Patents by Inventor Andrew James Wolf

Andrew James Wolf 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).

  • Hydraulic synchronization of slide-out for recreational vehicle
    Patent number: 7427092
    Abstract: A hydraulic synchronization system for a slide-out portion of a recreational vehicle has at least two cylinders spaced apart and reversed in orientation with respect to one another. The bore sides of the cylinders are connected and the rod sides of the cylinders are connected such that hydraulic fluid is pumped from the rod side of one cylinder to the rod side of the other cylinder and from the bore side of one cylinder to the bore side of the other cylinder upon extension and retraction of the slide-out portion to keep the slide-out portion synchronized.
    Type: Grant
    Filed: January 24, 2007
    Date of Patent: September 23, 2008
    Assignee: Actuant Corporation
    Inventors: Andrew James Wolf, John D. Franzini
  • Hydraulic Synchronization of Slide-Out for Recreational Vehicle
    Publication number: 20070194587
    Abstract: A hydraulic synchronization system for a slide-out portion of a recreational vehicle has at least two cylinders spaced apart and reversed in orientation with respect to one another. The bore sides of the cylinders are connected and the rod sides of the cylinders are connected such that hydraulic fluid is pumped from the rod side of one cylinder to the rod side of the other cylinder and from the bore side of one cylinder to the bore side of the other cylinder upon extension and retraction of the slide-out portion to keep the slide-out portion synchronized.
    Type: Application
    Filed: January 24, 2007
    Publication date: August 23, 2007
    Inventors: Andrew James Wolf, John D. Franzini