ZA79511B - Control unit for hydraulic consumers in an underground mine roof support system - Google Patents

Control unit for hydraulic consumers in an underground mine roof support system

Info

Publication number
ZA79511B
ZA79511B ZA79511A ZA79511A ZA79511B ZA 79511 B ZA79511 B ZA 79511B ZA 79511 A ZA79511 A ZA 79511A ZA 79511 A ZA79511 A ZA 79511A ZA 79511 B ZA79511 B ZA 79511B
Authority
ZA
South Africa
Prior art keywords
control unit
support system
roof support
mine roof
underground mine
Prior art date
Application number
ZA79511A
Other languages
English (en)
Inventor
E Nerlich
Original Assignee
Bochumer Eisen Heintzmann
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 Bochumer Eisen Heintzmann filed Critical Bochumer Eisen Heintzmann
Publication of ZA79511B publication Critical patent/ZA79511B/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
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices

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)
  • Supports For Pipes And Cables (AREA)
  • Fluid-Pressure Circuits (AREA)
ZA79511A 1978-02-22 1979-02-06 Control unit for hydraulic consumers in an underground mine roof support system ZA79511B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2807431A DE2807431C2 (de) 1978-02-22 1978-02-22 Steuereinrichtung für die mit einem hydraulischen Arbeitsmedium beaufschlagbaren Verbraucher eines Ausbaugestells im untertägigen Grubenausbau

Publications (1)

Publication Number Publication Date
ZA79511B true ZA79511B (en) 1980-10-29

Family

ID=6032564

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA79511A ZA79511B (en) 1978-02-22 1979-02-06 Control unit for hydraulic consumers in an underground mine roof support system

Country Status (6)

Country Link
US (1) US4225271A (xx)
DE (1) DE2807431C2 (xx)
ES (1) ES477595A1 (xx)
GB (1) GB2015067B (xx)
PL (1) PL213588A1 (xx)
ZA (1) ZA79511B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024116C2 (de) * 1980-06-27 1985-02-14 Thyssen Industrie Ag, 4300 Essen Steuereinrichtung für Schreitausbau des untertägigen Bergbaus
GB2205346A (en) * 1987-05-23 1988-12-07 Gullick Dobson Ltd Control system for mine roof support
DE4243289C1 (de) * 1992-12-21 1994-02-17 Hemscheidt Maschf Hermann Steuergerät für ein hydraulisches Schreitausbaugestell

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023125A (en) * 1963-07-22 1966-03-16 Dowty Mining Equipment Ltd Mining apparatus
DE6905530U (de) * 1969-02-12 1970-06-18 Wild & Co Ltd Ag Wandernder stahlausbaurahmen
DE6912557U (de) * 1969-03-27 1969-07-31 Bergwerksverband Gmbh Vorrichtung fuer ein druckmittel fuehrende anlagen zum anschliessen eines buendels von einzelschlaeuchen an eine mehrzahl weiterfuehrender leitungen
DE7013582U (de) * 1970-04-14 1970-09-10 Hemscheidt Maschf Hermann Schreitende ausbaueinheit mit steuervorrichtung.
SU797601A3 (ru) * 1970-08-04 1981-01-15 Геверкшафт Эйзенхютте Вестфалия (Фирма) Гидравлическое устройство дл управ-лЕНи пЕРЕдВигАЕМыХ СЕКций КРЕпи ВшАХТАХ
DE2220452C3 (de) * 1972-04-26 1980-03-20 Kloeckner-Werke Ag, 4100 Duisburg Rückzylinder für Strebförderer mit einer eingebauten Dosiervorrichtung zur Hubbegrenzung
DE2623031C2 (de) * 1976-05-22 1978-07-06 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Anordnung eines Druckknopf-Steuergerätes für hydraulischen Schreitausbau
DE2640185C3 (de) * 1976-09-07 1986-07-10 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Mehrfachsteuergerät für hydraulischen Schreitausbau

Also Published As

Publication number Publication date
US4225271A (en) 1980-09-30
DE2807431B1 (de) 1979-08-16
GB2015067A (en) 1979-09-05
GB2015067B (en) 1982-07-14
DE2807431C2 (de) 1986-10-23
PL213588A1 (pl) 1979-11-19
ES477595A1 (es) 1979-06-16

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