Patents by Inventor Murray Townsend

Murray Townsend 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).

  • Plunger with annular exterior seals and method of installing annular seals on an exterior surface of a plunger
    Publication number: 20070022874
    Abstract: A method of installing annular seals on a plunger. A first step involves positioning an annular seal on a seal installation tool adapted to hold the annular seal in an expanded state. A second step involves positioning the annular seal so that the annular seal overlies a body of a plunger. A third step involves transferring the annular seal from the seal installation tool to a seal groove in the body of the plunger.
    Type: Application
    Filed: February 7, 2006
    Publication date: February 1, 2007
    Inventor: Murray Townsend