Patents Assigned to BBC Brown Boveri & Comapny Limited
  • Protective screen, especially a protective screen for drift sand, for an electrical air-cooled machine
    Patent number: 4078477
    Abstract: A protective screen or grating, especially a protective screen or grating for drift or blown sand or the like, for an electrical air-cooled machine, comprising essentially vertically arranged profile ledge members disposed in at least two rows, the profile ledge members being provided with at least one row of guide devices located downstream with respect to the flow direction of the cooling air and forming channel walls.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: March 14, 1978
    Assignee: BBC Brown Boveri & Comapny Limited
    Inventor: Hans Dieter Sommer