Patents by Inventor Edward Mikell Wallace

Edward Mikell Wallace 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).

  • Four-stroke engine lubricated by fuel mixture
    Patent number: 7096844
    Abstract: A four-stroke engine includes a piston cylinder, and a piston located in the cylinder and movable within the cylinder. The engine includes a crankcase attached to the cylinder, the piston providing a separation boundary of a combustion portion of the cylinder from the crank case, and a crank member located within the crankcase and operatively connected to the piston. The engine including components for operating the engine in a four-stroke sequence, and components for introducing a fuel mixture into the combustion portion of the cylinder, the fuel mixture having an ability to lubricate. The engine including a construction and/or configuration for promoting passage of a portion of the mixture from the combustion portion of the cylinder to the crankcase in a sufficient amount to provide lubrication within the crankcase without reservoir lubricant in the crankcase.
    Type: Grant
    Filed: March 18, 2003
    Date of Patent: August 29, 2006
    Assignee: Husqvarna Outdoor Products Inc.
    Inventors: Shiro Kawamoto, Hugh B. McCullough, Edward Mikell Wallace
  • Four-stroke engine lubricated by fuel mixture
    Publication number: 20040182355
    Abstract: A four-stroke engine includes a piston cylinder, and a piston located in the cylinder and movable within the cylinder. The engine includes a crankcase attached to the cylinder, the piston providing a separation boundary of a combustion portion of the cylinder from the crank case, and a crank member located within the crankcase and operatively connected to the piston. The engine including components for operating the engine in a four-stroke sequence, and components for introducing a fuel mixture into the combustion portion of the cylinder, the fuel mixture having an ability to lubricate. The engine including a construction and/or configuration for promoting passage of a portion of the mixture from the combustion portion of the cylinder to the crankcase in a sufficient amount to provide lubrication within the crankcase without reservoir lubricant in the crankcase.
    Type: Application
    Filed: March 18, 2003
    Publication date: September 23, 2004
    Inventors: Shiro Kawamoto, Hugh B. McCullough, Edward Mikell Wallace