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Dana Automotive Systems Group, LLC

Dana Automotive Systems Group, LLC Patent applications
Patent application numberTitlePublished
20120071250Spacer for a Driveshaft Assembly - A driveshaft assembly having a tubular shaft, an end component, and an annular anti-fretting spacer is disclosed. The tubular shaft has a first receiving end portion with an opening and an inner diameter, a center portion with an inner diameter, and an interior with an inner surface. The driveshaft end component has an insert end portion and an attachment end portion. The spacer has a first outer diameter that is substantially equal to the receiving end portion inner diameter, a second outer diameter, and an outer surface. At least a portion of the outer surface contacts the shaft inner surface and the spacer is disposed on the insert end portion of the driveshaft end component and the insert end portion, including the spacer, is disposed within the receiving end portion with an interference fit, and the shaft is rigidly coupled to the driveshaft end component.03-22-2012
20100011581METHOD OF MANUFACTURING A VEHICLE FRAME ASSEMBLY - A vehicular frame assembly is manufactured by initially providing a vehicular frame assembly that is formed from a plurality of structural members, each having an inherent torsional rigidity. Then, a desired inherent torsional rigidity can be determined for at least one of the plurality of structural members. Lastly, the at least one of the plurality of structural members can be deformed to achieve the desired inherent torsional rigidity. Alternatively, the vehicular frame assembly can be manufactured by initially providing a plurality of structural members, each having an inherent torsional rigidity. A desired inherent torsional rigidity can be determined for at least one of the plurality of structural members, and the at least one of the plurality of structural members is deformed to achieve the desired inherent torsional rigidity. Lastly, the plurality of structural members can be assembled to form the vehicular frame assembly.01-21-2010
20090233149Fuel Cell Separator Plate Reinforcement Via Bonding Assembly - A fuel cell bipolar plate assembly is disclosed which includes a reinforcement positioned between the anode and cathode plates to strengthen the assembly.09-17-2009
20090181779TUBULAR MEMBER HAVING MULTIPLE SIZED SPLINES - A driveshaft assembly includes a tubular slip member having a first spline member having a plurality of splines formed thereon having a first tolerance and a second spline member having a plurality of spline sections. The plurality of spline sections includes a plurality of splines formed thereon having a second tolerance. The second spline member cooperates with the first spline member. A zone is disposed on the second spline member and has a first profile. The zone is disposed adjacent to at least one of the plurality of spline sections of the second spline member, and the first profile defines a clearance relative to the first spline member.07-16-2009

Patent applications by Dana Automotive Systems Group, LLC