Patents by Inventor Bengt O. Hansson

Bengt O. Hansson 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: 4289439
    Abstract: A manure removing machine carried by a vehicle having a mechanically driven feeder screw for taking up manure and other waste material where the machine includes an elongated horizontal casing around the feeder screw and a receiving mouth axially disposed in the casing. The casing at one end is connected to a tube directed vertically upward and guided into a tube socket that is fixed to the vehicle. The socket is in communication with a collection box carried by the vehicle. The feeder screw and casing are rotatable outward from under the vehicle to a position perpendicular to the longitudinal axis of the vehicle.
    Type: Grant
    Filed: October 25, 1978
    Date of Patent: September 15, 1981
    Assignee: Aktiebolaget Sundsvalls Specialprodukter
    Inventor: Bengt O. Hansson