Patents by Inventor Raul B. Karman

Raul B. Karman 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).

  • Removable condensate pan
    Patent number: 5664430
    Abstract: An air handling unit has a condensate pan which is removably disposed in an opening below the cooling coil. A pair of parallel u-shaped channels have coil support members transversely disposed thereon to support the cooling coil thereabove while slideably receiving the condensate pan therebetween. Sloped tracks are installed between the respective legs of the u-shaped channels, and the condensate pan is correspondingly tapered such that when it is placed in the installed position, its bottom is sloped downwardly toward a drain line.
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: September 9, 1997
    Assignee: Carrier Corporation
    Inventor: Raul B. Karman