ES326458A1 - A disposition of heads for hydraulic frames of sliding entibation. (Machine-translation by Google Translate, not legally binding) - Google Patents

A disposition of heads for hydraulic frames of sliding entibation. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES326458A1
ES326458A1 ES0326458A ES326458A ES326458A1 ES 326458 A1 ES326458 A1 ES 326458A1 ES 0326458 A ES0326458 A ES 0326458A ES 326458 A ES326458 A ES 326458A ES 326458 A1 ES326458 A1 ES 326458A1
Authority
ES
Spain
Prior art keywords
heads
translation
sliding
machine
legally binding
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
ES0326458A
Other languages
Spanish (es)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of ES326458A1 publication Critical patent/ES326458A1/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/082—Cap joints for obtaining a coal-face free of pit-props of sliding type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/0206—Hydraulically operated extension devices
    • 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
    • E21D23/063—Retractable cantilever extensions therefor

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)
  • Bridges Or Land Bridges (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Door And Window Frames Mounted To Openings (AREA)
  • Soil Working Implements (AREA)

Abstract

An arrangement of heads for hydraulic sliding shoring frames, equipped with advancement heads, characterized in that the advancing head is driven on the upper side of the front head in a sliding manner in the longitudinal direction thereof, and in any position is always imprisoned with part of its length between the front head and the roof. (Machine-translation by Google Translate, not legally binding)
ES0326458A 1965-05-08 1966-05-07 A disposition of heads for hydraulic frames of sliding entibation. (Machine-translation by Google Translate, not legally binding) Expired ES326458A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG43547A DE1221177B (en) 1965-05-08 1965-05-08 Cap pull for retractable hydraulic support frames with front peg caps

Publications (1)

Publication Number Publication Date
ES326458A1 true ES326458A1 (en) 1967-03-01

Family

ID=7127212

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0326458A Expired ES326458A1 (en) 1965-05-08 1966-05-07 A disposition of heads for hydraulic frames of sliding entibation. (Machine-translation by Google Translate, not legally binding)

Country Status (6)

Country Link
US (1) US3312071A (en)
BE (1) BE680651A (en)
DE (1) DE1221177B (en)
ES (1) ES326458A1 (en)
GB (1) GB1136275A (en)
NL (1) NL6606009A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1483910B1 (en) * 1966-11-16 1969-11-06 Groetschel Dipl Ing Karl M Traveling extension unit in the form of a three-man team
DE7033832U (en) * 1970-09-11 1971-01-28 Gewerk Eisenhuette Westfalia HINGED CAP FOR HIKING EXTENSION OF MOUNTAIN MINE EXTRACTIONS.
GB1329125A (en) * 1970-12-02 1973-09-05 Gullick Dobson Ltd Mine roof supports
DE2105795A1 (en) * 1971-02-08 1972-10-05 Hermann Hemscheidt, Maschinenfabrik, 5600 Wuppertal Articulated connection for caps of hydraulic support
US3877234A (en) * 1973-05-04 1975-04-15 Banyaszati Kutato Intezet Advanceable shield support
FR2302411A1 (en) * 1975-02-27 1976-09-24 Lorraine Houilleres SUPPORT TELESCOPIC HAT
GB1502131A (en) * 1975-05-22 1978-02-22 Fletcher Sutcliffe Wild Ltd Mine roof supports

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE900508C (en) * 1950-05-26 1953-12-28 Daimler Benz Ag Control device for fuel injection pumps
DE915206C (en) * 1951-11-28 1954-08-09 Alois Schubert Brush with insertable bristle holder
DE1164351B (en) * 1954-09-10 1964-03-05 Hansjoachim Von Hippel Dr Ing Vorpfaendkappe for stamp removal
DE1182188B (en) * 1956-06-05 1964-11-26 Hoesch Ag Vorpfaendeinrichtung
FR1176512A (en) * 1956-06-05 1959-04-13 Hoesch Westfalenhuette Ag Timbering device
FR1167165A (en) * 1957-02-22 1958-11-21 Mining stand
US3216202A (en) * 1962-11-09 1965-11-09 Gullick Ltd Roof supporting means for mines

Also Published As

Publication number Publication date
US3312071A (en) 1967-04-04
DE1221177B (en) 1966-07-21
NL6606009A (en) 1966-11-10
BE680651A (en) 1966-11-07
GB1136275A (en) 1968-12-11

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