Patents by Inventor William Marvin Dyer

William Marvin Dyer 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).

  • Thin keyboard switch assembly with hinged actuator mechanism
    Patent number: 5874697
    Abstract: Disclosed are keyswitches and a keyboard assembly comprising a sheet member having a plurality of key faces fixed thereon in a conventional keyboard arrangement, a plurality of cutouts in the sheet member partially surrounding each key face, and a plurality of living hinges in the sheet member at one side of each key face, whereby the key face may be depressed, causing the key face to pivot about the living hinges to operate a corresponding set of electrical contacts, indicating operation of the key. A conventional rubber spring may transmit the pivot motion of the key face to the electrical contacts.
    Type: Grant
    Filed: February 14, 1997
    Date of Patent: February 23, 1999
    Assignee: International Business Machines Corporation
    Inventors: Edwin Joseph Selker, William Marvin Dyer, Jeffrey Daniel Allison