Patents by Inventor Jonas Zachrisson

Jonas Zachrisson 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).

  • Publication number: 20080061105
    Abstract: The invention relates to an electrically powered tool for fastening elements and comprising a moving shuttle (10) connected to a driver (13), and an actuator motor having at least two electromagnetic yoke assemblies (8, 9), cooperating with said shuttle (10) which is arranged to be displaced in relation to said yoke assemblies (8, 9), wherein each yoke assembly (8, 9) has electric coils (15) arranged for generating a magnetic field through the shuttle (10), and a control unit which controls the current in the coils (15) to generate a magnetic field so that a force is generated for displacing said shuttle (10). According to the invention, the yoke assemblies (8, 9) are arranged for generating a magnetic field which is directed generally perpendicular to the direction of movement of said shuttle (10).
    Type: Application
    Filed: June 17, 2005
    Publication date: March 13, 2008
    Inventors: Jonas Zachrisson, Per Sundstrom