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:
Jul. 16, 1996
Filed:
Oct. 25, 1993
Applicant:
Inventors:
Eiichi Toide, Nagaokakyo, JP;
Fusaaki Yamada, Nagaokakyo, JP;
Shinsuke Shikama, Nagaokakyo, JP;
Toshihide Kaneko, Nagaokakyo, JP;
Kan Kawahara, Nagaokakyo, JP;
Shigeru Takeuchi, Nagaokakyo, JP;
Toshitaka Tachibana, Nagaokakyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
353100 ; 348825 ;
Abstract
A projection type display apparatus comprising three projection units for projecting red, green and blue images, each having a constitution wherein a holding member for holding a CRT and a holding member for holding a projection lens are separately constituted and these holding members are connected liquid-tightly by means of a soft packing sheet, while a space surrounded by the holding members and the packing sheet is filled with a coolant liquid.