Patents by Inventor Jacek Walter

Jacek Walter 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).

  • Trochoidal piston side seal
    Patent number: 5538409
    Abstract: A piston side seal for a multi-lobed piston of a trochoidal rotary engine, consisting of an elongate, resilient metal seal member in the form of a ribbon having first and second opposed side edges wherein in use, the first edge is adapted for lateral location in a seal groove of a multi-lobed trochoidal piston and the second edge will face and provide a seal with a side plate surface of an engine housing when a force is applied to urge said seal member outwardly with respect to the groove, and characterized in that the seal member is provided with at least one longitudinally extending bevelled surface which faces away from the second edge and is adapted such that when the force is applied to the bevelled surface, the force is resolved into a first component to achieve the sealing of the second edge with the side plate surface of an engine housing and a second component which acts to urge the seal member into engagement with one side of the piston groove to provide a gas seal between the seal member and that o
    Type: Grant
    Filed: May 18, 1994
    Date of Patent: July 23, 1996
    Assignee: Scalzo Automotive Research Limited
    Inventors: George K. Cureton, Jacek Walter