Patents by Inventor William L. Kuivinen

William L. Kuivinen 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).

  • Two-stage turbo compressor
    Patent number: 4231702
    Abstract: A two stage compressor and the like which comprises first and second stage impellers, an inlet to and an outlet from each impeller stage, a crossover passage means from the first outlet to the second inlet located crossing the first inlet, adjustable guide vanes in the first inlet and fixed de-swirl vanes in the first outlet, the inlet to the second stage impeller being located radially inwardly to that of the first stage impeller.
    Type: Grant
    Filed: August 24, 1979
    Date of Patent: November 4, 1980
    Assignee: Borg-Warner Corporation
    Inventors: Sankaraiyer Gopalakrishnan, William L. Kuivinen
  • Two-stage turbo compressor
    Patent number: RE31259
    Abstract: A two stage compressor and the like which comprises first and second stage impellers, an inlet to and an outlet from each impeller stage, a crossover passage means from the first outlet to the second inlet located crossing the first inlet, adjustable guide vanes in the first inlet and fixed de-swirl vanes in the first outlet, the inlet to the second stage impeller being located radially inwardly to that of the first stage impeller.
    Type: Grant
    Filed: September 18, 1981
    Date of Patent: May 31, 1983
    Assignee: Borg-Warner Corporation
    Inventors: Sankaraiyer Gopalakrishnan, William L. Kuivinen