Title:
DISC-SHAPED EDGED TOOL AND MANUFACTURING METHOD OF SAME
Document Type and Number:
WIPO Patent Application WO/2022/168682
Kind Code:
A1
Abstract:
Provided are a disc-shaped edged tool, and a manufacturing method of the same. The disc-shaped edged tool: includes a disc-shaped base metal having a single-edged tip portion formed by connecting a flat face on a side contacting another edged tool used in a pair and an inclined face inclined with respect to the flat face, and a coating layer coating the flat face of the disc-shaped base metal; and has a cutting edge constituted by the coating layer. One of two surfaces formed by the coating layer constituting the cutting edge is inclined at an acute angle to the flat face of the disc-shaped base metal, and the other surface is connected to the inclined face of the exposed disc-shaped base metal. In the disc-shaped edged tool, an angle α of the angle between the flat face and the inclined face and an angle β of the angle between the two surfaces formed by the coating layer constituting the cutting edge satisfy the relationship α <β.
Inventors:
UCHIUMI KYOHISA (JP)
MIYAJIMA MASUMI (JP)
MIYAJIMA MASUMI (JP)
Application Number:
PCT/JP2022/002716
Publication Date:
August 11, 2022
Filing Date:
January 25, 2022
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
B23D19/04; B23P15/28; B23P15/40; B24B3/46; B26D1/00; B26D1/20
Foreign References:
| JP2018164970A | 2018-10-25 | |||
| JP2007257695A | 2007-10-04 | |||
| JP2015009350A | 2015-01-19 | |||
| JP2014037011A | 2014-02-27 | |||
| JPH01321196A | 1989-12-27 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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