Title:
SCRIBING WHEEL HAVING FINE STRUCTURE GROOVE
Document Type and Number:
WIPO Patent Application WO/2014/017878
Kind Code:
A2
Abstract:
The present invention relates to a scribing wheel comprising: a wheel-shaped wheel body, the thickness of at least the edge of the circumference of which gradually decreases when progressing radially outward; and a cutter unit having a plurality of grooves and cutter blades alternately formed along the edge of the circumference thereof. Each groove has a side recess region that is set back from both sides of the edge of the circumference of the wheel body, and an edge recess region that is set back from the edge of the circumference of the wheel body, the side recess region and the edge recess region being formed into one groove.
Inventors:
JEON CHANG HO (KR)
LEE SUNG HEE (KR)
KIM SANG BEOM (KR)
SHIN TAEK JUNG (KR)
LEE SEH KWANG (KR)
KIM IN SUB (KR)
LEE SUNG HEE (KR)
KIM SANG BEOM (KR)
SHIN TAEK JUNG (KR)
LEE SEH KWANG (KR)
KIM IN SUB (KR)
Application Number:
PCT/KR2013/006751
Publication Date:
January 30, 2014
Filing Date:
July 26, 2013
Export Citation:
Assignee:
EHWA DIAMOND IND CO LTD (KR)
International Classes:
C03B33/033; B26D3/08; B28D5/00; C03B33/10
Foreign References:
| KR101081898B1 | 2011-11-10 | |||
| KR20090116749A | 2009-11-11 | |||
| JP2012017223A | 2012-01-26 | |||
| KR20110085139A | 2011-07-27 |
Attorney, Agent or Firm:
IAM PATENT & LAW FIRM (KR)
특허법인 아이엠 (KR)
특허법인 아이엠 (KR)
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