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:
Dec. 31, 2019
Filed:
Jan. 31, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Daisuke Aruga, Abiko, JP;
Yasuaki Otoguro, Abiko, JP;
Yuta Okada, Moriya, JP;
Yoshitaka Otsubo, Tokyo, JP;
Yuichiro Imai, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A light scanning apparatus including: a light source; a rotary polygon mirror configured to deflect a light beam emitted from the light source; an optical component of an incident optical system configured to introduce the light beam to the rotary polygon mirror; an optical box configured to contain the rotary polygon mirror and the optical component; and a supporting base installed between the light source and the rotary polygon mirror and configured to support the optical component, wherein the supporting base includes: a first dust-proof member configured to seal a boundary portion between the optical box and the supporting base; and a protrusion configured to enter an opening, which is formed in a side wall of the optical box from the inside of the optical box in a state in which the supporting base is mounted to the optical box, the light source being fixed to the opening.