Lower Thread Trimmer Mechanism - Brother HE-800B Service Manual

5. MECHANICAL DESCRIPTIONS

5-10. Lower thread trimmer mechanism

1. Pulse motor
2. Driving gear
3. Presser driving arm
4. Presser foot lifter connecting rod
5. Lower thread trimmer cam lever
6. Lower thread trimmer cam
7. Lower thread trimmer cam connecting rod
8. Lower thread trimmer cam connecting rod
9. Lower thread trimmer link
10. Lower thread trimmer connecting rod
11. Knife driving lever
12. Collar
13. Lever
14. Lower thread retainer
15. Lower thread clamp plate
16. Lower thread presser
17. Fixed knife set
47
<12> Fixed knife set
HE-800B
0659D