PL212293A1 - Hydrauliczny uklad sterowania dla urzadzen urabiajacych mineraly,zwlaszcza zespolu struga slizgowego - Google Patents

Hydrauliczny uklad sterowania dla urzadzen urabiajacych mineraly,zwlaszcza zespolu struga slizgowego

Info

Publication number
PL212293A1
PL212293A1 PL21229378A PL21229378A PL212293A1 PL 212293 A1 PL212293 A1 PL 212293A1 PL 21229378 A PL21229378 A PL 21229378A PL 21229378 A PL21229378 A PL 21229378A PL 212293 A1 PL212293 A1 PL 212293A1
Authority
PL
Poland
Prior art keywords
minerals
control system
hydraulic control
sliding plane
sliding
Prior art date
Application number
PL21229378A
Other languages
English (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 PL212293A1 publication Critical patent/PL212293A1/pl

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
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/04—Distributing means for power supply in mines
    • E21F17/08—Distributing hydraulic power; Pipe networks for hydraulic liquid

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)
  • Fluid-Pressure Circuits (AREA)
  • Pipeline Systems (AREA)
PL21229378A 1977-12-31 1978-12-29 Hydrauliczny uklad sterowania dla urzadzen urabiajacych mineraly,zwlaszcza zespolu struga slizgowego PL212293A1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2759223A DE2759223C2 (de) 1977-12-31 1977-12-31 Hydraulisches Leitungssystem für eine untertägige Mineralgewinnungsanlage, insbesondere Gleithobelanlage

Publications (1)

Publication Number Publication Date
PL212293A1 true PL212293A1 (pl) 1979-10-08

Family

ID=6027912

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21229378A PL212293A1 (pl) 1977-12-31 1978-12-29 Hydrauliczny uklad sterowania dla urzadzen urabiajacych mineraly,zwlaszcza zespolu struga slizgowego

Country Status (6)

Country Link
US (1) US4247226A (pl)
BE (1) BE873075A (pl)
DE (1) DE2759223C2 (pl)
FR (1) FR2413539A1 (pl)
GB (1) GB2011516B (pl)
PL (1) PL212293A1 (pl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042749C2 (de) 1980-11-13 1983-06-01 Bergwerksverband Gmbh, 4300 Essen Verfahren zur Steuerung von Schildausbau
GB2115047B (en) * 1982-02-03 1985-06-19 Dowty Mining Equipment Ltd Mine roof support system
DE3346926A1 (de) * 1983-12-24 1985-07-25 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische steuereinrichtungen fuer schreitzylinder
DE4243289C1 (de) * 1992-12-21 1994-02-17 Hemscheidt Maschf Hermann Steuergerät für ein hydraulisches Schreitausbaugestell
DE10116916B4 (de) * 2001-04-05 2004-05-13 Rag Ag Verfahren und Vorrichtung zur Erhöhung der Stempelkräfte bei untertägigen Ausbaueinheiten
AU2019369238B2 (en) 2018-10-29 2025-08-28 Joy Global Underground Mining Llc Roof support connector

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246576A (en) * 1960-10-07 1966-04-19 Coal Industry Patents Ltd Mine roof supports
GB1038262A (en) * 1964-02-04 1966-08-10 Gullick Ltd Improvements in or relating to advancing hydraulic mine roof and like supports
GB1095112A (en) * 1964-08-31 1967-12-13 Electro Hydraulics Ltd Advancing roof supports
US3606758A (en) * 1968-02-28 1971-09-21 Bergwerksverband Gmbh Hydraulic pit prop arrangements
DE2106444C3 (de) * 1971-02-11 1985-04-18 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulischer Antrieb für eine Bergbau-Gewinnungsmaschine sowie dieser Gewinnungsmaschine zugeordnete hydraulisch betriebene Verbraucher
DE2440211C2 (de) * 1974-08-22 1986-01-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Rückeinrichtung zum Rücken einer Hobelführung od.dgl.

Also Published As

Publication number Publication date
US4247226A (en) 1981-01-27
FR2413539A1 (fr) 1979-07-27
GB2011516A (en) 1979-07-11
DE2759223C2 (de) 1983-01-05
FR2413539B1 (pl) 1982-12-17
GB2011516B (en) 1982-11-10
BE873075A (fr) 1979-04-17
DE2759223A1 (de) 1979-07-12

Similar Documents

Publication Publication Date Title
IT7821382A0 (it) Comando idraulico.
SE7806573L (sv) Styrsystem for vexellada
NL184492C (nl) Beveiligingsstelsel.
NL7800844A (nl) Bypass - doorspoelsysteem.
NL7805043A (nl) Meersysteem.
IT8023004A0 (it) Apparato idraulico di perforazione.
BE838996A (nl) Hydraulisch overbrenginsregelsysteem
NL7801335A (nl) Draaibaar afsluitsysteem.
NL7804655A (nl) Onderzoekinrichting.
ES491627A0 (es) Dispositivo de mando hidraulico.
ATE18289T1 (de) Hydraulische steuervorrichtung.
IT7920468A0 (it) Dispositivo di comando idraulico.
NL7802584A (nl) Antennestelsel.
PL212293A1 (pl) Hydrauliczny uklad sterowania dla urzadzen urabiajacych mineraly,zwlaszcza zespolu struga slizgowego
NL7810902A (nl) Regelrem.
NO144952C (no) Flygestyresystem.
IT7825676A0 (it) Dispositivo di controllo.
NO780920L (no) Styresystem.
DK460977A (da) Hydraulisk styresystem
NO780630L (no) Fordelt styringssystem.
ES233809Y (es) Dispositivo de control electromagnetico.
IT7822449A0 (it) Dispositivo di comando ad azionamento idraulico.
SE403094B (sv) Hydrauliskt system, serskilt for drift av hissar
IT7825745A0 (it) Servo-freno idraulico.
NL7812521A (nl) Facsimilestelsel.