Patents by Inventor Dorsey O. Thomas, Jr.

Dorsey O. Thomas, Jr. 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).

  • Strand granulation machine
    Patent number: 4019414
    Abstract: Strand granulation machines characterized by cutter bearing rotors and strand passages wherein continuous strands are passed through generally cross-sectionally circular shear bushings at the exit end of which that they are engaged and severed by the rotating cutters are improved by employing spring-loaded rotating cutters in working relationship with a cutter positioning cam to move the cutters reciprocally generally along the radius of the circle generated by their sweep of rotation.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: April 26, 1977
    Assignee: Monsanto Company
    Inventors: Dorsey O. Thomas, Jr., Alvah B. Terry
  • Apparatus for cutting polymer flake
    Patent number: 4009629
    Abstract: Strand granulation apparatus characterized by cutter bearing rotors and strand passages wherein the strands are passed through generally cross-sectionally circular shear bushings at the exit end of which they are engaged and severed by the rotating cutters are improved by employing shear bushings having noncircular cross-sections so disposed as to provide random positioning of strands when engaged by the cutters.
    Type: Grant
    Filed: July 28, 1975
    Date of Patent: March 1, 1977
    Assignee: Monsanto Company
    Inventors: Dorsey O. Thomas, Jr., Alvah B. Terry