JUKI LH4578C Sewing Machine

Semi-dry head, 2-needle Lockstitch Sewing System Active tension mechanism is adoptedSeam quality is improved by introducing the separately-driven right and left active tension mechanisms. The needle thread tension is automatically corrected according the sewing speed. Consistently seam quality is, therefore, achieved regardless of changes in sewing speed. The needle thread tension is automatically corrected according to the remaining amount of bobbin thread. Seam quality is, therefore, stabilized even when the remaining amount of bobbin thread has reduced. In the case of using the automatic needle thread tension correction feature according to the remaining amount of bobbin thread, the bobbin-thread change notification signal is provided to warn the operator when the remaining amount of bobbin thread has reduced to the predetermined level. Active presser foot mechanism is adoptedThanks to the adoption of the active presser foot, the presser foot pressure can now be corrected accordin