GB1132252A - Hydraulic advanceable roof support assembly - Google Patents

Hydraulic advanceable roof support assembly

Info

Publication number
GB1132252A
GB1132252A GB6098/66A GB609866A GB1132252A GB 1132252 A GB1132252 A GB 1132252A GB 6098/66 A GB6098/66 A GB 6098/66A GB 609866 A GB609866 A GB 609866A GB 1132252 A GB1132252 A GB 1132252A
Authority
GB
United Kingdom
Prior art keywords
roof support
hydraulic
support assembly
advancing
feb
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
GB6098/66A
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB1132252A publication Critical patent/GB1132252A/en
Expired legal-status Critical Current

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
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the 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
    • E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0069—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices without essential advancing shifting devices

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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

1,132,252. Advancing mine roof supports. GEWERKSCHAFT EISENHUTTE WESTFALIA. 11 Feb., 1966 [22 Feb., 1965], No. 6098/66. Heading E1E. In an advancing mine roof support comprising two frames 2, 3 arranged in parallel, at least one hydraulically operated guiding device 13 is provided which is operable in association with the advancing cylinder 6, 9 to maintain the frames parallel to one another during advancing.
GB6098/66A 1965-02-22 1966-02-11 Hydraulic advanceable roof support assembly Expired GB1132252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG0042902 1965-02-22

Publications (1)

Publication Number Publication Date
GB1132252A true GB1132252A (en) 1968-10-30

Family

ID=7127044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6098/66A Expired GB1132252A (en) 1965-02-22 1966-02-11 Hydraulic advanceable roof support assembly

Country Status (5)

Country Link
US (1) US3415065A (en)
BE (1) BE676776A (en)
FR (1) FR1467502A (en)
GB (1) GB1132252A (en)
NL (1) NL6602192A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156037B (en) * 1961-03-24 1963-10-24 Gewerk Eisenhuette Westfalia Self-relocating support frame for mining operations
DE1161834B (en) * 1962-06-14 1964-01-30 Gewerk Eisenhuette Westfalia Self-relocating support frame for mining operations

Also Published As

Publication number Publication date
BE676776A (en) 1966-08-22
US3415065A (en) 1968-12-10
NL6602192A (en) 1966-08-23
FR1467502A (en) 1967-01-27

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