Patents by Inventor Dan Alan Fisher

Dan Alan Fisher 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).

  • Double throw switch linkage
    Patent number: 6872900
    Abstract: A double throw switch linkage for coupling two switch apparatuses together in an enclosure. Each switch apparatus is coupled to the switch mechanism having a switch mechanism lever arm. When the lever arm is moved it translates a force to the actuator plate which closes one switch mechanism and maintains the other switch mechanism in an open position.
    Type: Grant
    Filed: March 11, 2004
    Date of Patent: March 29, 2005
    Assignee: Siemens Energy & Automation, Inc.
    Inventors: Tod Taylor Lament, Dan Alan Fisher