Electrophotography – Diagnostics – Image forming component
Patent
1996-07-08
1998-03-24
Moses, R. L.
Electrophotography
Diagnostics
Image forming component
399220, G03G 2100, G03G 15043
Patent
active
057323089
ABSTRACT:
An exposing apparatus having exposing function for irradiating light and scanning an original, function for detecting a reflected light from the original, function for setting the exposing function so as to repeat a plural times of the exposing/scanning same one of the original, function for calculating out a amount of the reflected light every one of the plural times of exposing/scanning when the setting function sets the plural times of exposing/scanning, and function for determining a malfunction of the exposing function by means of referring of the amount.
REFERENCES:
patent: 4095890 (1978-06-01), Herten
patent: 4269500 (1981-05-01), Ito et al.
patent: 4785328 (1988-11-01), Tanimoto et al.
patent: 4853739 (1989-08-01), Miyamoto et al.
patent: 5336976 (1994-08-01), Webb et al.
Kabushiki Kaisha Toshiba
Moses R. L.
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