Patents by Inventor Richard Lynn McWilliams

Richard Lynn McWilliams 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).

  • Lift system with follower system
    Patent number: 9394923
    Abstract: A hydraulic lifting apparatus includes a main hydraulic cylinder and main hydraulic circuit operatively connected to the main hydraulic cylinder. First and second spaced apart follower hydraulic cylinders are also provided. A hydraulic lifting system includes first and second lift towers. Each lift tower includes a main hydraulic cylinder, a main hydraulic circuit, and at least one follower hydraulic cylinder. A follower hydraulic circuit is operatively connected to the at least one follower hydraulic cylinder. A lifting beam spans between the first and second lift towers. The main hydraulic cylinder of each tower is positioned along the beam axis.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: July 19, 2016
    Assignee: LIFT SYSTEMS, INC.
    Inventors: Timothy J. Faccio, Christopher R. Perkins, Richard Lynn McWilliams
  • Lift System With Follower System
    Publication number: 20140069088
    Abstract: A hydraulic lifting apparatus includes a main hydraulic cylinder and main hydraulic circuit operatively connected to the main hydraulic cylinder. First and second spaced apart follower hydraulic cylinders are also provided. A hydraulic lifting system includes first and second lift towers. Each lift tower includes a main hydraulic cylinder, a main hydraulic circuit, and at least one follower hydraulic cylinder. A follower hydraulic circuit is operatively connected to the at least one follower hydraulic cylinder. A lifting beam spans between the first and second lift towers. The main hydraulic cylinder of each tower is positioned along the beam axis.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 13, 2014
    Applicant: Lift Systems, Inc.
    Inventors: Timothy J. Faccio, Christopher R. Perkins, Richard Lynn McWilliams