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
