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. 28, 2021
Filed:
Nov. 19, 2018
Applicant:
Carl Freudenberg KG, Weinheim, DE;
Inventors:
Assignee:
CARL FREUDENBERG KG, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/3284 (2016.01); F16J 15/3228 (2016.01); F16J 15/3244 (2016.01); F16J 15/322 (2016.01); F16J 15/3236 (2016.01); F16J 15/3268 (2016.01);
U.S. Cl.
CPC ...
F16J 15/3284 (2013.01); F16J 15/3228 (2013.01); F16J 15/3244 (2013.01); F16J 15/322 (2013.01); F16J 15/3236 (2013.01); F16J 15/3268 (2013.01);
Abstract
A sealing ring includes: a supporting element; and a lip seal having at least one first and one second lip seal section having sealing materials differing from one another. The first lip seal section at one end is connected to the supporting element, and at an other end has a free end on which the second lip seal section is arranged. The second lip seal section includes an elastomeric sealing material.