Table of Contents
Advertisement
(2) CARRIER UNIT MOVEMENT AND RIBBON FEEDING
Figure 5 shows rightward movement of the carrier unit and ribbon feeding due to motor revolutions.
Figure 6 describes the carrier unit's return to the home position, activated by the H solenoid.
PRINT
DIRECTION OF RIBBON MOVEMENT
HEAD UNIT
RIBBON CAM
RIBBON FEED BOARD
RIBBON CAM
R' : :tt
Ribbon is fed in the arrow direction when
ribbon is caught between ribbon cam and ribbon
feed board. When carrier unit returns leftward,
ribbon is not caught.
SPRING
RIBB~NI ~
\
FEED BOARD
RIBBON
Figure 5
CONSTRUCTION OF H
SOLENOID AND CLUTCH
m
CLUTCH
H SOLENOID;l
(JAW CLUTCH)
'j
,
---J<1
/ .
! ,
When H solenoid is pulled, the clutch is released
and the carrier unit returns to the leftmost home
position forced by the recovery spring.
CARRIER UNIT AND PRINT HEAD' UNIT
1/1/1111 //11 1111/111 1/1" 11//11/11/"" 1111/11111111111111111111111111 IIlIllIllllIIl/lIIlII 1/111/111 1111/
,
---'---------'
RECOVERY SPRING
Figure
6
8
Advertisement
Table of Contents
