AT366148B - KNIFE SHIELD - Google Patents

KNIFE SHIELD

Info

Publication number
AT366148B
AT366148B AT181280A AT181280A AT366148B AT 366148 B AT366148 B AT 366148B AT 181280 A AT181280 A AT 181280A AT 181280 A AT181280 A AT 181280A AT 366148 B AT366148 B AT 366148B
Authority
AT
Austria
Prior art keywords
knife shield
knife
shield
Prior art date
Application number
AT181280A
Other languages
German (de)
Other versions
ATA181280A (en
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of ATA181280A publication Critical patent/ATA181280A/en
Application granted granted Critical
Publication of AT366148B publication Critical patent/AT366148B/en

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)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Road Repair (AREA)
AT181280A 1979-06-02 1980-04-02 KNIFE SHIELD AT366148B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792922674 DE2922674A1 (en) 1979-06-02 1979-06-02 KNIFE SHIELD

Publications (2)

Publication Number Publication Date
ATA181280A ATA181280A (en) 1981-07-15
AT366148B true AT366148B (en) 1982-03-10

Family

ID=6072441

Family Applications (1)

Application Number Title Priority Date Filing Date
AT181280A AT366148B (en) 1979-06-02 1980-04-02 KNIFE SHIELD

Country Status (5)

Country Link
JP (1) JPS55161196A (en)
AT (1) AT366148B (en)
CH (1) CH648382A5 (en)
DE (1) DE2922674A1 (en)
ES (1) ES267916Y (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2937186A1 (en) * 1979-09-14 1981-04-02 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Tunnel or trench excavating cutting shield - has dirt wipers on support frame engaging pref. hollow floor blades
DE3813907A1 (en) * 1988-04-25 1989-11-02 Walbroehl H T METHOD AND DEVICE FOR BREAKING OUT AND FINISHING TUBES, TUNNELS, SHAFTS OD. DGL.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2605750A1 (en) * 1976-02-13 1977-08-18 Willi Dr Heine Movable hygienically isolated medical or research centre - comprises large container cases with gas tight entrances and connected end to end
DE2644899B2 (en) * 1976-10-05 1978-07-20 Hochtief Ag Fuer Hoch- Und Tiefbauten Vormals Gebr. Helfmann, 4300 Essen Tunnel boring machine

Also Published As

Publication number Publication date
DE2922674A1 (en) 1980-12-11
JPS55161196A (en) 1980-12-15
CH648382A5 (en) 1985-03-15
ATA181280A (en) 1981-07-15
ES267916U (en) 1983-05-01
ES267916Y (en) 1983-11-16
JPS6217080B2 (en) 1987-04-15
DE2922674C2 (en) 1987-10-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification