Adjustable pressure roller feeding assembly

Details Adjustable pressure roller feeding assembly Adjustable pressure roller feeding assembly

1994-09-08

1996-04-30

Bollinger, David H.

Sheet feeding or delivering

Feeding

By means to convey sheet

271272, B65H 502

Patent

active

055117740

ABSTRACT:
There is disclosed an adjustable pressure roller assembly for use in a paper feeding machine having a paper feed path and a feed roller for feeding various paper items, such as envelopes, single sheets, a plurality of layered sheets, etc. along the feed path. The pressure roller assembly has a back up pressure roller disposed on the opposite side of the feed path in juxtaposition to the feed roller of the paper feeding machine. There is structure for mounting the pressure roller for movement toward and away from the feed roller to vary the amount of pressure exerted by the pressure roller against a paper item disposed between the pressure roller and the feed roller. An actuating assembly is provided for controlling the direction and extent of movement of the pressuer roller So that the pressure roller and feed roller can accommodate a wide variety of thicknesses, types and grades of paper without risk of mutilating or misfeeding the paper.

REFERENCES:
patent: 2273289 (1942-02-01), Rouan
patent: 2871781 (1959-02-01), Schrempp
patent: 4946085 (1990-08-01), Nilsson et al.

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