Patents by Inventor Elbert K. Weaver

Elbert K. Weaver 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).

  • Forging process
    Patent number: 4094053
    Abstract: Process for manufacturing a forged article in which a preform is generated by filling a semi-rigid liner with powdered metal, providing the liner with a sealing element, and isostactically compressing the liner and its contents. The liner is then removed from the green preform, the preform is sintered, and the resulting sintered preform is forged.
    Type: Grant
    Filed: May 21, 1976
    Date of Patent: June 13, 1978
    Assignee: Wyman-Gordon Company
    Inventor: Elbert K. Weaver
  • Forging process
    Patent number: RE32117
    Abstract: Process for manufacturing a forged article in which a preform is generated by filling a semi-rigid liner with powdered metal, providing the liner with a sealing element, and isostactically compressing the liner and its contents. The liner is then removed from the green preform, the preform is sintered, and the resulting sintered preform is forged.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: April 22, 1986
    Assignee: Wyman-Gordon Company
    Inventor: Elbert K. Weaver