Patents by Inventor Everard Walton

Everard Walton 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).

  • Screen separators
    Publication number: 20070084762
    Abstract: Apparatus is provided, in or for a screen separator for sieving materials, for clamping one or more sieve screen frames within the confines of a chassis of the separator to prevent egress of material from the separator. The apparatus comprises a sheath extending around and embracing the chassis and one or more expandable elements for urging the sheath against the chassis and the screen frame(s) to impart uniform clamping pressure to the clamped elements. The sheath is designed to provide ease of mounting and release.
    Type: Application
    Filed: November 12, 2004
    Publication date: April 19, 2007
    Inventors: Nigel Mainwaring, Everard Walton