FR1052148A - Dispositif de verrouillage pour étançons de mine en plusieurs parties - Google Patents

Dispositif de verrouillage pour étançons de mine en plusieurs parties

Info

Publication number
FR1052148A
FR1052148A FR1052148DA FR1052148A FR 1052148 A FR1052148 A FR 1052148A FR 1052148D A FR1052148D A FR 1052148DA FR 1052148 A FR1052148 A FR 1052148A
Authority
FR
France
Prior art keywords
locking device
several parts
mine props
props
mine
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
Other languages
English (en)
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.)
GUTE HOFFNUNGSHU TTE OBERHAUSE
Original Assignee
GUTE HOFFNUNGSHU TTE OBERHAUSE
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 GUTE HOFFNUNGSHU TTE OBERHAUSE filed Critical GUTE HOFFNUNGSHU TTE OBERHAUSE
Application granted granted Critical
Publication of FR1052148A publication Critical patent/FR1052148A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/36—Telescopic props with parts held relatively to each other by friction or gripping by a tiltable collar surrounding one or both parts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1052148D 1951-03-07 1952-03-06 Dispositif de verrouillage pour étançons de mine en plusieurs parties Expired FR1052148A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1052148X 1951-03-07

Publications (1)

Publication Number Publication Date
FR1052148A true FR1052148A (fr) 1954-01-21

Family

ID=7717581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052148D Expired FR1052148A (fr) 1951-03-07 1952-03-06 Dispositif de verrouillage pour étançons de mine en plusieurs parties

Country Status (1)

Country Link
FR (1) FR1052148A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043253B (de) * 1954-06-30 1958-11-13 Aug Kloenne Fa Schloss fuer Grubenstempel
CN115163077A (zh) * 2022-08-26 2022-10-11 贵州省交通规划勘察设计研究院股份有限公司 一种用于竖井支护的可调型钢支撑结构及悬吊拼装方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043253B (de) * 1954-06-30 1958-11-13 Aug Kloenne Fa Schloss fuer Grubenstempel
CN115163077A (zh) * 2022-08-26 2022-10-11 贵州省交通规划勘察设计研究院股份有限公司 一种用于竖井支护的可调型钢支撑结构及悬吊拼装方法

Similar Documents

Publication Publication Date Title
FR1032266A (fr) Dispositif antivol pour bagages
FR1061725A (fr) Dispositif renforcateur de radiogrammes
FR61564E (fr) Dispositif pyrotechnique
FR1072346A (fr) Dispositif mélangeur
FR1049083A (fr) Dispositif hydraulique
FR1056865A (fr) Perfectionnement aux épandeurs reprofileurs
GB703120A (en) Espagnolette locking device
FR1058402A (fr) Dispositif de mouture
FR1033571A (fr) Dispositif verseur
FR1043065A (fr) Dispositif de sécurité contre les infiltrations
FR1046836A (fr) Dispositif hydraulique de pose pour étançons de mine en plusieurs parties
AT177541B (de) Ladevorrichtung
FR62486E (fr) Dispositif anti-vol
FR1055572A (fr) Dispositif de blocage pour fenêtres pivotantes
FR1060276A (fr) Dispositif pour fours rotatifs
FR1045106A (fr) Dispositif de verrouillage pour persiennes
FR1055885A (fr) Dispositif de sécurité pour serrures
AT189117B (de) Behälterverschluß
FR1045930A (fr) Dispositif antiéblouissant
FR1045609A (fr) Dispositif pour bennes preneuses
FR1071213A (fr) étançon de mine en plusieurs parties
DE1633785U (de) Verschlussvorrichtung.
FR1075870A (fr) Dispositif pour débloquer les étais et étançons télescopiques
AT174309B (de) Kannenverschluß
AT179225B (de) Kannenverschluß