FR2369414A1 - Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines - Google Patents

Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines

Info

Publication number
FR2369414A1
FR2369414A1 FR7633356A FR7633356A FR2369414A1 FR 2369414 A1 FR2369414 A1 FR 2369414A1 FR 7633356 A FR7633356 A FR 7633356A FR 7633356 A FR7633356 A FR 7633356A FR 2369414 A1 FR2369414 A1 FR 2369414A1
Authority
FR
France
Prior art keywords
box
link
roof support
mine roof
face
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.)
Granted
Application number
FR7633356A
Other languages
English (en)
Other versions
FR2369414B1 (fr
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.)
Bennes Marrel SA
Original Assignee
Bennes Marrel SA
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 Bennes Marrel SA filed Critical Bennes Marrel SA
Priority to FR7633356A priority Critical patent/FR2369414A1/fr
Publication of FR2369414A1 publication Critical patent/FR2369414A1/fr
Application granted granted Critical
Publication of FR2369414B1 publication Critical patent/FR2369414B1/fr
Granted 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
    • 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

Abstract

L'invention concerne une pile à bielles de soutirage utilisable dans les mines. La pile comprend une semelle 1 sur laquelle une flèche 2 est articulée par l'intermédiaire de bielles avant 3 et d'un caisson 4, un chapeau 5 et deux étançons 6. Une ouverture 12, aménagée dans le caisson 4, peut être soit ouverte pour laisser s'écouler sur un convoyeur 10 les matériaux effondrés dans l'arrière taille, soit obturée par une banane pivotante 13. Application : mise en oeuvre de la méthode de soutirage avec des piles à bielles.
FR7633356A 1976-10-29 1976-10-29 Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines Granted FR2369414A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7633356A FR2369414A1 (fr) 1976-10-29 1976-10-29 Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7633356A FR2369414A1 (fr) 1976-10-29 1976-10-29 Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines

Publications (2)

Publication Number Publication Date
FR2369414A1 true FR2369414A1 (fr) 1978-05-26
FR2369414B1 FR2369414B1 (fr) 1979-02-23

Family

ID=9179567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7633356A Granted FR2369414A1 (fr) 1976-10-29 1976-10-29 Pile a bielles de soutirage, pour un soutenement marchant utilisable dans les mines

Country Status (1)

Country Link
FR (1) FR2369414A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388989A1 (fr) * 1977-04-26 1978-11-24 Bennes Marrel Pile de soutirage, pour un soutenement marchant utilisable dans les mines
EP0014188A1 (fr) * 1979-01-23 1980-08-06 VOEST-ALPINE Aktiengesellschaft Cale
DE3107955A1 (de) * 1980-05-06 1982-01-21 Központi Bányászati Fejlesztési Intézet, 1027 Budapest Einrichtung fuer den untertaegigen bergbau, insbesondere zur gewinnung von maechtigen floezen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388989A1 (fr) * 1977-04-26 1978-11-24 Bennes Marrel Pile de soutirage, pour un soutenement marchant utilisable dans les mines
EP0014188A1 (fr) * 1979-01-23 1980-08-06 VOEST-ALPINE Aktiengesellschaft Cale
DE3107955A1 (de) * 1980-05-06 1982-01-21 Központi Bányászati Fejlesztési Intézet, 1027 Budapest Einrichtung fuer den untertaegigen bergbau, insbesondere zur gewinnung von maechtigen floezen

Also Published As

Publication number Publication date
FR2369414B1 (fr) 1979-02-23

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Legal Events

Date Code Title Description
ST Notification of lapse