JPS49130028A - - Google Patents
Info
- Publication number
- JPS49130028A JPS49130028A JP4434173A JP4434173A JPS49130028A JP S49130028 A JPS49130028 A JP S49130028A JP 4434173 A JP4434173 A JP 4434173A JP 4434173 A JP4434173 A JP 4434173A JP S49130028 A JPS49130028 A JP S49130028A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4434173A JPS5414422B2 (en) | 1973-04-19 | 1973-04-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4434173A JPS5414422B2 (en) | 1973-04-19 | 1973-04-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49130028A true JPS49130028A (en) | 1974-12-12 |
JPS5414422B2 JPS5414422B2 (en) | 1979-06-07 |
Family
ID=12688800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4434173A Expired JPS5414422B2 (en) | 1973-04-19 | 1973-04-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5414422B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54158032A (en) * | 1978-06-02 | 1979-12-13 | Komatsu Mfg Co Ltd | Shield excavator |
JP2018141277A (en) * | 2017-02-27 | 2018-09-13 | 川崎重工業株式会社 | Tunnel excavator and cutter bit exchange method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334945A (en) * | 1964-03-21 | 1967-08-08 | Mott Hay & Anderson | Tunnelling machine shield having fluid circulating bulkhead and rotary cuting head |
US3480327A (en) * | 1965-02-19 | 1969-11-25 | Kumagai Gumi Co Ltd | Excavation type shield with concentric rotary cutter barrels |
US3561223A (en) * | 1968-07-09 | 1971-02-09 | John R Tabor | Tunneling machine with concrete wall forming mechanism |
-
1973
- 1973-04-19 JP JP4434173A patent/JPS5414422B2/ja not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334945A (en) * | 1964-03-21 | 1967-08-08 | Mott Hay & Anderson | Tunnelling machine shield having fluid circulating bulkhead and rotary cuting head |
US3480327A (en) * | 1965-02-19 | 1969-11-25 | Kumagai Gumi Co Ltd | Excavation type shield with concentric rotary cutter barrels |
US3561223A (en) * | 1968-07-09 | 1971-02-09 | John R Tabor | Tunneling machine with concrete wall forming mechanism |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54158032A (en) * | 1978-06-02 | 1979-12-13 | Komatsu Mfg Co Ltd | Shield excavator |
JPS6160237B2 (en) * | 1978-06-02 | 1986-12-19 | Tetsuken Kensetsu Kk | |
JP2018141277A (en) * | 2017-02-27 | 2018-09-13 | 川崎重工業株式会社 | Tunnel excavator and cutter bit exchange method |
Also Published As
Publication number | Publication date |
---|---|
JPS5414422B2 (en) | 1979-06-07 |