Patents by Inventor Walter Iseman

Walter Iseman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • One-piece rotor shaft for two-pole rotor
    Patent number: 5323080
    Abstract: A two-pole generator rotor assembly including a one-piece shaft, a prewound field coil assembly and a one-piece shaft. The one piece shaft includes a pair of axially spaced shaft end portions and a substantially cylindrical portion integrally formed with the spaced shaft end portions and interposed therebetween. The substantially cylindrical central portion includes a through slot for accommodating the prewound field coil assembly, with the through slot including a pair of opposed wall portions adapted to engage an outer peripheral portion of the prewound field coil assembly and provide means for retention of the prewound field coil.
    Type: Grant
    Filed: May 7, 1993
    Date of Patent: June 21, 1994
    Assignee: Sundstrand Corporation
    Inventors: Mohammad Shahamat, Walter Iseman, Tyrone A. Johnsen, Roy D. Rasmussen
  • Composite rotor sleeve
    Patent number: 5122704
    Abstract: Leakage of a coolant into the air gap (16) of a dynamoelectric machine so as to cause undesirable windage losses may be avoided through the use of a composite rotor sleeve (44) including a continuous film (46) of polyimide material on its radially inner surface and surrounding the machine rotor (22).
    Type: Grant
    Filed: October 25, 1990
    Date of Patent: June 16, 1992
    Assignee: Sundstrand Corporation
    Inventors: Anthony Blakeley, Clarence F. Dolan, Walter Iseman