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. 03, 2010
Filed:
Oct. 11, 2006
Applicants:
Mikiya Takeda, Tokyo, JP;
Gou Karasuyama, Tokyo, JP;
Inventors:
Mikiya Takeda, Tokyo, JP;
Gou Karasuyama, Tokyo, JP;
Assignee:
NEC Viewtechnology, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/16 (2006.01); G03B 21/14 (2006.01); G03B 21/22 (2006.01); B60Q 1/06 (2006.01); F21V 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A structure for cooling a lamp used for a projection type display apparatus is provided. The structure comprises a lamp house for housing a lamp that is operable as a light source, said lamp house being configured to be installed in a housing of said projection display apparatus; and a fan for supplying cooling air into said lamp house. The lamp house comprises a removable lamp house cover, and an exhaust duct for said cooling air is integrated with said lamp house cover.