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    • 93. 发明授权
    • Charged member for electrostatic development and sleeve for
electrostatic development
    • 用于静电开发的带电元件和用于静电开发的套筒
    • US5932387A
    • 1999-08-03
    • US907002
    • 1997-08-06
    • Yasuo YamamotoTakeshi AgataMasato MikamiKazuhiko YanagidaSuk Kim
    • Yasuo YamamotoTakeshi AgataMasato MikamiKazuhiko YanagidaSuk Kim
    • G03G9/113
    • G03G9/1131G03G9/1133Y10T428/2998
    • The present invention provides a charged member which has no reduction in the amount of electrostatic charge at high temperature and high humidity and no extreme increase in the amount of electrostatic charge at low temperature and low humidity, improves the adhesion force between a charged member and a coating layer, prevents deterioration of developer through peeling of the coating layer. It provides excellent durability without deterioration of toner through adhering of a toner to the carrier. More particularly, a carrier for electrophotography and a sleeve for electrostatic development which use as a coating material a high-molecular compound containing as an essential component the first monomer represented by the following general formula (1) and/or (2), the second monomer represented by the following general formula (3) and/or (4) and a coupling agent containing a vinyl group are provided.
    • 本发明提供了一种充电部件,其在高温高湿下不会减少静电电荷量,并且在低温和低湿度下不会极大地增加静电电荷,从而提高带电部件与 涂层,通过剥离涂层防止显影剂的劣化。 它通过将调色剂粘附到载体上而提供优异的耐久性而不会使调色剂劣化。 更具体地说,一种用于电子照相的载体和用于静电显影的套筒,其用作涂覆材料,含有由以下通式(1)和/或(2)表示的第一单体作为主要成分的高分子化合物,第二种 提供由以下通式(3)和/或(4)表示的单体和含有乙烯基的偶联剂。
    • 98. 发明授权
    • Chip resistor
    • 贴片电阻
    • US5379016A
    • 1995-01-03
    • US71625
    • 1993-06-03
    • Jerome D. SmithKeiichiro HayakawaYasuo Yamamoto
    • Jerome D. SmithKeiichiro HayakawaYasuo Yamamoto
    • H01C7/00H01C17/242H01C1/012H01C1/148
    • H01C7/003H01C17/242
    • To provide a chip resistor with small variation of ESD required when in automobile use, a chip resistor containing(1) insulating substrate,(2) a pair of terminations disposed over said substrate,(3) resistor layer of thick film resistor composition comprising a mixture of finely divided of conductive component and glass binder,wherein said resistor layer being disposed and patterned on the surface of said substrate by printing and firing to form continuous conductive path comprising divided sections connecting to each of said termination, and divided section angled in its longitudinal direction from the direction of current flow in said respective 4 sections connected to said terminations being insulated and separated from one another by underlaying substrata resulting into considerably longer resistor geometry than distance between said terminations.
    • 为了提供在汽车使用时所需的ESD变化小的片式电阻器,包含(1)绝缘基板的芯片电阻器,(2)设置在所述基板上的一对端子,(3)厚膜电阻器组合物的电阻器层, 精细分割的导电部件和玻璃粘合剂的混合物,其中所述电阻层通过印刷和烧制而设置和图案化在所述基板的表面上,以形成连续导电路径,其包括连接到每个所述端接部分的分割部分, 在连接到所述端子的所述相应的4个部分中的电流方向的纵向方向通过底层衬底彼此绝缘和分离,导致比所述端子之间的距离大得多的电阻器几何形状。
    • 99. 发明授权
    • Method and apparatus for making snow
    • 雪的方法和装置
    • US5301512A
    • 1994-04-12
    • US758619
    • 1991-09-12
    • Yasuo Yamamoto
    • Yasuo Yamamoto
    • F25C3/00F25C3/04
    • F25C3/04
    • A method and apparatus for continuously making snow at all times of the year comprises the creation of countless ice crystals from a mist in a controlled environment. The mist may have a ice crystal nucleus added to it to facilitate the development of the ice crystal at higher temperatures. The ice crystals are directed into an ultrasonic field generated by an transducer where the fall rate of the crystals levitated. While the crystals are within the ultrasonic field, the crystals grow into snowflakes as a result of collisions with other crystals. The snowflakes eventually fall out of the ultrasonic field as snow having a more natural appearance than more conventional snow-making techniques.
    • 在一年中的任何时候连续制作雪的方法和装置包括在受控环境中从雾中产生无数冰晶。 雾可能具有加入其中的冰晶核,以促进冰晶在较高温度下的发展。 冰晶被引导到由晶体悬浮的下降速率的换能器产生的超声场中。 当晶体在超声场内时,由于与其他晶体的碰撞,晶体生长成雪花。 雪花最终落在超声波领域之外,因为具有比传统制雪技术更自然的外观。