Patents by Inventor Roger E. Rumney

Roger E. Rumney 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).

  • Snow hydrant
    Patent number: 4703776
    Abstract: A method and device for valving liquid flow through a conduit which avoids high pressure flow characteristics such as valve chatter due to turbulence and turbulence-enduced corrosion by spoiling the flow of liquid so as to break up the liquid front into diverse streams and thereafter closely regulating flow through the incipient stage to full flow stage.
    Type: Grant
    Filed: February 12, 1986
    Date of Patent: November 3, 1987
    Inventor: Roger E. Rumney