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:
Nov. 15, 1994
Filed:
Jul. 06, 1993
Applicant:
Inventors:
Toshio Takago, Gunma, JP;
Kazuhiko Tomaru, Gunma, JP;
Noboru Shimamoto, Gunma, JP;
Hiroshi Inomata, Gunma, JP;
Shinichi Sato, Gunma, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 357 ; 428 76 ; 428447 ; 428448 ; 206444 ; 206521 ; 2065241 ; 227275 ;
Abstract
A casing of a fixed disc memory unit consisting of a case body and a covering member jointly forming the casing with an air-tight sealing of a rubbery gasket therebetween can be imparted with very reliable moisture-proofness of sealing by forming the rubbery gasket by the FIPG method using a curable rubber composition comprising: (a) a fluorocarbon-containing organosiloxane polymer containing vinyl groups and consisting of the recurring units each represented by the general formula