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. 29, 2009
Filed:
Nov. 03, 2005
Hirokazu Taguchi, Tokyo, JP;
Yoshinori Kakuta, Tokyo, JP;
Kimito Nishikawa, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A light source device () includes a discharge lamp (), a reflection mirror (), a transparent plate () and a case (). The reflection mirror () has inlet openings () and outlet openings () formed in the vicinity of the front end of the reflection mirror (). The case () has outlet openings () disposed on the front side of the reflection mirror (), and an inlet opening () disposed on the rear side of the reflection mirror (). The inlet opening () of the case () allows an air to flow into the case () and to flow along a back surface () of the reflection mirror (). The inlet openings () of the reflection mirror () allow the air to flow into the interior of the reflection mirror (). The outlet openings () of the reflection mirror () and the outlet openings () of the case () allow the air to be exhausted out of the case ().