Patents by Inventor George Nisbet

George Nisbet 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).

  • Method and apparatus for metering a fluid mixture
    Patent number: 7562792
    Abstract: The invention is a fluid metering pump having a fuel cylinder with a fuel piston reciprocally movable within the fuel cylinder for drawing fuel from a fuel source and discharging the fuel through a discharge conduit. The pump also has an oil cylinder with an oil piston reciprocally movable within the oil cylinder for drawing oil from an oil reservoir and discharging the oil through a discharge conduit, wherein the oil mixes with the fuel within the discharge conduit to form a batch of fuel-oil mixture with a predetermined fuel-to-oil ratio. A ratio adjustment component allows the operator to select the fuel-to-oil ratio of each batch of fuel-oil mixture.
    Type: Grant
    Filed: June 13, 2005
    Date of Patent: July 21, 2009
    Inventor: George Nisbet
  • Method and apparatus for metering a fluid mixture
    Publication number: 20060278658
    Abstract: The invention is a fluid metering pump having a fuel cylinder with a fuel piston reciprocally movable within the fuel cylinder for drawing fuel from a fuel source and discharging the fuel through a discharge conduit. The pump also has an oil cylinder with an oil piston reciprocally movable within the oil cylinder for drawing oil from an oil reservoir and discharging the oil through a discharge conduit, wherein the oil mixes with the fuel within the discharge conduit to form a batch of fuel-oil mixture with a predetermined fuel-to-oil ratio. A ratio adjustment component allows the operator to select the fuel-to-oil ratio of each batch of fuel-oil mixture.
    Type: Application
    Filed: June 13, 2005
    Publication date: December 14, 2006
    Inventor: George Nisbet