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:
May. 06, 2003
Filed:
Sep. 10, 2001
Applicant:
Inventor:
Hisayuki Mihara, Kodama-gun, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/100 ; G03B 2/118 ; G03B 2/126 ; G03B 2/114 ; G02F 1/1333 ;
U.S. Cl.
CPC ...
G03B 2/100 ; G03B 2/118 ; G03B 2/126 ; G03B 2/114 ; G02F 1/1333 ;
Abstract
The present invention is a projection type projector apparatus which is provided with a light source portion, a light bulb and a cooler for cooling at least the light source portion, with a silencer which takes exhaust air from the cooler once to damp exhaust sound, and a mounting portion for attachably/detachably mounting the silencer to a projection type projector.