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:
Apr. 26, 2016
Filed:
Mar. 11, 2014
Applicant:
Eagle Industry Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
EAGLE INDUSTRY CO., LTD., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 17/04 (2006.01); F16J 15/34 (2006.01); F16C 33/74 (2006.01); F16C 17/02 (2006.01);
U.S. Cl.
CPC ...
F16C 33/748 (2013.01); F16C 17/026 (2013.01); F16J 15/3412 (2013.01);
Abstract
A positive pressure generation mechanism includes a positive pressure generation groove provided on a high pressure side of one of sealing faces of a pair of sliding parts including annular bodies that relatively slide on each other, a negative pressure generation mechanism including a negative pressure generation groove provided on a low pressure side, a pressure release groove provided between the positive pressure generation groove and the negative pressure generation groove, and a radial groove that provides communication between the positive pressure generation groove.