Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Patrick M. Delaney0
Date of Patent
June 23, 2009
0Patent Application Number
110732990
Date Filed
March 3, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An hybrid four wheel drive system characterized by a vehicle having a conventional rear wheel driveline as well as a conventional driving front steer axle powered by an hydraulic motor. The hybrid four wheel drive system is provided in multiple embodiments, particularly with and without an hydraulic pressure accumulator.
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