Title:
CHAMFERING APPARATUS AND CHAMFERING METHOD
Document Type and Number:
WIPO Patent Application WO/2012/060158
Kind Code:
A1
Abstract:
A chamfering apparatus of the present invention comprises: a stage that suctionally attaches to a sheet-like body; and a grindstone that grinds the peripheral edge of the sheet-like body suctionally attached to a suctional attachment surface of the stage, wherein the suctional attachment surface includes three or more suction regions each having at least one opening, and the chamfering apparatus further comprises a decompression device that performs suction by commencing decompression within the openings in a sequential order for each suction region from a suction region located near the center of the suctional attachment surface to a suction region located far from the center of the suctional attachment surface.
Inventors:
MIYAMOTO Mikio (Limited. 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
Application Number:
JP2011/071011
Publication Date:
May 10, 2012
Filing Date:
September 14, 2011
Export Citation:
Assignee:
Asahi Glass Company, Limited. (5-1 Marunouchi 1-chome, Chiyoda-ku Tokyo, 05, 〒1008405, JP)
旭硝子株式会社 (〒05 東京都千代田区丸の内一丁目５番１号 Tokyo, 〒1008405, JP)
旭硝子株式会社 (〒05 東京都千代田区丸の内一丁目５番１号 Tokyo, 〒1008405, JP)
International Classes:
B24B41/06; B24B9/10
Attorney, Agent or Firm:
OGURI Shohei et al. (Eikoh Patent Firm, Toranomon East Bldg. 10F 7-13, Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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