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Title:
NOZZLE FOR PLASMA TORCH, AND REPLACEMENT COMPONENT UNIT
Document Type and Number:
WIPO Patent Application WO/2017/047252
Kind Code:
A1
Abstract:
This nozzle includes a base end portion, a leading end portion, and an inner circumferential surface. The base end portion has a hole. The leading end portion has an injection hole. The inner circumferential surface connects the hole to the injection hole. The inner circumferential surface is provided with a recessed groove which is recessed radially outward and extends in the circumferential direction or is provided with a projection section which projects radially inward and extends in the circumferential direction.

Inventors:
YAMAGUCHI YOSHIHIRO (JP)
KONDO KEITA (JP)
Application Number:
PCT/JP2016/072308
Publication Date:
March 23, 2017
Filing Date:
July 29, 2016
Export Citation:
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Assignee:
KOMATSU IND CORP (JP)
International Classes:
H05H1/34; B23K10/00; H05H1/32
Foreign References:
JP2005209363A2005-08-04
JP2001512886A2001-08-28
JPS5842200A1983-03-11
JP2010005636A2010-01-14
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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