I. PRINCIPAL MECHANISMS
1. MECHANICAL CHART
Thread take-up lever assembly
Needle bar supporter
Needle
bar crank
Needle
crank
bar
Needle
bar clamp --�
Needle
bar
Eccentuc counter
weoght
rod
feed
Verucal
Lower shah Horozontal
roller
feed
feed
Horozontal
mechanism
shah
regulaung
-
-
1
Balance wheel
Clutch mechanosm
Linear actuator
Lower
p
l
y
timong
ul
e