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:
Sep. 21, 2021
Filed:
May. 10, 2018
Applicant:
Audi Ag, Ingolstadt, DE;
Inventors:
Assignee:
AUDI AG, Ingolstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/44 (2006.01); F16J 15/3244 (2016.01); F16J 15/34 (2006.01);
U.S. Cl.
CPC ...
F16J 15/441 (2013.01); F16J 15/3244 (2013.01); F16J 15/3404 (2013.01); F16J 15/3412 (2013.01);
Abstract
A ring for a floating ring seal having an active face. The active face has an inner zone with a surface and an outer zone with a surface. The outer zone surrounds the inner zone coaxially. Each of the two surfaces has a structure produced with a laser.