Patents by Inventor Jack Rondot

Jack Rondot 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).

  • High-head multistage pump-turbine
    Patent number: 4589821
    Abstract: A hydrostatic bearing supplied with pressurized water positioned as a seal between the shaft of a pump-turbine and a suction bend adjacent the lower end of the shaft. The hydrostatic bearing replaces the conventional labyrinth joint usually located above the lower shaft bearing, and may additionally replace the lower bearing itself.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: May 20, 1986
    Assignee: NEYRPIC
    Inventors: Jack Rondot, Severin Casacci