JPS5819032Y2 - 電縫管のｖシ−ム溶接装置 - Google Patents

電縫管のｖシ−ム溶接装置

Info

Publication number
JPS5819032Y2
JPS5819032Y2 JP1977085636U JP8563677U JPS5819032Y2 JP S5819032 Y2 JPS5819032 Y2 JP S5819032Y2 JP 1977085636 U JP1977085636 U JP 1977085636U JP 8563677 U JP8563677 U JP 8563677U JP S5819032 Y2 JPS5819032 Y2 JP S5819032Y2
Authority
JP
Japan
Prior art keywords
seam
welding
power supply
variable power
detection coil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1977085636U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5411917U (enrdf_load_stackoverflow
Inventor
雄二 石坂
隆 片之坂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meidensha Corp
Original Assignee
Meidensha Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Meidensha Corp filed Critical Meidensha Corp
Priority to JP1977085636U priority Critical patent/JPS5819032Y2/ja
Publication of JPS5411917U publication Critical patent/JPS5411917U/ja
Application granted granted Critical
Publication of JPS5819032Y2 publication Critical patent/JPS5819032Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Lining Or Joining Of Plastics Or The Like (AREA)
JP1977085636U 1977-06-28 1977-06-28 電縫管のｖシ−ム溶接装置 Expired JPS5819032Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977085636U JPS5819032Y2 (ja) 1977-06-28 1977-06-28 電縫管のｖシ−ム溶接装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977085636U JPS5819032Y2 (ja) 1977-06-28 1977-06-28 電縫管のｖシ−ム溶接装置

Publications (2)

Publication Number Publication Date
JPS5411917U JPS5411917U (enrdf_load_stackoverflow) 1979-01-25
JPS5819032Y2 true JPS5819032Y2 (ja) 1983-04-18

Family

ID=29009458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977085636U Expired JPS5819032Y2 (ja) 1977-06-28 1977-06-28 電縫管のｖシ−ム溶接装置

Country Status (1)

Country Link
JP (1) JPS5819032Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109582A (en) * 1979-02-16 1980-08-23 Meidensha Electric Mfg Co Ltd Heat input control method in high-frequency electric welded tube welding

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4990649A (enrdf_load_stackoverflow) * 1972-12-29 1974-08-29
JPS5630463Y2 (enrdf_load_stackoverflow) * 1973-07-30 1981-07-20

Also Published As

Publication number Publication date
JPS5411917U (enrdf_load_stackoverflow) 1979-01-25

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