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:
Dec. 26, 2023
Filed:
Jan. 31, 2020
Applicant:
Eagle Industry Co., Ltd., Tokyo, JP;
Inventors:
Hiroyuki Hashimoto, Tokyo, JP;
Yoshiaki Takigahira, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/34 (2006.01);
U.S. Cl.
CPC ...
F16J 15/3412 (2013.01);
Abstract
A sliding component includes at least one of a pair of sliding members and provided with: a group of recessed portions including a plurality of recessed portions formed in a sliding surface of the sliding member; and a plurality of hollow portions formed inside the sliding member and out of alignment with the recessed portions in a thickness direction of the sliding member. The sliding member is further provided with the hollow portions disposed so as to generate at least part of a new group of recessed portions until the sliding member is worn by the thickness of deepest one of the recessed portions.