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Title:
MAGNET HOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/079930
Kind Code:
A3
Abstract:
The invention relates to an electrical machine (10) comprising an annular pole housing (28), in which a plurality of magnets (212), particularly permanent magnets, are accommodated, comprising at least one holding device (214) which is accommodated in the pole housing (28). An assembly made of magnets (212) and ferromagnetic components (230) is attached to at least one resilient annular element (216) which impinges on the at least one resilient holding device (214) or on a ferromagnetic component (230) in the pole tube (28).

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Inventors:
STAHL MICHAEL (DE)
HUEMMER STEFFEN (DE)
SCHULZ EDUARDO (DE)
Application Number:
PCT/EP2011/070741
Publication Date:
November 22, 2012
Filing Date:
November 23, 2011
Export Citation:
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Assignee:
BOSCH GMBH ROBERT (DE)
STAHL MICHAEL (DE)
HUEMMER STEFFEN (DE)
SCHULZ EDUARDO (DE)
International Classes:
H02K1/18; H02K23/04
Foreign References:
FR2904488A12008-02-01
FR2059098A51971-05-28
US4851727A1989-07-25
Attorney, Agent or Firm:
ROBERT BOSCH GMBH (Stuttgart, DE)
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