Title:
END MILL, METHOD FOR PRODUCING MOLD FOR CREATING MICROLENS, AND DEVICE FOR PRODUCING MOLD FOR CREATING MICROLENS
Document Type and Number:
WIPO Patent Application WO/2024/018895
Kind Code:
A1
Abstract:
An end mill having a cutting edge part that has a tip end part and is circular at a bottom surface, a tip end of the tip end part being positioned on a central axis passing through the center of the bottom surface, and the cutting edge part being in the form of a protrusion having one curved surface where a conical body having a circumferential side surface that includes an enlarged-diameter region having a diameter greater than that of the bottom surface is divided by a plane including the central axis.
Inventors:
SUZUKI YUTA (JP)
DOI KATSUHIRO (JP)
NODA KAZUHIKO (JP)
DOI KATSUHIRO (JP)
NODA KAZUHIKO (JP)
Application Number:
PCT/JP2023/024854
Publication Date:
January 25, 2024
Filing Date:
July 05, 2023
Export Citation:
Assignee:
DEXERIALS CORP (JP)
International Classes:
B23C5/10; B23B27/20; B23C5/16; B29C33/38
Domestic Patent References:
| WO2011055627A1 | 2011-05-12 |
Foreign References:
| JP2011025374A | 2011-02-10 | |||
| JPS5537243A | 1980-03-15 | |||
| JP2004148471A | 2004-05-27 | |||
| JP2009226637A | 2009-10-08 | |||
| JP2001315021A | 2001-11-13 | |||
| JPS5990566U | 1984-06-19 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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