Title:
CUTTING TOOL
Document Type and Number:
WIPO Patent Application WO/2020/138697
Kind Code:
A1
Abstract:
A cutting tool of the present invention comprises a coolant spray part including a coolant inlet, a coolant outlet, and a coolant channel connecting the coolant inlet to the coolant outlet. The coolant channel includes a first curved section, a first straight section connected to the first curved section, a second curved section connected to the first straight section, and a second straight section connected to the second curved section from the coolant inlet to the coolant outlet. The coolant channel has a cross sectional area which gradually decreases and then gradually increases again as going from the coolant inlet to the coolant outlet, the coolant inlet has a circular cross section, and the coolant outlet has an elliptical cross section.
Inventors:
MUN JAE YEONG (KR)
MIN BYUNG HOON (KR)
KIM YOUNG HEUM (KR)
MIN BYUNG HOON (KR)
KIM YOUNG HEUM (KR)
Application Number:
PCT/KR2019/014681
Publication Date:
July 02, 2020
Filing Date:
November 01, 2019
Export Citation:
Assignee:
KORLOY INC (KR)
International Classes:
B23B27/10; B23Q11/10
Foreign References:
| KR20130080012A | 2013-07-11 | |||
| JP2001287103A | 2001-10-16 | |||
| KR101918535B1 | 2018-11-14 | |||
| JP2013166237A | 2013-08-29 | |||
| JP2012091274A | 2012-05-17 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
Download PDF: