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    • 73. 发明授权
    • Image forming apparatus having intermediary transfer member and transfer member of size and hardness, respectively, satisfying specific formula
    • 图像形成装置具有分别具有中等转印构件和尺寸和硬度的转印构件,其满足特定公式
    • US06834176B2
    • 2004-12-21
    • US10171611
    • 2002-06-17
    • Makoto SaitoTakeshi Tomizawa
    • Makoto SaitoTakeshi Tomizawa
    • G03G1501
    • G03G15/162G03G2215/0119
    • An image forming apparatus has an image bearing member for carrying a developed image; image forming unit for forming a developed image on said image bearing member; an intermediary transfer member onto which a developed image on said image bearing member is transferred; a transfer member, disposed at a position opposed to said image bearing member with the intermediary transfer member therebetween, for primary transfer of the developed image from said image bearing member onto said intermediary transfer member by application of a voltage thereto and pressing said intermediary transfer member to said image bearing member, transferring means for secondary transfer of the developed image from said intermediary transfer member onto a transfer material; wherein a maximum height Rmax (&mgr;m) representing a surface shape of said intermediary transfer member onto which the developed image is transferred, an average inclination angle &thgr;a (°) representing a surface shape of said intermediary transfer member onto which the developed image is transferred, an urging force P (N) of said transfer member onto said intermediary transfer member, and ASKER C hardness of said transfer member R (°) satisfy: &thgr;a
    • 图像形成装置具有用于承载显影图像的图像承载部件; 图像形成单元,用于在所述图像承载部件上形成显影图像; 转印有所述图像承载部件上的显影图像的中间转印部件; 转印部件,设置在与所述图像承载部件相对的位置处,其间具有中间转印部件,用于通过施加电压将显影图像从所述图像承载部件一次转印到所述中间转印部件上并按压所述中间转印部件 到所述图像承载部件,用于将显影图像从所述中间转印部件二次转印到转印材料上的转印装置; 其中表示所述中间转印构件的表面形状的最大高度Rmax(mum),显影图像被转印到其上的中间转印构件的平均倾斜角度θa(°)表示显影图像被转印到其上的所述中间转印构件的表面形状, 所述转印构件在所述中间转印构件上的施力P(N)和所述转印构件R(°)的ASKER C硬度满足:
    • 79. 发明授权
    • Image forming apparatus
    • 图像形成装置
    • US07693437B2
    • 2010-04-06
    • US11736279
    • 2007-04-17
    • Masami HanoTakeshi Tomizawa
    • Masami HanoTakeshi Tomizawa
    • G03G15/00G03G15/01G03G15/02G03G15/08G03G15/20
    • G03G15/1605G03G15/0131G03G15/5041G03G15/5058G03G2215/00042G03G2215/00059
    • An image forming apparatus includes an image bearing member having a photosensitive layer; toner image forming means for forming a detection toner image not to be formed on a recording material on the image bearing member; detecting means for optically detecting the detection toner image; control means for controlling a toner image forming condition of the toner image forming means on the basis of a result of detection of the detecting means; a transfer member for electrostatically transferring a toner image from the image bearing member onto a transfer material at a transfer region; constant voltage control means for providing a constant voltage applied to the transfer member; and voltage applying means for applying to the transfer member, when the detection toner image passes the transfer region, a predetermined voltage, controlled by the voltage control means, which has the same polarity as a charge polarity of toner.
    • 图像形成装置包括具有感光层的图像承载部件; 调色剂图像形成装置,用于形成不在图像承载部件上的记录材料上形成的检测调色剂图像; 用于光学检测检测调色剂图像的检测装置; 控制装置,用于根据检测装置的检测结果控制调色剂图像形成装置的调色剂图像形成条件; 用于将调色剂图像从图像承载部件静电转印到转印区域上的转印材料上的转印部件; 恒压控制装置,用于提供施加到转印部件的恒定电压; 以及电压施加装置,当检测调色剂图像通过转印区域时,向转印部件施加由电压控制装置控制的预定电压,其具有与调色剂的电荷极性相同的极性。
    • 80. 发明授权
    • Polymer electrolyte fuel cell
    • 聚合物电解质燃料电池
    • US07572539B2
    • 2009-08-11
    • US10920546
    • 2004-08-18
    • Susumu KobayashiToshihiro MatsumotoTakeshi TomizawaKatsuzou KokawaTeruhisa Kanbara
    • Susumu KobayashiToshihiro MatsumotoTakeshi TomizawaKatsuzou KokawaTeruhisa Kanbara
    • H01M2/08
    • H01M8/1004H01M8/0263H01M8/0273H01M8/0276H01M8/241H01M8/2483
    • A polymer electrolyte fuel cell has an MEA-gasket assembly including an MEA having a polymer electrolyte membrane, a pair of catalyst layers, and a pair of gas diffusion electrodes, and a pair of gaskets provided on peripheral portions of surfaces on both sides of the MEA with gaps between the respectively adjacent gaskets and gas diffusion electrodes. A pair of electrically conductive separators is disposed to sandwich the MEA-gasket assembly with groove-shaped cell reaction gas passages on inner surfaces of the separators, each of the cell reaction gas passages running sequentially across a first portion of a respective gasket of the pair of gaskets, a first portion of a respective gap of the gaps, a respective gas diffusion electrode of the pair of gas diffusion electrodes, a second portion of the respective gap, and a second portion of the respective gasket. Each of the gaps is at least partially closed by a closure.
    • 聚合物电解质燃料电池具有包含具有聚合物电解质膜的MEA,一对催化剂层和一对气体扩散电极的MEA-垫片组件,以及一对垫圈,其设置在 MEA在相邻的垫圈和气体扩散电极之间具有间隙。 一对导电隔板被设置成将MEA-垫圈组件与分隔件的内表面上的槽状电池反应气体通道夹在中间,每个电池反应气体通道依次跨过该对的各个垫圈的第一部分 垫片的间隙的相应间隙的第一部分,一对气体扩散电极的相应气体扩散电极,相应间隙的第二部分和相应垫圈的第二部分。 每个间隙至少部分地被封闭封闭。