CPC F16C 3/02 (2013.01) [F16N 1/00 (2013.01); F16N 25/04 (2013.01); B21B 35/147 (2013.01); F16D 2300/06 (2013.01)] | 16 Claims |
1. A transmission shaft assembly for a rolling stand for use in a metal rolling mill, the shaft assembly transmitting lubricant through the assembly, the transmission shaft assembly comprising:
a shaft including an outer periphery and an inner periphery defining a centrally positioned longitudinal opening extending from a first end to an opposed second end of the shaft, the centrally positioned longitudinal opening facilitating conveying of fluid between the first end and the opposed second end;
a sleeve including an outer periphery thereof fitted to the inner periphery the shaft, wherein the sleeve is hollow, wherein a space between the inner periphery of the shaft and the outer periphery of the sleeve define a plurality of internal passageways; and
a rotary distributor mounted on the outer periphery of said shaft and adapted to provide a conduit for the lubricant through the plurality of internal passageways.
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