Ten′on.
(Carpentry.) The projecting end of a piece of timber fitted for insertion into a mortise, formed by cutting away a portion on one or more sides; sometimes made cylindrical. The usual joint in putting up wooden frames, whether of buildings or machines. a, tenon. b, mortise. c, relish. d, dovetail tenon and key. Tenons are secured in their mortises by pins, or by giving them a dovetail, which is driven into the undercut mortise by means of a wedge or backingblock d.
Tenons. |