FR2226550B1 - - Google Patents

Info

Publication number
FR2226550B1
FR2226550B1 FR7406292A FR7406292A FR2226550B1 FR 2226550 B1 FR2226550 B1 FR 2226550B1 FR 7406292 A FR7406292 A FR 7406292A FR 7406292 A FR7406292 A FR 7406292A FR 2226550 B1 FR2226550 B1 FR 2226550B1
Authority
FR
France
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
FR7406292A
Other languages
French (fr)
Other versions
FR2226550A1 (de
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 FR2226550A1 publication Critical patent/FR2226550A1/fr
Application granted granted Critical
Publication of FR2226550B1 publication Critical patent/FR2226550B1/fr
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

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)
  • Lining And Supports For Tunnels (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Chain Conveyers (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Manipulator (AREA)
FR7406292A 1973-04-19 1974-02-25 Expired FR2226550B1 (de)

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 (2)

Publication Number Publication Date
FR2226550A1 FR2226550A1 (de) 1974-11-15
FR2226550B1 true FR2226550B1 (de) 1982-10-01

Family

ID=5878637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7406292A Expired FR2226550B1 (de) 1973-04-19 1974-02-25

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
ES425435A1 (es) 1976-06-01
BE812443A (fr) 1974-07-15
DE2319909C2 (de) 1982-07-01
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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Legal Events

Date Code Title Description
ST Notification of lapse