Patents by Inventor Tom T. Kragh

Tom T. Kragh 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).

  • Actuator with electrical equipment enclosed in a separate enclosure made of a fire resistant
    Patent number: 8314525
    Abstract: An electrical actuator comprising a housing of plastic with a reversible low voltage motor (2), electrical equipment for controlling and supplying the motor with power, where the electrical equipment (19,15) is enclosed in an enclosure (20) of fire resistant material. By this the housing (1) can be designed according to strength, hygiene and sealing, while fire prevention as a result of defect in the electrical equipment can be limited to the separate enclosure.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: November 20, 2012
    Assignee: Linak A/S
    Inventors: Tom T. Kragh, René Sørensen, Finn Jacobsen