Patents by Inventor Ralph E. Beck

Ralph E. Beck 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).

  • Impeller for a centrifugal machine
    Patent number: 4201516
    Abstract: An impeller for a centrifugal machine includes a hub having at least one slot formed therein. A blade is mounted in the slot with the leading edge of the blade comprised of a relatively thin top section in contact with the fluid flowing through the machine, and a relatively thick bottom section for insertion into the slot. The blade is welded to the hub at the interface of said thick bottom section and the hub.
    Type: Grant
    Filed: June 8, 1978
    Date of Patent: May 6, 1980
    Assignee: Carrier Corporation
    Inventors: Michael R. Kolk, Ralph E. Beck, Roy E. Hoyle