Patents by Inventor Thomas B. Paschedag

Thomas B. Paschedag 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).

  • Centrifuge scroll with abrasion resistant inserts
    Patent number: 5380434
    Abstract: A scroll and screen centrifuge especially suited for processing abrasive materials in which the surfaces of the screw flights on the scroll members contain recessed abrasion resistant shields. The abrasion resistant shields have an upper exposed surface flush with the front surfaces of the screw flights. The scroll members also have feed openings designed for material flow which further reduces the abrasion of the scroll member.
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: January 10, 1995
    Assignee: Tema Systems, Inc.
    Inventor: Thomas B. Paschedag