Back to results
US 5,000,438 AGranted
Document feeder with sheet corner control
AssigneeXerox Corporation
InventorsPeter A. Sardano, Jeffrey L. Andela
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneeXerox Corporation
InventorsPeter A. Sardano, Jeffrey L. Andela
Estimating the term…
Apparatus for feeding flimsy sheets of paper or the like, particularly dog-eared or curled edge original documents a sheet corner edge guiding and flattening transverse ribs system 90, 92 is provided. The sheet feeding guide baffle surface has a plurality of spaced apart and slightly vertically extending sheet-engaging ribs 90 extending thereover, divided into two opposingly diagonal sets of plural ribs 90a and 90b on the respective sides of the sheet feeding path, extending diagonally out away from one another from the centerline of the sheet separator/feeder 80 towards the respective outer edges of their respective side of the sheet feeding path. These diagonal ribs may have their upper surfaces in a common plane but can iron out towards their respective path sides the curled or folded corners of the sheet in that side of the path. The opposing baffle surface preferably has corresponding ribs 92.
In a sheet feeding apparatus for feeding flimsy sheets of paper or the like in a sheet feeding direction through a sheet feeding path thereof, said sheet feeding path including opposing spaced apart sheet feeding guide baffles, and said sheets having two opposing corners feeding through the two opposite sides of said sheet feeding path, the improvement in reducing feeding difficulties where some such sheet corners have dog-eared or curled edges, wherein:
Dependencies are inferred from the claim text.