Panasonic KX-P1150 - Manual (Page 13)

KX-P1150
Fig,1 (Bottom View)
6.1.4 Ribbon Cassette Drive Mechanism
This function performs the ribbon feed operation in
accordance with the movement of the carriage. The
ribbon cassette drive mechanism is shown in Figures
1 and 2.
This mechanism gives uniform ribbon feed
regardless of the direction of the carriage movement.
It consists of the rack gear 0 , ribbon drive gear (§)
with the ribbon feed hub and 3 gears.
When the carriage moves to the right (Fig.1), rack
gear 0 turns the neutral gear ® counter-clockwise.
The neutral gear 0 then engages with gear ® via
the gear (
5
) which turns the ribbon drive gear
0
clockwise with the hub.
When the carriage moves to the left (Fig.2), rack
gear
0
turns neutral gear @ clockwise. Neutral
gear ® then engages with gear 0 which turns
ribbon drive gear 0 clockwise with the hub.
6.2 Paper Thickness Selection
Selection for the number of copies is made by
changing the distance between the platen and the
printhead nose tip. When the head gap lever is
operated, the carriage shaft revolves on the
eccentric cams, moving the carriage forward or
backward.