RIG DRILLING INCLINED HOLES Russian patent published in 1996 - IPC

FIELD: mining industry. SUBSTANCE: rig drilling inclined holes has mast, hydraulic cylinder to set mast into inclined position and separator with supporting and turning column with upper and lower brackets to arrange hose with internal band on their threaded parts. Lower bracket has sockets and pedal hinged to it, upper bracket has gripper linked to pedal by flexible coupling. Rest with vertical flat surface is made in upper parts of sockets, second rest with conical surface to interact with lower edge of rod is manufactured in lower part. Central part of socket has protrusion with cutout which carries second rest. Pedal is located in cutout of protrusion and has platforms to interact with face part of rod as well as with threaded rod and inner ring band in thread of rod. EFFECT: enhanced operational reliability. 5 dwg