CB-638, 640, 641, 643, 671 (June, 2001) 1/2
CB-641
Model
CB-638
CB-640
CB-641
CB-643
CB-671
Feature
One-piece-sole presser foot gives proper fullness to rolled lapels and collars.
Short arm presser foot ensures fine finish especially when working on
light-weight garments.
Universal throat plate enables a single machine to blindstitch various
materials independent of weight.
This machine is for book-seaming edges of curtains and piece goods etc.
It is fitted to turn up the edge automatically and eliminates the need for
piping.
The latest model capable of blindstitching the circular edges by its unique
differential-feed system, even partially with pedal operation.
Saves operator training time and increases your production rate.
Applications
For padding rolled lapels and collars of coats and jackets.
For hemming the bottoms of ladies' and children's
dresses, skirts, slacks etc.
For general blindstitching on blouses, foundation
garments, shirts, slacks cardigans etc.
CB-640: For light- and medium-weight materials
CB-641: For light- , medium- and heavy-weight materials
For hemming light- and medium-weight flare skirt.
For curtains and piece goods.
For hemming light- and medium-weight flare skirt
bottoms, round tablecloths and other circularedge
workpieces.
FEATURES
Model name
Stitch type
Max. sewing speed
Stitch length
Feed system
Differential-feed ratio
Skip stitch
Max. lift of the presser foot
Needle
(at the time of delivery)
Thread
Penetration width
Penetration depth
Lubrication
Lubricating oil
Weight of the machine head
SPECIFICATIONS
CB-638
Single-thread, Chainstitch Blindstitcher
CB-640
CB-641
(with universal throat plate)
CB-643
(with book-seaming folder)
Single-thread, Chainstitch Blindstitcher with Skip-stitch Device
CB-671
Single-thread, Differential Top-feed Chainstitch Blindstitcher
with Skip-stitch Device
CB-638
CB-640
CB-641
CB-643
CB-671
Single-thread chainstitch/Blindstitch (stitch type 103)
2,500rpm
3
〜
8mm
Top-feed
―
Differential top-feed
Max. 1:1.5
(main feed: sub feed)
Non-skip (1:1)
stitch only
Skip (2:1) stitch and Non-skip (1:1) stitch
By knee: 9mm
LW
×
6T (#14) #11, #16 43: 45CC (Nm90) Nm75, Nm100
#100
〜
#50, B33, Nm=120/3
3 mm (fixed)
Max. 0.8 mm
By an oiler
JUKI New Defrix Oil No.1 (equivalent to ISO VG7)
25kg
27kg
10
Summary of Contents for ACF-164-1903
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