PL219727A1 - - Google Patents

Info

Publication number
PL219727A1
PL219727A1 PL21972779A PL21972779A PL219727A1 PL 219727 A1 PL219727 A1 PL 219727A1 PL 21972779 A PL21972779 A PL 21972779A PL 21972779 A PL21972779 A PL 21972779A PL 219727 A1 PL219727 A1 PL 219727A1
Authority
PL
Poland
Application number
PL21972779A
Other versions
PL122215B1 (en
Original Assignee
Hoesch Werke Ag
Ruhrkohle Ag
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 Hoesch Werke Ag, Ruhrkohle Ag filed Critical Hoesch Werke Ag
Publication of PL219727A1 publication Critical patent/PL219727A1/xx
Publication of PL122215B1 publication Critical patent/PL122215B1/en

Links

Classifications

    • 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)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Clamps And Clips (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Sewage (AREA)
  • Metal Rolling (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
PL21972779A 1978-11-20 1979-11-19 Cover plate for a clamping joint used in an yeldable gangway-type roof support PL122215B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782850350 DE2850350A1 (en) 1978-11-20 1978-11-20 FLAP FOR A CLAMP CONNECTION IN THE FLEXIBLE LINE EXTENSION

Publications (2)

Publication Number Publication Date
PL219727A1 true PL219727A1 (en) 1980-07-14
PL122215B1 PL122215B1 (en) 1982-07-31

Family

ID=6055182

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21972779A PL122215B1 (en) 1978-11-20 1979-11-19 Cover plate for a clamping joint used in an yeldable gangway-type roof support

Country Status (7)

Country Link
JP (1) JPS55105096A (en)
BE (1) BE880156A (en)
DE (1) DE2850350A1 (en)
FR (1) FR2441718A1 (en)
GB (1) GB2037871B (en)
LU (1) LU81910A1 (en)
PL (1) PL122215B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346311C1 (en) * 1983-12-22 1984-08-16 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Multi-piece clamping connection for channel-section segments
DE3430033C1 (en) * 1984-08-16 1986-01-09 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Clamp connection for channel profile segments
GB8427833D0 (en) * 1984-11-02 1984-12-12 British Steel Corp Clamps
CN114941533B (en) * 2022-07-22 2022-11-04 山西天地煤机装备有限公司 Split excavator and connection method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1064553A (en) * 1951-11-17 1954-05-14 Bochumer Eisenhu Tte Heintzman Improvements made to the elastic connections between the profiles of mine props
FR1140324A (en) * 1955-01-25 1957-07-19 Bochumer Eisen Heintzmann Improvements made to connecting devices, liable to give way, for Zores profiles with side edges and fitted in the same direction
FR1163725A (en) * 1956-01-04 1958-09-30 Bergbaustahl Gmbh & Co Clamping device for support by sliding hangers
FR1206900A (en) * 1957-05-27 1960-02-12 Bochumer Ges Fuer Grubenausbau Improvements made to flexible connection devices for deep channel-shaped profiles with side wings and nested in the same direction one in the other
FR1235009A (en) * 1958-09-13 1960-07-01 Bochumer Ges Fuer Grubenausbau Improvements made to adapter sleeves for retaining profiles, more specifically deep channel-shaped profiles, nested in the same direction and forming part of hangers or sliding support frames
FR1224206A (en) * 1959-02-03 1960-06-22 Shims for gutter retaining frames
FR1277016A (en) * 1960-12-29 1961-11-24 Bochumer Eisen Heintzmann Improvements made to collars for the clamping connection of profiles in the form of deep gutters, more specifically for retaining frames of galleries or mine corridors
FR1281822A (en) * 1961-03-02 1962-01-12 Bochumer Eisen Heintzmann Improvements in sliding linkage devices for supporting frames for slaughter lanes in mines or the like
FR1281821A (en) * 1961-03-02 1962-01-12 Bochumer Eisen Heintzmann Sliding linkage device for support frames used for slaughter corridors in mines or the like
FR1318692A (en) * 1962-01-08 1963-02-22 Usinor Advanced device for assembling mine frame elements
FR81100E (en) * 1962-02-07 1963-07-26 Bochumer Eisen Heintzmann Improvements made to collars for the clamping connection of profiles in the form of a deep gutter, more specifically for supporting frames of galleries or mine corridors
FR1324798A (en) * 1962-06-12 1963-04-19 Bochumer Eisen Heintzmann Clamping device for sliding support frames
FR1380018A (en) * 1964-01-08 1964-11-27 Bochumer Eisen Heintzmann Connecting collar for clamping the nested ends of deep channel-shaped sections of a retaining frame together
GB1551851A (en) * 1975-09-24 1979-09-05 Bergbaustahl Gmbh & Co Clamping means for the joint between overlapping end of sections of arches supporting the roof of an underground gallery

Also Published As

Publication number Publication date
PL122215B1 (en) 1982-07-31
DE2850350A1 (en) 1980-05-22
GB2037871A (en) 1980-07-16
GB2037871B (en) 1982-09-15
BE880156A (en) 1980-05-20
LU81910A1 (en) 1980-06-05
FR2441718A1 (en) 1980-06-13
JPS55105096A (en) 1980-08-12

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