ZA849299B - Supporting frame - Google Patents

Supporting frame

Info

Publication number
ZA849299B
ZA849299B ZA849299A ZA849299A ZA849299B ZA 849299 B ZA849299 B ZA 849299B ZA 849299 A ZA849299 A ZA 849299A ZA 849299 A ZA849299 A ZA 849299A ZA 849299 B ZA849299 B ZA 849299B
Authority
ZA
South Africa
Prior art keywords
supporting frame
supporting
frame
Prior art date
Application number
ZA849299A
Other languages
English (en)
Inventor
Alfred Zitz
Karl Lerchbaum
Werner Toferer
Heinrich Sussenbeck
Original Assignee
Voest Alpine Ag
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 Voest Alpine Ag filed Critical Voest Alpine Ag
Publication of ZA849299B publication Critical patent/ZA849299B/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
    • E21D23/04—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
    • E21D23/0427—Shield operating devices; Hinges therefor
    • 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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0017—Pile type supports

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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Bridges Or Land Bridges (AREA)
  • Actuator (AREA)
  • Working Measures On Existing Buildindgs (AREA)
ZA849299A 1983-12-20 1984-11-28 Supporting frame ZA849299B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0445883A AT379215B (de) 1983-12-20 1983-12-20 Abstuetzbock

Publications (1)

Publication Number Publication Date
ZA849299B true ZA849299B (en) 1985-10-30

Family

ID=3564284

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA849299A ZA849299B (en) 1983-12-20 1984-11-28 Supporting frame

Country Status (8)

Country Link
US (1) US4613256A (fr)
AT (1) AT379215B (fr)
DE (1) DE3444187C2 (fr)
FR (1) FR2560284A1 (fr)
GB (1) GB2151684B (fr)
IN (1) IN161839B (fr)
SU (1) SU1450755A3 (fr)
ZA (1) ZA849299B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543060C1 (de) * 1985-12-05 1987-02-05 Hemscheidt Maschf Hermann Fahrbarer Unterstuetzungsaufbau
GB8722095D0 (en) * 1987-09-19 1987-10-28 Dowty Mining Equipment Ltd Mounting ancillary equipment
DE3923376C1 (en) * 1989-07-14 1990-07-05 Paurat Gmbh, 4223 Voerde, De Self propelling machine for mining coal - comprises platform supported by vertical hydraulic jacks and raking jacks
DE4010945B4 (de) * 1990-04-05 2005-04-07 Adam Opel Ag Elastische Dichtleiste
AT397286B (de) * 1990-09-26 1994-03-25 Voest Alpine Bergtechnik Abstützbock
US5584611A (en) * 1994-11-22 1996-12-17 Long-Airdox Roof support for underground excavations
CN103206232B (zh) * 2013-03-27 2015-02-11 山西东华机械有限公司 跟随掘进机同步预支护与锚护的装置
CN103147780B (zh) * 2013-03-27 2015-02-11 山西东华机械有限公司 预支护装置
US10710420B2 (en) * 2016-10-04 2020-07-14 Jack Akins Jackknife prevention device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657028A (en) * 1949-06-15 1953-10-27 Joy Mfg Co Walking jack
DE2557255C2 (de) * 1975-12-19 1984-07-26 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitende Ausbaueinheit, insbesondere für den Einsatz in mächtigen Flözen
DE2616964A1 (de) * 1976-04-17 1977-10-27 Hemscheidt Maschf Hermann Hydraulischer strebausbau
DE2622208C2 (de) * 1976-05-19 1983-10-20 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Ausbaubock
DE2622207C2 (de) * 1976-05-19 1981-09-17 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Schildausbaugestell
DE2750852B1 (de) * 1977-11-14 1979-03-29 Hemscheidt Maschf Hermann Vorrichtung zum Stabilisieren der Hangendkappe eines hydraulischen Schreitausbaugestells
DE2729564C2 (de) * 1977-06-30 1979-08-09 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Lemniskatenf ührung für hydraulische Schreitausbaugestelle
GB1600520A (en) * 1977-06-30 1981-10-14 Hemscheidt Maschf Hermann Hydraulic self-advancing roofsupport frame
AT350991B (de) * 1977-11-14 1979-06-25 Voest Ag Schildausbaugestell
DE2840835C2 (de) * 1978-09-20 1986-03-06 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Schildausbaugestell für untertägige Strebbetriebe
DE2901255C2 (de) * 1979-01-13 1983-01-05 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Schildausbaugestell
FR2461094A1 (fr) * 1979-07-06 1981-01-30 Charbonnages De France Portique de soutenement glissant
DE3004266A1 (de) * 1980-02-06 1981-08-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitende hydraulische ausbaueinheit mit lemniskatengetriebe
DE3012605A1 (de) * 1980-04-01 1981-10-15 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitendes hydraulisches ausbaugestell, insbesondere ausbaubock, mit lemniskatengetriebe

Also Published As

Publication number Publication date
FR2560284A1 (fr) 1985-08-30
AT379215B (de) 1985-12-10
DE3444187C2 (de) 1986-09-11
GB8430640D0 (en) 1985-01-16
US4613256A (en) 1986-09-23
ATA445883A (de) 1985-04-15
GB2151684A (en) 1985-07-24
GB2151684B (en) 1987-06-24
SU1450755A3 (ru) 1989-01-07
DE3444187A1 (de) 1985-06-27
IN161839B (fr) 1988-02-13

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