Patents by Inventor Joseph M. Bellanca

Joseph M. Bellanca 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).

  • Volumetric control valve unit for crankcase ventilation system
    Patent number: 3949719
    Abstract: The control valve unit includes a vertical tubular member mounted at its upper end in the outlet opening of a filter unit incorporated in an internal combustion engine crankcase ventilation system. The tubular member is formed with slot means restricting the flow of vapors through the control valve unit. The lower end of the tubular member is provided with valve seat means upon which is normally seated a ball valve. The ball valve is unseated from the valve seat means under predetermined conditions.
    Type: Grant
    Filed: January 27, 1975
    Date of Patent: April 13, 1976
    Assignee: Kar Products Inc.
    Inventors: Joseph M. Bellanca, Lewis D. Sargert, Rodney M. Antrim