Patents by Inventor Leon B. Dick

Leon B. Dick 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).

  • Engine having fuel preheater
    Patent number: 5280776
    Abstract: The present invention relates to an improved fluid vaporization means for use in conjunction with an internal combustion engine comprising intake and exhaust valves, each of the valves including seats. An exhaust valve seat means is provided for receiving and directing unheated fuel around the exhaust valve seat whereby the fuel is preheated by the cylinder means. An intake valve seat receives the heated fuel from the exhaust valve seat and includes means for directing the now heated fuel from the intake valve seat and into the cylinder for increased combustion efficiency.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: January 25, 1994
    Inventor: Leon B. Dick
  • Engine having valve stroke adjuster and fuel preheater
    Patent number: 5197447
    Abstract: The present invention relates to an improved fluid vaporizer for use in conjunction with an internal combustion engine comprising intake and exhaust valves, each of the valves including seats. An exhaust valve seat insert is provided for receiving and directing unheated fuel around the exhaust valve seat whereby the fuel is preheated by the cylinder. An intake valve seat insert receives the heated fuel from the exhaust valve seat and directs the now heated fuel from the intake valve seat and into the cylinder for increased combustion efficiency. A valve stroke adjuster is also provided for increasing or decreasing the amount the inlet valve is opened.
    Type: Grant
    Filed: April 14, 1992
    Date of Patent: March 30, 1993
    Inventor: Leon B. Dick