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.

Date of Patent:
Sep. 03, 2019

Filed:

Sep. 30, 2015
Applicants:

Rico Dittmar, Schweinfurt, DE;

Padelis Katsaros, Schweinfurt, DE;

Volker Wendt, Üchtelhausen/Zell, DE;

Inventors:

Rico Dittmar, Schweinfurt, DE;

Padelis Katsaros, Schweinfurt, DE;

Volker Wendt, Üchtelhausen/Zell, DE;

Assignee:

Aktiebolaget SKF, Göteborg, SE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16D 3/41 (2006.01); F16D 3/38 (2006.01); F16C 33/78 (2006.01);
U.S. Cl.
CPC ...
F16D 3/41 (2013.01); F16C 33/7809 (2013.01); F16D 3/385 (2013.01); F16D 2300/08 (2013.01);
Abstract

A universal joint including a joint cross having a bearing journal supported in a trunnion bearing having a bearing bushing and a seal assembly including a one-piece seal body sealing the journal cross against the bearing bushing, the seal body having a first lip configured to form a dynamic seal on the bearing bushing or on a U-shaped sleeve connected to the bearing bushing, a second lip configured to form a dynamic seal on the bearing bushing or on the sleeve, a first arm of the sleeve being press-fit in a cylindrical receiving surface of the bearing bushing, or the sleeve having a section that is rounded or doubly corrugated in radial section, or wherein between the seal body and rolling elements of the trunnion bearing a separate ring part is disposed and pressed towards the rolling elements by at least one elastic element projecting from the seal body.


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