Electrophotography – Diagnostics – Document handling
Patent
1996-10-10
1998-10-27
Moses, R. L.
Electrophotography
Diagnostics
Document handling
399 22, 399 98, 399111, 250200, 2505594, G03G 1500, G03G 2116
Patent
active
058289240
ABSTRACT:
In an optical detecting device, used for an image forming apparatus, for detecting an object to be detected, such as a paper, by an optical means including a light emitting means 20c, a photo sensing means 20d, a reflecting means 20b, and the like, there is provided at least one of a paper detecting devices in which conductive attracting means connected to a predetermined potential is disposed close to the optical means, the optical means is attached to a periodical replacing component of the image forming apparatus, a reflecting means 20b and a paper transporting path are oriented in different directions with respect to a photo sensing means 20d and a distance from the light emitting means 20c and the like to the reflecting means 20b is different from a distance from the light emitting means 20c and the like to the paper transporting path.
REFERENCES:
patent: 4239372 (1980-12-01), Iwai
patent: 5073795 (1991-12-01), Nukaya
patent: 5084627 (1992-01-01), Ueki et al.
patent: 5270784 (1993-12-01), Nakane et al.
patent: 5613174 (1997-03-01), Denton et al.
Fukada Satoshi
Hayashi Yukio
Hokari Norio
Hyakutake Nobuo
Iseki Shuji
Fuji 'Xerox Co., Ltd.
Moses R. L.
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