Patents by Inventor Heinrich H. Collin

Heinrich H. Collin 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).

  • Apparatus and method for measuring the viscosity of plastic materials
    Patent number: 6561011
    Abstract: In an apparatus for measuring the viscosity of plastic materials including a heatable housing structure, enclosing a controllable material pump for generating a certain material flow, a plurality of capillaries, a melt distributor is provided in the supply line of the material from the material pump to the capillaries with which the material can be directed to either of the plurality of capillaries and each capillary is provided with a pressure and a material temperature sensor providing the values needed for determining the viscosity of the material.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: May 13, 2003
    Assignee: Dr. Collin GmbH
    Inventors: Heiner Collin, Heinrich H. Collin
  • Apparatus and method for measuring the viscosity of plastic materials
    Publication number: 20010013248
    Abstract: In an apparatus for measuring the viscosity of plastic materials including a heatable housing structure, enclosing a controllable material pump for generating a certain material flow, a plurality of capillaries, a melt distributor is provided in the supply line of the material from the material pump to the capillaries with which the material can be directed to either of the plurality of capillaries and each capillary is provided with a pressure and a material temperature sensor providing the values needed for determining the viscosity of the material.
    Type: Application
    Filed: March 30, 2001
    Publication date: August 16, 2001
    Inventors: Heiner Collin, Heinrich H. Collin