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. 03, 2021
Filed:
Dec. 04, 2018
Applicant:
Illinois Tool Works Inc., Glenview, IL (US);
Inventor:
Yue Ma, Shanghai, CN;
Assignee:
Illinois Tool Works Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/324 (2016.01); F16J 15/3232 (2016.01); F16J 15/3284 (2016.01); F16J 15/3216 (2016.01); F16J 15/3204 (2016.01); F16J 15/322 (2016.01); F16J 15/3236 (2016.01); F16J 15/00 (2006.01); F16J 15/3268 (2016.01); F16J 15/328 (2016.01); F01P 7/16 (2006.01);
U.S. Cl.
CPC ...
F16J 15/3232 (2013.01); F16J 15/002 (2013.01); F16J 15/322 (2013.01); F16J 15/324 (2013.01); F16J 15/3204 (2013.01); F16J 15/328 (2013.01); F16J 15/3216 (2013.01); F16J 15/3236 (2013.01); F16J 15/3268 (2013.01); F16J 15/3284 (2013.01); F01P 7/16 (2013.01);
Abstract
A seal ring is provided for sealing a rotating shaft. The seal ring has an outer wall and an inner wall. The outer wall includes one or more external ribs, and the external ribs are disposed along a circumferential direction of the outer wall. The inner wall includes one or more seal contact parts extending inwards from the inner wall, and the seal contact parts are disposed along a circumferential direction of the inner wall. The seal ring is made of an elastic material.