2.
POWER TRANSMISSION ASSEMBLY (VERTICAL NEEDLE BAR MOVEMENT,
THREAD TAKE-UP MOVEMENT AND ROTARY HOOK MOVEMENT)
Thread take-up
lever
Needle bar crank
Needle bar crank
rod
Needle bar clamp
Needle bar
Needle
Rotary hook
Thread take-up
Main shaft
Counter weight
T pulley
Main motor
Rotary hook shaft pulley
Upper shaft gear
Vertical shaft gear
Vertical shaft
Vertical shaft pulley
Timing belt
- 4 -
Hand wheel