DEVICE FOR CONNECTION OF SERVICE LINES TO COAL POWERED MINING COMPLEX Russian patent published in 1996 - IPC

FIELD: mining industry; applicable in devices of power supply of coal powered mining complexes movable along face. SUBSTANCE: device for connection of service lines to coal powered mining complex has trough with track chain located along the path of continuous miner advance, and flexible service lines introduced vertically in aperture of base located in trough and port made in trough bottom. Base is installed for limited reciprocation over trough, bottom and has lugs located on the sides of aperture. Installed on lugs is end link of track chain with the help of hinge. Flexible service lines are protected with sheathes whose ends are connected to the end link of track chain. Sheathes may be made in form of tension springs. Base and/or trough may be provided with rests engageable with mating surfaces made on trough and/or base. EFFECT: higher efficiency. 3 cl, 3 dwg