Patents by Inventor Scott E. Gaston

Scott E. Gaston 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).

  • Screw conveyor shaft seal and related methods
    Patent number: 12227364
    Abstract: The present disclosure provides a shaft seal for a screw conveyor. The shaft seal includes a housing that includes an outboard frame plate and an inboard frame plate. The shaft seal also includes an outboard compression plate and an inboard compression plate situated between the outboard frame plate and the inboard frame plate. A least three sealing devices are situated between the outboard compression plate and the inboard compression plate with an annular recess at least partially formed along at least one of the inboard compression plate and the outboard compression plate.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: February 18, 2025
    Assignee: Bridgestone Corporation
    Inventor: Scott E. Gaston
  • Screw Conveyor Shaft Seal and Related Methods
    Publication number: 20230174313
    Abstract: The present disclosure provides a shaft seal for a screw conveyor. The shaft seal includes a housing that includes an outboard frame plate and an inboard frame plate. The shaft seal also includes an outboard compression plate and an inboard compression plate situated between the outboard frame plate and the inboard frame plate. A least three sealing devices are situated between the outboard compression plate and the inboard compression plate with an annular recess at least partially formed along at least one of the inboard compression plate and the outboard compression plate.
    Type: Application
    Filed: April 30, 2021
    Publication date: June 8, 2023
    Inventor: Scott E. Gaston