Patents by Inventor Fred M. Rosenbush

Fred M. Rosenbush 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).

  • Dual combined cycle air-conditioning system
    Patent number: 4021215
    Abstract: There is described a turbine/compressor air cycle system including a source of bleed air, means for feeding the bleed air directly to a turbine, means for adjustably feeding a portion of the bleed air to a compressor and means for feeding used cabin air to the compressor, the amount of bleed air being fed to the compressor being dependent upon whether high or low pressure bleed air is extant.
    Type: Grant
    Filed: May 3, 1976
    Date of Patent: May 3, 1977
    Assignee: United Technologies Corporation
    Inventors: Fred M. Rosenbush, Robert Telakowski