Patents by Inventor Werner Blankschein

Werner Blankschein 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: 4944561
    Abstract: A process for producing brush heads is disclosed which includes providing a bundle of brush material, which is separated into a plurality of bunches of brush material to provide respective brush heads. The plurality of bunches of brush material are inserted into apertures in an apertured plate, with support needles engaged in the respective bundles in the apertured plate. The number, length, shape and thickness of the needles are dependent on the nature, amount, length and shape of the brush material. The apertured plate with the bunches of brush material in the apertures thereof is then fitted to a shaping unit, with the brush material being slid into shaping sockets in the shaping unit, the tips of the bunches providing the respective brush heads assuming the configuration imparted thereto by the blind ends of the shaping sockets.
    Type: Grant
    Filed: January 30, 1989
    Date of Patent: July 31, 1990
    Inventor: Werner Blankschein
  • Patent number: 3951460
    Abstract: A method of manufacture of a plurality of brushes having heads of foam plastic, the heads of the plurality being produced simultaneously by stamping and securing around the head end of each brush handle. Various shapes of brush head can be manufactured, and the head end of the handle can be sized and shaped as desired to produce a brush head of desired size and shape.
    Type: Grant
    Filed: December 14, 1972
    Date of Patent: April 20, 1976
    Inventor: Werner Blankschein