ES425435A1 - Un caballete de entibacion de escudo. - Google Patents

Un caballete de entibacion de escudo.

Info

Publication number
ES425435A1
ES425435A1 ES425435A ES425435A ES425435A1 ES 425435 A1 ES425435 A1 ES 425435A1 ES 425435 A ES425435 A ES 425435A ES 425435 A ES425435 A ES 425435A ES 425435 A1 ES425435 A1 ES 425435A1
Authority
ES
Spain
Prior art keywords
shield
main wall
floor sill
sill
thrust member
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
ES425435A
Other languages
English (en)
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 ES425435A1 publication Critical patent/ES425435A1/es
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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 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
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
ES425435A 1973-04-19 1974-04-17 Un caballete de entibacion de escudo. Expired ES425435A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2319909A DE2319909C2 (de) 1973-04-19 1973-04-19 Schildausbaugestell mit seitlich ausstellbarer Abstütz- und Verzugseinrichtung

Publications (1)

Publication Number Publication Date
ES425435A1 true ES425435A1 (es) 1976-06-01

Family

ID=5878637

Family Applications (1)

Application Number Title Priority Date Filing Date
ES425435A Expired ES425435A1 (es) 1973-04-19 1974-04-17 Un caballete de entibacion de escudo.

Country Status (12)

Country Link
US (1) US3911686A (de)
JP (1) JPS5743720B2 (de)
BE (1) BE812443A (de)
CA (1) CA990959A (de)
CS (1) CS208168B2 (de)
DE (1) DE2319909C2 (de)
ES (1) ES425435A1 (de)
FR (1) FR2226550B1 (de)
GB (1) GB1470436A (de)
HU (1) HU169525B (de)
PL (1) PL90458B1 (de)
SU (1) SU588930A3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1516637A (en) * 1974-11-23 1978-07-05 Gullick Dobson Ltd Mine roof supports
DE2525034C2 (de) * 1975-06-05 1981-01-08 Becorit Grubenausbau Gmbh, 4350 Recklinghausen Kappe für Strebausbauelemente
GB1494284A (en) * 1975-07-19 1977-12-07 Gullick Dobson Ltd Self-advancing mine roof supports
AT337639B (de) * 1975-09-26 1977-07-11 Voest Alpine Montan Ag Schildausbau
DE2744992C2 (de) * 1977-10-06 1989-09-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitwerk für einen Schild- oder Bockausbau u.dgl.
DE2853050C2 (de) * 1978-12-08 1985-10-03 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Seitliche Abdichtungsvorrichtung für einen Ausbaurahmen im untertägigen Bergbau
US4432673A (en) * 1981-04-25 1984-02-21 Dowty Mining Equipment Limited Mine roof support
DE19953526B4 (de) * 1999-11-05 2008-05-29 Dbt Gmbh Ausbaugestell für große Flözmächtigkeiten mit einer gesteuerten Spaltabdichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1302918C2 (de) * 1965-10-02 1975-04-24 Gewerkschaft Eisenhütte Westfalia, 4628 Altlünen Wandernder strebausbau
GB1160513A (en) * 1966-03-04 1969-08-06 Karl Maria Groetschel Improvements relating to Roof Supports for Mine Workings.
DE1277789B (de) * 1967-01-13 1968-09-19 Gewerk Eisenhuette Westfalia Hydraulisch wanderndes Ausbaugestell
DE1948280A1 (de) * 1969-09-24 1971-04-01 Krampe & Co Verzug fuer den wandernden Strebausbau
HU162717B (de) * 1971-03-05 1973-04-28
DE2128023B2 (de) * 1971-06-05 1974-04-18 Kloeckner-Werke Ag, 4100 Duisburg Wandernder Strebausbau mit nebeneinander angeordneten Ausbauschilden
US3728863A (en) * 1971-09-14 1973-04-24 Gewerk Eisenhuette Westfalia Mine roof support assemblies
US3837170A (en) * 1972-03-06 1974-09-24 Banyaszati Kutato Intezet Sealing and position rectifying mechanism for shield supports

Also Published As

Publication number Publication date
BE812443A (fr) 1974-07-15
DE2319909C2 (de) 1982-07-01
FR2226550B1 (de) 1982-10-01
CS208168B2 (en) 1981-08-31
JPS5014127A (de) 1975-02-14
HU169525B (de) 1976-12-28
DE2319909A1 (de) 1974-11-07
GB1470436A (en) 1977-04-14
CA990959A (en) 1976-06-15
PL90458B1 (de) 1977-01-31
SU588930A3 (ru) 1978-01-15
JPS5743720B2 (de) 1982-09-16
FR2226550A1 (de) 1974-11-15
US3911686A (en) 1975-10-14
AU6752774A (en) 1975-10-09

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