JPS5833200Y2 - トンネル掘さく装置 - Google Patents

トンネル掘さく装置

Info

Publication number
JPS5833200Y2
JPS5833200Y2 JP1979124270U JP12427079U JPS5833200Y2 JP S5833200 Y2 JPS5833200 Y2 JP S5833200Y2 JP 1979124270 U JP1979124270 U JP 1979124270U JP 12427079 U JP12427079 U JP 12427079U JP S5833200 Y2 JPS5833200 Y2 JP S5833200Y2
Authority
JP
Japan
Prior art keywords
pressure water
ultra
injection nozzle
tunnel
rotating drum
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
JP1979124270U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5544892U (enFirst
Inventor
宣一 前田
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.)
Mazda Motor Corp
Original Assignee
Mazda Motor Corp
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 Mazda Motor Corp filed Critical Mazda Motor Corp
Priority to JP1979124270U priority Critical patent/JPS5833200Y2/ja
Publication of JPS5544892U publication Critical patent/JPS5544892U/ja
Application granted granted Critical
Publication of JPS5833200Y2 publication Critical patent/JPS5833200Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1979124270U 1979-09-06 1979-09-06 トンネル掘さく装置 Expired JPS5833200Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979124270U JPS5833200Y2 (ja) 1979-09-06 1979-09-06 トンネル掘さく装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979124270U JPS5833200Y2 (ja) 1979-09-06 1979-09-06 トンネル掘さく装置

Publications (2)

Publication Number Publication Date
JPS5544892U JPS5544892U (enFirst) 1980-03-24
JPS5833200Y2 true JPS5833200Y2 (ja) 1983-07-23

Family

ID=29084134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979124270U Expired JPS5833200Y2 (ja) 1979-09-06 1979-09-06 トンネル掘さく装置

Country Status (1)

Country Link
JP (1) JPS5833200Y2 (enFirst)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120034545A (ko) * 2010-10-01 2012-04-12 한국과학기술원 터널 발파 천공을 최소화하는 발파패턴을 가지는 발파구조

Also Published As

Publication number Publication date
JPS5544892U (enFirst) 1980-03-24

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