发明名称 Torch device with oxygen and combustion gas supply
摘要 A torch device with a torch body having separate ducts for oxygen and combustion gas supply is disclosed, wherein regulating and shut-off valves are provided in the torch body in substantially opposite relationship. A common actuating device for the shut-off valves is adapted for completely closing the shut-off valve for the combustion gas before starting the closing of the shut-off valve for oxygen. All gas ducts inside the torch body are formed by bores extending parallely to each other, while connecting passages are formed by bores extending orthogonally thereto.
申请公布号 US4794953(A) 申请公布日期 1989.01.03
申请号 US19860917017 申请日期 1986.10.09
申请人 CASTOLIN S.A. 发明人 DELAPLACE, PHILIPPE;STEINE, HANS-THEO
分类号 F16K11/20;F16K27/02;F23D14/46;F23D14/82;(IPC1-7):F16K7/00 主分类号 F16K11/20
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