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Title:
CURRENT FEEDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/073828
Kind Code:
A1
Abstract:
A current feeding device according to the present invention reduces contact sound, lowers a frictional resistance, and increases a lifespan of a brush by enabling current feeding through a rolling motion while making line contact or point contact with a surface of a rotor or a rotating body.

Inventors:
LEE CHUN-WOO (KR)
Application Number:
PCT/KR2013/009918
Publication Date:
May 15, 2014
Filing Date:
November 05, 2013
Export Citation:
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Assignee:
LEE CHUN-WOO (KR)
International Classes:
H02K13/10; H02K5/14
Foreign References:
KR19980058202A1998-09-25
JP2005143228A2005-06-02
KR20050066105A2005-06-30
JP2008086057A2008-04-10
JPH05260701A1993-10-08
US4447752A1984-05-08
Attorney, Agent or Firm:
PARK, YONG-MIN (KR)
박용민 (KR)
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