Blocking device for a sheet feeder

Details Blocking device for a sheet feeder Blocking device for a sheet feeder

1991-12-23

1993-04-27

Schacher, Richard A.

Sheet feeding or delivering

Feeding

Pack holders

271245, B65H 702

Patent

active

052055507

ABSTRACT:
A device for blocking or intercepting sheets for a sheet feeder may be applied to copiers, printers and similar office machines, and comprises a lever (32) capable of detecting the presence or absence of a sheet on the sheet entry hopper (16). The lever controls a stop member (42) to prevent the introduction of further sheets when at least one sheet is still present in a hopper.

REFERENCES:
patent: 4148473 (1979-04-01), Johnson
patent: 4638989 (1987-01-01), Senoo
patent: 4674736 (1987-06-01), Tsubo
patent: 4957285 (1990-09-01), Yamada
patent: 5074545 (1991-12-01), Handa
patent: 5085421 (1992-02-01), Sellers
Patent Abstract of Japan, vol. 9, No. 198 JP-A-60-061-445, Apr. 9, 1985.

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