SU730314A3 - Устройство дл передвижки конвейера струговой установки - Google Patents

Устройство дл передвижки конвейера струговой установки Download PDF

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Publication number
SU730314A3
SU730314A3 SU731922981A SU1922981A SU730314A3 SU 730314 A3 SU730314 A3 SU 730314A3 SU 731922981 A SU731922981 A SU 731922981A SU 1922981 A SU1922981 A SU 1922981A SU 730314 A3 SU730314 A3 SU 730314A3
Authority
SU
USSR - Soviet Union
Prior art keywords
valve
chamber
line
rams
fluid
Prior art date
Application number
SU731922981A
Other languages
English (en)
Russian (ru)
Inventor
Гриссбах Ханс-Теодор
Original Assignee
Геверкшафт Эйзенхютте Вестфалия (Фирма)
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 Геверкшафт Эйзенхютте Вестфалия (Фирма) filed Critical Геверкшафт Эйзенхютте Вестфалия (Фирма)
Application granted granted Critical
Publication of SU730314A3 publication Critical patent/SU730314A3/ru

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/08—Guiding the machine
    • E21C35/12—Guiding the machine along a conveyor for the cut material
    • E21C35/14—Equipment for pressing the conveyor towards 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
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control
    • 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
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086—Armoured conveyors shifting 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)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Conveyors (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
SU731922981A 1972-11-29 1973-05-29 Устройство дл передвижки конвейера струговой установки SU730314A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722258423 DE2258423C3 (de) 1972-11-29 1972-11-29 Einrichtung zum Rücken der Führung einer Gewinnungsmaschine o.dgl. für Bergbau-Gewinnungsbetriebe, mit dosierter Beaufschlagung der Rückzylinder

Publications (1)

Publication Number Publication Date
SU730314A3 true SU730314A3 (ru) 1980-04-25

Family

ID=5863023

Family Applications (1)

Application Number Title Priority Date Filing Date
SU731922981A SU730314A3 (ru) 1972-11-29 1973-05-29 Устройство дл передвижки конвейера струговой установки

Country Status (7)

Country Link
BE (1) BE801901A (cs)
CS (1) CS237305B2 (cs)
DE (1) DE2258423C3 (cs)
FR (1) FR2208045B1 (cs)
GB (1) GB1454530A (cs)
PL (1) PL91238B1 (cs)
SU (1) SU730314A3 (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2606394C2 (de) * 1976-02-18 1984-12-20 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hobelandrucksteuerung für eine Bergbau-Gewinnungsanlage
DE3110220A1 (de) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische, insbesondere elektro-hydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1160451A (en) 1966-02-22 1969-08-06 Coal Industry Patents Ltd Fixed Increment Advance of Face Conveyors
DE1483957C3 (de) 1966-06-18 1978-12-14 Gewerkschaft Eisenhuette Westfalia, 4628 Altluenen Rückeinrichtung für einen Strebförderer oder eine Führungsschiene mit daran geführter Gewinnungsmaschine
DE2008287A1 (de) 1970-02-23 1971-09-09 Maschinenfabrik Gluckauf Günther Klerner, 4650 Gelsenkirchen Ruckeinrichtung einschließlich Steuerung fur eine Kohlenhobelfuhrung

Also Published As

Publication number Publication date
CS386073A2 (en) 1984-12-14
BE801901A (fr) 1973-11-05
DE2258423C3 (de) 1980-11-13
DE2258423A1 (de) 1974-05-30
FR2208045A1 (cs) 1974-06-21
DE2258423B2 (de) 1980-03-27
GB1454530A (en) 1976-11-03
FR2208045B1 (cs) 1977-02-11
CS237305B2 (en) 1985-07-16
PL91238B1 (cs) 1977-02-28

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