TRANSFER DEVICE AND IMAGE FORMING APPARATUS

PROBLEM TO BE SOLVED: To provide a transfer device that has achieved, at a low cost, alleviation of an impact when the leading end of a sheet enters a transfer area and quick suppression of vibration due to the impact, and an image forming apparatus.SOLUTION: A transfer device comprises: a transfer...

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Bibliographic Details
Main Author TOKUYAMA ATSUHITO
Format Patent
LanguageEnglish
Japanese
Published 28.09.2017
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:PROBLEM TO BE SOLVED: To provide a transfer device that has achieved, at a low cost, alleviation of an impact when the leading end of a sheet enters a transfer area and quick suppression of vibration due to the impact, and an image forming apparatus.SOLUTION: A transfer device comprises: a transfer roll 21 that is applied with a bias voltage and sandwiches a sheet conveyed thereto with a photoreceptor drum 10 holding a toner image to transfer the toner image on the photoreceptor drum 10 onto the sheet; and a pressing member that presses the transfer roll 21 against the photoreceptor drum 10 and includes a first rubber damper 213 and a spring member 214 connected in series to each other.SELECTED DRAWING: Figure 2 【課題】低コストで、用紙先端の転写領域への突入時の衝撃の緩和とその衝撃に起因する振動の速やかな収束との両立が図られた転写装置および画像形成装置を提供する。【解決手段】バイアス電圧が印加され、搬送されてきた用紙をトナー像を保持する感光体ドラム１０との間に挟んで感光体ドラム１０上のトナー像を用紙上に転写する転写ロール２１と、その転写ロール２１を感光体ドラム１０に向けて押し当てる、互いに直列に接続された第１のゴムダンパ２１３およびバネ部材２１４からなる押当部材を備えた。【選択図】図２
Bibliography:Application Number: JP20160061179