18
A button hole is largely composed of the up bartack part(head), the down bartack part(tail) and the zigzag (body).
※ Structure of a Pattern
8) A button hole structure
No. of eyelet stitches
Compensate
the Y knife
space
Compensate
the width
Compensate
the right
X knife
space
Compensate
the left X
knife space
Offset
Compensate
the slant
Up Bartack part
Button length
Down bartack
length
Zigzag part
Down Bartack part
1) When shipped out from the factory, the up bartack part is set at eyelet shape pattern, while the down
bartack part is set at N/A.
2) In order to use “*1 Eyelet”, the parameter group A-16 should be changed to “1”.
3) Install the eyelet-dedicated needle plate, clamp, cutter and hammer before sewing the eyelet pattern.
Otherwise, it might cause damage to the sewing machine.
Caution
Pattern
1.Up bartack
(Up Bar)
1. Radial
2.Zigzag
(zigzag)
2. Eyelet
*
1
3.Down bartack
(Dn Bar)
4. Up bartack
(Up Bar)
1. N/A
2. Taper
3. Tack
Eyelet
4. Radiation shape
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