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. 21, 2018
Filed:
Mar. 31, 2014
Mitsubishi Electric Corporation, Chiyoda-ku, JP;
Hiromitsu Nomura, Chiyoda-ku, JP;
Takuya Tsuji, Chiyoda-ku, JP;
Taiji Harada, Chiyoda-ku, JP;
Ken Ueda, Chiyoda-ku, JP;
Youhei Yarimizu, Chiyoda-ku, JP;
MITSUBISHI ELECTRIC CORPORATION, Chiyoda-ku, JP;
Abstract
An optical device includes: a casing having a waterproof structure; a light transmission part provided in the casing; an air blow port for blowing air onto the light transmission part; a flow path for causing the air to flow to the air blow port, the flow path being provided to maintain the waterproof structure of the casing; an air intake port through which the air flows into the flow path; a blower part generating the flow of the air from the air intake port to the air blow port; and an observation unit accommodated in the casing to receive light from the outside via the light transmission part.