Wood: construction and joints

Question 1

What’s a carcase

Answer 1

• skeleton
• using boards rather than planks of wood
• cupboard/cabinet

Question 2

What’s a frame

Answer 2

• no supporting board
• triangulation
• structure

Question 3

Mortise and tenon

Answer 3

Adv.
- easy to assemble, no visible gap, capable, no screws required
Dis.
- time-comsume, expensive, difficult to make

Question 4

Housing (dado)

Answer 4

Adv.
- simple, tight fit, strength, allows expansion, no screws required
Dis.
- requires machinery for accuracy, difficult to make it perfect

Question 5

Mitre joint

Answer 5

Adv.
- no end grain show, useful for concealing, easy to make, lightweight
Dis.
- can be expensive, might not be strong, no interlocking

Question 6

Finger joint

Answer 6

Adv.
- make straight, less wood get wasted, durable, adhesive, no screws required
Dis.
- can crack easily, hard to smooth

Question 7

Rabbet joint

Answer 7

Adv.
- simple, easy, useful, cost effective
Dis.
- need precise measurement, end grain (gluing)

Question 8

Dowel joint

Answer 8

Adv.
- quick process, neat finished, strong, no screws required
Dis.
- alignment can be hard to make, uses a lot of dowel

Question 9

Biscuit joint

Answer 9

Adv.
- quick, easy to keep glue align
Dis.
- weak, not deep in the wood, glue along the edge to insert the biscuits

Question 10

Dovetail joint

Answer 10

Adv.
- strongest out of all joints, has large gluing area, looks neat
Dis.
- difficult to mark and cut, need precise

Question 11

Lap joint

Answer 11

Adv.
- simple, stronger than butt joint, easy to make
Dis.
- difficult to remove, don’t hold glue very well, require extra reinforcement

Question 12

Tongue and groove

Answer 12

Adv.
- edges are registered, stronger than butt joint, prevent 2 boards moving back and forth
Dis.
- strength, appearance

Question 13

Cross halving joint

Answer 13

Adv.
- strength, resist force well, long lasting
Dis.
- time-consuming, special, special tool needed