Patents by Inventor Mark Daniel DAVID

Mark Daniel DAVID 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).

  • Rail anchor applicator and cribber apparatus
    Patent number: 11313083
    Abstract: An apparatus for cribbing and anchor attachment on rails of a railroad track, including a frame movable along the track, at least one dual function workhead mounted to the frame that is moveable into and out of operational position relative to the track, an anchor applicator tool pivotably mounted to each workhead, and a cribber tool mounted to each workhead and adjacent the anchor applicator tool. Each anchor applicator tool and cribber tool is movable under operator control relative to the workhead from a retracted position to a work position.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: April 26, 2022
    Assignee: NORDCO INC.
    Inventors: Julio Enrique Payán, Mark Daniel David
  • RAIL ANCHOR APPLICATOR AND CRIBBER APPARATUS
    Publication number: 20200109521
    Abstract: An apparatus is provided for cribbing and anchor attachment on rails of a railroad track, including a frame movable along the track, at least one dual function workhead mounted to the frame that is moveable into and out of operational position relative to the track, an anchor applicator tool pivotably mounted to each workhead, and a cribber tool mounted to each workhead and adjacent the anchor applicator tool. Each anchor applicator tool and cribber tool is movable under operator control relative to the workhead from a retracted position to a work position.
    Type: Application
    Filed: September 25, 2019
    Publication date: April 9, 2020
    Inventors: Julio Enrique PAYÁN, Mark Daniel DAVID