JPH0714477Y2 - シールド先導管における土砂取込装置 - Google Patents

シールド先導管における土砂取込装置

Info

Publication number
JPH0714477Y2
JPH0714477Y2 JP40022390U JP40022390U JPH0714477Y2 JP H0714477 Y2 JPH0714477 Y2 JP H0714477Y2 JP 40022390 U JP40022390 U JP 40022390U JP 40022390 U JP40022390 U JP 40022390U JP H0714477 Y2 JPH0714477 Y2 JP H0714477Y2
Authority
JP
Japan
Prior art keywords
closing plate
earth
rotating shaft
casing
sediment
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
JP40022390U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0489192U (enExample
Inventor
辰一 岡本
Original Assignee
株式会社岡本特殊土木
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 株式会社岡本特殊土木 filed Critical 株式会社岡本特殊土木
Priority to JP40022390U priority Critical patent/JPH0714477Y2/ja
Publication of JPH0489192U publication Critical patent/JPH0489192U/ja
Application granted granted Critical
Publication of JPH0714477Y2 publication Critical patent/JPH0714477Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP40022390U 1990-12-07 1990-12-07 シールド先導管における土砂取込装置 Expired - Lifetime JPH0714477Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP40022390U JPH0714477Y2 (ja) 1990-12-07 1990-12-07 シールド先導管における土砂取込装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP40022390U JPH0714477Y2 (ja) 1990-12-07 1990-12-07 シールド先導管における土砂取込装置

Publications (2)

Publication Number Publication Date
JPH0489192U JPH0489192U (enExample) 1992-08-04
JPH0714477Y2 true JPH0714477Y2 (ja) 1995-04-10

Family

ID=31878500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP40022390U Expired - Lifetime JPH0714477Y2 (ja) 1990-12-07 1990-12-07 シールド先導管における土砂取込装置

Country Status (1)

Country Link
JP (1) JPH0714477Y2 (enExample)

Also Published As

Publication number Publication date
JPH0489192U (enExample) 1992-08-04

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Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term