Patent ID: 7014438
Filing Date: 2006-03-21
Classification: F01C,F04C,F05C

Abstract:
1. A fluid machinery including a sliding mechanism comprising one side member composed, in combination, of a metallic base member having a sliding surface and a lubrication film formed on the sliding surface in a close contact thereto, and a counterpart side member containing fluorocarbon resin in an amount of at least 50 wt. %, said lubrication film including a solid lubricant having a self-lubrication property and a binder of resin material, wherein said metallic base member is formed of aluminum alloy and a hard film, which is formed of any one of alloy materials of Ni—P, Ni—B and Ni—P—B having a nickel content of at least 80 wt. %, is applied to a portion between the metallic base member of the aluminum alloy and the lubrication film containing the solid lubricant.