CS193495B2 - Shield reinforecement - Google Patents

Shield reinforecement

Info

Publication number
CS193495B2
CS193495B2 CS775462A CS546277A CS193495B2 CS 193495 B2 CS193495 B2 CS 193495B2 CS 775462 A CS775462 A CS 775462A CS 546277 A CS546277 A CS 546277A CS 193495 B2 CS193495 B2 CS 193495B2
Authority
CS
Czechoslovakia
Prior art keywords
reinforecement
shield
shield reinforecement
Prior art date
Application number
CS775462A
Other languages
English (en)
Inventor
Willy Heyer
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 CS193495B2 publication Critical patent/CS193495B2/cs

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
    • E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to the working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Fluid-Damping Devices (AREA)
  • Earth Drilling (AREA)
CS775462A 1976-10-02 1977-08-19 Shield reinforecement CS193495B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2644649A DE2644649C3 (de) 1976-10-02 1976-10-02 Schildausbaugestell

Publications (1)

Publication Number Publication Date
CS193495B2 true CS193495B2 (en) 1979-10-31

Family

ID=5989575

Family Applications (1)

Application Number Title Priority Date Filing Date
CS775462A CS193495B2 (en) 1976-10-02 1977-08-19 Shield reinforecement

Country Status (5)

Country Link
US (1) US4121426A (cs)
CS (1) CS193495B2 (cs)
DE (1) DE2644649C3 (cs)
FR (1) FR2366441A1 (cs)
PL (1) PL109331B1 (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2757885A1 (de) * 1977-12-24 1979-06-28 Thyssen Industrie Schildausbaugestell fuer den grubenausbau
FR2537205B1 (fr) * 1982-12-06 1985-07-19 Manche Atel Chantiers Pile de soutenement a deux etancons a bouclier
GB2191236B (en) * 1986-06-04 1990-04-04 Gullick Dobson Ltd Mine roof supports
DE8620900U1 (de) * 1986-08-04 1986-10-16 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Ausbaueinheit für untertägigen Strebausbau
DE202009015653U1 (de) 2009-11-25 2011-07-12 Bucyrus Europe Gmbh Schildkappe für einen Schildausbau
CN105221177B (zh) * 2015-10-29 2018-11-16 中国矿业大学 四柱浮摇式液压支架

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1010032B (de) * 1955-02-14 1957-06-13 Dobson Ltd W E & F Abstuetzvorrichtung
GB941767A (en) * 1961-03-06 1963-11-13 Dowty Mining Equipment Ltd Mine roof-supporting device
DE1199725B (de) * 1962-02-07 1965-09-02 Maschf Strebausbau, bestehend aus im Abstand nebeneinander aufgestellten rahmenartigen, hoehenverstellbaren Ausbaugestellen, die mittels Rueckzylinder vorziehbar sind
DE1212926B (de) * 1962-07-17 1966-03-24 Bochumer Eisen Heintzmann Loesbarer Stempelfuss mit grossflaechiger Boden-platte fuer Grubenstempel
GB1093395A (en) * 1964-05-11 1967-11-29 Gewerk Eisenhuette Westfalia Advancing hydraulic support assembly
GB1090594A (en) * 1964-09-24 1967-11-08 Dowty Mining Equipment Ltd Roof supports suitable for use in mines
FR1426731A (fr) * 1965-03-18 1966-01-28 Gullick Ltd Perfectionnements apportés aux soutènements de toit de mine et similaires
GB1175833A (en) * 1965-11-16 1969-12-23 Gullick Ltd Hydraulic Mine Roof Supports
GB1160513A (en) * 1966-03-04 1969-08-06 Karl Maria Groetschel Improvements relating to Roof Supports for Mine Workings.
FR1559277A (cs) * 1967-05-12 1969-03-07
GB1358541A (en) * 1970-10-02 1974-07-03 Dowty Mining Equipment Ltd Mine roof supports
US3898845A (en) * 1973-01-31 1975-08-12 Gewerk Eisenhuette Westfalia Mineral mining installations
FR2237057A1 (en) * 1973-07-12 1975-02-07 Alacchi Georges Advancing pit prop with scissor linked roof shoes - has main and swinging jacks between roof and floor
GB1477136A (en) * 1973-10-18 1977-06-22 Dowty Mining Equipment Ltd Mine roof support
DE2453225C2 (de) * 1974-11-09 1983-10-06 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Dreirahmen-Schildausbaugespann, insbesondere für den Einsatz in stark geneigter Lagerung
DE2507319B2 (de) * 1975-01-11 1977-06-08 Thyssen Industrie Ag, 4300 Essen Schildausbaugestell

Also Published As

Publication number Publication date
DE2644649C3 (de) 1986-11-13
PL109331B1 (en) 1980-05-31
PL201167A1 (pl) 1978-04-24
FR2366441B1 (cs) 1982-12-10
DE2644649B2 (de) 1980-04-03
US4121426A (en) 1978-10-24
DE2644649A1 (de) 1978-04-06
FR2366441A1 (fr) 1978-04-28

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