JPH0359238B2 - - Google Patents

Info

Publication number
JPH0359238B2
JPH0359238B2 JP60060388A JP6038885A JPH0359238B2 JP H0359238 B2 JPH0359238 B2 JP H0359238B2 JP 60060388 A JP60060388 A JP 60060388A JP 6038885 A JP6038885 A JP 6038885A JP H0359238 B2 JPH0359238 B2 JP H0359238B2
Authority
JP
Japan
Prior art keywords
excavation
outer shell
cutter
screw auger
elliptical
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.)
Expired - Lifetime
Application number
JP60060388A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61221494A (ja
Inventor
Yoshuki Takahashi
Kyoshi Yoshida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Construction Co Ltd
Original Assignee
Mitsui Construction Co Ltd
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 by Mitsui Construction Co Ltd filed Critical Mitsui Construction Co Ltd
Priority to JP6038885A priority Critical patent/JPS61221494A/ja
Publication of JPS61221494A publication Critical patent/JPS61221494A/ja
Publication of JPH0359238B2 publication Critical patent/JPH0359238B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP6038885A 1985-03-25 1985-03-25 楕円シ−ルド掘削機 Granted JPS61221494A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6038885A JPS61221494A (ja) 1985-03-25 1985-03-25 楕円シ−ルド掘削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6038885A JPS61221494A (ja) 1985-03-25 1985-03-25 楕円シ−ルド掘削機

Publications (2)

Publication Number Publication Date
JPS61221494A JPS61221494A (ja) 1986-10-01
JPH0359238B2 true JPH0359238B2 (pm) 1991-09-09

Family

ID=13140709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6038885A Granted JPS61221494A (ja) 1985-03-25 1985-03-25 楕円シ−ルド掘削機

Country Status (1)

Country Link
JP (1) JPS61221494A (pm)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6439493A (en) * 1987-08-05 1989-02-09 Ohbayashi Corp Arbitrary section shielding excavator
JPH02256798A (ja) * 1989-02-07 1990-10-17 Komatsu Ltd 異形シールド工法及び異形シールド掘削機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58207495A (ja) * 1982-05-28 1983-12-02 東京電力株式会社 拡幅掘削自在のシ−ルド掘進機
JPS60250196A (ja) * 1984-05-25 1985-12-10 三井建設株式会社 楕円シ−ルド掘削機

Also Published As

Publication number Publication date
JPS61221494A (ja) 1986-10-01

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