Title:
INGOT CUTTING APPARATUS AND CUTTING METHOD
Document Type and Number:
WIPO Patent Application WO/2010/052827
Kind Code:
A1
Abstract:
Provided are an ingot cutting apparatus and a cutting method, wherein the ingot cutting apparatus comprising at least one coolant pocket storing a coolant to be supplied to a blade is characterized in that the abrasive grain portion of the blade is made to travel through a groove which is provided at an upper part of the coolant pocket at the time of circulation driving, the coolant stored in the coolant pocket touches the abrasive grain portion of the blade and thereby the coolant is supplied to the blade. Consequently, cooling effect in the cutting portion and cleaning effect in the abrasive grain portion of the blade are enhanced by supplying the coolant efficiently to the abrasive grain portion of the blade and supplying the coolant enough even when a large-diameter ingot is cut.
Inventors:
NISHINO HIDEHIKO (JP)
HIRANO YOSHIHIRO (JP)
TSUNODA SHIGEHARU (JP)
HIRANO YOSHIHIRO (JP)
TSUNODA SHIGEHARU (JP)
Application Number:
PCT/JP2009/005236
Publication Date:
May 14, 2010
Filing Date:
October 08, 2009
Export Citation:
Assignee:
SHINETSU HANDOTAI KK (JP)
NISHINO HIDEHIKO (JP)
HIRANO YOSHIHIRO (JP)
TSUNODA SHIGEHARU (JP)
NISHINO HIDEHIKO (JP)
HIRANO YOSHIHIRO (JP)
TSUNODA SHIGEHARU (JP)
International Classes:
H01L21/304; B23D55/00; B23D59/04; B28D5/04
Foreign References:
| JPH11198020A | 1999-07-27 | |||
| JPH09183118A | 1997-07-15 | |||
| JP2007054913A | 2007-03-08 | |||
| JP2000334653A | 2000-12-05 | |||
| JP2008080734A | 2008-04-10 | |||
| JPH01316162A | 1989-12-21 |
Attorney, Agent or Firm:
YOSHIMIYA, Mikio (JP)
Good 宮幹夫 (JP)
Good 宮幹夫 (JP)
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