Patents by Inventor Walter A. Wegner

Walter A. Wegner 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: 5724765
    Abstract: Liquid herbicide be applied to individual weeds with an apparatus that includes a shaft to which a herbicide reservoir is attached. A pair of opposing jaws is pivotally attached to a one end of the shaft. Each jaw includes a plate with a surface from which a plurality of needles project and an absorbent pad into which the needles extend. A user operable pump is mounted on the shaft and a conduit coupling an inlet of the pump to the reservoir. Another conduit couples the outlet of the pump to the absorbent pad on each jaw. An lever, at the other end of the shaft, is connected to the pair of jaws by a cable. When a user moves the lever, the pair of opposing jaws pivot into a position at which that the weed is grasped between the absorbent pads with the needles penetrating the weed. Herbicide, in the absorbent pads, coats the surface of the weed and then flows into holes produced by the needles.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: March 10, 1998
    Inventor: Walter A. Wegner