Patents by Inventor Frank E. Sherman

Frank E. Sherman 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).

  • Patent number: 4501308
    Abstract: The following specification sets forth a hinge template guide. The hinge template guide facilitates routing of a door jam or frame by means of a router within a prescribed pattern formed by the template. The template has an opening therein for moving the router over the door frame or jam in a prescribed manner so as to cut an opening within the jam for mounting a hinge. The template guide is supported by means of sharpened pins which are driven into the door jam on a temporary basis and are removed by pivotal lever arms mounted on a bracket that are spring biased and journaled for removal of the pins by a levered removal thereof. The entire template is adjustable with regard to the dimensions that are to be cut by means of a rotatable adjustment means for providing the template at a specified margin on the door jam.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: February 26, 1985
    Inventor: Frank E. Sherman