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    • 2. 发明申请
    • Single-component magnetic developer, developing method and image-forming method
    • 单组分磁性显影剂,显影方法和成像方法
    • US20070065742A1
    • 2007-03-22
    • US11336766
    • 2006-01-23
    • Daisuke IshizukaTomohiro TakedaToyofumi Inoue
    • Daisuke IshizukaTomohiro TakedaToyofumi Inoue
    • G03G9/083
    • G03G9/0835G03G9/0819G03G9/0821G03G9/0827G03G9/0833G03G9/0836G03G9/0837G03G9/0839G03G9/09708G03G9/09725
    • The present invention discloses a single-component magnetic developer having a total energy amount, measured with a powder rheometer at a rotor tip end speed of 100 mm/sec at a rotor helix angle of −5° at a ventilation rate of 20 ml/min, of 10 to 100 mJ; and a developing method, including agitating a developer in a developer container with an agitating member, forming a developer layer on a developer-carrying member, and applying an electric field to a development zone so as to develop a latent image on an electrostatic latent image-holding member with the developer layer, wherein the ratio Va/Vs of the rotational frequency Va of the agitating member to that Vs of the developer-carrying member is 0.05 to 2 and the developer has a total energy amount, measured with a powder rheometer at a rotor tip end speed of 100 mm/sec at a rotor helix angle of −5° at a ventilation rate of 20 ml/min, of 10 to 100 mJ; and an image-forming method including electrically charging an electrostatic latent image-holding member, forming an electrostatic latent image on the surface of the charged electrostatic latent image-holding member; developing the electrostatic latent image with a developer containing a toner to form a toner image, transferring the toner image onto a recording medium, and fixing the toner image on the recording medium, wherein the developer is the single-component magnetic developer.
    • 本发明公开了一种具有总能量的单组分磁性显影剂,其以粉末流变仪在转子末端速度为100mm / sec的转子螺旋角为-5°,通气速度为20ml / min时测量 ,10〜100 mJ; 以及显影方法,包括用搅拌部件搅拌显影剂容器中的显影剂,在显影剂承载部件上形成显影剂层,并向显影区域施加电场,以在静电潜像上显影潜像 具有显影剂层的保持构件,其中搅拌构件的旋转频率Va与显影剂承载构件的Vs的比Va / Vs为0.05〜2,显影剂具有总能量,用粉末流变仪 转子末端速度为100mm / sec,转子螺旋角为-5°,通气速度为20ml / min,转速为10〜100mJ; 以及图像形成方法,包括对静电潜像保持部件进行充电,在带电静电潜像保持部件的表面上形成静电潜像; 用含有调色剂的显影剂显影静电潜像以形成调色剂图像,将调色剂图像转印到记录介质上,并将调色剂图像定影在记录介质上,其中显影剂是单组分磁性显影剂。
    • 5. 发明授权
    • Conveyance member, developer cartridge, and image-forming apparatus
    • 输送构件,显影剂盒和图像形成装置
    • US08260177B2
    • 2012-09-04
    • US12714782
    • 2010-03-01
    • Tomohiro TakedaRyoji SugimotoMasatoshi NorigoeHisashi Fukasawa
    • Tomohiro TakedaRyoji SugimotoMasatoshi NorigoeHisashi Fukasawa
    • G03G15/08
    • G03G15/0872G03G15/0877G03G2215/0802
    • A conveyance member includes: a rotating shaft; a plurality of support members that extend from the rotating shaft in a direction crossing an axial direction of the rotating shaft; and a plurality of arcuate members each having one end supported respectively by one of the support members, and having another end extending in a direction other than the axial direction so as to form an arc, wherein: when viewed in a direction perpendicular to the axial direction, there are a plurality of overlapping areas in which adjacent arcuate members overlap in the axial direction; and a length of at least one of the plurality of overlapping areas close to one end of the rotating shaft is greater than a length of each of the overlapping areas in the axial direction toward another end of the rotating shaft.
    • 传送构件包括:旋转轴; 多个支撑构件,其沿与所述旋转轴的轴向交叉的方向从所述旋转轴延伸; 以及多个弓形构件,每个弓形构件的一端分别由支撑构件中的一个支撑,并且具有沿除轴向方向以外的方向延伸的另一端以形成弧形,其中:当沿垂直于轴向方向 方向上存在相邻的弓形部件沿轴向重叠的多个重叠区域, 并且靠近所述旋转轴的一端的所述多个重叠区域中的至少一个的长度大于所述轴向方向上的所述重叠区域中的每一个朝向所述旋转轴的另一端的长度。