Patents by Inventor William J. Hillis

William J. Hillis 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).

  • Patent number: 4502175
    Abstract: A manually portable fire hose cleaning apparatus adapted for conventional connection to a fire hydrant. A frame consisting of an upper and lower platform having an open front portion supports at least two sets of opposing pairs of vertically disposed brushes. An upper and lower set of nozzles are provided in corresponding conduits mounted on the frame to direct a water spray vertically at a position between the sets of brushes. The conduits are connected to a common tubular supply manifold which includes an inlet pipe adapted to be connected to a fire hydrant to supply water. A fire hose is then inserted between opposing pairs of brushes in each set and may be manually manipulated through the water spray and brushes to be cleaned.
    Type: Grant
    Filed: February 28, 1983
    Date of Patent: March 5, 1985
    Inventor: William J. Hillis