MA19370A1 - Hydraulic positioning device for the stanchions of a hydraulic support assembly - Google Patents

Hydraulic positioning device for the stanchions of a hydraulic support assembly

Info

Publication number
MA19370A1
MA19370A1 MA19575A MA19575A MA19370A1 MA 19370 A1 MA19370 A1 MA 19370A1 MA 19575 A MA19575 A MA 19575A MA 19575 A MA19575 A MA 19575A MA 19370 A1 MA19370 A1 MA 19370A1
Authority
MA
Morocco
Prior art keywords
hydraulic
stanchions
positioning device
support assembly
hydraulic support
Prior art date
Application number
MA19575A
Other languages
French (fr)
Original Assignee
Mines Depotasse
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 Mines Depotasse filed Critical Mines Depotasse
Publication of MA19370A1 publication Critical patent/MA19370A1/en

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
    • E21D23/0418—Positioning devices and stabilizing means for the props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Actuator (AREA)
  • Press Drives And Press Lines (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
MA19575A 1981-01-13 1982-01-12 Hydraulic positioning device for the stanchions of a hydraulic support assembly MA19370A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8027269A FR2497872B1 (en) 1981-01-13 1981-01-13 DEVICE FOR HYDRAULIC POSITIONING OF THE STUDS OF A HYDRAULIC SUPPORT ASSEMBLY

Publications (1)

Publication Number Publication Date
MA19370A1 true MA19370A1 (en) 1982-10-01

Family

ID=9249370

Family Applications (1)

Application Number Title Priority Date Filing Date
MA19575A MA19370A1 (en) 1981-01-13 1982-01-12 Hydraulic positioning device for the stanchions of a hydraulic support assembly

Country Status (6)

Country Link
AT (1) AT378240B (en)
BR (1) BR8200145A (en)
DE (1) DE3200280A1 (en)
FR (1) FR2497872B1 (en)
GB (1) GB2091331B (en)
MA (1) MA19370A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102877873A (en) * 2012-09-29 2013-01-16 淮南矿业(集团)有限责任公司 Hydraulic support assembly device and hydraulic support assembly system
CN104088655A (en) * 2014-06-27 2014-10-08 枣庄矿业(集团)有限责任公司田陈煤矿 Hydraulic support loading centering platform
CN105134263B (en) * 2015-08-24 2020-01-21 长治市永华机械有限公司 Push type hydraulic support in-place machine
CN107387139B (en) * 2017-07-31 2020-01-10 淮南矿业(集团)有限责任公司 Downward dismantling process for large-inclination-angle retracting working surface support
CN114654211B (en) * 2022-05-07 2022-11-01 湖南超誉科技有限公司 LED lamp bead assembling equipment

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1313208A (en) * 1961-11-14 1962-12-28 Lorraine Houilleres Supporting device walking
FR1427549A (en) * 1965-03-31 1966-02-04 Gullick Ltd Improvements made to mine roof supports and similar
AT252848B (en) * 1965-06-15 1967-03-10 Oesterr Alpine Montan Extension frame for pits
DE1257720B (en) * 1966-02-17 1968-01-04 Bergwerksverband Gmbh Control for a moving extension frame
FR1482230A (en) * 1966-04-15 1967-05-26 Bennes Marrel Improvements to support struts for mines
GB1291435A (en) * 1968-11-05 1972-10-04 Gullick Dobson Ltd Improvements in or relating to advancing mine roof supports
DE2030541C3 (en) * 1970-06-20 1979-01-04 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Mechanically relocatable hydraulic expansion
GB1384054A (en) * 1971-03-30 1975-02-19 Dowty Mining Equipment Ltd Mine roof support
AT310114B (en) * 1971-12-14 1973-09-25 Oesterr Alpine Montan Device for straightening the stamp of an expansion frame
FR2213410B1 (en) * 1972-11-03 1975-03-14 Bennes Marrel
GB1546630A (en) * 1976-12-29 1979-05-23 Fletcher Sutcliffe Wild Ltd Mine roof supports
DE2721381C3 (en) * 1977-05-12 1986-03-27 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Device for stabilizing a hydraulic expansion unit
DE2749142C2 (en) * 1977-11-03 1985-01-24 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Punch straightening device
DE2910569C3 (en) * 1979-03-17 1981-11-12 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Alignment device for the stamps of a walking frame

Also Published As

Publication number Publication date
AT378240B (en) 1985-07-10
FR2497872A1 (en) 1982-07-16
BR8200145A (en) 1982-11-03
FR2497872B1 (en) 1986-03-28
GB2091331B (en) 1984-10-03
DE3200280A1 (en) 1982-09-09
ATA563881A (en) 1984-11-15
GB2091331A (en) 1982-07-28

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