Patent · US Expired

Thin-walled bearing bushings produced in the drawing process

US4377313A · kind A · utility

2Cited by

9References

4Claims

0Family size

Assignee

SKF Kugellagerfabriken GmbH · DE

Inventors

Armin Olschewski · Schweinfurt, DE
Hermann Hetterich · Heidenfeld, DE
Peter Horling · Schweinfurt, DE

Key dates

Filing date	Dec 22, 1980
Grant date	Mar 22, 1983
Priority date	—
Expiry date	Dec 22, 2000

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49668
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

Thin-walled bearing bushing produced in a drawing process for the support of pins in universal joints, consisting of a cylindrical sleeve section and a bottom section which closes this cylindrical sleeve section on one axial end whereby a peripheral rim with a small cross sectional radius is formed between the outside surface of the sleeve section and the outside surface of the bottom section, characterized in that a recess (9, 18, 22) is provided in one surface of the bottom section (6) radially inward of the peripheral rim (7) and axially impressed in said one surface.

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