Patent ID: 6308819
Filing Date: 2001-10-30
Classification: B65G,E21F

Abstract:
An advancing tailpiece used in the mining industry, the advancing tailpiece to be supported by a support vehicle, the support vehicle having a support structure, the advancing tailpiece comprising:a frame;a means for positioning carrying idler assemblies within the frame, the positioning means includes a boom, the boom having a first end and a second end;means for angularly moving the boom through a horizontal plane and a vertical plane, the angular movement means coupling the first end of the boom to the frame;means for temporarily cradling a carrying idler assembly, the temporary cradling means located at the second end of the boom, whereby during advancement of the tailpiece, the boom is capable of movement to a first position, in which the temporary cradling means extends at least partially outside the frame to receive a carrying idler assembly, and through the vertical plane and horizontal plane to a second position, in which the cradling means extends within the frame and is lowered with respect to the frame.