Patents by Inventor Mervin D. Stanley

Mervin D. Stanley 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).

  • Abandoning plug for hose nozzle
    Patent number: 4823977
    Abstract: An abandoning plug assembly for sealing off fire hydrant ports including inner and outer retainers with a fastener connected therebetween. The inner retainer being reversible between two positions so that the assembly can accommodate port barrels of varied length using a fastener of a single length.
    Type: Grant
    Filed: July 6, 1988
    Date of Patent: April 25, 1989
    Assignee: Mueller Co.
    Inventors: Mervin D. Stanley, Joseph L. Daghe
  • Operating wrench for tamperproof hydrants
    Patent number: 4690019
    Abstract: A tamperproof fire hydrant which can only be operated with use of a special operating means or tool thus preventing the opening of the hydrant by unauthorized persons for unauthorized use. The hydrant is provided with the usual polygonal end portion of the rotatable operating nut extending out of the top closure member. A dome shaped cap is mounted on the polygonal end portion of the operating nut for free rotation relative thereto, the dome shaped cap having a skirt with the lower edge thereof spaced from the tubular hold down nut or top closure member of the fire hydrant to provide a limited access space to the polygonal end portion for reception of the special operating means. The special operating means is also capable of being used as a tool to remove the nozzle cap off of the usual nozzle and to install the hose coupling on the nozzle.
    Type: Grant
    Filed: November 15, 1985
    Date of Patent: September 1, 1987
    Assignee: Mueller Co.
    Inventors: Joseph L. Daghe, Dennis W. Humes, Mervin D. Stanley, Gary L. Bouc
  • Operating wrench for tamperproof hydrants
    Patent number: 4554944
    Abstract: A tamperproof fire hydrant which can only be operated with use of a special operating means or tool thus preventing the opening of the hydrant by unauthorized persons for unauthorized use. The hydrant is provided with the usual polygonal end portion of the rotatable operating nut extending out of the top closure member. A dome shaped cap is mounted on the polygonal end portion of the operating nut for free rotation relative thereto, the dome shaped cap having a skirt with the lower edge thereof spaced from the tubular hold down nut or top closure member of the fire hydrant to provide a limited access space to the polygonal end portion for reception of the special operating means. The special operating means is also capable of being used as a tool to remove the nozzle cap off of the usual nozzle and to install the hose coupling on the nozzle.
    Type: Grant
    Filed: May 22, 1985
    Date of Patent: November 26, 1985
    Assignee: Mueller Co.
    Inventors: Joseph L. Daghe, Dennis W. Humes, Mervin D. Stanley