JPH0452306Y2 - - Google Patents

Info

Publication number
JPH0452306Y2
JPH0452306Y2 JP1985127837U JP12783785U JPH0452306Y2 JP H0452306 Y2 JPH0452306 Y2 JP H0452306Y2 JP 1985127837 U JP1985127837 U JP 1985127837U JP 12783785 U JP12783785 U JP 12783785U JP H0452306 Y2 JPH0452306 Y2 JP H0452306Y2
Authority
JP
Japan
Prior art keywords
obstacle
face plate
cutter
radar
cutter face
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
Application number
JP1985127837U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6238997U (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 JP1985127837U priority Critical patent/JPH0452306Y2/ja
Publication of JPS6238997U publication Critical patent/JPS6238997U/ja
Application granted granted Critical
Publication of JPH0452306Y2 publication Critical patent/JPH0452306Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP1985127837U 1985-08-23 1985-08-23 Expired JPH0452306Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985127837U JPH0452306Y2 (en]) 1985-08-23 1985-08-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985127837U JPH0452306Y2 (en]) 1985-08-23 1985-08-23

Publications (2)

Publication Number Publication Date
JPS6238997U JPS6238997U (en]) 1987-03-07
JPH0452306Y2 true JPH0452306Y2 (en]) 1992-12-09

Family

ID=31022970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985127837U Expired JPH0452306Y2 (en]) 1985-08-23 1985-08-23

Country Status (1)

Country Link
JP (1) JPH0452306Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2722618B2 (ja) * 1989-02-28 1998-03-04 石川島播磨重工業株式会社 密閉形シールド堀進機の障害物検知装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5741277U (en]) * 1980-08-22 1982-03-05
JPS58181999A (ja) * 1982-04-19 1983-10-24 三井建設株式会社 トンネル等のシ−ルド工事における崩壊部検知方法

Also Published As

Publication number Publication date
JPS6238997U (en]) 1987-03-07

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