Patents by Inventor Vince Herr

Vince Herr 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).

  • Rotary positive displacement flowmeter
    Patent number: 8100023
    Abstract: A rotary positive displacement flowmeter of the type utilizing two displacement rotors and a blocking rotor with the blocking rotor having a single recess and the displacement rotor cylinders being of substantially similar size as the blocking rotor, resulting in a uniform flowpath through the flowmeter with alignment of the rotor axes in a 180 degree plane.
    Type: Grant
    Filed: January 11, 2010
    Date of Patent: January 24, 2012
    Assignee: Liquid Controls, LLC
    Inventor: Vince Herr
  • ROTARY POSITIVE DISPLACEMENT FLOWMETER
    Publication number: 20110167903
    Abstract: A rotary positive displacement flowmeter of the type utilizing two displacement rotors and a blocking rotor with the blocking rotor having a single recess and the displacement rotor cylinders being of substantially similar size as the blocking rotor, resulting in a uniform flowpath through the flowmeter with alignment of the rotor axes in a 180 degree plane.
    Type: Application
    Filed: January 11, 2010
    Publication date: July 14, 2011
    Inventor: Vince Herr