Patents by Inventor Jeffrey Edward Pruetz

Jeffrey Edward Pruetz 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).

  • Suspension assemblies and systems for land vehicles
    Patent number: 8360449
    Abstract: A suspension assembly for a land vehicle comprises a spindle defining a steering axis for the land vehicle and configured to pivotably couple to a ground contact; an upper pivotable member having an inboard end configured to pivotably couple to the land vehicle and an outboard end pivotably coupled to the spindle; a lower pivotable member having an inboard end configured to pivotably couple to the land vehicle and an outboard end pivotably coupled to the spindle; a resilient member having an upper end configured to pivotably couple to the land vehicle and a lower end pivotably coupled to the spindle; a caster adjustment mechanism adjusting the position of one of the upper pivotable member and lower pivotable member relative to the spindle to thereby adjust caster; and a camber adjustment mechanism adjusting the position of one of the upper pivotable member and lower pivotable member relative to the spindle to thereby adjust camber.
    Type: Grant
    Filed: November 15, 2010
    Date of Patent: January 29, 2013
    Assignee: Great Lakes Sound & Vibration, Inc.
    Inventors: Stephen E. Polakowski, Christian Michael Muehlfeld, Jeffrey Edward Pruetz
  • Suspension Assemblies and Systems for Land Vehicles
    Publication number: 20110115180
    Abstract: A suspension assembly for a land vehicle comprises a spindle defining a steering axis for the land vehicle and configured to pivotably couple to a ground contact; an upper pivotable member having an inboard end configured to pivotably couple to the land vehicle and an outboard end pivotably coupled to the spindle; a lower pivotable member having an inboard end configured to pivotably couple to the land vehicle and an outboard end pivotably coupled to the spindle; a resilient member having an upper end configured to pivotably couple to the land vehicle and a lower end pivotably coupled to the spindle; a caster adjustment mechanism adjusting the position of one of the upper pivotable member and lower pivotable member relative to the spindle to thereby adjust caster; and a camber adjustment mechanism adjusting the position of one of the upper pivotable member and lower pivotable member relative to the spindle to thereby adjust camber.
    Type: Application
    Filed: November 15, 2010
    Publication date: May 19, 2011
    Applicant: Great Lakes Sound & Vibration, Inc.
    Inventors: Stephen E. Polakowski, Christian Michael Muehlfeld, Jeffrey Edward Pruetz