apparatus. The process cartridge drive mechanism includes a drive motor which is forwardly and reversely rotatable; a drive force transmitting device, having a range of play therein, for transmitting a drive force of the drive motor to the process cartridge; and a control device for controlling a rotation of the drive motor such that the drive motor is rotated reversely within the range of play of the drive force transmitting device before the drive motor is stopped.