Title:
ELECTRIC RESISTANCE WELDED TUBE WELDING EQUIPMENT
Document Type and Number:
Japanese Patent JP3709646
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an electric resistance welded tube welding equipment without causing spark on a flexible conductor and without exchanging the flexible conductor.
SOLUTION: A current transformer 25 is connected to a transmission duct 21 and a transmission head 22 through a bellows cylinder 23 on one side, the current transformer 25 is connected to a high frequency power source through a flexible conductor 32 and a transmission bus bar 28,a lift means 45 to lift a pair of joining parts 26 and a raising means 55 to rapidly raise them are installed, and a pair of flexible conductors 32 are connected to an insulated rod 38 installed freely sliding between insulated plates 35 inside the transmission head 22.
Inventors:
Tetsuro Imai
Application Number:
JP5264697A
Publication Date:
October 26, 2005
Filing Date:
March 07, 1997
Export Citation:
Assignee:
KABUSHIKI KAISHA MEIDENSHA
International Classes:
B23K13/00; B23K13/08; (IPC1-7): B23K13/08; B23K13/00
Domestic Patent References:
| JP55106690A | ||||
| JP5824993U |
Attorney, Agent or Firm:
Tsuyoshi Hashimoto
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