CH568472A5 - - Google Patents
Info
- Publication number
- CH568472A5 CH568472A5 CH827773A CH827773A CH568472A5 CH 568472 A5 CH568472 A5 CH 568472A5 CH 827773 A CH827773 A CH 827773A CH 827773 A CH827773 A CH 827773A CH 568472 A5 CH568472 A5 CH 568472A5
- Authority
- CH
- Switzerland
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 |
|---|---|---|---|
| DE19722259249 DE2259249C3 (de) | 1972-12-04 | Schildvortriebsmaschine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH568472A5 true CH568472A5 (hu) | 1975-10-31 |
Family
ID=5863437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH827773A CH568472A5 (hu) | 1972-12-04 | 1973-06-07 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT329621B (hu) |
| BE (1) | BE801222A (hu) |
| CH (1) | CH568472A5 (hu) |
| ES (1) | ES421128A1 (hu) |
| FR (1) | FR2209012B1 (hu) |
| GB (1) | GB1450116A (hu) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2736398C2 (de) * | 1977-08-12 | 1985-11-21 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Steuervorrichtung für einen Messerschild |
| DE4002669A1 (de) * | 1990-01-30 | 1991-08-01 | Walbroehl H T | Selbstschreitende stuetz- und gleitschaltung zum einbringen einer ortbetonauskleidung |
-
1973
- 1973-05-17 FR FR7317928A patent/FR2209012B1/fr not_active Expired
- 1973-06-07 CH CH827773A patent/CH568472A5/xx not_active IP Right Cessation
- 1973-06-13 AT AT517873A patent/AT329621B/de not_active IP Right Cessation
- 1973-06-21 BE BE132527A patent/BE801222A/xx not_active IP Right Cessation
- 1973-12-03 GB GB5587073A patent/GB1450116A/en not_active Expired
- 1973-12-04 ES ES421128A patent/ES421128A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2209012A1 (hu) | 1974-06-28 |
| FR2209012B1 (hu) | 1980-07-25 |
| ES421128A1 (es) | 1976-04-16 |
| DE2259249A1 (de) | 1974-06-06 |
| BE801222A (fr) | 1973-10-15 |
| ATA517873A (de) | 1975-08-15 |
| GB1450116A (en) | 1976-09-22 |
| AT329621B (de) | 1976-05-25 |
| DE2259249B2 (de) | 1977-06-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |