JPH0190897U - - Google Patents

Info

Publication number
JPH0190897U
JPH0190897U JP18487487U JP18487487U JPH0190897U JP H0190897 U JPH0190897 U JP H0190897U JP 18487487 U JP18487487 U JP 18487487U JP 18487487 U JP18487487 U JP 18487487U JP H0190897 U JPH0190897 U JP H0190897U
Authority
JP
Japan
Prior art keywords
packing
entrance
piece
shield machine
pieces
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
JP18487487U
Other languages
English (en)
Other versions
JPH0529278Y2 (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 JP1987184874U priority Critical patent/JPH0529278Y2/ja
Publication of JPH0190897U publication Critical patent/JPH0190897U/ja
Application granted granted Critical
Publication of JPH0529278Y2 publication Critical patent/JPH0529278Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
第１図は本考案を実施したシールド機による掘
削の状態を示す縦断側面図、第２図は坑口部のパ
ツキング取付部の正面図、第３図は同取付部の拡
大断面図、第４図は従来例のパツキング取付部の
断面図である。 １…シールド機本体、２…パツキング片、３…
パツキング支持片、４…取付片、５…ボルト、６
…抑え片、７…スペーサ片、８…エントランス金
物、２０…セグメント、Ａ…シールド機、Ｂ…坑
口。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) シールド機Ａを挿入する入口側の坑口に、
    シールド機本体１の円筒部又はセグメント２０の
    外周面に摺接するように屈曲自在なパツキング片
    ２を設けた装置において、前記坑口の周縁部に前
    記パツキング片２の後面を支持するように円形配
    列に複数のパツキング支持片３を、撓屈可能な材
    料からなる取付片４を介してボルト５に一体に固
    定してなることを特徴とするシールド機用エント
    ランスパツキング装置。 (2) 前記取付片４の外側に該取付片を垂直状態
    から前方へのみ屈曲を許容するように抑え片６を
    設けた前記実用新案登録請求の範囲第１項記載の
    シールド機用エントランスパツキング装置。 (3) 前記パツキング片２と取付片４との間にス
    ペーサ片７を設けた前記実用新案登録請求の範囲
    第１項記載のシールド機用エントランスパツキン
    グ装置。
JP1987184874U 1987-12-03 1987-12-03 Expired - Lifetime JPH0529278Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987184874U JPH0529278Y2 (ja) 1987-12-03 1987-12-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987184874U JPH0529278Y2 (ja) 1987-12-03 1987-12-03

Publications (2)

Publication Number Publication Date
JPH0190897U true JPH0190897U (ja) 1989-06-14
JPH0529278Y2 JPH0529278Y2 (ja) 1993-07-27

Family

ID=31476210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987184874U Expired - Lifetime JPH0529278Y2 (ja) 1987-12-03 1987-12-03

Country Status (1)

Country Link
JP (1) JPH0529278Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0527196U (ja) * 1991-09-18 1993-04-09 前田建設工業株式会社 立坑のシールド到達部のエントランスパツキン装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60148994A (ja) * 1984-01-10 1985-08-06 太陽鉄工株式会社 発進口のシ−ル構造

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60148994A (ja) * 1984-01-10 1985-08-06 太陽鉄工株式会社 発進口のシ−ル構造

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0527196U (ja) * 1991-09-18 1993-04-09 前田建設工業株式会社 立坑のシールド到達部のエントランスパツキン装置

Also Published As

Publication number Publication date
JPH0529278Y2 (ja) 1993-07-27

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