BE676283A - - Google Patents
Info
- Publication number
- BE676283A BE676283A BE676283DA BE676283A BE 676283 A BE676283 A BE 676283A BE 676283D A BE676283D A BE 676283DA BE 676283 A BE676283 A BE 676283A
- Authority
- BE
- Belgium
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
- E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
-
- 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
- E21D23/12—Control, e.g. using remote control
- E21D23/14—Effecting automatic sequential movement of supports, e.g. one behind the other
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
- E21F13/086—Armoured conveyors 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)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Structure Of Belt Conveyors (AREA)
- Automatic Assembly (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH55193A DE1199724B (en) | 1965-02-17 | 1965-02-17 | Migrating hydraulic expansion team |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676283A true BE676283A (en) | 1966-06-16 |
Family
ID=7158953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676283D BE676283A (en) | 1965-02-17 | 1966-02-10 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE676283A (en) |
| DE (1) | DE1199724B (en) |
| GB (1) | GB1093334A (en) |
-
1965
- 1965-02-17 DE DEH55193A patent/DE1199724B/en active Pending
-
1966
- 1966-02-10 BE BE676283D patent/BE676283A/xx unknown
- 1966-02-17 GB GB704866A patent/GB1093334A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1093334A (en) | 1967-11-29 |
| DE1199724B (en) | 1965-09-02 |