AU565554B2 - Mobile mine roof support - Google Patents
Mobile mine roof supportInfo
- Publication number
- AU565554B2 AU565554B2 AU37599/85A AU3759985A AU565554B2 AU 565554 B2 AU565554 B2 AU 565554B2 AU 37599/85 A AU37599/85 A AU 37599/85A AU 3759985 A AU3759985 A AU 3759985A AU 565554 B2 AU565554 B2 AU 565554B2
- Authority
- AU
- Australia
- Prior art keywords
- roof support
- mine roof
- mobile mine
- mobile
- support
- 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.)
- Ceased
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
- E21D23/0004—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
- E21D23/0026—Pile type supports comprising three walking elements
-
- 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
- E21D23/087—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam
- E21D23/088—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam by means of wheels, rollers, caterpillars, belts or worm screws
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)
- Road Paving Structures (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3400772 | 1984-01-12 | ||
DE19843400772 DE3400772A1 (de) | 1984-01-12 | 1984-01-12 | Mobiles ausbaugespann, insbesondere fuer den pfeilerrueckbau |
Publications (2)
Publication Number | Publication Date |
---|---|
AU3759985A AU3759985A (en) | 1985-07-18 |
AU565554B2 true AU565554B2 (en) | 1987-09-17 |
Family
ID=6224720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU37599/85A Ceased AU565554B2 (en) | 1984-01-12 | 1985-01-10 | Mobile mine roof support |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU565554B2 (de) |
DE (1) | DE3400772A1 (de) |
ZA (1) | ZA85238B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3643120A1 (de) * | 1986-01-22 | 1987-07-30 | Voest Alpine Ag | Ortsbeweglicher abstuetzbock |
AT388971B (de) * | 1986-01-22 | 1989-09-25 | Voest Alpine Ag | Auf raupen verfahrbarer abstuetzbock |
DE3923376C1 (en) * | 1989-07-14 | 1990-07-05 | Paurat Gmbh, 4223 Voerde, De | Self propelling machine for mining coal - comprises platform supported by vertical hydraulic jacks and raking jacks |
RU2514059C2 (ru) * | 2011-10-25 | 2014-04-27 | Александр Александрович Перфилов | Механизированная крепь для крутых пластов |
CN114909168A (zh) * | 2021-02-10 | 2022-08-16 | 山东兖煤黑豹矿业装备有限公司 | 支护装置及掘进系统 |
-
1984
- 1984-01-12 DE DE19843400772 patent/DE3400772A1/de not_active Withdrawn
-
1985
- 1985-01-10 ZA ZA85238A patent/ZA85238B/xx unknown
- 1985-01-10 AU AU37599/85A patent/AU565554B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
ZA85238B (en) | 1985-09-25 |
DE3400772A1 (de) | 1985-07-25 |
AU3759985A (en) | 1985-07-18 |
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