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:
Aug. 18, 1992
Filed:
Apr. 19, 1990
Applicant:
Inventors:
Yoshiaki Ibuchi, Nara, JP;
Kazuhiro Matsuyama, Ikoma, JP;
Assignee:
Sharp Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355295 ; 100168 ; 355 27 ; 355311 ;
Abstract
An image forming apparatus includes a pressure development unit having a pair of press rollers, an eccentric cam for regulating the pressure, and a power transmission unit for transmitting a driving force to the eccentric cam, in which the power transmission unit includes a one-way clutch providing only one directional path for the power transmission.