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Title:
BEARING ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2010/108544
Kind Code:
A3
Abstract:
A bearing assembly for an electrical motor (1), comprising a shaft (2), a housing, and a main bearing (3) between the shaft (2) and the housing, wherein the shaft (2) is surrounded by a rigid sleeve (11) for functioning as an auxiliary bearing in case of a breakdown of the main bearing (3) and as a grease sealing under normal operation.

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Inventors:
ISBERG PETER (SE)
LINDBERG PER-OLOF (SE)
Application Number:
PCT/EP2009/053569
Publication Date:
November 25, 2010
Filing Date:
March 26, 2009
Export Citation:
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Assignee:
ABB AB (SE)
ISBERG PETER (SE)
LINDBERG PER-OLOF (SE)
International Classes:
H02K5/124; F16C17/20; F16C39/02; F16J15/16; H02K5/167; H02K5/173
Domestic Patent References:
WO1999053209A11999-10-21
Foreign References:
EP0411695A21991-02-06
US2770507A1956-11-13
US5272403A1993-12-21
GB2297361A1996-07-31
US6100809A2000-08-08
US20090074338A12009-03-19
Attorney, Agent or Firm:
KOCK, Ina (Intellectual PropertyIngenjör Bååths Gata 11, Västerås, SE)
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