发明名称 Device for moving a welding torch during the welding of seams, especially of circumferential seams
摘要 A device for moving a welding torch during the welding of seams, particularly circumferential seams, includes a chassis driven by a feed motor with a feed motor control unit and includes a decelerating/accelerating device for the feed motor.
申请公布号 US4378483(A) 申请公布日期 1983.03.29
申请号 US19800213052 申请日期 1980.12.04
申请人 MESSER GRIESHEIM GMBH 发明人 HAHN, GUENTER
分类号 B23K37/02;(IPC1-7):B23K9/12 主分类号 B23K37/02
代理机构 代理人
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