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    • 7. 发明授权
    • Thin developer layer forming apparatus
    • 薄型显影剂层形成装置
    • US4583490A
    • 1986-04-22
    • US638786
    • 1984-08-08
    • Fumitaka KanHatsuo TajimaAtsushi HosoiMasanori TakenouchiTakashi Saito
    • Fumitaka KanHatsuo TajimaAtsushi HosoiMasanori TakenouchiTakashi Saito
    • G03G15/09
    • G03G15/09
    • A thin developer layer forming apparatus including a developer supply container, having an opening, for containing a developer and magnetic particles, an endlessly movable developer carrying member for carrying the developer, which is movable between an inside of the developer supply container and an outside of the developer supply container through the opening, a magnetic particle confining member, provided to an outer surface of the developer carrying member with a gap, and a magnet for generating a fixed magnetic field, having a magnetic pole disposed inside of the carrying member and upstream of the confining member with respect to movement of the developer carrying member, wherein the confining member is inclined toward downstream with respect to the movement of the developer carrying member to confine the magnetic particles within the developer supply container and to apply only the developer on the developer carrying member.
    • 一种薄的显影剂层形成装置,包括显影剂供应容器,具有用于容纳显影剂和磁性颗粒的开口,用于承载显影剂的可循环移动的显影剂承载构件,其可在显影剂供应容器的内部和外部 通过开口的显影剂供应容器,设置在具有间隙的显影剂承载构件的外表面的磁性颗粒限制构件和用于产生固定磁场的磁体,具有设置在承载构件内部和上游的磁极 限制构件相对于显影剂承载构件的移动而限制,其中限制构件相对于显影剂承载构件的运动向下游倾斜,以将磁性颗粒限制在显影剂供应容器内,并且仅将显影剂施加到 显影剂承载构件。
    • 8. 发明授权
    • Method for coating a non-magnetic developer onto a developer holding
member
    • 将非磁性显影剂涂布在显影剂保持部件上的方法
    • US4571372A
    • 1986-02-18
    • US602010
    • 1984-04-19
    • Motoo UrawaMasanori TakenouchiFumitaka KanKohshi SuematsuEiichi Imai
    • Motoo UrawaMasanori TakenouchiFumitaka KanKohshi SuematsuEiichi Imai
    • G03G13/09G03G9/08G03G13/06G03G15/09
    • G03G13/09
    • A method for coating of a developer comprises using a device having a vessel for storing a non-magnetic developer and magnetic particles, a developer holding member which conveys with rotation the non-magnetic developer to a latent image bearing member, a regulating member positioned on the side of the outlet of the above vessel for feeding the non-magnetic developer and arranged on the developer holding member with a gap formed therebetween, and a magnetic pole arranged on the side opposite to the regulating member through the intermediary developer holding member for forming a magnetic brush with the magnetic particles on the upstream side of the regulating member on the developer outlet side of said vessel; andforming a thin layer of the non-magnetic developer on the developer holding member, said magnetic particles having a magnetization of 30 emu/g or higher in the external magnetic field of 5000 oersted.
    • 用于涂覆显影剂的方法包括使用具有用于存储非磁性显影剂和磁性颗粒的容器的装置,将非磁性显影剂旋转而传送到潜像承载构件的显影剂保持构件,位于 上述容器的出口侧,用于供给非磁性显影剂并且布置在其上形成间隙的显影剂保持构件上,以及通过中间显影剂保持构件设置在与调节构件相对的一侧的磁极,用于形成 磁刷,其在所述容器的显影剂出口侧上的调节构件的上游侧具有磁性颗粒; 以及在所述显影剂保持部件上形成所述非磁性显影剂的薄层,所述磁性粒子在5000奥斯特的外部磁场中的磁化强度为30emu / g以上。