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16. DIFFERENTIAL FEED
Differential feed is a system which “stretches” or
“gathers” the fabric, when amount of feed of front
The differential feed ratio ranges from 1 : 0.7 ~
1 : 2.0. Adjustment is made by means of the
differential feed adjusting lever pictured below.
stretch fabrics and fabrics cut on the bias.
Graduation “1.0” is differential feed adjusting lever
setting for ratio 1:1.
feed dog in relation to the rear feed dog is changed.
Use of differential feed is very effective in overedging
sleeves, yokes, front and back bodices, skirt hems,
assembling into garment.
Set differential feed adjusting lever knob below
graduation “1.0”. Setting of adjusting lever knob
depends on material being sewn as well as the
and test sew before sewing your garment.
When feed regulating dial is set at “3” or over, the
amount of feed of the main feed dog will change to
“3” automatically when adjusting lever knob is set
to 2.0.
feed adjusting lever knob to graduation “1.0”.
Gathered Overedge
Gathered overedge is most suited for shirring
etc. in stretch fabrics such as knits and jersey before
To set the differential feed adjusting lever
amount of gather therefore set knob to suit the fabric
Note: For normal overedge stitching, set differential
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