Patent ID: 7963159
Filing Date: 2011-06-21
Classification: B60C

Abstract:
1. A tire inflation system comprising: an axle housing a pressurized fluid; a hubcap supported by the axle and having an interior and an exterior; a rotary union axially aligned with the axle and mounted to the hubcap from the exterior of the hubcap; a lubrication trap axially aligned with the axle, supporting the rotary union and secured to the hubcap from the exterior of the hubcap for rotation with the hubcap; and a dynamic and static seal housing secured to the lubrication trap forming a rotary union housing, the dynamic and static seal housing is mounted to the lubrication trap from the exterior of the hubcap, the dynamic and static seal housing further confining the rotary union a predetermined distance from the axle, and wherein the lubrication trap further provides an oil trap.