JPH0515879B2 - - Google Patents

Info

Publication number
JPH0515879B2
JPH0515879B2 JP17145087A JP17145087A JPH0515879B2 JP H0515879 B2 JPH0515879 B2 JP H0515879B2 JP 17145087 A JP17145087 A JP 17145087A JP 17145087 A JP17145087 A JP 17145087A JP H0515879 B2 JPH0515879 B2 JP H0515879B2
Authority
JP
Japan
Prior art keywords
rotary blade
tunnel
excavation
front rotary
blade
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
JP17145087A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6414498A (en
Inventor
Juzo Niwa
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP17145087A priority Critical patent/JPS6414498A/ja
Publication of JPS6414498A publication Critical patent/JPS6414498A/ja
Publication of JPH0515879B2 publication Critical patent/JPH0515879B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP17145087A 1987-07-09 1987-07-09 Tunnel excavator Granted JPS6414498A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17145087A JPS6414498A (en) 1987-07-09 1987-07-09 Tunnel excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17145087A JPS6414498A (en) 1987-07-09 1987-07-09 Tunnel excavator

Publications (2)

Publication Number Publication Date
JPS6414498A JPS6414498A (en) 1989-01-18
JPH0515879B2 true JPH0515879B2 (en]) 1993-03-02

Family

ID=15923328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17145087A Granted JPS6414498A (en) 1987-07-09 1987-07-09 Tunnel excavator

Country Status (1)

Country Link
JP (1) JPS6414498A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0722730U (ja) * 1993-10-07 1995-04-25 源重 加藤 手障害者用盆

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0781514B2 (ja) * 1988-05-27 1995-08-30 佐藤工業株式会社 トンネル構築方法
JPH0733926B2 (ja) * 1989-07-14 1995-04-12 リンナイ株式会社 自動給湯装置
JPH0350446A (ja) * 1989-07-14 1991-03-05 Rinnai Corp 給湯器等の制御装置
JP2915591B2 (ja) * 1991-02-19 1999-07-05 三菱重工業株式会社 岩盤掘削装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0722730U (ja) * 1993-10-07 1995-04-25 源重 加藤 手障害者用盆

Also Published As

Publication number Publication date
JPS6414498A (en) 1989-01-18

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