Patents Assigned to Åm System AB
  • Device for generating sound
    Patent number: 6188313
    Abstract: A device for regenerating powerful acoustic pressure comprises at least an arrangement for generating sound while utilizing the flextensional technique, i.e. having at least one surface element (2), the opposite ends (4, 5) of which are arranged to be influenced to oscillate away from and towards each other, and the surface element oscillating transversely thereto and generating sound.
    Type: Grant
    Filed: October 13, 1999
    Date of Patent: February 13, 2001
    Assignee: Åm System AB
    Inventor: Lars Stahl