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:
Aug. 19, 2014
Filed:
Jan. 12, 2012
Tadahiro Ohmi, Sendai, JP;
Yasuyuki Shirai, Sendai, JP;
Koji Sato, Gojo, JP;
Yoshinori Uchino, Gojo, JP;
Masamichi Iwaki, Gojo, JP;
Tadahiro Ohmi, Sendai, JP;
Yasuyuki Shirai, Sendai, JP;
Koji Sato, Gojo, JP;
Yoshinori Uchino, Gojo, JP;
Masamichi Iwaki, Gojo, JP;
Tohoku University, Miyagi, JP;
Nippon Valqua Industries, Ltd., Tokyo, JP;
Abstract
An annular metal gasket for sealing a space between members by being pressed in the vertical direction in a state of being mounted between the members, the metal gasket comprising an annular outer ring having a substantially C-shaped cross-section and having a circumferential-direction opening formed therein, and an annular inner ring fitted inside the outer ring. The inner ring is formed so as to have a polygonal cross-section. Bend parts having an Inner angle larger than 180° are formed between the upper corner part and the inner- and outer-circumference-side corner parts; and between the lower corner part and the inner- and outer-circumference-side corner parts.