Patents by Inventor Partiban Chengalvarayan

Partiban Chengalvarayan 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).

  • Unloading relief valve
    Patent number: 9764671
    Abstract: A valve for a brake cooling system may include a body including a first and a second end, a first at least one radial passage, and a second at least one radial passage fluidly communicable with the first end. A first seat may be disposed within the body proximate the first end, while a plug may include a stop, a collar, and a first trunk disposed between the stop and the collar. The collar and the first trunk may be disposed in the body while an adapter may include a second seat, a head, and a second trunk disposed between the second seat and the head. The second seat and the second trunk may be disposed in the plug with a chamber, fluidly communicable with the adapter and the first at least one radial passage, being defined in the first trunk of the plug. An actuator may be slidably disposed in the chamber, and be in operative association with a biasing member. A poppet may be in operative association with the biasing member and the first seat.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: September 19, 2017
    Assignee: Caterpillar Inc.
    Inventors: John Cody Vacca, Bala Natarajan Balashanmugam, Partiban Chengalvarayan, Daniel T. Mather, Carl Andrew McIlheran, Thomas Dale Morris
  • UNLOADING RELIEF VALVE
    Publication number: 20160327110
    Abstract: A valve for a brake cooling system may include a body including a first and a second end, a first at least one radial passage, and a second at least one radial passage fluidly communicable with the first end. A first seat may be disposed within the body proximate the first end, while a plug may include a stop, a collar, and a first trunk disposed between the stop and the collar. The collar and the first trunk may be disposed in the body while an adapter may include a second seat, a head, and a second trunk disposed between the second seat and the head. The second seat and the second trunk may be disposed in the plug with a chamber, fluidly communicable with the adapter and the first at least one radial passage, being defined in the first trunk of the plug. An actuator may be slidably disposed in the chamber, and be in operative association with a biasing member. A poppet may be in operative association with the biasing member and the first seat.
    Type: Application
    Filed: May 7, 2015
    Publication date: November 10, 2016
    Applicant: Caterpillar Inc.
    Inventors: John Cody Vacca, Bala Natarajan Balashanmugam, Partiban Chengalvarayan, Daniel T. Mather, Carl Andrew Mcllheran, Thomas Dale Morris