Sheet feeding or delivering – Feeding – Separators
Patent
1998-08-31
2000-05-02
Bollinger, David H.
Sheet feeding or delivering
Feeding
Separators
271117, 271127, B65H 306
Patent
active
060562846
ABSTRACT:
A roller control device is provided that both sets sheets for printing and feeds them into an electrophotographic apparatus. The roller control device is may be constructed using a pickup roller that is mounted on a central axle and is used for feeding sheets of paper from a paper tray into an electrophotographic apparatus. A disk may be installed on the central axle between the pickup gear and the pickup roller. A solenoid may be mounted to the housing of the apparatus underneath the disk to modulate the movement of the disk using a latch that is interposed between the disk and the solenoid. A cam is installed on the central axle between the disk and the pickup roller to slidably contact a lift plate to set sheets of paper. The roller control device is usable in a compact apparatus, is economical to manufacture, and is easy to repair and maintain.
REFERENCES:
patent: 4236660 (1980-12-01), Kanemura
patent: 4734806 (1988-03-01), Kamatsu
patent: 5201873 (1993-04-01), Kikuchi et al.
patent: 5318631 (1994-06-01), Tsukamoto
Bollinger David H.
Bushnell Esq. Robert E.
Samsung Electronics Co,. Ltd.
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