JPH026790U - - Google Patents

Info

Publication number
JPH026790U
JPH026790U JP8428488U JP8428488U JPH026790U JP H026790 U JPH026790 U JP H026790U JP 8428488 U JP8428488 U JP 8428488U JP 8428488 U JP8428488 U JP 8428488U JP H026790 U JPH026790 U JP H026790U
Authority
JP
Japan
Prior art keywords
insulating material
insulating
tube
butt
interposed
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
JP8428488U
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 JP8428488U priority Critical patent/JPH026790U/ja
Publication of JPH026790U publication Critical patent/JPH026790U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第１図ａ，ｂ〜第３図ａ，ｂは本考案を実施し
た井戸用絶縁管部材の構造を示し、ａは縦断面図
、ｂはａのＡ―Ａ線断面矢視図である。 図中、１ａ，１ｂ：金属管部材、１０ａ：ボツ
クス部、１０ｂ：ピン部、２ａ，２ｂ：管材接続
用のねじ部、４，５：絶縁材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 軸方向に突合せ結合され、反結合側端部に管材
    接続用のねじ部２を備える一対の金属管部材１ａ
    ，１ｂからなり、両金属管部材１ａ，１ｂは突合
    せ結合部において一方がボツクス部１０ａを有し
    、他方がピン部１０ｂを有し、ピン部１０ｂにボ
    ツクス部１０ａが焼き嵌め結合されるとともに、
    結合面間の全体に絶縁材４が介在し、更に外面側
    、内面側の全露出面を絶縁材５で被覆したことを
    特徴とする井戸用絶縁管部材。
JP8428488U 1988-06-24 1988-06-24 Pending JPH026790U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8428488U JPH026790U (ja) 1988-06-24 1988-06-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8428488U JPH026790U (ja) 1988-06-24 1988-06-24

Publications (1)

Publication Number Publication Date
JPH026790U true JPH026790U (ja) 1990-01-17

Family

ID=31308980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8428488U Pending JPH026790U (ja) 1988-06-24 1988-06-24

Country Status (1)

Country Link
JP (1) JPH026790U (ja)

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