Patents by Inventor Frits Van Den Elst

Frits Van Den Elst 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).

  • Combustion engine with fuel injection system, and a spray valve for such an engine
    Patent number: 4898142
    Abstract: The invention relates to a combustion engine with fuel injection system, having at least one cylinder with an air inlet passage, into which passage opens a fuel spray valve which is connected to a fuel pipe with pump. Disposed in the fuel pipe or on the spray valve is a fuel heating element with which the infed fuel can come into direct contact.
    Type: Grant
    Filed: May 28, 1987
    Date of Patent: February 6, 1990
    Assignee: Texas Instruments Incorporated
    Inventors: Guus Van Wechem, Gerrit Beunk, Frits Van Den Elst, Arie Van Der Ploeg