Patents by Inventor Mark Lackley

Mark Lackley 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).

  • Adjustable tenoning shim
    Patent number: 6675849
    Abstract: The invention relates to a device and method for making tenons using an adjustable shim placed between cutting blades. The adjustable shim has a plate with a recess capable of accepting spacers of varied thicknesses and a cover that encloses any of the spacers placed in the recess. The thickness of the adjustable shim is adjusted by placing spacers in the recess to shim apart the cutting blades leaving between them a distance approximately equal to the desired tenon thickness.
    Type: Grant
    Filed: February 19, 2003
    Date of Patent: January 13, 2004
    Inventor: Mark Lackley