Title:
CUTTING METHOD AND DEVICE USED IN SAID CUTTING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/158539
Kind Code:
A1
Abstract:
The problem to be addressed by the present invention is obtaining a cutting method with which the scattering of slag and the creation of dust can be inhibited, as well as obtaining a device with which such a cutting method can be used. The cutting method according to the present invention is a method for cutting a metallic material M using a TIG torch 10, wherein: the torch 10 comprises an electrode 11 that generates an arc K, and a gas nozzle 12 for discharging an inert gas; and the metallic material is cut using an electric current of at least approximately 400 A for generating the arc, and a pressure of the inert gas Ga that is discharged from the gas nozzle 12 of at least approximately 5 kg/cm2.
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Inventors:
JINNO HIROSHI (JP)
JINNO TARO (JP)
JINNO TARO (JP)
Application Number:
PCT/JP2022/002046
Publication Date:
July 28, 2022
Filing Date:
January 20, 2022
Export Citation:
Assignee:
OONO DEV CO LTD (JP)
International Classes:
B23K9/29; B23K28/00
Foreign References:
| JPS55134073U | 1980-09-24 | |||
| JP2008264818A | 2008-11-06 | |||
| JPH0647576A | 1994-02-22 | |||
| JPH11504861A | 1999-05-11 | |||
| JPS5220425B1 | 1977-06-03 |
Attorney, Agent or Firm:
YAMAMOTO, Shusaku et al. (JP)
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