JPH0433476U - - Google Patents

Info

Publication number
JPH0433476U
JPH0433476U JP7554190U JP7554190U JPH0433476U JP H0433476 U JPH0433476 U JP H0433476U JP 7554190 U JP7554190 U JP 7554190U JP 7554190 U JP7554190 U JP 7554190U JP H0433476 U JPH0433476 U JP H0433476U
Authority
JP
Japan
Prior art keywords
specific resistance
welded
control device
measuring
electric power
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.)
Pending
Application number
JP7554190U
Other languages
English (en)
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 filed Critical
Priority to JP7554190U priority Critical patent/JPH0433476U/ja
Publication of JPH0433476U publication Critical patent/JPH0433476U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例としての誘導式電縫
管溶接装置の構成図、第2図は第1図A部の拡大
説明図、第3図は接触式のものの第2図相当の拡
大説明図、第4図は従来例の構成図である。 図面中、4は誘導コイル、8は高周波電源、2
0は管素材、21は固有抵抗計、22は制御装置
、28a,28bは接触子である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 被溶接材の固有抵抗を計測する手段と、計測し
    た固有抵抗に基づいて被溶接材に投入する電力量
    を制御する手段とを具備することを特徴とする入
    熱制御装置。
JP7554190U 1990-07-18 1990-07-18 Pending JPH0433476U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7554190U JPH0433476U (ja) 1990-07-18 1990-07-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7554190U JPH0433476U (ja) 1990-07-18 1990-07-18

Publications (1)

Publication Number Publication Date
JPH0433476U true JPH0433476U (ja) 1992-03-18

Family

ID=31616206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7554190U Pending JPH0433476U (ja) 1990-07-18 1990-07-18

Country Status (1)

Country Link
JP (1) JPH0433476U (ja)

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