Standard and reverse collator using a removable idler roller sha

Details Standard and reverse collator using a removable idler roller sha Standard and reverse collator using a removable idler roller sha

1991-08-02

1992-06-23

Olszewski, Robert P.

Sheet feeding or delivering

Delivering

To receiver for pack of sheets

271198, B65H 3108

Patent

active

051236397

ABSTRACT:
In a reversible collating machine for stacking sheets of paper fed seriatim thereto from a singulating feeder in the same or reverse order as the sheets appear in the singulating feeder, the collating machine comprising a plurality of upper and lower belts suspended over a plurality of pulleys, each of the belts having an upper and lower reach wherein the lower reach of the upper belts and the upper reach of the lower belts frictionally engage and transport the sheets of paper, a plurality of upper ramp guide blocks secured to a frame, wherein each of the upper ramp guide blocks includes at least two idler rollers for defining a path for the upper belts, an improvement comprises a removable idler roller shaft having rotatably mounted thereto one of the idler rollers for each of the upper ramp guide blocks, wherein each of the upper ramp guide blocks has a first slot in which the idler roller shaft rests and a second slot perpendicular to the first slot in which the one idler roller rotatably fits when the idler roller shaft is placed in the first slot, wherein the lower reach of each upper belt is routed over the one idler roller for reverse order collation and wherein the lower reach of each upper belt is bypasses the upper ramp guide block for same order collation, the idler roller shaft being removable for routing the lower belt for same or reverse collation.

REFERENCES:
patent: 4502805 (1985-03-01), Humbs
patent: 4640506 (1987-02-01), Luperti et al.
patent: 4805891 (1989-02-01), Luperti et al.
patent: 4925180 (1990-05-01), Golicz
patent: 5083769 (1992-01-01), Young, Jr.

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