Patents by Inventor Jan T. Hakansson

Jan T. Hakansson 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: 4969308
    Abstract: An apparatus for delivering in strip form packaged drinking straws, includes a device for severing the strip on a pivotal drum. The severing device pivots to transfer the individual packed straws to a vacuum cylinder, which is intermittently pivotal to pick up the individualized straws from the drum, and transfer the individual straws to a conveyor section. The conveyor section includes a continuous loop of track having an upper linear section of track and a lower linear section of track. A plurality of pressure arms are connected to the track where, each contains a vacuum holding mechanism adjacent to a free end for retaining the individual straws. The vacuum cylinder is mounted to a slide mechanism which is translatory relative to the upper linear section of the continuous track to position the individual packaged straws on the pressure arms of the conveyor mechanism.
    Type: Grant
    Filed: June 29, 1989
    Date of Patent: November 13, 1990
    Assignee: Tetra Pak Finance & Trading S.A.
    Inventor: Jan T. Hakansson
  • Patent number: 4372797
    Abstract: A method for the application of suction tubes to packing containers is disclosed. Portion-sized packages for juice and the like are often equipped with suction tubes to facilitate the emptying thereof. The suction tubes, which for reasons of hygiene are individually wrapped in paper, are very light and therefore difficult to handle and to attach to the outside surface of the packing container by mechanical means.The wrapped tubes are separated from a continuous band while an adhesive is applied to the containers. The containers and tubes ae oriented in relation to each other and then the tubes are attached to the containers.
    Type: Grant
    Filed: June 2, 1981
    Date of Patent: February 8, 1983
    Assignee: Tetra Pak International AB
    Inventors: Rolf M. Dilot, Jan T. Hakansson
  • Patent number: 4293369
    Abstract: A machine for the application of suction tubes to packing containers is disclosed. Portion-sized packages for juice and the like are often equipped with suction tubes to facilitate the emptying thereof. The suction tubes, which for reasons of hygiene are individually wrapped in paper, are very light and therefore difficult to handle and to attach to the outside surface of the packing container by mechanical means.The disclosed machine separates the wrapped tubes from a continuous band, applies an adhesive, orientates each packing container and tube in relation to each other and attaches the tube to the container.
    Type: Grant
    Filed: January 23, 1979
    Date of Patent: October 6, 1981
    Assignee: Tetra Pak International AB
    Inventors: Rolf M. Dilot, Jan T. Hakansson