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. 03, 2002
Filed:
Apr. 16, 2001
Applicant:
Inventors:
Toshiaki Tabuchi, Okayama, JP;
Hideki Ishinaga, Osaka, JP;
Takamasa Yoshikawa, Osaka, JP;
Toshiyuki Ueda, Osaka, JP;
Isao Kakuhari, Nara, JP;
Kenichi Terai, Osaka, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/118 ;
U.S. Cl.
CPC ...
G03B 2/118 ;
Abstract
An imaging apparatus including a projection section for projecting an image onto a screen, a cooling section for cooling the projection section by means of air, and an exterior cabinet for housing the projection section and the cooling section. The imaging apparatus further includes an exhaust section for exhausting the air used for the cooling of the projection section by the cooling section, from the exterior cabinet. The exhaust section has a function for attenuating a noise caused by the cooling section.