UT & UT-ASolenoid Type Under Thread Trimmer & Air-operated Under Thread Trimmer. UT devices are Under Thread Trimmer for Interlock Stitch Machines. UT device automatically cuts needle threads and looper threads under the fabric at the end of sewing or in the middle of sewing.After cutting the threads, the wiper pulls up the needle thread over the pressor foot. UT: Solenoid type. UT-A: Air-operated type
ST & ST-ASolenoid Type Top Cover Thread Trimmer & Air-operated Top Cover Thread Trimmer. ST devices are Top Cover Thread Trimmer for Interlock Stitch Machines. ST device automatically cuts top cover threads right after a UT device cut the needle threads and looper threads. ST devices are used combined with a UT device. ST2: Solenoid Type Top Cover Thread Trimmer. ST2-A: Air-operated Top Cover Thread Trimmer
| UT & ST device - specifications | |||
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UT-A32 | UT-A34 | UT-A34 / ST2-A |
| Operation | Air-operated | Air-operated | Air-operated |
| Under Thread Trimmer | Yes | Yes | Yes |
| Foot Lifter | Yes | Yes | Yes |
| Wiper | Yes | Yes | |
| Top Cover Thread Trimmer | Yes | ||
| Waste Collection | |||
| Remarks | Wiper & foot lifer works at once | Wiper & foot lifer works independently | No wiper |
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UT-A42 | UT-A44 | UT-A44 / ST2-A |
| Operation | Air-operated | Air-operated | Air-operated |
| Under Thread Trimmer | Yes | Yes | Yes |
| Foot Lifter | Yes | Yes | Yes |
| Wiper | Yes | Yes | |
| Top Cover Thread Trimmer | Yes | ||
| Waste Collection | Yes | Yes | Yes |
| Remarks | For machines with a left/right hand fabric trimmer | For machines with a left/right hand fabric trimmer | For machines with a left/right hand fabric trimmer |
| UT-A32 with waste collection function | UT-A34 with waste collection function | UT-A34/ST2-A with waste collection function | |
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UT-2 | UT-4 | UT4 / ST2 |
| Operation | Solenoid type | Solenoid type | Solenoid type |
| Under Thread Trimmer | Yes | Yes | Yes |
| Foot Lifter | Yes | Yes | |
| Wiper | Yes | ||
| Top Cover Thread Trimmer | Yes | ||
| Waste Collection | |||
| Remarks | |||
TG & SG device
Top Gathering Controller & Intermittent Gathering Controller
TG3 device
Top Gathering Controller
SG device
Intermittent Gathering Controller
YAMATO | VG 3721 S-8 | 2 NEEDLE HEMMING WITH LEFT HAND KNIFE Short cylinder bed 2-needle interlock-stitch machine with new left hand knife trimming mechanism for hemming of light weight material. This machine is fitted with »New Left Hand Knife« trimming mechanism, which has low stroke compact trimming knife, cuts the left side edge of folded material during sewing and ensure the quality with uniform edge of material. As standard the machine is available with walking foot for hemming. UTA 44 thread trimmer, air-operated spreader thread trimmer, compact servomotor Efka AB 220 und UN airoperated uncurl device. The new Super VG 3721S-8 with left knife, differential feed, top spreader and thread trimmer for hemming highly elastic materials like micro fibre.