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:
Oct. 08, 1985
Filed:
Jan. 25, 1984
Applicant:
Inventors:
Yasushi Tsuchimoto, Nara, JP;
Shiro Takahata, Nara, JP;
Kiyotaka Shimada, Nara, JP;
Koji Tanaka, Okayama, JP;
Susumu Aoki, Yokohama, JP;
Tsutomu Yamamoto, Yokohama, JP;
Masaaki Ashizawa, Yokohama, JP;
Kazuo Nishimoto, Yokohama, JP;
Assignees:
Nichias Corporation, Tokyo, JP;
Japan Exlan Company, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; F16J / ;
U.S. Cl.
CPC ...
428290 ; 428301 ; 428443 ; 428445 ; 428284 ; 277D / ; 277-1 ;
Abstract
A gasket sheet obtained by the milling and vulcanization of 50-85% by weight of a fibrous material, 10-50% by weight of a rubber material and at least 1-23% by weight of a water-insoluble and -swelling substance. The gasket sheet may be a one layer or a three layer sheet.