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. 02, 2021
Filed:
Mar. 13, 2020
Seiko Epson Corporation, Tokyo, JP;
Nobuo Sugiyama, Azumino, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A projector includes a light source, a light modulator, a projection optical apparatus, a cooler configured to cool a cooling target based on transformation of a refrigerant into a gas, and a dustproof enclosure accommodating the cooling target. The cooler includes a refrigerant generator configured to generate the refrigerant and a refrigerant sender configured to send the generated refrigerant toward the cooling target. Part of a wall part that forms the dustproof enclosure is a refrigerant transmissive section that maintains dust resistance of the dustproof enclosure and allows transmission of the refrigerant into the interior of the dustproof enclosure from the exterior thereof.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile