Patent · US Active

Universal joint

US10400827B2 · kind B2 · utility

0Cited by

8References

20Claims

0Family size

Assignee

AKTIEBOLAGET SKF · SE

Inventors

Rico Dittmar · Schweinfurt, DE
Padelis Katsaros · Schweinfurt, DE
Volker Wendt · Thomashof, DE

Key dates

Filing date	Sep 30, 2015
Grant date	Sep 3, 2019
Priority date	—
Expiry date	Nov 12, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16D2300/08
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.