Apparatus for feeding sheets

Sheet feeding or delivering – Feeding – Separator and conveyor

Patent

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Details

271 1013, 271116, 27126502, B65H 500

Patent

active

057694087

ABSTRACT:
A sheet feeder (10) has a plurality of feed rollers (A,B,C) driven by a drive shaft (62) contacting at least one sheet from a stack (S) of sheets and feeding that sheet downstream. Pull rollers (D) downstream of the feed rollers (A,B,C) driven by an intermediate shaft (84) feed the one sheet to an output location. A first sensor (130) in communication with the drive shaft (62) controls the drive shaft (62) between a driving condition and a non-driving condition. A second sensor (140) in communications with the intermediate shaft (84) controls the intermediate shaft (84) between a driving condition and a non-driving condition. In a driving condition, the drive shaft (62) drives the feed rollers (A,B,C) at a first radial speed and in a non-driving condition the feed rollers (A,B,C) free-wheel.

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