Ribbon Feed Assembly - Epson TM-U950 Technical Manual

CONFIDENTIAL

Ribbon Feed Assembly

The ribbon feed assembly is mounted on the right side of the carriage frame and consists of the
parts shown in Figure 2-28.
Ribbon feed operation
When the carriage motor gear turns in the
ribbon feed transmission gear and planet gear. The planet gears
small gear wheel of the ribbon feed transmission gear, moving in the
movement causes the ribbon feed planet lever to rotate in the
gear
2
interlocked with the ribbon feed gear, the ribbon feed gear rotates in the
When the carriage motor gear rotates in the
rotates in the
direction.
This movement causes the ribbon feed planet lever to rotate in the
planet gear
the
2-18 Mechanism Configuration and Operating Principles
Figure 2-28. Ribbon Feed Assembly
moves until it interlocks with the planet gear
direction, and the planet gears
f
moves until it interlocks with the ribbon feed gear, causing this gear to rotate in
1
direction.
d
direction, the rotation is transmitted to the
a
and
1
direction, and the planet
c
. Since the planet gear
3
direction, the ribbon feed transmission gear
e
and rotate and move in the
1 2
h
rotate around the
2
direction. This
b
is always
3
direction.
d
g
direction, so that the
Rev. A