Patents by Inventor Duane Birdsong

Duane Birdsong 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).

  • SQUEEGEE BLADE
    Publication number: 20070144041
    Abstract: A squeegee blade includes a mounting plate with a surface. A relatively rigid support member is attached to the surface of the mounting plate and a relatively flexible blade is attached to the surface of the mounting plate adjacent to the support member so that the blade is supported by the support member against compression toward the mounting plate.
    Type: Application
    Filed: February 26, 2007
    Publication date: June 28, 2007
    Inventors: Giles Hill, Duane Birdsong
  • Squeegee blade
    Patent number: 7198687
    Abstract: A method of constructing and making a squeegee blade includes forming a mounting plate with support members attached to a surface of the mounting plate. Forming a flexible blade and securing the flexible blade to the surface of the mounting plate with the support members embedded so that the flexible blade is supported by the support members against compression toward the mounting plate.
    Type: Grant
    Filed: May 3, 2004
    Date of Patent: April 3, 2007
    Inventors: Giles Hill, III, Duane Birdsong
  • Solid rubber tire with flexible hub and replaceable tire tread
    Publication number: 20050257871
    Abstract: A solid rubber tire with a flexible drive hub having a multiplicity of hub ribs and grooves formed around the periphery of the flexible drive hub and a solid rubber tire tread replaceably mounted on the flexible drive hub having a multiplicity of interior tread grooves and ribs formed around an interior surface of the tire tread, the tread grooves and ribs sized and shaped for interlocking engagement witht he multiplicity of ribs and grooves formed around the periphery of the flexible drive hub.
    Type: Application
    Filed: May 12, 2005
    Publication date: November 24, 2005
    Inventors: Giles Hill, Duane Birdsong
  • Solid rubber tire
    Publication number: 20050028914
    Abstract: A solid rubber tire for use on vehicles such as heavy construction equipment is provided with a plurality of layers of different hardness. One of the layers is relatively softer than the other layers and holes are formed at least partially into the tire to provide added flexibility and smoothness of ride to the solid rubber tire.
    Type: Application
    Filed: August 7, 2003
    Publication date: February 10, 2005
    Applicant: SETCO, INC.
    Inventors: Giles Hill, Duane Birdsong
  • Squeegee blade
    Publication number: 20040216252
    Abstract: A squeegee blade includes a mounting plate with a surface. A relatively rigid support member is attached to the surface of the mounting plate and a relatively flexible blade is attached to the surface of the mounting plate adjacent to the support member so that the blade is supported by the support member against compression toward the mounting plate.
    Type: Application
    Filed: May 3, 2004
    Publication date: November 4, 2004
    Inventors: Giles Hill, Duane Birdsong