FR1530636A - Clamping device for mine props or support installations with friction or combined action - Google Patents

Clamping device for mine props or support installations with friction or combined action

Info

Publication number
FR1530636A
FR1530636A FR106885A FR106885A FR1530636A FR 1530636 A FR1530636 A FR 1530636A FR 106885 A FR106885 A FR 106885A FR 106885 A FR106885 A FR 106885A FR 1530636 A FR1530636 A FR 1530636A
Authority
FR
France
Prior art keywords
friction
clamping device
combined action
mine props
support installations
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
FR106885A
Other languages
French (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.)
Nikex Nehezipari Kulkereskedelmi Vallalat
Original Assignee
Nikex Nehezipari Kulkereskedelmi Vallalat
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 Nikex Nehezipari Kulkereskedelmi Vallalat filed Critical Nikex Nehezipari Kulkereskedelmi Vallalat
Priority to FR106885A priority Critical patent/FR1530636A/en
Application granted granted Critical
Publication of FR1530636A publication Critical patent/FR1530636A/en
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
    • E21D15/32—Telescopic props with parts held relatively to each other by friction or gripping by a deformable collar or clamping means applied symmetrically inside a locking ring

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)
FR106885A 1967-05-18 1967-05-18 Clamping device for mine props or support installations with friction or combined action Expired FR1530636A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR106885A FR1530636A (en) 1967-05-18 1967-05-18 Clamping device for mine props or support installations with friction or combined action

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR106885A FR1530636A (en) 1967-05-18 1967-05-18 Clamping device for mine props or support installations with friction or combined action

Publications (1)

Publication Number Publication Date
FR1530636A true FR1530636A (en) 1968-06-28

Family

ID=8631075

Family Applications (1)

Application Number Title Priority Date Filing Date
FR106885A Expired FR1530636A (en) 1967-05-18 1967-05-18 Clamping device for mine props or support installations with friction or combined action

Country Status (1)

Country Link
FR (1) FR1530636A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994027029A1 (en) * 1993-05-07 1994-11-24 Advanced Mining Software Limited Support prop

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994027029A1 (en) * 1993-05-07 1994-11-24 Advanced Mining Software Limited Support prop
US5720581A (en) * 1993-05-07 1998-02-24 Dorbyl Limited Support prop

Similar Documents

Publication Publication Date Title
DK119535B (en) Electro-optical device for detecting double wires.
AT293467B (en) Tunnel or manhole lining
FR1530636A (en) Clamping device for mine props or support installations with friction or combined action
FR1426031A (en) Roof support device for mines
FR1202560A (en) Valve device for hydraulic mine props
FR1319372A (en) Walking pile for mine support
BE615419A (en) Removable support device for mine props
FR92200E (en) Support frame for mine galleries
FR1432714A (en) Re-centering device for mine prop
FR1457640A (en) Flanged connection device
FR1388527A (en) Device for tunneling
FR1425917A (en) hydraulically operated mine prop with friction locking device
CH399515A (en) Metal support device for underground work
FR1395103A (en) Advancement roof support device for mine galleries
FR1454740A (en) Support system for mines
FR1483508A (en) Device for oil burners
FR1495114A (en) Fluid detector device
FR1408533A (en) Friction mine prop with hydraulic setting device
FR1429908A (en) Device associated with a carrier installation
FR1428644A (en) Device for detecting radiation
FR1519175A (en) Cable support device
FR1363268A (en) Low friction sliding part device
FR1476112A (en) Safety device for push-pull metal props
FR1417996A (en) Framework for supporting mine galleries
FR1484197A (en) Support kit for mine galleries