FR2241688B1 - - Google Patents
Info
- Publication number
- FR2241688B1 FR2241688B1 FR7407625A FR7407625A FR2241688B1 FR 2241688 B1 FR2241688 B1 FR 2241688B1 FR 7407625 A FR7407625 A FR 7407625A FR 7407625 A FR7407625 A FR 7407625A FR 2241688 B1 FR2241688 B1 FR 2241688B1
- Authority
- FR
- France
- 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
- E21D9/0692—Cutter drive shields
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)
- Lining And Supports For Tunnels (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
- Road Paving Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732335984 DE2335984C3 (en) | 1973-07-14 | Knife shield for driving tunnels, tunnels and the like, as well as a knife board for driving knife shields |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2241688A1 FR2241688A1 (en) | 1975-03-21 |
FR2241688B1 true FR2241688B1 (en) | 1977-09-23 |
Family
ID=5886984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7407625A Expired FR2241688B1 (en) | 1973-07-14 | 1974-03-06 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3926005A (en) |
JP (1) | JPS5715278B2 (en) |
ES (1) | ES427266A1 (en) |
FR (1) | FR2241688B1 (en) |
GB (2) | GB1480839A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT354504B (en) * | 1975-05-10 | 1979-01-10 | Gewerk Eisenhuette Westfalia | DRIVE SHIELD FOR TUNNEL OR DRIVING AND THE LIKE |
DE2546755C3 (en) * | 1975-10-18 | 1981-02-19 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Method and device for operating a shoring sign |
DE2736398C2 (en) * | 1977-08-12 | 1985-11-21 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Control device for a knife shield |
DE2742332C3 (en) * | 1977-09-20 | 1987-01-22 | Walbröhl, Heinz-Theo, Dipl.-Ing., 5300 Bonn | Steerable cutter shield tunnelling device and tunnelling cutter |
DE2743046A1 (en) * | 1977-09-24 | 1979-04-05 | Gewerk Eisenhuette Westfalia | LIFTING SIGN FOR DRIVING TUNNELS, CLOUDS OR DGL. |
DE2746487C2 (en) * | 1977-10-15 | 1985-11-21 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Knife shield with expandable propulsion knives |
DE2803890C3 (en) * | 1978-01-30 | 1980-11-13 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Knife shield for driving underground channels, tunnels or the like |
JPS5623436Y2 (en) * | 1978-05-12 | 1981-06-02 | ||
DE2919636A1 (en) * | 1979-05-16 | 1980-11-27 | Gewerk Eisenhuette Westfalia | DRIVING SHIELD, ESPECIALLY KNIFE SHIELD |
DE2936067A1 (en) * | 1979-09-06 | 1981-03-26 | Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen | KNIFE SHIELD |
JPS59150378U (en) * | 1983-03-29 | 1984-10-08 | 橋本フオ−ミング工業株式会社 | Hanger hook |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1296592B (en) * | 1966-10-20 | 1969-06-04 | Bergwerksverband Gmbh | Expansion frame |
US3543522A (en) * | 1969-03-20 | 1970-12-01 | Emanuel Torti | Trench shoring apparatus |
US3581507A (en) * | 1969-07-07 | 1971-06-01 | Milwaukee Boiler Mfg Co | Tunneling shield |
BE789390A (en) * | 1971-10-02 | 1973-01-15 | Gewerk Eisenhuette Westfalia | SHIELD SUPPORT FRAMES |
US3823566A (en) * | 1972-12-18 | 1974-07-16 | Ingersoll Rand Co | Earth-supporting apparatus and method |
-
1974
- 1974-01-23 JP JP944974A patent/JPS5715278B2/ja not_active Expired
- 1974-03-06 FR FR7407625A patent/FR2241688B1/fr not_active Expired
- 1974-06-14 ES ES427266A patent/ES427266A1/en not_active Expired
- 1974-07-02 US US485303A patent/US3926005A/en not_active Expired - Lifetime
- 1974-07-09 GB GB30364/74A patent/GB1480839A/en not_active Expired
- 1974-07-09 GB GB7392/77A patent/GB1480840A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1480840A (en) | 1977-07-27 |
JPS5054127A (en) | 1975-05-13 |
ES427266A1 (en) | 1976-07-01 |
GB1480839A (en) | 1977-07-27 |
US3926005A (en) | 1975-12-16 |
DE2335984B2 (en) | 1976-12-23 |
DE2335984A1 (en) | 1975-01-30 |
FR2241688A1 (en) | 1975-03-21 |
JPS5715278B2 (en) | 1982-03-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |