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. 21, 1992
Filed:
Jan. 31, 1991
Applicant:
Inventors:
Hiroshi Saito, Nara, JP;
Michihiro Inagaki, Nara, JP;
Assignee:
Nichias Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4283044 ; 4283135 ; 4283179 ; 4283191 ;
Abstract
A material for gasket, in which gam foam layers are formed on a metal plate, is disclosed, in which the gum foam layers stated above include organic and/or inorganic fiber, and which can prevent blowing out and wear of the gum foam layers at a high pressure sealing.