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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.:

US 12595834 B1

PDFFull Text
Date of Patent:
Apr. 07, 2026

Filed:

Nov. 30, 2021

Sealing device and damper for hydraulic equipment

Applicant:

Kyb Corporation, Tokyo, JP;

Inventors:

Masaki Koyama, Tokyo, JP;

Norihiro Asano, Tokyo, JP;

Takeshi Yasui, Tokyo, JP;

Assignee:

KYB Corporation, Tokyo, JP;

Attorney:

Paratus Law Group, PLLC

Primary Examiner:

Robert A Siconolfi

Assistant Examiner:

James K Hsiao

Int. Cl.
CPC ...
F16F 9/32 (2006.01); B60G 13/08 (2006.01); F16F 9/348 (2006.01); F16F 9/36 (2006.01); F16F 9/512 (2006.01); F16J 15/16 (2006.01); F16J 15/32 (2016.01); B60G 17/08 (2006.01); F16F 9/19 (2006.01);
U.S. Cl.
CPC ...
F16F 9/368 (2013.01); F16F 9/3214 (2013.01); F16F 9/3278 (2013.01); F16F 9/348 (2013.01); F16F 9/5126 (2013.01); F16J 15/162 (2013.01); F16J 15/32 (2013.01); B60G 13/08 (2013.01); B60G 17/08 (2013.01); B60G 2202/24 (2013.01); B60G 2204/62 (2013.01); B60G 2206/41 (2013.01); B60G 2500/11 (2013.01); B60G 2600/21 (2013.01); B60G 2800/162 (2013.01); B60G 2800/916 (2013.01); F16F 9/19 (2013.01); F16F 2222/12 (2013.01); F16F 2228/066 (2013.01); F16F 2230/04 (2013.01); F16F 2230/30 (2013.01); F16F 2230/42 (2013.01);
Abstract

A sealing device for hydraulic equipment according to the invention includes an outer member having an annular shape, an inner member inserted into the outer member, and a seal ring housed in an annular groove disposed in the outer circumference of the inner member and abutting on the outer member to prevent a liquid from passing through a gap between the outer member and the inner member. The annular groove of the inner member has a bottom portion including a recess for restraining axial displacement of the seal ring relative to the annular groove.

Find Patent Forward Citations

Koyama, Masaki. (2026). Sealing device and damper for hydraulic equipment (U.S. Patent No. 12595834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12595834

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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