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. 12, 2008
Filed:
Sep. 22, 2005
Applicant:
Ayumu Oda, Nara, JP;
Inventor:
Ayumu Oda, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01); B41J 15/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical beam scanning device is configured from a deflecting unit that has a function to support a deflecting member and a light source, including an exposing semiconductor laser, a polygon mirror, a first fθ lens and a second fθ lens, and strictly regulate their position relative to each other; and a support member that has a function to support a mirror, a second cylindrical lens and a AD sensor along with the deflecting unit, and appropriately position them relative to a photoreceptor drum; and a housing that has a function to cover the outer portion of the deflecting unit and the support member, along with strengthening the support member.