Device for pressing a stack of sheets against a roller drive of

Details Device for pressing a stack of sheets against a roller drive of Device for pressing a stack of sheets against a roller drive of

1986-11-25

1988-02-23

Pearson, Charles A.

Typewriting machines

Sheet or web

For feeding sheet from stack or pack holder

271127, 271160, 271171, B41J 1310

Patent

active

047266988

ABSTRACT:
A device for pressing a stack (5) of sheets against a roller drive (2,4) of a papersheet separator, said device compromising a pivotable pressure plate (11) which is biased against the roller drive (2,4) by means of an adjustable leaf spring (12) in order to vary the pressure force. In this way a pressure force is obtained which suits paper sheets of different kinds. The device may be applied for example in printers and copiers.

REFERENCES:
patent: 1203657 (1916-11-01), Sheckler
patent: 1209126 (1916-12-01), Corcoran
patent: 2887208 (1959-05-01), Cross
patent: 4394009 (1983-07-01), Bergman et al.

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