Patents by Inventor Richard B. Eberhart

Richard B. Eberhart 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).

  • Split packing follower for use with valves
    Patent number: 7303179
    Abstract: Split packing followers for use with valves are disclosed. A disclosed packing follower includes a first member having a first portion of a flange and a first portion of a curved wall extending substantially perpendiculary from the first portion of the flange to define a first portion of a cylindrical member. The disclosed packing follower further includes a second member separable from the first member. The second member include a second portion of the flange and a second portion of a curved wall extending substantially perpendiculary from the second portion of the flange to define a second portion of the cylindrical member. The first and second member include complementary interlocking structures that are configured to mechanically couple the first and second members to form the packing follower.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: December 4, 2007
    Assignee: Fisher Controls International LLC
    Inventors: Donald R. Bush, Michel K. Lovell, Richard B. Eberhart