JPH0457598U - - Google Patents

Info

Publication number
JPH0457598U
JPH0457598U JP11892890U JP11892890U JPH0457598U JP H0457598 U JPH0457598 U JP H0457598U JP 11892890 U JP11892890 U JP 11892890U JP 11892890 U JP11892890 U JP 11892890U JP H0457598 U JPH0457598 U JP H0457598U
Authority
JP
Japan
Prior art keywords
joint end
parallel
end surface
hole
end surfaces
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.)
Granted
Application number
JP11892890U
Other languages
English (en)
Other versions
JP2561363Y2 (ja
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 JP1990118928U priority Critical patent/JP2561363Y2/ja
Publication of JPH0457598U publication Critical patent/JPH0457598U/ja
Application granted granted Critical
Publication of JP2561363Y2 publication Critical patent/JP2561363Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案の一実施例のセグメント内面図
、第２図は第１図のセグメントを掘削穴に取り付
けた状態を示す展開図、第３図はセグメントの他
の接合構造を示す断面図、第４図は一実施例の変
形例のセグメントによつてトンネルを覆工してい
る状態のトンネルの側断面図、第５図は本考案の
他の実施例の内面図である。 １，１０，２０……セグメント、１ａ……第１
の接合端面、１ｂ……第２の接合端面、１ｃ……
第３の接合端面、２……継手金具。

Claims (1)

    【実用新案登録請求の範囲】
  1. 掘削穴の周方向に略沿つた互いに平行な２つの
    第１の接合端面と、前記掘削穴の軸方向に略沿つ
    た互いに平行な２つの第２の接合端面とを備え、
    前記掘削穴の軸方向に沿つた第２の接合端面を順
    次連結することにより前記掘削穴の内面に螺旋状
    体が構築されるセグメントにおいて、前記第１の
    接合端面と第２の接合端面とを延長したときに仮
    想される２つの対角部分のそれぞれに、前記掘削
    穴の周方向に対して所定角度斜めに形成され前記
    螺旋状体の進行方向に延びかつ互いに平行な第３
    の接合端面が形成されていることを特徴とするセ
    グメント。
JP1990118928U 1990-06-29 1990-11-14 セグメント Expired - Lifetime JP2561363Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990118928U JP2561363Y2 (ja) 1990-06-29 1990-11-14 セグメント

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2-69271 1990-06-29
JP6927190 1990-06-29
JP1990118928U JP2561363Y2 (ja) 1990-06-29 1990-11-14 セグメント

Publications (2)

Publication Number Publication Date
JPH0457598U true JPH0457598U (ja) 1992-05-18
JP2561363Y2 JP2561363Y2 (ja) 1998-01-28

Family

ID=31948664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990118928U Expired - Lifetime JP2561363Y2 (ja) 1990-06-29 1990-11-14 セグメント

Country Status (1)

Country Link
JP (1) JP2561363Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2230380A3 (de) * 2009-03-19 2015-02-18 Herrenknecht AG Versteifungssegment, Versteifungssegmentanordnungen und Hohlraumauskleidung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03275898A (ja) * 1990-03-27 1991-12-06 Taisei Corp シールド覆工工法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03275898A (ja) * 1990-03-27 1991-12-06 Taisei Corp シールド覆工工法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2230380A3 (de) * 2009-03-19 2015-02-18 Herrenknecht AG Versteifungssegment, Versteifungssegmentanordnungen und Hohlraumauskleidung

Also Published As

Publication number Publication date
JP2561363Y2 (ja) 1998-01-28

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Legal Events

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EXPY Cancellation because of completion of term