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    • 3. 发明公开
    • Sheet feeder and image forming apparatus
    • Blattzuführungund Bilderzeugungsvorrichtung
    • EP2497729A2
    • 2012-09-12
    • EP12158862.8
    • 2012-03-09
    • Ricoh Company Ltd.
    • Kobayashi, ShunIkeda, AkiIshikawa, YoshikuniNonaka, Manabu
    • B65H3/18B65H3/04
    • B65H3/18B65H1/14B65H3/047B65H2403/41B65H2404/2693B65H2801/06
    • A sheet feeder includes an attraction separation unit including an attraction belt (2) facing the upper surface of a stacked sheet bundle (1) to attract an uppermost sheet (1a) thereof, and rotatably supported by a support member (14) at a position upstream of the attraction belt in a sheet feeding direction; and a swing device (12) for swinging the attraction separation unit around the support member (14) as a fulcrum to move the attraction belt between an attraction position and a feed position more distant from the sheet bundle than the attraction position is. The swing device includes a first drive transmitting portion (13) attached to a downstream end portion of the attraction separation unit and a second drive transmitting portion (15) attached to the body of the sheet feeder and connected with the first drive transmitting portion (16). The first drive transmitting portion and the rack connect to swing the attraction separation unit.
    • 一种纸张馈送器,包括一个吸引分离单元,该吸引分离单元包括一个面向层叠的纸张捆(1)的上表面的吸引带(2),以吸引其最上面的纸(1a),并且由支撑件(14)可旋转地支撑在位置 吸引带的上游沿片材进给方向; 以及用于使所述吸引分离单元围绕所述支撑构件(14)作为支点摆动的摆动装置(12),以使所述吸引带在吸引位置和比所述吸引位置更远离所述片材束的进给位置之间移动。 摆动装置包括附接到吸引分离单元的下游端部的第一驱动传递部分(13)和附接到片材进给器主体并与第一驱动传递部分(16)连接的第二驱动传递部分(15) )。 第一驱动传递部分和齿条连接以使吸引分离单元摆动。