Patents by Inventor Darrel P. Mehan

Darrel P. Mehan 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).

  • Method and apparatus for inserting a plate nut into a blind cavity
    Patent number: 6519830
    Abstract: A method and apparatus for inserting a plate nut into the interior of a closed cavity through one enlarged opening includes an annular insert that is used to fill the enlarged opening once the plate nut is inserted. Once in place the plate nut may be held in position through the other openings while the insert is fitted and compressed by threaded engagement. The plate nut body may be shaped in various forms to fit various structural spaces in each instance insertable through the opening that is later covered by the insert. A hinged tool threadably engaged to the plate nut may be utilized in the course of the installation and thereafter removed.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: February 18, 2003
    Inventor: Darrel P. Mehan