Patents by Inventor Jim Askew

Jim Askew 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).

  • Roller reaction force lubrication system
    Patent number: 10794347
    Abstract: Embodiments of a tappet are disclosed herein. The tappet has a front and a back, and the tappet includes a first stirrup and a second stirrup. The first stirrup has a first opening with a plurality of angular positions from 0° to 360°. The angular position of 90° and 270° correspond to the back and front of the tappet, respectively. The second stirrup has a second opening. The first and second openings are configured to carry a roller pin on which the roller is provided. The first stirrup includes a first region having a first depth below a first interior surface of the first stirrup. The first region extends from 150° to 210° around the first opening. The first region has a first end located at an angular position of between 180° and 270° and a second end located at an angular position of between 0° and 90°.
    Type: Grant
    Filed: August 10, 2019
    Date of Patent: October 6, 2020
    Assignee: Woodward, Inc.
    Inventors: Antony Owen Parsons, Enda M. Walsh, Jim Askew