Patents by Inventor John David BLACK

John David BLACK 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).

  • Soot generating device
    Patent number: 9645049
    Abstract: A soot generating device suitable for calibration purposes and a method of using the device for calibrating a soot measuring apparatus are presented. The soot generating device includes a wick located relative to a burning zone, a gas diffusion shield surrounding the burning zone that allows a continuous stream of air into the combustion zone, and a fuel supply for delivering fuel to the wick.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: May 9, 2017
    Assignee: ROLLS-ROYCE plc
    Inventor: John David Black
  • SOOT GENERATING DEVICE
    Publication number: 20150076331
    Abstract: A soot generating device suitable for calibration purposes and a method of using the device for calibrating a soot measuring apparatus are presented. The soot generating device includes a wick located relative to a burning zone, a gas diffusion shield surrounding the burning zone that allows a continuous stream of air into the combustion zone, and a fuel supply for delivering fuel to the wick.
    Type: Application
    Filed: August 27, 2014
    Publication date: March 19, 2015
    Inventor: John David BLACK