Patent ID: 6059711
Filing Date: 2000-05-09
Classification: B65H

Abstract:
A device for tearing off a series of paper sheets from paper having perforations and folding the detached paper sheets, said device comprising:a frame having a paper feeding end and a detached paper sheet discharging end;at least two paper feeding rollers fastened pivotally with said frame such that said two paper feeding rollers are located at said paper feeding end, and that said two paper feeding rollers are pressed against each other;at least three paper folding rollers fastened pivotally with said frame such that a first paper folding roller and a second paper folding roller are pressed against each other, and that said second paper folding roller and a third paper folding roller are pressed against each other, and further that said paper folding rollers are located behind said paper feeding rollers;a plurality of paper guiding plates fastened with said frame and located between said paper folding rollers;at least one paper confining element fastened with said frame such that said paper confining element is corresponding in location to said paper folding rollers for bending the detached paper sheet to facilitate the folding of the detached paper sheet by said paper folding rollers;a linking member comprising a transmission belt, a paper feeding wheel engaged with said transmission belt such that said paper feeding wheel is connected with one of the paper feeding rollers, said linking member further comprising at least one paper folding wheel engaged with said transmission belt and connected with one of the paper folding rollers, said paper feeding wheel being greater in diameter than said paper folding wheel, said paper feeding roller being slower in rotational speed than said paper folding roller, whereby the paper folding rollers are faster than the paper feeding rollers and the sheets are detached from the paper at the perforations; anda driving unit mounted in said frame for driving said transmission belt.