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:
Jan. 11, 1994
Filed:
Oct. 11, 1991
Applicant:
Inventors:
Akihiko Ikegaya, Itami, JP;
Naoji Fujimori, Itami, JP;
Tetsuo Yashiki, Itami, JP;
Tetsuya Abe, Naka, JP;
Yoshio Murakami, Naka, JP;
Assignees:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Japan Atomic Energy Research Institute, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428332 ; 428469 ; 428472 ; 428621 ; 428627 ; 428632 ; 428698 ; 428701 ; 428702 ; 428704 ;
Abstract
An insulating member has an insulating layer in the form of a thin ceramic plate made of at least one of SiC, Si.sub.3 N.sub.4, AlN and Al.sub.2 O.sub.3 ad having a thickness not less than 0.1 mm and not more than 2.0 mm, and cushioning layers provided on both sides of the insulating layer through brazing alloy for relieving thermal stress. An electric part can be made of such an insulating member. The insulating member is disposed between a conductive substrate and a conductive member and brazed thereto.