Joints in materials

1. Disassembled

1.1. Nuts and bolts

1.2. Wood couplings

1.2.1. Flat

1.2.2. Dovetail

1.2.3. Square

2. Fixed

2.1. Adhesives

2.2. Nails

2.3. Rivets

2.4. Staples

2.5. Welding

3. Articulated

3.1. Hinges

3.2. Ball and socket joint

3.3. Cardan joint