Sheet feeder system and method for individually separating sheet

Details Sheet feeder system and method for individually separating sheet Sheet feeder system and method for individually separating sheet

1996-11-21

1999-06-29

Skaggs, H. Grant

Sheet feeding or delivering

Feeding

Separators

271 22, 271161, B65H 330

Patent

active

059156821

ABSTRACT:
A sheet feeder system for a sheet-fed printing press includes a device for causing a sheet pile to sag at least partly in at least an upper region thereof, and at least two contact elements disposed in mutually spaced-apart relationship on an upper side of the sheet pile and having respective contact surfaces for pressing against the upper side of the sheet pile at least partly or temporarily, at least one of the contact elements being drivable so as to move the respective contact surfaces pressing against the upper side of the sheet pile towards and away from one another, respectively, for forming an interspace between the uppermost sheet of the sheet pile and a sheet immediately therebelow, and a method for individually separating sheets.

REFERENCES:
patent: 2827288 (1958-03-01), Geisler
patent: 3627307 (1971-12-01), Van der Does
Nishiyama, Page Turner, IBM Technical Disclosure Bulletin, vol. 18 No. 9, pp. 2923-2924, Feb. 1976.

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