Patent · US Expired

Front seal for bearing cups

US4512672A · kind A · utility

22Cited by

6References

6Claims

0Family size

Assignee

SKF Kugellagerfabriken GmbH · DE

Inventors

Armin Olschewski · Schweinfurt, DE
Gerhard Herrmann · Schweinfurt, DE
Bernhard Bauer · Lebring, AT
Elisabeth Zirk · Dittelbrunn, DE

Key dates

Filing date	May 27, 1983
Grant date	Apr 23, 1985
Priority date	—
Expiry date	May 27, 2003

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16D3/41
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

Front seal for bearing cups, in particular, for universal joints, having a seal ring arranged on the bearing cup between the bearing cup and a shoulder of the machine component it supports, characterized in that the seal ring (13, 31) is of T-shaped cross section comprising a body portion and a part of axially projecting sealing flanges having bore faces (24, 25, 34, 37) which are arranged adjacent to corresponding outside surfaces (26, 27, 35) of the machine component (2) and the bearing cup (6).

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