FR2497872B1 - DEVICE FOR HYDRAULIC POSITIONING OF THE STUDS OF A HYDRAULIC SUPPORT ASSEMBLY - Google Patents

DEVICE FOR HYDRAULIC POSITIONING OF THE STUDS OF A HYDRAULIC SUPPORT ASSEMBLY

Info

Publication number
FR2497872B1
FR2497872B1 FR8027269A FR8027269A FR2497872B1 FR 2497872 B1 FR2497872 B1 FR 2497872B1 FR 8027269 A FR8027269 A FR 8027269A FR 8027269 A FR8027269 A FR 8027269A FR 2497872 B1 FR2497872 B1 FR 2497872B1
Authority
FR
France
Prior art keywords
hydraulic
studs
support assembly
positioning
hydraulic support
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.)
Expired
Application number
FR8027269A
Other languages
French (fr)
Other versions
FR2497872A1 (en
Inventor
Pierre Deffontaine
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.)
ALSACE MINES POTASSE
Original Assignee
ALSACE MINES POTASSE
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 ALSACE MINES POTASSE filed Critical ALSACE MINES POTASSE
Priority to FR8027269A priority Critical patent/FR2497872B1/en
Priority to AT563881A priority patent/AT378240B/en
Priority to GB8200150A priority patent/GB2091331B/en
Priority to DE19823200280 priority patent/DE3200280A1/en
Priority to BR8200145A priority patent/BR8200145A/en
Priority to MA19575A priority patent/MA19370A1/en
Publication of FR2497872A1 publication Critical patent/FR2497872A1/en
Application granted granted Critical
Publication of FR2497872B1 publication Critical patent/FR2497872B1/en
Expired legal-status Critical Current

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)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Actuator (AREA)
  • Press Drives And Press Lines (AREA)
FR8027269A 1981-01-13 1981-01-13 DEVICE FOR HYDRAULIC POSITIONING OF THE STUDS OF A HYDRAULIC SUPPORT ASSEMBLY Expired FR2497872B1 (en)

Priority Applications (6)

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
AT563881A AT378240B (en) 1981-01-13 1981-12-30 HYDRAULIC DEVICE FOR POSITIONING STAMPS IN HYDRAULIC REMOVAL FRAME
GB8200150A GB2091331B (en) 1981-01-13 1982-01-05 Hydraulic positioning device for the props of a hydraulic supporting assembly
DE19823200280 DE3200280A1 (en) 1981-01-13 1982-01-07 HYDRAULIC DEVICE FOR POSITIONING PIT STAMP
BR8200145A BR8200145A (en) 1981-01-13 1982-01-12 HYDRAULIC PSOCIONING DEVICE OF THE STRETCHES OF A HYDRAULIC SUPPORT SET
MA19575A MA19370A1 (en) 1981-01-13 1982-01-12 Hydraulic positioning device for the stanchions of a hydraulic support assembly

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 (2)

Publication Number Publication Date
FR2497872A1 FR2497872A1 (en) 1982-07-16
FR2497872B1 true FR2497872B1 (en) 1986-03-28

Family

ID=9249370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8027269A Expired FR2497872B1 (en) 1981-01-13 1981-01-13 DEVICE FOR HYDRAULIC POSITIONING OF THE STUDS 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
GB2091331A (en) 1982-07-28
AT378240B (en) 1985-07-10
MA19370A1 (en) 1982-10-01
DE3200280A1 (en) 1982-09-09
GB2091331B (en) 1984-10-03
ATA563881A (en) 1984-11-15
BR8200145A (en) 1982-11-03
FR2497872A1 (en) 1982-07-16

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Legal Events

Date Code Title Description
ST Notification of lapse