发明名称 |
Device for overlay-welding pipes bends |
摘要 |
A device for overlay-welding a pipe interior having an arm extensible into the interior of a respective pipe, the arm carrying a welding head at a free end thereof includes a rotating device in the form of a wheel surrounding and supporting the pipe, and a swiveling device disposed in the wheel for moving the pipe in a circular arc about the center of the wheel and transversely to the plane of the wheel, the arm being curved and being secured to a part of the swiveling device connected to the wheel, the welding head being rotatable in the plane of the wheel for overlay-welding pipes formed at least partly with a bend therein.
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申请公布号 |
US4577795(A) |
申请公布日期 |
1986.03.25 |
申请号 |
US19840685299 |
申请日期 |
1984.12.24 |
申请人 |
KRAFTWERK UNION AKTIENGESELLSCHAFT |
发明人 |
FOERNER, SIEGFRIED;LANGHAMMER, KARL-HEINZ;PELLKOFER, DIETER;NAHR, WOLFGANG |
分类号 |
B23K37/047;B23K9/028;B23K9/04;B23K9/28;B23K37/04;B23K37/053;B23Q1/54;(IPC1-7):B23K5/18;B23K31/02 |
主分类号 |
B23K37/047 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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