Patents by Inventor James R. Palumbo

James R. Palumbo 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).

  • Water drain valve for fluid tank on locomotive
    Publication number: 20030024567
    Abstract: A drain valve for a cooling system of a locomotive engine includes an orifice disposed in fluid communication with the cooling system of the engine, a flow restricting element communicable with the orifice, and an actuator mechanism disposed in mechanical communication with the flow restricting element. The actuator mechanism is fabricated of a shape memory metal.
    Type: Application
    Filed: July 31, 2001
    Publication date: February 6, 2003
    Inventors: Andrew R. Spriegel, James R. Palumbo, Todd C. Cronin