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. 25, 2026
Filed:
Jul. 27, 2022
Eagle Industry Co., Ltd., Tokyo, JP;
Takahiro Tsukamoto, Tokyo, JP;
Ryosuke Uchiyama, Tokyo, JP;
Gai Yamaguchi, Tokyo, JP;
Yuta Negishi, Tokyo, JP;
Hiroshi Suzuki, Tokyo, JP;
Tadatsugu Imura, Tokyo, JP;
Iwa Ou, Tokyo, JP;
Shogo Fukuda, Tokyo, JP;
Kenta Uchida, Tokyo, JP;
EAGLE INDUSTRY CO., LTD., Tokyo, JP;
Abstract
There is provided a sliding component that allows a fluid to be easily introduced into a spiral groove. A sliding component includes a pair of sliding rings that slide relative to each other, and a spiral groove communicating with a space on a leakage side is provided on a sliding surface of the sliding ring. An expansion portion continuous from the sliding surface of the one sliding ring and expanded toward the space is formed at an edge portion on a side of the space. The expansion portion is provided with an inclined groove continuous with the spiral groove and extending toward the space.