Patents by Inventor Dick Pettersson

Dick Pettersson 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: 6754933
    Abstract: A heated wiper mechanism, arranged to prevent ice from building up on the articulated wiper arm structure of a vehicle windshield wiper carrying a flexible strip (1), the heater mechanism including an electrically supplied, heat radiating wire (9) supported on said windshield wiper, the heat radiating wire (9) being an integral, closed loop electrical resistance wire enclosed by a flexible tubing and being supported at a level near an upper, backside portion of the strip (1) for radiating heat to the articulated wiper arm structure. The wire (9) is supported by saddle-shaped clips (13) engaging the sectional profile of the backside portion of the strip (1) and reaching, with opposing free ends of the clip, on both longitudinal sides of the strip for holding the heated wire (9) in snap lock attachment.
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: June 29, 2004
    Inventor: Dick Pettersson
  • Patent number: 5634233
    Abstract: A device for cleaning the wiper blades of a vehicle windscreen wiper, wherein the device has the form of a self-adhesive flat foil strip which is intended to be affixed to the outside of the windscreen of the vehicle in the region of the path swept out by the wiper blade. The side of the strip which faces outwardly when the strip is affixed to the windscreen presents at least two smooth, sharp-edged rectangular ribs of rectangular cross-section which extend continuously along the full length of the strip and which are spaced from one another and from the respective edges of the strip.
    Type: Grant
    Filed: January 17, 1995
    Date of Patent: June 3, 1997
    Inventor: Dick Pettersson