Patent ID: 9074640
Filing Date: 2015-07-07
Classification: F16D,F16F

Abstract:
1. A hub assembly comprising: a clutch hub having an interior with a bottom and a top, such that an inwardly directed first annular lip encircles the top and a snap ring groove is disposed within an inner surface wall of the clutch hub below the first annular lip; a non-slotted lower damper thrust washer disposed within the interior of the hub and seated on the bottom; a damper hub seated on the lower damper thrust washer, the damper hub being a cylindrical member having a central opening, an inner surface facing the central opening, an opposing outer surface, a top surface and a bottom surface such that a second annular lip encircles the top surface and is inwardly directed partially into the central opening and a third annular lip encircles the bottom surface and is inwardly directed partially into the central opening and such that a series of radially disposed openings are disposed within the damper hub and extend between the inner surface and the outer surface and allow fluid to flow therethrough; a non-slotted upper damper thrust washer seated on the damper hub; a damper pressure plate having an open annular groove, the damper pressure plate seated on the upper damper thrust washer and seated within the snap ring groove; and a damper waved spring seated within the open annular groove of the damper pressure plate and biasing against the annular lip thereby placing pressure onto the damper pressure plate.