YU122684A - Supporting protective cladding for mines - Google Patents

Supporting protective cladding for mines

Info

Publication number
YU122684A
YU122684A YU122684A YU122684A YU122684A YU 122684 A YU122684 A YU 122684A YU 122684 A YU122684 A YU 122684A YU 122684 A YU122684 A YU 122684A YU 122684 A YU122684 A YU 122684A
Authority
YU
Yugoslavia
Prior art keywords
mines
protective cladding
supporting protective
supporting
cladding
Prior art date
Application number
YU122684A
Other languages
English (en)
Inventor
R Korbel
S Romanowicz
J Pacha
K Olender
J Maciejczyk
Original Assignee
Ct Kt Maszyn Gorniczych Komag
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
Priority claimed from PL24306583A external-priority patent/PL139781B1/pl
Priority claimed from PL24449383A external-priority patent/PL139959B1/pl
Priority claimed from PL24453283A external-priority patent/PL140157B1/pl
Priority claimed from PL24563684A external-priority patent/PL142149B1/pl
Application filed by Ct Kt Maszyn Gorniczych Komag filed Critical Ct Kt Maszyn Gorniczych Komag
Publication of YU122684A publication Critical patent/YU122684A/xx

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
    • E21D23/04—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
    • E21D23/0004—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

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)
  • Fluid-Damping Devices (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Actuator (AREA)
  • Earth Drilling (AREA)
YU122684A 1983-07-16 1984-07-13 Supporting protective cladding for mines YU122684A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
PL24306583A PL139781B1 (en) 1983-07-16 1983-07-16 Shield-type roof supports
PL24449383A PL139959B1 (en) 1983-11-10 1983-11-10 Shield-type roof support
PL24453283A PL140157B1 (en) 1983-11-11 1983-11-11 Lemniscate type roof support
PL24563684A PL142149B1 (en) 1984-01-05 1984-01-05 Hydraulic system for shielded type roof supports

Publications (1)

Publication Number Publication Date
YU122684A true YU122684A (en) 1988-06-30

Family

ID=27484418

Family Applications (1)

Application Number Title Priority Date Filing Date
YU122684A YU122684A (en) 1983-07-16 1984-07-13 Supporting protective cladding for mines

Country Status (4)

Country Link
CS (1) CS543784A2 (de)
DE (2) DE3426179A1 (de)
HU (1) HU190935B (de)
YU (1) YU122684A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020068850A1 (en) 2018-09-24 2020-04-02 Joy Global Underground Mining Llc Roof support including extendable links

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2507263C2 (de) * 1975-02-20 1984-09-13 Johannes 4300 Essen Winkler Schildausbau mit Stabilisierungseinrichtung
DE2605068C3 (de) * 1976-02-10 1978-12-14 Thyssen Industrie Ag, 4300 Essen Kappen- und Bruchschildkonstruktion für ein Schildausbaugestell
DE2721381C3 (de) * 1977-05-12 1986-03-27 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit
DE2750852B1 (de) * 1977-11-14 1979-03-29 Hemscheidt Maschf Hermann Vorrichtung zum Stabilisieren der Hangendkappe eines hydraulischen Schreitausbaugestells
DE2743590A1 (de) * 1977-09-28 1979-04-05 Kloeckner Werke Ag Ausbaugestell
US4333694A (en) * 1980-11-18 1982-06-08 Textron Inc. Antifriction bearing with removable seal means
FR2540932B3 (fr) * 1983-02-16 1985-12-13 Bennes Marrel Pile de soutenement marchant, notamment pour les mines souterraines

Also Published As

Publication number Publication date
HUT37970A (en) 1986-03-28
HU190935B (en) 1986-12-28
DE3426179C2 (de) 1988-06-01
DE3448126C2 (en) 1988-10-13
DE3426179A1 (de) 1985-01-31
CS543784A2 (en) 1991-07-16

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