Patents by Inventor Kenneth J. Laudermilk

Kenneth J. Laudermilk 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).

  • Manually adjustable underfloor airflow damper assembly
    Patent number: 6231438
    Abstract: A floor mounted adjustable airflow assembly for use with an underfloor air distribution or diffuser system. The assembly comprises a circular grate housing nesting a rotatable and removable, circular grate mechanism, where the assembly includes a cam riding, continuous sleeve that may be recessed by rotation of the circular grate mechanism for full air flow, or extended to close off air flow, or readily set at selected positions therebetween as a means to control air flow from an underfloor plenum to the space above the floor.
    Type: Grant
    Filed: April 21, 2000
    Date of Patent: May 15, 2001
    Assignee: Gebruder Trox GmbH
    Inventor: Kenneth J. Laudermilk