Patents by Inventor Jeffrey Allan Dutkiewicz

Jeffrey Allan Dutkiewicz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • SPACER FOR A DRIVESHAFT ASSEMBLY
    Publication number: 20140357384
    Abstract: 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.
    Type: Application
    Filed: March 31, 2014
    Publication date: December 4, 2014
    Applicant: DANA AUTOMOTIVE SYSTEMS GROUP, LLC
    Inventors: Thomas M. O'Neil, Jeffrey Allan Dutkiewicz, Johnny Neal Smith
  • Spacer for a driveshaft assembly
    Patent number: 8715093
    Abstract: 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.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: May 6, 2014
    Assignee: Dana Automative Systems Group, LLC
    Inventors: Thomas M. O'Neil, Jeffrey Allan Dutkiewicz, Johnny Neal Smith
  • Spacer for a Driveshaft Assembly
    Publication number: 20120071250
    Abstract: 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.
    Type: Application
    Filed: September 13, 2011
    Publication date: March 22, 2012
    Applicant: Dana Automotive Systems Group, LLC
    Inventors: Thomas M. O'Neil, Jeffrey Allan Dutkiewicz, Johnny Neal Smith