Patents by Inventor Donald Paul Price

Donald Paul Price 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).

  • Patent number: 8591117
    Abstract: A hydraulic bushing having at least two chambers and at least one channel connecting the chambers. The bushing is made of a high durometer rubber or other polymer to increase durability. The bushing further includes a center bearing press fit in the center of the annular bushing. The bushing is further press fit into an annular seal operable to seal the fluid within the chambers and channels. The bearing, bushing, and seal assembly is then press fit into a bracket which is subsequently mounted to the vehicle. The center bearing is operable to hold the prop shaft wherein the center bearing is free to rotate within the bushing thereby allowing the prop shaft to rotate.
    Type: Grant
    Filed: October 21, 2011
    Date of Patent: November 26, 2013
    Assignee: Trelleborg Automotive USA
    Inventors: Alain Rene Regis Giraud, Travis Jon Grassmid, Donald Paul Price
  • Publication number: 20120097824
    Abstract: A hydraulic bushing having at least two chambers and at least one channel connecting the chambers. The bushing is made of a high durometer rubber or other polymer to increase durability. The bushing further includes a center bearing press fit in the center of the annular bushing. The bushing is further press fit into an annular seal operable to seal the fluid within the chambers and channels. The bearing, bushing, and seal assembly is then press fit into a bracket which is subsequently mounted to the vehicle. The center bearing is operable to hold the prop shaft wherein the center bearing is free to rotate within the bushing thereby allowing the prop shaft to rotate.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Inventors: Alain Rene Regis Giraud, Travis Jon Grassmid, Donald Paul Price