ATA496875A - SHIELD REMOVAL UNIT FOR UNDERGROUND OPERATION IN MINING - Google Patents

SHIELD REMOVAL UNIT FOR UNDERGROUND OPERATION IN MINING

Info

Publication number
ATA496875A
ATA496875A AT496875A AT496875A ATA496875A AT A496875 A ATA496875 A AT A496875A AT 496875 A AT496875 A AT 496875A AT 496875 A AT496875 A AT 496875A AT A496875 A ATA496875 A AT A496875A
Authority
AT
Austria
Prior art keywords
mining
removal unit
underground operation
shield removal
shield
Prior art date
Application number
AT496875A
Other languages
German (de)
Other versions
AT343578B (en
Original Assignee
Winkler Johannes
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
Priority claimed from DE19742431740 external-priority patent/DE2431740B2/en
Application filed by Winkler Johannes filed Critical Winkler Johannes
Priority to DE19762627724 priority Critical patent/DE2627724A1/en
Publication of ATA496875A publication Critical patent/ATA496875A/en
Application granted granted Critical
Publication of AT343578B publication Critical patent/AT343578B/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
    • E21D23/0004—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
    • E21D23/0034—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 comprising a goaf shield articulated to a base member
    • E21D23/0039—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 comprising a goaf shield articulated to a base member and supported by a strut or by a row of struts parallel to 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
    • E21D23/04—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
    • 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
    • E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement

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)
  • Body Structure For Vehicles (AREA)
  • Steering Controls (AREA)
AT496875A 1974-07-02 1975-06-27 SHIELD REMOVAL UNIT FOR UNDERGROUND OPERATION IN MINING AT343578B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19762627724 DE2627724A1 (en) 1975-06-27 1976-06-21 Powered mine support with linkage - has scissor linkage rods hinged to floor bar and rear end joint sliding on these at second ends

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742431740 DE2431740B2 (en) 1974-07-02 1974-07-02 Shield support for underground mining
DE19742447429 DE2447429A1 (en) 1974-07-02 1974-10-04 Mine shield support with roofbar - roofbar forepoled off telescopic powered beam with joint on waste shield

Publications (2)

Publication Number Publication Date
ATA496875A true ATA496875A (en) 1977-10-15
AT343578B AT343578B (en) 1978-06-12

Family

ID=25767349

Family Applications (1)

Application Number Title Priority Date Filing Date
AT496875A AT343578B (en) 1974-07-02 1975-06-27 SHIELD REMOVAL UNIT FOR UNDERGROUND OPERATION IN MINING

Country Status (3)

Country Link
AT (1) AT343578B (en)
DE (1) DE2447429A1 (en)
PL (1) PL108803B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1581336A (en) * 1976-07-07 1980-12-10 Dowty Mining Equipment Ltd Mine roof support
DE2840835C2 (en) * 1978-09-20 1986-03-06 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Shield support frame for underground longwall mining
GB2136040B (en) * 1983-03-08 1986-06-11 Dobson Park Ind Pivotal linkage of a mine roof support
GB2154269B (en) * 1984-02-14 1987-01-28 Dowty Mining Equipment Ltd Shield supports suitable for use in mines
PL175227B1 (en) * 1995-01-23 1998-11-30 Maszyn Glinik Sa Fab Mine roof supports
CN103104273B (en) * 2012-11-29 2016-03-23 卡特彼勒（郑州）有限公司 After a kind of, back timber multi-pace fills hydraulic support

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1503990A (en) * 1966-10-11 1967-12-01 Bennes Marrel Improvements to support piles, especially for mines or underground work sites
DE1937308C3 (en) * 1969-07-23 1983-12-15 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Shield support element
GB1358541A (en) * 1970-10-02 1974-07-03 Dowty Mining Equipment Ltd Mine roof supports
FR2154595B1 (en) * 1971-09-28 1980-04-18 Banyaszati Kutato Intezet
DE2159535C3 (en) * 1971-12-01 1979-01-04 Thyssen Industrie Ag, 4300 Essen Shield support frame
DE2206880B1 (en) * 1972-02-14 1973-05-10 Hermann Hemscheidt, Maschinenfabrik, 5600 Wuppertal HYDRAULIC SHIELD REMOVAL UNIT
DE2322999C2 (en) * 1973-05-08 1974-10-10 Bochumer Eisenhuette Heintzmann & Co, 4630 Bochum Shield-like support frame for underground long-front mining operations

Also Published As

Publication number Publication date
DE2447429A1 (en) 1976-04-08
PL108803B1 (en) 1980-04-30
AT343578B (en) 1978-06-12

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