Feeder and bottom stacker

Details Feeder and bottom stacker Feeder and bottom stacker

1984-11-19

1986-02-18

Schacher, Richard A.

Sheet feeding or delivering

Delivering to stack and feeding therefrom

With sheet sensor for selective location

271195, 271196, 271212, 271902, B65H 3108

Patent

active

045709181

ABSTRACT:
Apparatus for removing the bottom sheets from a stack of sheets or inserting sheets at the bottom of a stack of sheets including an air knife to provide an air cushion between the stack of sheets and the bottom sheet in the stack and a reversible drive roll mounted within a vacuum plenum for driving sheets beneath or away from the sheet stack.

REFERENCES:
patent: 3498599 (1970-03-01), Smith
patent: 3947018 (1976-03-01), Stange
patent: 3955813 (1976-05-01), Edwards
patent: 4099789 (1978-07-01), Zaglio
patent: 4130274 (1978-12-01), Stange
patent: 4168831 (1979-09-01), Rebel
patent: 4229861 (1980-10-01), Campo et al.
patent: 4275877 (1981-06-01), Silverberg
patent: 4305576 (1981-12-01), Hamlin
patent: 4317563 (1982-03-01), Zimmerman et al.
patent: 4353542 (1982-10-01), Knight
patent: 4478404 (1984-10-01), Garavuso

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