Mortise and tenon construction

What is mortise and tenon construction?

A mortise (occasionally mortice) and tenon joint connects two pieces of wood or of material. Woodworkers around the world have used it for thousands of years to join pieces of wood, mainly when the adjoining pieces connect at right angles. In its most basic form, a mortise and tenon joint is both simple and strong.

Why is the mortise and tenon joint the strongest?

The mortise and tenon joint is another one of the strongest and most appealing woodwork joints able to be made because of its flush fitting design. The double and twin tenons are exactly as they sound being two tenons next to each other which create an even stronger joint .

How is the mortise and tenon joint made?

The mortise and tenon joint functions by inserting one end of a piece of wood into a hole in another piece of wood. It’s that simple. Like the dovetail joint , a mortise and tenon can be carved by hand, but that requires a certain skill level and aptitude for using a wide variety of hand tools.

Why is it called mortise and tenon?

Near the German city of Leipzig, archeologists discovered the oldest preserved wood-frame architecture in the world. These ancient houses, dating to about 7,000 years ago, were built with mortise and tenon joints. Later, the ancient Romans made heavy use of this technique in wood-frame construction and stonework.

What is the purpose of a Haunched Tenon?

The haunched mortise and tenon provides a joint where the mechanics are hidden from all but one face, whilst also preventing cupping of the tenoned component. It is widely used for connecting table rails to legs, and for door style to rail joints.

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Do you glue mortise and tenon joints?

The one method you should not use when gluing the mortise and tenon joint is brushing glue only on the tenon faces and inserting the tenon into the mortise . As you can see in the video, nearly all the glue will be forced out of the joint , making for very little adhesion and a real mess.

What is stronger dowels or screws?

Dowel Strength Dowel joinery is stronger than screw joinery. The increased glue surface caused by the glue deeply penetrating the wood gives the dowel more holding power. Screws will easily strip out in these materials, while dowels will not strip when the doweled joint is allowed to set up with glue.

Are biscuits stronger than dowels?

Biscuits don’t really add much strength. They are more for alignment, where the dowels will add a good deal of strength. When done correctly, a biscuit joint is at least as strong as a similar size mortise and tenon joint, and decidedly stronger than a dowel joint.”

How deep should a mortise and tenon joint be?

But as a general guideline, make the tenon about 13 the total thickness of the tenoned workpiece, and about 1223 as long as the width of the mortised workpiece. Though it’s not structurally necessary, cutting a shoulder adjacent to the rail’s edge as well as the face allows you to completely hide the mortise .

What is the strongest wood joint?

Mortise and Tenon Woodworking

What does mortise mean?

noun. a notch, hole, groove, or slot made in a piece of wood or the like to receive a tenon of the same dimensions. a deep recess cut into wood for any of several other purposes, as for receiving a mortise lock.

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What does mortise lock mean?

A mortise lock (also spelled mortice lock in British English) is a lock that requires a pocket—the mortise —to be cut into the edge of the door or piece of furniture into which the lock is to be fitted.

What two tools are used to make a mortise and tenon joint?

Tools needed for cutting mortice and tenons by hand: Mortice gauge . Mortice chisel . Steel rule. Marking knife . Pencil . Steel square . Tenon saw . Clamp.

How do you cut a Haunched mortise and tenon?

surface area. Begin by. laying out. the mortises . Draw a diagonal. Lay out the. mortise’s . haunch and. lower end. Rout a shallow. groove. to begin making. Chop the. mortise . using a mortising . Make the. tenon using. a tenoning jig, Clamp a. spacer. board between. Remove the. spacer to. cut the tenon’s . Saw the. tenon’s . shoulders.