JPH0175196U - - Google Patents

Info

Publication number
JPH0175196U
JPH0175196U JP1987169525U JP16952587U JPH0175196U JP H0175196 U JPH0175196 U JP H0175196U JP 1987169525 U JP1987169525 U JP 1987169525U JP 16952587 U JP16952587 U JP 16952587U JP H0175196 U JPH0175196 U JP H0175196U
Authority
JP
Japan
Prior art keywords
propulsion tube
pedestal
tube
propulsion
cutting blade
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
JP1987169525U
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 JP1987169525U priority Critical patent/JPH0175196U/ja
Publication of JPH0175196U publication Critical patent/JPH0175196U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】
第1図は本考案の推進管の一実施例を示す断面
図、第2図は本考案の他の実施例を示す側面図、
第3図は第2図―線に沿う横断面図である。 1……推進管本体、2……受台、3……ボール
ベアリング、4……切刃、5……スリツト。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 推進管本体の先端部に受台を装着し、この
    受台の外側にボールベアリングを介してリング状
    の切刃を回転自在に設けたことを特徴とする推進
    管。 (2) 前記推進管本体はヒユーム管であり、外周
    面数箇所に長さ方向のスリツトを設けたものであ
    る実用新案登録請求の範囲第1項記載の推進管。
JP1987169525U 1987-11-05 1987-11-05 Pending JPH0175196U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987169525U JPH0175196U (ja) 1987-11-05 1987-11-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987169525U JPH0175196U (ja) 1987-11-05 1987-11-05

Publications (1)

Publication Number Publication Date
JPH0175196U true JPH0175196U (ja) 1989-05-22

Family

ID=31459665

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987169525U Pending JPH0175196U (ja) 1987-11-05 1987-11-05

Country Status (1)

Country Link
JP (1) JPH0175196U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100811400B1 (ko) * 2003-11-25 2008-03-07 주식회사 케이티 롤링현상 방지를 위해 몸체에 나선형 돌기가 형성된 터널굴진기

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100811400B1 (ko) * 2003-11-25 2008-03-07 주식회사 케이티 롤링현상 방지를 위해 몸체에 나선형 돌기가 형성된 터널굴진기

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