FR2202985B1 - - Google Patents

Info

Publication number
FR2202985B1
FR2202985B1 FR7314184A FR7314184A FR2202985B1 FR 2202985 B1 FR2202985 B1 FR 2202985B1 FR 7314184 A FR7314184 A FR 7314184A FR 7314184 A FR7314184 A FR 7314184A FR 2202985 B1 FR2202985 B1 FR 2202985B1
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
Application number
FR7314184A
Other languages
French (fr)
Other versions
FR2202985A1 (en
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of FR2202985A1 publication Critical patent/FR2202985A1/fr
Application granted granted Critical
Publication of FR2202985B1 publication Critical patent/FR2202985B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
FR7314184A 1972-10-13 1973-04-18 Expired FR2202985B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2250296A DE2250296C3 (en) 1972-10-13 1972-10-13 Knife shield propulsion device for propelling underground cavities, such as in particular tunnels, tunnels and the like

Publications (2)

Publication Number Publication Date
FR2202985A1 FR2202985A1 (en) 1974-05-10
FR2202985B1 true FR2202985B1 (en) 1977-02-04

Family

ID=5858988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314184A Expired FR2202985B1 (en) 1972-10-13 1973-04-18

Country Status (5)

Country Link
US (1) US3866426A (en)
JP (1) JPS5633559B2 (en)
DE (1) DE2250296C3 (en)
FR (1) FR2202985B1 (en)
GB (1) GB1442342A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743046A1 (en) * 1977-09-24 1979-04-05 Gewerk Eisenhuette Westfalia LIFTING SIGN FOR DRIVING TUNNELS, CLOUDS OR DGL.
DE2901054A1 (en) * 1979-01-12 1980-07-17 Salzgitter Maschinen Ag PROVISIONAL REMOTE EXTENSION FOR CONSTRUCTION OPERATIONS IN ROUTES OF UNDERGROUND MINING
DE3206717A1 (en) * 1982-02-25 1983-09-01 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen KNIFE CYLINDER CONNECTION FOR KNIFE BLADES
KR102573284B1 (en) * 2018-09-19 2023-09-01 삼성전자주식회사 An electronic device changing an antenna configuration according to a bandwidh of a signal and control method thereof
CN111425216B (en) * 2020-04-09 2021-07-30 山东建筑大学 Composite supporting structure, construction system and method
CN113565545B (en) * 2021-09-03 2022-05-10 河北东风世景轨道有限公司 Cloth platform truck is hung to tunnel waterproof board

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1275910A (en) * 1916-08-31 1918-08-13 James W Hamilton Method of and apparatus for constructing tunnels.
DE618695C (en) * 1931-10-20 1935-09-13 Franz Jansen Dr Ing Propulsion shield for the production of tunnels, shafts, etc. like
DE1089710B (en) * 1958-12-27 1960-09-29 Bochumer Eisen Heintzmann Expansion chamber for drifting, especially in underground mining
US3115754A (en) * 1959-01-23 1963-12-31 Dowty Mining Equipment Ltd Mining shield
DE1201286B (en) * 1965-01-21 1965-09-23 Gewerk Eisenhuette Westfalia Retractable hydraulic longwall construction
US3621661A (en) * 1968-11-05 1971-11-23 Gullick Dobson Ltd Mine roof supports
DE2021734C3 (en) * 1970-05-04 1978-08-31 Heinz-Theo Dipl.-Ing. 5300 Bonn Walbroehl Hiking support scaffolding for excavating tunnels or tunnels

Also Published As

Publication number Publication date
DE2250296B2 (en) 1977-07-21
JPS5633559B2 (en) 1981-08-04
US3866426A (en) 1975-02-18
DE2250296C3 (en) 1978-03-16
JPS4972933A (en) 1974-07-15
DE2250296A1 (en) 1974-04-25
FR2202985A1 (en) 1974-05-10
GB1442342A (en) 1976-07-14

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Legal Events

Date Code Title Description
ST Notification of lapse