Appareil de formation d'images comprenant une unité de bras d'obturateur

Image forming apparatus including shutter arm unit

Bilderzeugende Vorrichtung mit Verschlussarmeinheit


A shutter mechanism for a printing unit to prevent multiple sheets of recording medium from being drawn into a recording medium feed path within the printing unit. The mechanism includes an arm configured to protrude into the recording medium feed path which retracts in response to a load applied thereto by a leading edge of a sheet of recording medium as it is conveyed through the feed path and a shutter element, retraction of the arm causing the shutter element to protrude into the feed path to block the passage of one or more subsequent sheets of recording medium through the feed path together with said sheet.




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Patent Citations (2)

    Publication numberPublication dateAssigneeTitle
    EP-0918028-A1May 26, 1999Samsung Electronics Co., Ltd.A sheet feeding apparatus
    JP-S6169639-AApril 10, 1986Sony CorpPaper feed mechanism utilizing manual insertion of paper

NO-Patent Citations (0)


Cited By (1)

    Publication numberPublication dateAssigneeTitle
    CN-102070030-BMay 07, 2014致伸科技股份有限公司自动馈纸装置的取纸装置