Patents by Inventor Tim Wells

Tim Wells 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).

  • Cam phaser and operating method
    Patent number: 10934898
    Abstract: A cam phaser for an internal combustion engine, the cam phaser including a stator including vane cells; a rotor configured rotatable relative to the stator and including vanes arranged in the vane cells of the stator, wherein the vanes respectively divide the vane cells into advance chambers and retard chambers; a control valve configured to move the rotor at least between an advance position and a retard position, wherein the control valve includes a hollow piston that is axially movable within a piston channel, a pressure medium connection, a tank connection and at least four operating connections including at least one advance connection and at least one retard connection, wherein each of the vane cells includes an advance chamber that is connected to the control valve through the at least one advance connection and a retard chamber connected to the control valve through the at least one retard connection.
    Type: Grant
    Filed: April 26, 2020
    Date of Patent: March 2, 2021
    Assignee: ECO Holding 1 GmbH
    Inventors: Kenneth Parker, Mustafa Mohammed, Tim Wells, John Snyder
  • Actuator for cam phaser and cam phaser
    Patent number: 10895178
    Abstract: An actuator for a cam phaser, wherein the cam phaser includes a hydraulic valve that is adjustable by the actuator, wherein the actuator is receivable at a housing section by at least one form locking connection, wherein the at least one form locking connection includes a first form element pair and a second form element pair, wherein the first form element pair includes a first stop and the second form element pair includes a second stop, and wherein the first stop and the second stop are oriented in opposite directions of rotation of the actuator.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: January 19, 2021
    Assignee: ECO Holding 1 GmbH
    Inventors: Tim Wells, Brian Kujawski, Brent Brower
  • ACTUATOR FOR CAM PHASER AND CAM PHASER
    Publication number: 20180258801
    Abstract: An actuator for a cam phaser, wherein the cam phaser includes a hydraulic valve that is adjustable by the actuator, wherein the actuator is receivable at a housing section by at least one form locking connection, wherein the at least one form locking connection includes a first form element pair and a second form element pair, wherein the first form element pair includes a first stop and the second form element pair includes a second stop, and wherein the first stop and the second stop are oriented in opposite directions of rotation of the actuator.
    Type: Application
    Filed: February 9, 2018
    Publication date: September 13, 2018
    Inventors: Tim Wells, Brian Kujawski, Brent Brower
  • Surgical stapling device
    Patent number: D441865
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: May 8, 2001
    Assignee: Tyco Healthcare Group LP
    Inventors: Dave Racenet, Tim Wells