Patent ID: 7490789
Filing Date: 2009-02-17
Classification: B02C

Abstract:
1. A shredder equipped with a paper feeder, the shredder comprising: a shredder unit including a pair of intermeshed cutting cylinders driven by a power source and a paper feeder, the paper feeder comprising: a cover; a paper feeding tray on which paper sheets can be accommodated and held; a first feed roller for feeding a batch of multiple paper sheets from the paper feeding tray; a separator wall for controlling the number of paper sheets in the batch of paper sheets fed from the paper feeding tray to be a plural number of sheets not greater than the number the shredder can shred at one time; a second feed roller for feeding forward the batch of paper sheets passed by the separator wall; a control unit installed under the second roller for controlling the gap between the second feed roller and the control unit to feed the batch of paper sheets from the second feed roller with a plural number of paper sheets in the batch not greater than the number the shredder can shred at one time; a third feed roller and a fourth feed roller for conjointly nipping and transporting to the shredder the batch of paper sheets exiting the control unit; and a control switch for controlling the operation of the first feed roller and the second feed roller.