Wedged Through Tenon Joint Plans

wedged through tenon joint plans

The wedged through tenon is like a through mortise and tenon, but is held in place mechanically by two wedges. The mortise is angled outward to create a captured dovetail shape that prevents the two pieces from pulling apart. This joint is usually glued together.

The design is in 1″ (4/4) stock, but the same ratios can be scaled for larger stock.

Important things to pay attention to with this joint:

  • Make sure to drill a hole at the bottom of the kerfs in the tenon. This will stop the wood from splitting.
  • When calculating the width of your wedge, make sure to add the thickness of your saw kerf to that number. For example, if your