Patents by Inventor E. Timm Scott

E. Timm Scott 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).

  • Colorant comminuting apparatus for plastic article forming machine
    Patent number: 4128211
    Abstract: An apparatus is disclosed for comminuting a colored pigment bar and mixing the comminuted pigment with an uncolored plastic material to form a colored plastic material which is subsequently molded or extruded into a colored plastic article. The apparatus features a rotating, discontinuous cutting blade to minimize static electricity formation so as to allow more thorough mixing of the pigment with the uncolored material. A storage mechanism is also disclosed to store the colored pigment bars and bring them into contact with the cutting blade.
    Type: Grant
    Filed: April 28, 1977
    Date of Patent: December 5, 1978
    Assignee: PMS Consolidated
    Inventors: William B. Bradbury, Robert H. Watts, E. Timm Scott
  • Apparatus for introducing controlled amounts of pigment into thermomechanically formed plastic articles
    Patent number: 4057193
    Abstract: A micrometer mixer having a rotary cutter with a replaceable shaver means is used to powderize pigment bars and mix it with plastic pieces. The apparatus further has a hopper and chute mechanism and a controllable trigger mechanism to automatically feed the pigment bar to the replaceable shaver means.
    Type: Grant
    Filed: January 21, 1976
    Date of Patent: November 8, 1977
    Assignee: PMS Consolidated
    Inventors: William B. Bradbury, Robert H. Watts, E. Timm Scott