JPS569639B2 - - Google Patents
Info
- Publication number
- JPS569639B2 JPS569639B2 JP3050077A JP3050077A JPS569639B2 JP S569639 B2 JPS569639 B2 JP S569639B2 JP 3050077 A JP3050077 A JP 3050077A JP 3050077 A JP3050077 A JP 3050077A JP S569639 B2 JPS569639 B2 JP S569639B2
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
- E21D9/0879—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB11371/76A GB1554221A (en) | 1976-03-22 | 1976-03-22 | Mechanical full face rotary tunnel boring shields |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52138331A JPS52138331A (en) | 1977-11-18 |
| JPS569639B2 true JPS569639B2 (en) | 1981-03-03 |
Family
ID=9985017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3050077A Granted JPS52138331A (en) | 1976-03-22 | 1977-03-22 | Shield shell for tunnel and tunnel excavation method that use this shell |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS52138331A (en) |
| BR (1) | BR7701658A (en) |
| GB (1) | GB1554221A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020004298A1 (en) | 2018-06-25 | 2020-01-02 | 日本酢ビ・ポバール株式会社 | Coating composition, oral solid preparation and method for producing same |
-
1976
- 1976-03-22 GB GB11371/76A patent/GB1554221A/en not_active Expired
-
1977
- 1977-03-18 BR BR1658/77A patent/BR7701658A/en unknown
- 1977-03-22 JP JP3050077A patent/JPS52138331A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020004298A1 (en) | 2018-06-25 | 2020-01-02 | 日本酢ビ・ポバール株式会社 | Coating composition, oral solid preparation and method for producing same |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1554221A (en) | 1979-10-17 |
| BR7701658A (en) | 1978-02-08 |
| JPS52138331A (en) | 1977-11-18 |