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:
Sep. 06, 2022
Filed:
Apr. 08, 2020
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Reishi Aoki, Sakai, JP;
Atsuo Nakao, Sakai, JP;
Hiroshi Yamamoto, Sakai, JP;
Takaharu Motoyama, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/12 (2006.01); G02B 26/08 (2006.01); G03G 15/04 (2006.01); G02B 13/00 (2006.01);
U.S. Cl.
CPC ...
G02B 26/125 (2013.01); G02B 13/0005 (2013.01); G02B 26/0816 (2013.01); G02B 26/124 (2013.01); G03G 15/04036 (2013.01);
Abstract
To provide an optical scanning device including a lower housing including an opened top part, an upper housing that covers the top part of the lower housing, a rotating polygon mirror that reflects a beam, an fθ lens on which the beam reflected by the rotating polygon mirror is incident, and a reflection mirror that reflects the beam. The lower housing is provided with a bottom surface opening including an opened bottom surface between the rotating polygon mirror and the reflection mirror.