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Title:
BUFFING DEVICE FOR ANNULAR MEMBER AND METHOD AND DEVICE FOR BUFFING PRECURE TREAD
Document Type and Number:
WIPO Patent Application WO/2011/161994
Kind Code:
A1
Abstract:
Provided are a method and a device for buff polishing an inner surface of an annular member such as an annularly formed precure tread uniformly and without any excess or deficiency, wherein the inner surface of the precure tread (20) defining an annular member is subjected to a buff polishing wherein the precure tread (20) is supported and rotated by a plurality of rollers (11A, 11B, 12), and the inner surface of the rotating precure tread (20) receives pressing from rotating wire brushes (13A, 13B) defining buffing members, and wherein the rollers (11A, 11B, 12) and the wire brushes (13A, 13B) are arranged in a case (4), and buffing powder for the precure tread (20) is sucked by a suction hose (5b) and fed to and collected in a suction device (5).

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Inventors:
OGAWA YUICHIROU (JP)
Application Number:
PCT/JP2011/056705
Publication Date:
December 29, 2011
Filing Date:
March 22, 2011
Export Citation:
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Assignee:
BRIDGESTONE CORP (JP)
OGAWA YUICHIROU (JP)
International Classes:
B29D30/56; B24B29/00; B24B29/02; B24B55/06
Foreign References:
JPH05116235A1993-05-14
JPS549805A1979-01-25
JP2008126479A2008-06-05
Attorney, Agent or Firm:
MIYAZONO Junichi et al. (JP)
Junichi Miyazono (JP)
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