IMAGE FORMING DEVICE
PURPOSE:To control axial toner attracting operation without increasing the size of constitution, and take a copy of uniform quality by removing an excessive liquid developer with a squeeze roller which is smaller in diameter at both axial ends than at the center. CONSTITUTION:The squeeze roller is t...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To control axial toner attracting operation without increasing the size of constitution, and take a copy of uniform quality by removing an excessive liquid developer with a squeeze roller which is smaller in diameter at both axial ends than at the center. CONSTITUTION:The squeeze roller is tapered toward both ends to 0.6/1,000, etc., and smaller in diameter at both ends than at the center part. This shape reduces the attracting force of toner toward both ends, a deficiency in the quantity of the developer occurs at neither end, and image density does not decrease at both end parts where generated corona is not sufficient, obtaining a copy of uniform quality. |
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