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.

Date of Patent:
Jun. 23, 2026

Filed:

Feb. 03, 2021
Applicant:

Nok Corporation, Tokyo, JP;

Inventors:

Isao Watanabe, Fukushima, JP;

Ryota Shimura, Fukushima, JP;

Daiki Takekawa, Kanagawa, JP;

Assignee:

NOK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/12 (2006.01);
U.S. Cl.
CPC ...
F16J 15/12 (2013.01);
Abstract

A gasket includes an elastic part containing a rubber having a dynamic spring constant of 1.5 g/μm or lower as measured under conditions of 23±2° C., 100 Hz, and a strain amplitude of 0.1% according to JIS K6394:2007.


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