Patents by Inventor Rangarajan Vijayaraghavan

Rangarajan Vijayaraghavan 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).

  • Foil journal bearing having straight foils useful for providing support for high speed rotors and a process for fabricating said bearing
    Patent number: 5536087
    Abstract: A foil journal bearing having straight foil useful for providing support for a high speed rotor and a process for manufacturing the foil journal bearing, said foil journal bearing comprising an outer holder enclosing an inner holder, the inner holder being provided with a plurality of slots for straight flexible foils one end of which being fixed in the corresponding slot of the inner holder, the other end being left free so as to support the rotor of a machine when the bearing is fixed to the machine.
    Type: Grant
    Filed: March 2, 1995
    Date of Patent: July 16, 1996
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ramamurthy S. R. Rao, Rangarajan Vijayaraghavan, Siddalingappa Siddananjappa, Arun K. Vyasamurthy