Sheet feeding or delivering – Feeding – By means to convey sheet
Patent
1990-02-06
1991-03-19
Skaggs, H. Grant
Sheet feeding or delivering
Feeding
By means to convey sheet
271 81, 1987353, B65H 500
Patent
active
050004387
ABSTRACT:
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.
REFERENCES:
patent: 3398870 (1968-08-01), Mullan et al.
patent: 3650620 (1972-03-01), Hoyt, III
patent: 3957366 (1976-05-01), Taylor et al.
patent: 4579325 (1986-04-01), Pinckney et al.
patent: 4579326 (1986-04-01), Pinckney et al.
patent: 4668072 (1987-05-01), Yasuda
patent: 4727401 (1988-02-01), Partilla et al.
Andela Jeffrey L.
Sardano Peter A.
Nguyen Tuan N.
Skaggs H. Grant
Xerox Corporation
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