Patents by Inventor Rodney L. KEEFE

Rodney L. KEEFE 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).

  • Re-manufacture and apparatus of worn railroad freight car and locomotive wheels by rotational continuous longitudinal welding
    Patent number: 9434019
    Abstract: A method for re-manufacturing a worn railroad car wheel is described herein. The method includes identifying a candidate wheel or wheel set, preparing the wheel or wheel set to receive new welding, performing a welding operation on the wheel/wheel set, and performing post-welding steps to ensure the re-manufactured wheel meets a defined profile standard. Preparing the wheel may include cleaning, grinding, and pre-heating one or more surfaces of the wheel.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: September 6, 2016
    Assignee: CSX Transportation
    Inventor: Rodney L. Keefe
  • RE-MANUFACTURE AND APPARATUS OF WORN RAILROAD FREIGHT CAR AND LOCOMOTIVE WHEELS BY ROTATIONAL CONTINUOUS LONGITUDINAL WELDING
    Publication number: 20140033535
    Abstract: A method for re-manufacturing a worn railroad car wheel is described herein. The method includes identifying a candidate wheel or wheel set, preparing the wheel or wheel set to receive new welding, performing a welding operation on the wheel/wheel set, and performing post-welding steps to ensure the re-manufactured wheel meets a defined profile standard. Preparing the wheel may include cleaning, grinding, and pre-heating one or more surfaces of the wheel.
    Type: Application
    Filed: July 31, 2013
    Publication date: February 6, 2014
    Applicant: CSX TRANSPORTATION
    Inventor: Rodney L. KEEFE