AT353825B - Messerschild - Google Patents

Messerschild

Info

Publication number
AT353825B
AT353825B AT475378A AT475378A AT353825B AT 353825 B AT353825 B AT 353825B AT 475378 A AT475378 A AT 475378A AT 475378 A AT475378 A AT 475378A AT 353825 B AT353825 B AT 353825B
Authority
AT
Austria
Prior art keywords
knife shield
knife
shield
Prior art date
Application number
AT475378A
Other languages
German (de)
English (en)
Other versions
ATA475378A (de
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 ATA475378A publication Critical patent/ATA475378A/de
Application granted granted Critical
Publication of AT353825B publication Critical patent/AT353825B/de

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)
AT475378A 1977-10-15 1978-06-29 Messerschild AT353825B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772746487 DE2746487C2 (de) 1977-10-15 1977-10-15 Messerschild mit spreizbaren Vortriebsmessern

Publications (2)

Publication Number Publication Date
ATA475378A ATA475378A (de) 1979-05-15
AT353825B true AT353825B (de) 1979-12-10

Family

ID=6021541

Family Applications (1)

Application Number Title Priority Date Filing Date
AT475378A AT353825B (de) 1977-10-15 1978-06-29 Messerschild

Country Status (5)

Country Link
JP (1) JPS5477428A (enrdf_load_stackoverflow)
AT (1) AT353825B (enrdf_load_stackoverflow)
DE (1) DE2746487C2 (enrdf_load_stackoverflow)
FR (1) FR2406064A1 (enrdf_load_stackoverflow)
GB (1) GB2009814B (enrdf_load_stackoverflow)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1158588A (en) * 1965-12-17 1969-07-16 Zeta Nelly Jacqueline Colley Improvements in Tunnelling apparatus
JPS5715278B2 (enrdf_load_stackoverflow) * 1973-07-14 1982-03-29
US3861748A (en) * 1974-02-08 1975-01-21 Robbins Co Earth boring machine and method
JPS5115535A (ja) * 1974-07-30 1976-02-07 Komatsu Mfg Co Ltd Tonnerukutsushinyoshiirudo
DE2547021C3 (de) * 1975-10-21 1984-11-15 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Verbauschild
DE2615264C2 (de) * 1976-04-08 1985-01-03 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Richtungssteuerungseinrichtung für eine Vortriebseinrichtung für das Auffahren von Tunneln, Stollen u.dgl.

Also Published As

Publication number Publication date
FR2406064A1 (fr) 1979-05-11
JPH0215719B2 (enrdf_load_stackoverflow) 1990-04-12
ATA475378A (de) 1979-05-15
DE2746487A1 (de) 1979-04-19
GB2009814B (en) 1982-03-17
DE2746487C2 (de) 1985-11-21
GB2009814A (en) 1979-06-20
FR2406064B1 (enrdf_load_stackoverflow) 1982-06-11
JPS5477428A (en) 1979-06-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee