DE3426179A1 - Stuetzenschutzbergbauausbau - Google Patents

Stuetzenschutzbergbauausbau

Info

Publication number
DE3426179A1
DE3426179A1 DE19843426179 DE3426179A DE3426179A1 DE 3426179 A1 DE3426179 A1 DE 3426179A1 DE 19843426179 DE19843426179 DE 19843426179 DE 3426179 A DE3426179 A DE 3426179A DE 3426179 A1 DE3426179 A1 DE 3426179A1
Authority
DE
Germany
Prior art keywords
cap
connector
strut
lever
protection
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
DE19843426179
Other languages
German (de)
English (en)
Other versions
DE3426179C2 (enExample
Inventor
Rudolf Korbel
Józef Gliwice Maciejczyk
Kornel Olender
Jan Pacha
Stanislaw Romanowicz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CT KT MASZYN GORNICZYCH KOMAG
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 DE3426179A1 publication Critical patent/DE3426179A1/de
Application granted granted Critical
Publication of DE3426179C2 publication Critical patent/DE3426179C2/de
Granted legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0004Mine 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
    • E21D23/0034Mine 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
    • E21D23/0043Mine 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)
  • Actuator (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Earth Drilling (AREA)
DE19843426179 1983-07-16 1984-07-16 Stuetzenschutzbergbauausbau Granted DE3426179A1 (de)

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 (2)

Publication Number Publication Date
DE3426179A1 true DE3426179A1 (de) 1985-01-31
DE3426179C2 DE3426179C2 (enExample) 1988-06-01

Family

ID=27484418

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19843426179 Granted DE3426179A1 (de) 1983-07-16 1984-07-16 Stuetzenschutzbergbauausbau
DE19843448126 Expired DE3448126C2 (en) 1983-07-16 1984-07-16 Shield-type support assembly for underground mining

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19843448126 Expired DE3448126C2 (en) 1983-07-16 1984-07-16 Shield-type support assembly for underground mining

Country Status (4)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11655711B2 (en) 2018-09-24 2023-05-23 Joy Global Underground Mining Llc Roof support including extendable links
CN117145550A (zh) * 2023-10-08 2023-12-01 西安科技大学 一种适用于大倾角煤层伪俯斜开采的液压支架

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2507263A1 (de) * 1975-02-20 1976-09-09 Johannes Winkler Schildausbau mit kappenlenkvorrichtung
DE2605068A1 (de) * 1976-02-10 1977-08-11 Thyssen Industrie Kappen- und schildkonstruktion fuer einen ausbauschild in floezartigen lagerstaetten
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
DE2721381B2 (de) * 1977-05-12 1979-09-20 Kloeckner-Werke Ag, 4100 Duisburg Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit
GB2087983A (en) * 1980-11-18 1982-06-03 Textron Inc Antifriction bearing with removable seal means
DE3404879A1 (de) * 1983-02-16 1984-08-16 Marrel, Bennes, Andrezieux Boutheon / Loire Ausbauschild fuer den untertagebau

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2507263A1 (de) * 1975-02-20 1976-09-09 Johannes Winkler Schildausbau mit kappenlenkvorrichtung
DE2605068A1 (de) * 1976-02-10 1977-08-11 Thyssen Industrie Kappen- und schildkonstruktion fuer einen ausbauschild in floezartigen lagerstaetten
DE2721381B2 (de) * 1977-05-12 1979-09-20 Kloeckner-Werke Ag, 4100 Duisburg Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit
DE2743590A1 (de) * 1977-09-28 1979-04-05 Kloeckner Werke Ag Ausbaugestell
DE2750852B1 (de) 1977-11-14 1979-03-29 Hemscheidt Maschf Hermann Vorrichtung zum Stabilisieren der Hangendkappe eines hydraulischen Schreitausbaugestells
GB2087983A (en) * 1980-11-18 1982-06-03 Textron Inc Antifriction bearing with removable seal means
DE3404879A1 (de) * 1983-02-16 1984-08-16 Marrel, Bennes, Andrezieux Boutheon / Loire Ausbauschild fuer den untertagebau

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11655711B2 (en) 2018-09-24 2023-05-23 Joy Global Underground Mining Llc Roof support including extendable links
CN117145550A (zh) * 2023-10-08 2023-12-01 西安科技大学 一种适用于大倾角煤层伪俯斜开采的液压支架

Also Published As

Publication number Publication date
DE3448126C2 (en) 1988-10-13
HU190935B (en) 1986-12-28
YU122684A (en) 1988-06-30
DE3426179C2 (enExample) 1988-06-01
HUT37970A (en) 1986-03-28
CS543784A2 (en) 1991-07-16

Similar Documents

Publication Publication Date Title
DE2914499C3 (de) Einrichtung für das Ausbauen einer Strecke oder eines Tunnels
DE1302918C2 (de) Wandernder strebausbau
DE3218631C2 (enExample)
WO1984004127A1 (en) Self propelled scaffold for buildings, cable tensioner and method for building and/or maintaining high buildings
DE1220816B (de) Unter Last rueckbarer Grubenausbau mit einer Reihe nebeneinander angeordneten Ausbaurahmen
DE3426179A1 (de) Stuetzenschutzbergbauausbau
DE2927372A1 (de) Stanzmaschine zum stanzen von loechern in metallbleche
DE2832875C2 (de) Hydraulische Steuerung für eine an der Kappe oder am Bruchschild eines Ausbaugliedes einseitig angeordnete Spaltabdeck- und Ausrichtvorrichtung
DE2213029A1 (de) Vorrichtung zum Befestigen eines Skistiefels auf einem Ski
DE1758675B1 (de) Wandernder hydraulischer Strebausbau
DE69504416T2 (de) Mechanische Vorrichtung für ein Ausstossgerät mit einem beweglichen Kolben für Hin- und Herbewegung
DE2147803A1 (enExample)
DE3324585A1 (de) Strebausbaugestell
DE2153496C3 (de) Schreitendes Strebausbaugestell
DE2507263A1 (de) Schildausbau mit kappenlenkvorrichtung
DE102007049604B4 (de) Ventilanordnung
DE3131607A1 (de) Schildausbaugestell
DE2714923C2 (de) Kappenverbindung für schreitenden Streckenausbau
DE1483936B1 (de) Grubenausbaurahmen bzw. ausbaubock, insbesondere fuer mechanische abbaubetriebe
DE2500150A1 (de) Grundrahmen fuer schreitendes ausbauelement
DE1458679C3 (de) Wandernder Ausbau für den untertägigen Grubenbetrieb
DE2906775A1 (de) Schreitender ausbau
DE2933880C2 (enExample)
DE1758675C (de) Wandernder hydraulischer Strebausbau
DE3313461C1 (de) Anlage zur druckdichten Befestigung eines Rohres in einem Rohrboden mit Hilfe einer Druckflüssigkeit

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8172 Supplementary division/partition in:

Ref country code: DE

Ref document number: 3448126

Format of ref document f/p: P

Q171 Divided out to:

Ref country code: DE

Ref document number: 3448126

8120 Willingness to grant licences paragraph 23
AH Division in

Ref country code: DE

Ref document number: 3448126

Format of ref document f/p: P

D2 Grant after examination
AH Division in

Ref country code: DE

Ref document number: 3448126

Format of ref document f/p: P

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee