AT386458B - KNIFE SHIELD - Google Patents

KNIFE SHIELD

Info

Publication number
AT386458B
AT386458B AT0255684A AT255684A AT386458B AT 386458 B AT386458 B AT 386458B AT 0255684 A AT0255684 A AT 0255684A AT 255684 A AT255684 A AT 255684A AT 386458 B AT386458 B AT 386458B
Authority
AT
Austria
Prior art keywords
knife shield
knife
shield
Prior art date
Application number
AT0255684A
Other languages
German (de)
Other versions
ATA255684A (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 ATA255684A publication Critical patent/ATA255684A/en
Application granted granted Critical
Publication of AT386458B publication Critical patent/AT386458B/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
    • 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
    • E21D9/0621—Shield advancing devices

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)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Golf Clubs (AREA)
  • Knives (AREA)
AT0255684A 1983-09-27 1984-08-07 KNIFE SHIELD AT386458B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833334913 DE3334913A1 (en) 1983-09-27 1983-09-27 Cutter shield

Publications (2)

Publication Number Publication Date
ATA255684A ATA255684A (en) 1988-01-15
AT386458B true AT386458B (en) 1988-08-25

Family

ID=6210179

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0255684A AT386458B (en) 1983-09-27 1984-08-07 KNIFE SHIELD

Country Status (7)

Country Link
AT (1) AT386458B (en)
BE (1) BE900635A (en)
CH (1) CH666085A5 (en)
DE (1) DE3334913A1 (en)
ES (1) ES536256A0 (en)
FR (1) FR2552490B1 (en)
IT (1) IT1180815B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1498513A (en) * 1974-03-28 1978-01-18 Mackina Westfalia Sa Continuous-tubbing machines
DE3024464A1 (en) * 1980-06-28 1982-01-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Underground gallery part cut driving machine shield - has forwarding entity formed by driving blades coupled to machine
DE3037788A1 (en) * 1980-10-07 1982-05-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Underground gallery or tunnel excavating cutter shield - has swivelling connectors for transversely adjustable clamping straps, linked to floor blades
DE3136963A1 (en) * 1981-09-17 1983-03-31 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Cutter shield

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1811449B2 (en) * 1968-11-28 1976-11-18 Böse, Werner, 3100CeIIe Thrust bore pipe core remover - has shield tube with cutting ring, feed tube and bucket wheel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1498513A (en) * 1974-03-28 1978-01-18 Mackina Westfalia Sa Continuous-tubbing machines
DE3024464A1 (en) * 1980-06-28 1982-01-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Underground gallery part cut driving machine shield - has forwarding entity formed by driving blades coupled to machine
DE3037788A1 (en) * 1980-10-07 1982-05-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Underground gallery or tunnel excavating cutter shield - has swivelling connectors for transversely adjustable clamping straps, linked to floor blades
DE3136963A1 (en) * 1981-09-17 1983-03-31 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Cutter shield

Also Published As

Publication number Publication date
ATA255684A (en) 1988-01-15
FR2552490B1 (en) 1988-04-08
BE900635A (en) 1985-01-16
FR2552490A1 (en) 1985-03-29
IT1180815B (en) 1987-09-23
ES8603019A1 (en) 1985-12-01
IT8412594A0 (en) 1984-09-05
ES536256A0 (en) 1985-12-01
DE3334913A1 (en) 1985-04-11
CH666085A5 (en) 1988-06-30

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Legal Events

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