DEVICE FOR THE UNDERGROUND MINING INDUSTRY, ESPECIALLY FOR THE EXTRACTION OF THICK VEINS

摘要

THE INVENTION CONCERNS A DEVICE FOR THE UNDERGROUND MINING INDUSTRY. THE PROBLEM POSED CONSISTS OF FACILITATING THE EXTRACTION OF THICK VEINS BY CARRYING OUT AN IMPORTANT AND PROTECTED PASSAGE FOR THE SERVICE PERSONNEL. FOLLOWING THE INVENTION, SUCH A DEVICE HAS A CONVEYOR 17 MOVABLE IN RELATION TO A WALL RUNWAY 7, A GUIDE PATH OF AN EXTRACTION MACHINE 18, A SHUTTERING SHIELD 5, A ROOF SHIELD 21 AND A SHIELD OF FOUDROYAGE 2, 22 SWIVEL IN RELATION TO THE SHIELD 5 AND CONNECTED BY SEALS 12, 13 TO THE TRAVERSE 7, THE SHIELD 2, 22 COMPRISING THE SUPPORTS 22 CONNECTED TO THE ROOF SHIELD 21 AND A DRAWING COMPRESSOR 2 TILT RELATIVE TO THE CONVEYOR 17. / P P THE INVENTION IS MAINLY USED FOR THE EXTRACTION OF THICK VEINS. / P