Separation Of Originals - Ricoh FT7770 Service Manual

4. Separation of Originals

The friction tabs and rollers separate the bottom original from the original
stack and feed it to the relay rollers.
First, the pick-up rollers drive the bottom original to the separation rollers.
When the original reaches the separation rollers, it is driven
pick-up rollers and the separation rollers.
than the friction between the separation tabs and sheets stacked under
them. Therefore, only the bottom original can pass between the separation
rollers and tabs.
The original sheets stacked on the bottom one are also fed by friction when
the pick-up rollers drive the bottom original. However, the friction of the
friction tabs is greater than the friction between the originals, and they can-
not pass between the separation rollers and tabs.
The combined force is greater
7-15
30
April, '89
both the
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