Patents Assigned to WEG EQUIPMENTOS ELÉTRICOS S.A.
  • Internal pressure attenuator device for rotating electrical machines able to operate in explosive atmospheres
    Patent number: 10199899
    Abstract: Disclosed herein are pressure attenuator devices for rotating electrical machines, The pressure attenuation device contains a screen with a plurality of openings, wherein the screen is positioned within the internal cavity and configured to segregate a flame front propagating from an ignition source formed by a combustion process originated in the cavity. Thus, with the use of the pressure attenuation device, an expressive reduction of pressure inside the cavity of the rotating electrical machine is obtained.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: February 5, 2019
    Assignee: WEG EQUIPMENTOS ELÉTRICOS S.A.
    Inventor: Cassiano Antunes Cezario