JPS6214229Y2 - - Google Patents

Info

Publication number
JPS6214229Y2
JPS6214229Y2 JP1980139792U JP13979280U JPS6214229Y2 JP S6214229 Y2 JPS6214229 Y2 JP S6214229Y2 JP 1980139792 U JP1980139792 U JP 1980139792U JP 13979280 U JP13979280 U JP 13979280U JP S6214229 Y2 JPS6214229 Y2 JP S6214229Y2
Authority
JP
Japan
Prior art keywords
earth
sand
cylindrical shaft
shield
cutter head
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
JP1980139792U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5766093U (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 JP1980139792U priority Critical patent/JPS6214229Y2/ja
Publication of JPS5766093U publication Critical patent/JPS5766093U/ja
Application granted granted Critical
Publication of JPS6214229Y2 publication Critical patent/JPS6214229Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1980139792U 1980-09-30 1980-09-30 Expired JPS6214229Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1980139792U JPS6214229Y2 (en]) 1980-09-30 1980-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980139792U JPS6214229Y2 (en]) 1980-09-30 1980-09-30

Publications (2)

Publication Number Publication Date
JPS5766093U JPS5766093U (en]) 1982-04-20
JPS6214229Y2 true JPS6214229Y2 (en]) 1987-04-11

Family

ID=29499727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980139792U Expired JPS6214229Y2 (en]) 1980-09-30 1980-09-30

Country Status (1)

Country Link
JP (1) JPS6214229Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0631543B2 (ja) * 1985-03-28 1994-04-27 朔郎 村山 機械式シールドトンネル掘進機のカッタ装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554404A (en) * 1978-06-17 1980-01-12 Yuukou Nomura Shieldinggtype excavator

Also Published As

Publication number Publication date
JPS5766093U (en]) 1982-04-20

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