US Patent 9945471 Lubricating apparatus for rotating shaft

A lubricating apparatus of the present invention is applied to a transmission having a plurality of rotating shafts, and includes a first rotating shaft having a first oil passage, a second rotating shaft, and an impeller fixed to an axial end of the first rotating shaft. The impeller is arranged in a first oil storage chamber communicated with an outlet of the first oil passage. The impeller rotates with the first rotating shaft to scatter oil, and supplies the oil to the second rotating shaft.