Joints and connections – Flexible diaphragm or bellows – With additional connection or packing
Patent
1995-10-25
1997-11-18
Knight, Anthony
Joints and connections
Flexible diaphragm or bellows
With additional connection or packing
403 54, 277212C, 464116, F16C 1106, F16D 316
Patent
active
056880650
ABSTRACT:
An elastomeric seal for a ball and socket centering apparatus of a double cardan constant velocity universal joint has slits radiating from a hole in which the ball is received which create fingers that flex to wipe against the ball and retain grease in the seal as the joint is rotated through an angle.
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Applicant's Exhibit A: 2-page drawing of admitted prior art seal and universal joint assembly incorporating said seal.
Applicant's Exhibit B: Bondioli & Pavesi brochure re 50.degree. Wide Angle Joint, admitted prior art.
Applicant's Exhibit C: Selected background materials re double Cardan universal joints by E.R. Wagner, P.E., Saginaw Steering Gear Div., GMC, admitted prior art.
Knight Anthony
Weasler Engineering, Inc.
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