Patent · US Active

Porous plain bearing with continuous variation of the borehole compression

US7922393B2 · kind B2 · utility

1Cited by

6References

4Claims

0Family size

Assignee

GKN Sinter Metals GmbH and Robert Bosch GmbH · DE

Inventors

Andreas Vogt · Eitorf, DE
Gerd Dornhofer · Leonberg, DE
Hans-Peter Koch · Stuttgart, DE
Werner Stehr · Horb am Neckar, DE
Christina Messner · Cortina d'Ampezzo, IT
Peter Kronbichler · Cortina d'Ampezzo, IT
Kurt Goller · Cortina d'Ampezzo, IT
Heinrich Hecher · Antholz Mittertal - Anterselva di Mezzo, IT

Key dates

Filing date	Jan 10, 2008
Grant date	Apr 12, 2011
Priority date	—
Expiry date	Jan 10, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49647
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The invention pertains to a plain porous bearing for motors and transmissions with a circular bearing bore that displays, distributed alternatingly across the bearing bore, highly compressed at least approximately closed-pore areas and slightly compressed, open-pore areas, where the bearing bore diameters of the highly and slightly compressed areas are at least approximately identical. Also provided is a procedure and device for production of the bearing.

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