Patents Assigned to BENINA International AG
  • Hook system for a sewing machine
    Patent number: 8757075
    Abstract: For the continuous drive of a hook of a sewing machine, two drive cams (17) alternately engage in the back of the hook. During the passing of the upper thread loop, the respective drive cam (17) on which the thread would get hung up is out of engagement. The hook is situated in a conical hook race guide and is held therein by magnets.
    Type: Grant
    Filed: March 8, 2012
    Date of Patent: June 24, 2014
    Assignee: BENINA International AG
    Inventors: Severin Brunner, Niklaus Wacker, Hans Fluckiger, Georg Janouschek, Andre Stucki