Title:
HEATING COIL AND INDUCTION HARDENING DEVICE
Document Type and Number:
Japanese Patent JP2023122752
Kind Code:
A
Abstract:
To provide a heating coil and an induction hardening device that enables both uniform heating of a workpiece and rapid cooling of the heated workpiece.SOLUTION: A heating coil includes a first arc portion whose inner radius is a first inner radius, and a second circular arc portion whose inner radius is a second inner radius larger than the first inner radius.SELECTED DRAWING: Figure 3
Inventors:
INOUE HIROKI
TERASAWA TAKEHIRO
OZAKI SHO
TERASAWA TAKEHIRO
OZAKI SHO
Application Number:
JP2022026435A
Publication Date:
September 05, 2023
Filing Date:
February 24, 2022
Export Citation:
Assignee:
NETUREN CO LTD
International Classes:
H05B6/36; C21D1/10; C21D9/00; H05B6/10
Attorney, Agent or Firm:
Masahiko Hyugaji
Junichi Kozaki
Hiroshi Ichikawa
Tatsuaki Shirai
Takato Uchida
Isao Takeuchi
Kohei Hoshino
Junichi Kozaki
Hiroshi Ichikawa
Tatsuaki Shirai
Takato Uchida
Isao Takeuchi
Kohei Hoshino