Title:
END MILL
Document Type and Number:
WIPO Patent Application WO/2019/180872
Kind Code:
A1
Abstract:
This end mill has a shank and a cutting edge body section. The cutting edge body section is provided on the shank and has a coolant supply passage. The cutting edge body section includes a rear end surface which is located on the shank side, and a front end surface opposite the rear end surface. The coolant supply passage has a tapered section which enlarges from the rear end surface toward the front end surface.
Inventors:
NAKAMURA NANAKO (JP)
KOBAYASHI YUTAKA (JP)
KUKINO SATORU (JP)
KOBAYASHI YUTAKA (JP)
KUKINO SATORU (JP)
Application Number:
PCT/JP2018/011398
Publication Date:
September 26, 2019
Filing Date:
March 22, 2018
Export Citation:
Assignee:
SUMITOMO ELECTRIC HARDMETAL CORP (JP)
International Classes:
B23C5/28; B23B47/00; B23C5/10; B23Q11/10
Foreign References:
JP2015226953A | 2015-12-17 | |||
JPH11285912A | 1999-10-19 | |||
JPS59176713U | 1984-11-26 | |||
JPH0724654A | 1995-01-27 | |||
JP2017080864A | 2017-05-18 | |||
JP2017196693A | 2017-11-02 | |||
JP2015226953A | 2015-12-17 | |||
JPS5432610B2 | 1979-10-16 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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