JPS638485U - - Google Patents

Info

Publication number
JPS638485U
JPS638485U JP10203786U JP10203786U JPS638485U JP S638485 U JPS638485 U JP S638485U JP 10203786 U JP10203786 U JP 10203786U JP 10203786 U JP10203786 U JP 10203786U JP S638485 U JPS638485 U JP S638485U
Authority
JP
Japan
Prior art keywords
valve
steel pipe
annular protrusion
core
screw
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
JP10203786U
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 JP10203786U priority Critical patent/JPS638485U/ja
Publication of JPS638485U publication Critical patent/JPS638485U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Valve Housings (AREA)

Description

【図面の簡単な説明】
図1は本考案の一実施例を示すバルブの断面図
。図2は従来のバルブを示す断面図。図3及び図
4は代表的なコアの取付け状態を示す断面図で図
3はプラスチツク製コアを、また図4はエラスト
マー製コアを示す。図5は従来のバルブを使用し
たライニング鋼管との接続方式を示す断面図であ
る。 1……ねじ接手部、2……コア、3……ツバ厚
、4……ねじ室、5……有効ねじ部の長さ、6…
…環状の凸部。

Claims (1)

    【実用新案登録請求の範囲】
  1. バルブの端部に管用テーパーねじを有するねじ
    込み形バルブにおいて、ねじ室の奥部に、ライニ
    ング鋼管の管端に取付けたコアが当接する環状の
    凸部(ガスケツト座)を設けると共に、該環状凸
    部のコア当接面からバルブ端面に至る寸法を呼び
    径が1/2Bにあつては18mm以上、3/4Bに
    あつては19mm以上、1Bにあつては23mm以上
    、1―1/4にあつては25mm以上、1―1/2
    にあつては26mm以上、2Bにあつては30mm以
    上に設けたことを特徴とするライニング鋼管接続
    用ねじ込みバルブ。
JP10203786U 1986-07-04 1986-07-04 Pending JPS638485U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10203786U JPS638485U (ja) 1986-07-04 1986-07-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10203786U JPS638485U (ja) 1986-07-04 1986-07-04

Publications (1)

Publication Number Publication Date
JPS638485U true JPS638485U (ja) 1988-01-20

Family

ID=30973320

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10203786U Pending JPS638485U (ja) 1986-07-04 1986-07-04

Country Status (1)

Country Link
JP (1) JPS638485U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5091032A (ja) * 1973-12-17 1975-07-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5091032A (ja) * 1973-12-17 1975-07-21

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