Image forming apparatus having a sensor for sensing an amount of

Details Image forming apparatus having a sensor for sensing an amount of Image forming apparatus having a sensor for sensing an amount of

1999-02-02

2000-11-07

Grimley, Arthur T.

Electrophotography

Diagnostics

399 21, 399 48, 399 49, 399 72, G03G 1500

Patent

active

061448117

ABSTRACT:
A image forming apparatus with a sensing control system having an optical sensor and a control device. An detected object is recognized by using the difference of an output characteristics correspond to a quantity of reflected light. Thus, one or more detected objects may be precisely detected by the one optical sensor.

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patent: 5857132 (1999-01-01), Mizuishi et al.
patent: 5860038 (1999-01-01), Kato et al.

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