JP2008286332A5 - - Google Patents

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Publication number
JP2008286332A5
JP2008286332A5 JP2007132972A JP2007132972A JP2008286332A5 JP 2008286332 A5 JP2008286332 A5 JP 2008286332A5 JP 2007132972 A JP2007132972 A JP 2007132972A JP 2007132972 A JP2007132972 A JP 2007132972A JP 2008286332 A5 JP2008286332 A5 JP 2008286332A5
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JP
Japan
Prior art keywords
joint
core
core body
screw
type
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JP2007132972A
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English (en)
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JP2008286332A (ja
JP4866293B2 (ja
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Priority to JP2007132972A priority Critical patent/JP4866293B2/ja
Priority claimed from JP2007132972A external-priority patent/JP4866293B2/ja
Publication of JP2008286332A publication Critical patent/JP2008286332A/ja
Publication of JP2008286332A5 publication Critical patent/JP2008286332A5/ja
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Publication of JP4866293B2 publication Critical patent/JP4866293B2/ja
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Claims (4)

  1. 継手本体に設けためねじ部の奥側に継手底部を設け、このめねじ部に外周にシール部材を装着した筒形状コア本体のおねじ部をねじ込んで組込むタイプの継手であって、前記コア本体の先端面に環状の押潰し部を突設形成し、この押潰し部の長さを前記コア本体が傾く巾以上の長さに設定し、前記コア本体のねじ込み終端でコア本体の先端面が傾いても前記押潰し部が前記継手底部とコア本体先端面との間で押し潰されて塊状の介在物が形成され、この介在物により、前記継手底部とコア本体先端面との間を密封保持したことを特徴とする防食コアねじ込み型継手。
  2. 前記押潰し部のコア本体先端面の付け根部位の肉厚を薄肉とした請求項１に記載の防食コアねじ込み型継手。
  3. 前記コア本体は、変性ポリフェニールエーテル（変性ＰＰＥ）等の合成樹脂製である請求項１又は２に記載の防食コアねじ込み型継手。
  4. 前記めねじ部の完全ねじ部奥側に形成された不完全ねじ部の長さを小さくして、コア本体先端面と継手本体の継手底部との間を小さくするようにした請求項１乃至３の何れか１項に記載の防食コアねじ込み型継手。
JP2007132972A 2007-05-18 2007-05-18 防食コアねじ込み型継手 Active JP4866293B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007132972A JP4866293B2 (ja) 2007-05-18 2007-05-18 防食コアねじ込み型継手

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007132972A JP4866293B2 (ja) 2007-05-18 2007-05-18 防食コアねじ込み型継手

Publications (3)

Publication Number Publication Date
JP2008286332A JP2008286332A (ja) 2008-11-27
JP2008286332A5 true JP2008286332A5 (ja) 2010-05-06
JP4866293B2 JP4866293B2 (ja) 2012-02-01

Family

ID=40146238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007132972A Active JP4866293B2 (ja) 2007-05-18 2007-05-18 防食コアねじ込み型継手

Country Status (1)

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JP (1) JP4866293B2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6095966B2 (ja) * 2012-12-13 2017-03-15 コスモ工機株式会社 防食コアの離脱装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3106386B2 (ja) * 1994-12-13 2000-11-06 株式会社キッツ 管端防食コア
JPH11230464A (ja) * 1998-02-12 1999-08-27 Hitachi Metals Ltd 電気融着継手
JP2002210023A (ja) * 2001-01-19 2002-07-30 Toyo Seikan Kaisha Ltd 容器のカテーテル接続構造

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