PL206578A1 - Zestaw oslonowej obudowy kozlowej - Google Patents

Zestaw oslonowej obudowy kozlowej

Info

Publication number
PL206578A1
PL206578A1 PL20657878A PL20657878A PL206578A1 PL 206578 A1 PL206578 A1 PL 206578A1 PL 20657878 A PL20657878 A PL 20657878A PL 20657878 A PL20657878 A PL 20657878A PL 206578 A1 PL206578 A1 PL 206578A1
Authority
PL
Poland
Prior art keywords
kit
cover housing
housing
cover
Prior art date
Application number
PL20657878A
Other languages
English (en)
Original Assignee
Bochumer Eisen Heintzmann
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 Bochumer Eisen Heintzmann filed Critical Bochumer Eisen Heintzmann
Publication of PL206578A1 publication Critical patent/PL206578A1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E21D23/0017—Pile type supports
    • E21D23/0021—Pile type supports comprising two walking elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Chain Conveyers (AREA)
PL20657878A 1977-05-05 1978-05-04 Zestaw oslonowej obudowy kozlowej PL206578A1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2720179A DE2720179B2 (de) 1977-05-05 1977-05-05 Ausbaugespann, bestehend aus schild- oder bockartigen Ausbaugestellen

Publications (1)

Publication Number Publication Date
PL206578A1 true PL206578A1 (pl) 1979-02-26

Family

ID=6008140

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20657878A PL206578A1 (pl) 1977-05-05 1978-05-04 Zestaw oslonowej obudowy kozlowej

Country Status (4)

Country Link
US (1) US4140430A (pl)
DE (1) DE2720179B2 (pl)
GB (1) GB1599956A (pl)
PL (1) PL206578A1 (pl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800004A1 (de) * 1978-01-02 1979-07-12 Gewerk Eisenhuette Westfalia Ausbaubock fuer den untertaegigen bergbau
DE2840835C2 (de) * 1978-09-20 1986-03-06 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Schildausbaugestell für untertägige Strebbetriebe
DE3024465A1 (de) * 1980-06-28 1982-01-28 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitender ausbau fuer untertaegige gewinnungsbetriebe, insbesondere schildausbau
DE3034645A1 (de) * 1980-09-13 1982-04-29 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Schreitwerk fuer einen schreitausbau, insbesondere fuer einen schild- oder bockausbau
DE3118939C1 (de) * 1981-05-13 1982-11-04 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Ausbaugestell fuer den Strebausbau im untertaegigen Grubenbetrieb
DE3201506C1 (de) * 1982-01-20 1983-04-07 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum "Verbindung zwischen einem Ausbaugestell und einem Widerlager"
DE8620900U1 (de) * 1986-08-04 1986-10-16 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Ausbaueinheit für untertägigen Strebausbau
DE3630580A1 (de) * 1986-09-09 1988-03-10 Gewerk Eisenhuette Westfalia Lagerung des kappenanstellzylinders bei einem schildausbaugestell
AT397286B (de) * 1990-09-26 1994-03-25 Voest Alpine Bergtechnik Abstützbock
CN101832144B (zh) * 2009-03-13 2013-03-20 李泽宇 一种窄综采液压支架
CN104612736B (zh) * 2015-01-23 2017-04-05 柳立新 设有交叉支撑杆的采煤支架
CN111287781B (zh) * 2020-04-15 2025-04-29 四川嘉华机械有限责任公司 煤矿井下薄煤层液压支架拆卸装备
CN113882889B (zh) * 2021-11-01 2024-02-27 安徽理工大学 一种首尾交互滑移式锚支护一体化装备及控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1276579B (de) * 1966-06-04 1968-09-05 Gewerk Eisenhuette Westfalia Wandernder Grubenausbau
US3490243A (en) * 1966-11-16 1970-01-20 Karl Maria Groetschel Roof supports for mine workings
DE1277789B (de) * 1967-01-13 1968-09-19 Gewerk Eisenhuette Westfalia Hydraulisch wanderndes Ausbaugestell
GB1358541A (en) * 1970-10-02 1974-07-03 Dowty Mining Equipment Ltd Mine roof supports
ZA762055B (en) * 1976-04-08 1977-05-25 Dowty Mining Equipment Ltd Mine roorf support

Also Published As

Publication number Publication date
US4140430A (en) 1979-02-20
GB1599956A (en) 1981-10-07
DE2720179A1 (de) 1978-11-16
DE2720179B2 (de) 1979-07-12

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