Patents by Inventor Graham C. Starkey

Graham C. Starkey 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).

  • Foundry machinery
    Patent number: 4474224
    Abstract: A machine for inserting a core supporting pin into a wax pattern includes a wax pattern support and a pin holder holding a continuous length of pin material means being provided to automatically cut off the pin to length and for displacing the pin holder such that the pre-heated pin may be inserted into the wax pattern.
    Type: Grant
    Filed: June 11, 1982
    Date of Patent: October 2, 1984
    Assignee: Rolls-Royce Limited
    Inventors: Gordon J. S. Higginbotham, Clifford R. Amsbury, Graham C. Starkey