Lesson 30-Wood Joints

1. Butt joint-simplest type of wood joint but it is weak.
2.Rabbet joint-L-shaped recess at the end or along the edge of a board.
3. Dado joint-to support shelves or drawers,bookcases & step ladders.
4. Miter joint-where 2 pieces of wood make a right angle usually used in making picture frame.
5. Lap joint-where 1/2 of the thickness or width of each member is removed.
Types:
a. End lap
b. Middle lap
c. Cross lap
6. Mortise & Tenon joint-consist of a rectangular recess(mortise) into which fits a rectangular projection(tenon). Exceptionally strong when accurately made.
Types:
a. Blind-hidden
b. Through-partially exposed
7. Dovetail joint-a wedge -shaped projections,shaped like a dove's tail.Usually for drawer construction.