Patent ID: 7371181
Filing Date: 2008-05-13
Classification: F16D,F16J

Abstract:
1. A constant velocity joint assembly comprising: an outer joint member; an inner joint member; means disposed between the outer and inner joint members for the transmittal of torque; a shaft engaged with said inner joint member, wherein said shaft has a longitudinal axis, an exterior surface, and a reduced shaft diameter portion extending longitudinally along said exterior surface and defining a path of movement; and a boot assembly including: a primary boot having a first end and a second end; and a secondary boot having a first end and a second end; wherein said primary boot second end includes an inwardly-facing annular surface in sealing engagement with said shaft and is adapted to move slidably along said path of movement; wherein said secondary boot encloses both said primary boot and said path of movement; wherein said secondary boot first end is spaced apart from primary boot first end; wherein said secondary boot second end is spaced apart from said primary boot second end; and wherein primary boot second end includes an end face opposing said outer joint member.