Patents Examined by K.I.E. Tamni
  • Reduction of windage noise in dynamoelectric machines
    Patent number: 5886435
    Abstract: This apparatus is directed to reduction in emitted windage sound in dynamoelectric machines by detuning cavities formed in the ventilation spaces of the machine.
    Type: Grant
    Filed: September 24, 1997
    Date of Patent: March 23, 1999
    Inventor: James Henry Dymond