Patent ID: 6964613

Claim:
A universal joint comprising: a cross member having a trunnion with a radially outer surface; a cup connectable with said trunnion and a yoke, said cup having an open end with a radially outer surface, said radially outer surface and a radially extending surface of said cup defining a recess; a bearing supporting said cup for rotation relative to said trunnion; and a seal engaging said trunnion and said cup, said seal having a first axial end portion engaging said radially outer surface of said trunnion and a second axial end portion engaging said radially outer surface of said cup, said first axial end portion being in a stretched condition over said radially outer surface of said trunnion and said second axial end portion being in a stretched condition over said radially outer surface of said cup, said seal extending radially from said radially outer surface of said cup a distance substantially equal to said radially extending surface of said cup, said seal having a substantially constant thickness measured in a radial direction along an entire axial length of said seal in at least two diametrically opposite locations when in the stretched condition.