Patents Assigned to E-Tech Corporation
  • Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator
    Patent number: RE40320
    Abstract: A permanent magnet alternator including a stationary stator including a plurality of spaced stator poles projecting inwardly from the stator, a winding circuit wound through the spaces between the stator poles, a rotor assembly mounted for rotation within the stator, including a plurality of permanent magnets fixedly mounted on an outer circumferential surface of the rotor in alternating polarity, and a retaining shield for reducing the effects of centrifugal motion of the rotor during operation of the alternator.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: May 20, 2008
    Assignee: E-Tech Corporation
    Inventors: Julius J. Stevens, William C. Edmundson, Ronald E. Murray, Craig G. Young