Title:
DIRECTLY ENERGIZED HARDENING APPARATUS FOR THIN WORK
Document Type and Number:
Japanese Patent JP3905728
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a directly energized hardening apparatus for thin work which can handle thin works of different sizes when the difference is not so large.
SOLUTION: This apparatus is provided with a first conductor part 100 having a first contacting part 100 brought into contact with one end of a hardening zone of the thin work W to form a hardening layer, a second conductor part 200 having a second contacting part 210 brought into contact with the other end of the above hardening zone, an adjusting part 300 shifting both conductor parts 100, 200 to change a distance between the first contacting part 110 and the second contacting part 210, and a cooling jacket 800 for cooling the heated thin work W, and a second pipe 230 constituted of the above second conductor part 200 is faced to the hardening zone.
Inventors:
Yasuo Muto
Application Number:
JP2001215449A
Publication Date:
April 18, 2007
Filing Date:
July 16, 2001
Export Citation:
Assignee:
Fuji Electronics Industry Co., Ltd.
International Classes:
C21D1/09; H05B3/00; C21D1/00; C21D1/18; C21D1/40; (IPC1-7): C21D1/00; C21D1/18; C21D1/40; H05B3/00
Domestic Patent References:
| JP2001226714A | ||||
| JP57133557U |
Attorney, Agent or Firm:
Koji Onishi
Masao Onishi
Masao Onishi