Patents by Inventor David Walker Carside

David Walker Carside 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).

  • Rotary internal combustion engines
    Patent number: 4000721
    Abstract: A rotary internal combustion engine having an induction passage formed in part in the rotor of the engine, whereby the inducted air flows through and cools the rotor, has a heat exchanger adapted to cool the air flowing from the rotor before it is inducted into the working chambers of the engine. The heat exchanger may be arranged to be operable only when the region is operating at or above a predetermined load.
    Type: Grant
    Filed: February 11, 1976
    Date of Patent: January 4, 1977
    Assignee: Birmingham Small Arms Company Limited
    Inventor: David Walker Carside