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:
Nov. 18, 2008
Filed:
Dec. 28, 2005
Applicants:
Masaki Sato, Numazu, JP;
Ken-ichi Tomita, Mishima, JP;
Akihiro Fukutomi, Mishima, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 27/00 (2006.01); G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical scanning apparatus for correcting the curvature of a scanning line effectively by a small number or parts, having a rotary polygon mirror for scanning a ray of light, and a reflecting mirror formed over an entire area in the scanning direction of the ray of light, and scanning the ray of light on an image bearing member, the reflecting mirror is nipped and held between a support member for supporting the reflecting mirror and a pressure member for pressing the reflecting mirror toward the support member side, and the pressure member is movable in a main scanning direction.