Title:
NOZZLE FOR CUTTING TORCH
Document Type and Number:
WIPO Patent Application WO/2013/137559
Kind Code:
A1
Abstract:
A nozzle for a cutting torch according to the present invention comprises: a nozzle body of which a lower end portion is inserted and coupled to a gas pipe which has an oxygen gas line and a fuel gas line embedded therein; a cutting gas path formed in the nozzle body so as to communicate with the oxygen gas line; and heating gas paths formed in the nozzle body so as to communicate with the fuel gas line, wherein at least one of the heating gas paths is formed in a longitudinal direction which is inclined with respect to the central axial line of the nozzle body, and the cross-sectional surfaces of heating gas path outlets are perpendicular to the longitudinal direction at the front surface of the nozzle body.
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Inventors:
LEE CHAE-DAE (KR)
CHO JUNG-RAE (KR)
CHO JUNG-RAE (KR)
Application Number:
PCT/KR2013/000877
Publication Date:
September 19, 2013
Filing Date:
February 04, 2013
Export Citation:
Assignee:
POSCO (KR)
SAMDUK MACHINE INDUSTRY CO LTD (KR)
SAMDUK MACHINE INDUSTRY CO LTD (KR)
International Classes:
B23K7/10; B22D11/126
Foreign References:
| JP4263205B2 | 2009-05-13 | |||
| US4161413A | 1979-07-17 | |||
| KR19990063274A | 1999-07-26 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (Daelim Acrotel13 Eonju-ro 30-gil,Gangnam-gu, Seoul 135-971, KR)
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