Direct Drive Electronic Button Hole Machine.
The Juki LBH-1790 direct drive electronic button hole machine is known for its high speed buttonhole functions.The thread tension and main drive mechanisms in LBH-1790 is electronically controlled with easy control options. Pre-loaded with 30 button hole patterns to accommodate for different buttonholing jobs. Machine can work with a wide variety of fabrics from dress shirts, workwear, t-shirts, blouses, sweaters and more.
The machine is provided as standard with as many as 30 stitch patterns for buttonholing.
The machine eliminates oil stains on the sewing product.
JUKI's unique active tension (Electronic thread tension control system).
Frame shape offers improved operability.
Basting stitch mechanism is effective for the production of beautiful buttonholes.
Sewing settings can be easily changed.
Shorter length of bobbin thread remaining on the material
Max. 4,200rpm, Normal 3,600rpm
Needle bar stroke
Size of cloth cutting knife
6.4 31.8mm (1/4" 1-1/4")
Max. 41mm (optional: 70mm, 120mm)
Precision of needle throwing mechanism
Needle thread tension
Active tension (electronic thread tension control system)
Number of stitches
Automatically computed from the size of the buttonhole
Needle (at the time of delivery)
DP5 (#11J) #11J #14J
DP type, full-rotary hook
Lift of the work clamp
Provided as standard (stepping motor type)
Needle throwing system
Cloth feeding system
Intermittent feed by stepping motor
Cloth cutting knife system
By double-acting solenoid
Number of standard patterns
Number of patterns that can be input
Max. 99 patterns
Bobbin thread winder
Built-in the machine head
Machine head drive system
Compact AC servomotor (direct-drive system)
Power requirement / Power consumption
Single-phase 220V, 230V, 240V 3-phase 200 240V/600VA