FIELD: mining industry.
SUBSTANCE: ceiling has deflector and hydraulic jack for its displacement. Inside deflector in guides extending deflector is mounted, equipped with cutting chain with teeth and gear of hacking chain. Ceiling is provided with engine with reducer. Hacking chain gear is connected to reducer by chain transfer mechanism.
EFFECT: higher reliability.
4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| POWERED SUPPORT SECTION COVERING | 2004 |
|
RU2276270C1 |
| MECHANIZED SUPPORT SECTION CEILING | 2004 |
|
RU2254480C1 |
| POWERED SUPPORT SECTION | 0 |
|
SU1102976A1 |
| POWERED SUPPORT ROOF | 0 |
|
SU1573200A1 |
| CANOPY OF POWER SUPPORT UNIT | 0 |
|
SU1587209A1 |
| UNIVERSAL MINERAL EXTRACTION COMPLEX | 1997 |
|
RU2130554C1 |
| PROCESS OF UNINTERRUPTED WINNING OF COAL BY CLEARING COMBINE | 1996 |
|
RU2134791C1 |
| DEVELOPMENT METHOD OF THICK COAL BEDS AND DEVICE FOR ITS IMPLEMENTATION | 2008 |
|
RU2391510C1 |
| UNIT FOR MINING THICK COAL SEAMS | 0 |
|
SU1134726A1 |
| POWERED SUPPORT SECTION ROOF | 0 |
|
SU1574824A2 |
