Patent · US Active

Seal for rolling bearing used in a wind turbine

US8998499B2 · kind B2 · utility

1Cited by

5References

11Claims

0Family size

Assignee

AKTIEBOLAGET SKF · SE

Inventors

Andreas Gruber · Graz, AT
Wolfgang Swete · Zeltweg, AT
Pascal Ovize · Auxerre, FR
Jesko-Henning Tanke · Schweinfurt, DE
Ake Fick · Landskrona, SE

Key dates

Filing date	Sep 24, 2013
Grant date	Apr 7, 2015
Priority date	—
Expiry date	Sep 24, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49679
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The rolling bearing comprises an inner ring 1, an outer ring 2, at least one row of rolling elements and at least one seal 7 provided between the outer and inner rings. The seal 7 has, in cross section, the overall shape of an H and comprises internal lips 21, 22 and external lips 23, 24 forming the two substantially parallel branches of the H. The inner and outer rings 1, 2 comprise opposite radial ribs 25, 26 located axially between the internal and external lips 21 to 24 to axially retain the seal.

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