1.3 Methods of Joining and Use of Components

Question 1

What will a good seam be?

Answer 1

• Strong and durable
• Smooth and even
• Accurately sewn

Question 2

What are the four types of seam?

Answer 2

• Plain/open seam
• French seam
• Fell/double machined seam
• Lapped seam

Question 3

What are the characteristics of plain seam?

Answer 3

Simple and quick to construct and strong but not suitable for products that undergo lots of strain

Question 4

What type of finish does plain seam have?

Answer 4

Needs edge finishing to stop fraying during wear and washing

Question 5

What are the uses of plain seam?

Answer 5

Suitable for all normal-weight fabrics, used on most garments, household textiles and sporting goods

Question 6

What type of finish does french seam have?

Answer 6

Self-finishing as all the raw edges are enclosed

Question 7

What are the characteristics of french seam?

Answer 7

More challenging and time consuming and strong, can be bulky

Question 8

What are the uses of french seam?

Answer 8

Used with delicate, fine, sheer fabrics that are prone to fraying, suitable for lightweight clothing, lingerie and childress wear

Question 9

What type of finish does fell seam have?

Answer 9

Self-finishing as all the raw edges are enclosed

Question 10

What are the characteristics of fell seam?

Answer 10

Challenging and time consuming to construct, strong and gives a decoration feature

Question 11

What are the uses of fell seam?

Answer 11

Used on products that withstand heavy wear and frequent washes such as shirts, jeans, trousers and overalls

Question 12

What are the characteristics of lapped seam?

Answer 12

Simple and quick, strong, flat smooth finish and gives a decorative effect

Question 13

What are the uses of lapped seam?

Answer 13

Used on bulky fabrics that do not fray such as fleece and artificial leather such as pleather

Question 14

What do edge finishes do?

Answer 14

Give a neat appearance and prevent fraying, helping increase the life of a product

Question 15

What are zips?

Answer 15

secure fastenings but if they break they are difficult to repair which can cause the product to become unusable

Question 16

What are poppers used for?

Answer 16

fasten an opening where a smooth flat closure is desired

Question 17

What happens if a popper breaks?

Answer 17

it is impossible to replace as a hole is left in the fabric

Question 18

Where are clips used?

Answer 18

on luggage and sporting equipment

Question 19

What do buckles do?

Answer 19

fasten narrow products like belts or bag straps

Question 20

What are claps used on?

Answer 20

bags, coats and swimwear

Question 21

Why are d-rings not secure?

Answer 21

they rely on friction between the strap and the rings to stay in place

Question 22

What are hooks and eyes used on?

Answer 22

bras, top of some dresses, trousers

Question 23

What are fabric and ribbon ties used for?

Answer 23

decorative fastenings, not very secure but are cheap and easy

Question 24

What working techniques are needed for knitted fabrics?

Answer 24

Avoid stretching fabric when pinning and cutting out and finish seams edges with an over locker, use interfacing to strengthen and stop sagging

Question 25

What type of stitch is needed for knitted fabrics?

Answer 25

A stretch stitch with polyester thread as it is strong and has some give

Question 26

What type of needle is needed on knitted fabric?

Answer 26

Ballpoint needle to prevent snagging

Question 27

What working techniques are needed for stretch fabrics?

Answer 27

Use a stretch stitch with polyester sewing thread and use a fine interfacing to maintain stretch

Question 28

What type of needle is used on stretch fabrics?

Answer 28

A fine ballpoint needle to prevent snagging

Question 29

What working techniques are needed for checked and patterned fabrics?

Answer 29

Use a nap layout to achieve symmetry and continuity of the pattern, cut in bias and use a walking foot to stop seams moving

Question 30

What working techniques are needed for directional fabrics?

Answer 30

Use a with nap layout to avoid pattern and shade variations, pin in seam allowance, finish seam edges quickly to prevent fraying

Question 31

What type of needle is needed for directional fabrics?

Answer 31

Fine, sharp needles to prevent snagging

Question 32

What working techniques are needed for sheer fabrics?

Answer 32

Sandwich fabric in tissue paper to prevent sliding, pin in seam allowance, use same fabric to strengthen areas

Question 33

What type of needles are used on sheer fabrics ?

Answer 33

Fine pins, sharp needles and scissors to avoid snagging