PL213416A1 - DEVICE FOR CONNECTING TWO GUTTER SHAPES COVERS FOR MINER PATHWAYS - Google Patents

DEVICE FOR CONNECTING TWO GUTTER SHAPES COVERS FOR MINER PATHWAYS

Info

Publication number
PL213416A1
PL213416A1 PL21341679A PL21341679A PL213416A1 PL 213416 A1 PL213416 A1 PL 213416A1 PL 21341679 A PL21341679 A PL 21341679A PL 21341679 A PL21341679 A PL 21341679A PL 213416 A1 PL213416 A1 PL 213416A1
Authority
PL
Poland
Prior art keywords
miner
pathways
gutter shapes
covers
shapes covers
Prior art date
Application number
PL21341679A
Other languages
Polish (pl)
Other versions
PL117142B1 (en
Original Assignee
Capela Roger Emile Leon Joseph
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
Priority claimed from FR7804989A external-priority patent/FR2381904A1/en
Priority claimed from FR7832185A external-priority patent/FR2441051A2/en
Application filed by Capela Roger Emile Leon Joseph filed Critical Capela Roger Emile Leon Joseph
Publication of PL213416A1 publication Critical patent/PL213416A1/en
Publication of PL117142B1 publication Critical patent/PL117142B1/en

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
    • E21D15/40—Collar or other support gripped to one or both parts by toggle-action, cam, or other member pivoted or similarly mounted
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Connection Of Plates (AREA)
  • Bridges Or Land Bridges (AREA)
PL21341679A 1978-02-15 1979-02-14 Device for connecting together two trough-shaped profilesrofilejj PL117142B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7804989A FR2381904A1 (en) 1978-02-15 1978-02-15 Underground mining support profile assembly - has M-sections which can slide in each other for adjustment with double locking partially by friction and fully by cams
FR7832185A FR2441051A2 (en) 1978-11-09 1978-11-09 Clamp for telescopic channel sections of gallery support arch - has stirrup with shaped projection in base and cams giving progressive locking action

Publications (2)

Publication Number Publication Date
PL213416A1 true PL213416A1 (en) 1979-12-17
PL117142B1 PL117142B1 (en) 1981-07-31

Family

ID=26220450

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21341679A PL117142B1 (en) 1978-02-15 1979-02-14 Device for connecting together two trough-shaped profilesrofilejj

Country Status (4)

Country Link
EP (1) EP0003707A1 (en)
ES (1) ES477758A1 (en)
LU (1) LU80862A1 (en)
PL (1) PL117142B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1054040B (en) * 1943-02-03 1959-04-02 Bochumer Eisen Heintzmann Connection for the sliding bend extension
FR978150A (en) * 1948-02-04 1951-04-10 Nouvelle Soc Des Ateliers Patt Improvements to props and similar, in particular for mining work
DE1004571B (en) * 1956-01-17 1957-03-21 Wilhelm Reppel Flexible joint expansion for pit sections, cross cuts or the like.
DE1006372B (en) * 1956-02-29 1957-04-18 Westfalenhuette Ag Device for pressure-resilient bracing of the profile segments of pit support frames
DE1039969B (en) * 1956-07-11 1958-10-02 Bochumer Ges Fuer Grubenausbau Pit stamp
DE1018821B (en) * 1956-12-07 1957-11-07 Bergbaustahl G M B H Flexible pit support arch
DE1114761B (en) * 1958-03-10 1961-10-12 Bergbaustahl G M B H Flexible pit support arch
FR1359043A (en) * 1963-06-18 1964-04-17 Bochumer Eisen Heintzmann Improvements made to support frames for galleries or mine corridors

Also Published As

Publication number Publication date
PL117142B1 (en) 1981-07-31
LU80862A1 (en) 1979-06-07
EP0003707A1 (en) 1979-08-22
ES477758A1 (en) 1979-07-16

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