Patents by Inventor Benjamin E. Kelly

Benjamin E. Kelly 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).

  • Surge-damping vacuum valve
    Patent number: 4195664
    Abstract: A valve having a mechanism for damping out flow surges in a vacuum system which utilizes a slotted spring-loaded disk positioned adjacent the valve's vacuum port. Under flow surge conditions, the differential pressure forces the disk into sealing engagement with the vacuum port, thereby restricting the flow path to the slots in the disk damping out the flow surge.
    Type: Grant
    Filed: January 25, 1978
    Date of Patent: April 1, 1980
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Jack C. Bullock, Benjamin E. Kelly
  • Electrochemical cell with calcium anode
    Patent number: 4154903
    Abstract: An electrochemical cell comprising a calcium anode and a suitable cathode in an alkaline electrolyte consisting essentially of an aqueous solution of an hydroxide and a chloride. Specifically disclosed is a mechanically rechargeable calcium/air fuel cell with an aqueous NaOH/NaCl electrolyte.
    Type: Grant
    Filed: May 17, 1978
    Date of Patent: May 15, 1979
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: John F. Cooper, Pamela K. Hosmer, Benjamin E. Kelly