Title:
SHIELD JIG AND GAS SHIELD ARC WELDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/013386
Kind Code:
A1
Abstract:
This shield jig comprises: a first outer shell member that covers around a welding torch, is disposed to have a gap in a radial direction between the welding torch and the first outer shell, and defines a first annular space having a first opening in a bottom portion; a first gas supply member that is disposed inside the first outer shell member to surround the welding torch, and supplies a shield gas to the first annular space; and a dispersion member that is disposed below the first gas supply member in the first annular space, and disperses the shield gas.
Inventors:
CHEN ZHUYAO
KUROSAWA EISUKE
KUROSAWA EISUKE
Application Number:
PCT/JP2022/027859
Publication Date:
February 09, 2023
Filing Date:
July 15, 2022
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
International Classes:
B23K9/29; B23K9/16
Foreign References:
| JP2016016430A | 2016-02-01 | |||
| JPS394226B1 | 1964-04-11 | |||
| JPS5435726U | 1979-03-08 | |||
| JPS6448678A | 1989-02-23 | |||
| JP2021129974A | 2021-09-09 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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