Patents by Inventor Harold Duggin

Harold Duggin 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).

  • Jig apparatus
    Patent number: 7434604
    Abstract: A jig apparatus for aiding in the formation of a variety of mechanically interconnecting structures or joints in workpieces. The jig apparatus may include a base and a template mounting system for adjustably positioning a template with respect to the base. A securing system for securing a workpiece in a desired position may be included. The jig apparatus may also include a repeatable template positioning system. Additionally, a quick-change template guide system may be used with a router and template for removing material from a workpiece. A router bit positioning system for aiding in establishing a pre-determined bit depth may be included.
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: October 14, 2008
    Assignee: Black & Decker Inc.
    Inventors: Steven D. McDaniel, Harold Duggin
  • Jig apparatus
    Publication number: 20060283524
    Abstract: A jig apparatus for aiding in the formation of a variety of mechanically interconnecting structures or joints in workpieces. The jig apparatus may include a base and a template mounting system for adjustably positioning a template with respect to the base. A securing system for securing a workpiece in a desired position may be included. The jig apparatus may also include a repeatable template positioning system. Additionally, a quick-change template guide system may be used with a router and template for removing material from a workpiece. A router bit positioning system for aiding in establishing a pre-determined bit depth may be included.
    Type: Application
    Filed: April 7, 2006
    Publication date: December 21, 2006
    Inventors: Steven McDaniel, Harold Duggin