Patent ID: 7367429

Claim:
A device for feeding oil to a seat of a bearing ( 5 ) that supports a rotatable shaft ( 3 ), the device comprising: an annular oil reservoir ( 14 ) surrounding a seat of the bearing ( 5 ); an oil pump ( 8 ) having two spindles ( 10 , 11 ), the two spindles ( 10 , 11 ) having respectively, oppositely extending feeding channels forming inlet channels of the oil pump, at least one of the two spindles being immersed in oil in any position of the shaft, whereby feeding of oil to the bearing seat is insured in all positions of the shaft; oil delivery conduit means ( 20 ) for delivery of oil to the bearing seat from the pump; and oil return conduit means ( 24 , 25 , 26 , 27 ) partly ( 24 , 25 ) provided on one side of the bearing seat and partly ( 26 , 27 ) provided on an axially opposite side of the bearing seat.