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    • 42. 发明申请
    • Fuel injection system
    • 燃油喷射系统
    • US20050247285A1
    • 2005-11-10
    • US11118324
    • 2005-05-02
    • Koichi NagaiRyo Suenaga
    • Koichi NagaiRyo Suenaga
    • F02D45/00F02D35/02F02D41/14F02D41/38F02D41/40
    • F02D35/023F02D41/3836F02D41/401F02D2200/0602F02D2200/0606F02D2200/0612G01N11/02Y02T10/44
    • A fuel injection system includes an injector, a controller, and a cylinder internal pressure sensor. The injector injects fuel to an engine. The controller controls injection start timing of the injector, an injection amount, and a supply pressure of the injected fuel. The cylinder internal pressure sensor detects one of a cylinder internal pressure and a heat release rate of the internal combustion engine. The controller has a standard estimation means and a correction means. The standard state estimation means obtains a standard state of one of the cylinder internal pressure and the heat release rate upon fuel injection from the injector. The correction means corrects at least one of the injection start timing, the injection amount, and the supply pressure in a direction to eliminate a difference that exists between the standard state obtained by the standard state estimation means and one of the cylinder internal pressure and the heat release rate detected by the cylinder internal pressure sensor.
    • 燃料喷射系统包括喷射器,控制器和气缸内部压力传感器。 喷油器将燃料喷射到发动机。 控制器控制喷射器的喷射开始时间,喷射量和喷射燃料的供给压力。 气缸内部压力传感器检测内燃机的气缸内部压力和放热速度之一。 控制器具有标准估计装置和校正装置。 标准状态估计装置从喷射器获得燃料喷射时的气缸内部压力和放热率中的一个的标准状态。 校正装置在消除由标准状态估计装置获得的标准状态与气缸内部压力之间存在的差异的方向上校正喷射开始正时,喷射量和供给压力中的至少一个, 汽缸内部压力传感器检测到放热率。
    • 45. 发明授权
    • Head moving apparatus which cancels leakage flux
    • 头移动装置消除漏磁通
    • US5745470A
    • 1998-04-28
    • US655163
    • 1996-05-30
    • Koichi NagaiHidenori Sai
    • Koichi NagaiHidenori Sai
    • G11B7/085G11B21/02
    • G11B7/08582G11B21/02
    • A focus driving coil is fixed to an objective lens for record/reproduction of an optical disk, and the objective lens is provided on a carriage together with the focus driving coil. The carriage is movable by a bearing contacting a guide rail, and the bearing and the carriage are guided to a predetermined direction by the guide rail. In the guide rail, a radial driving coil is provided to be inserted to the guide rail, and a radial yoke magnetically contacting the guide rail is provided. A radial driving magnet is fixed to the radial yoke, and a focus driving magnet is provided in the radial driving magnet so as to be magnetized in a direction opposite to a direction of magnetization of the radial driving magnet through the guide rail.
    • 聚焦驱动线圈被固定到用于记录/再现光盘的物镜,并且物镜与聚焦驱动线圈一起设置在托架上。 托架通过与导轨接触的轴承移动,轴承和托架通过导轨被引导到预定方向。 在导轨中设置径向驱动线圈以插入到导轨中,并且提供与导轨磁性接触的径向轭。 径向驱动磁体被固定到径向磁轭,并且在径向驱动磁体中设置聚焦驱动磁体,以便通过导轨沿与径向驱动磁体的磁化方向相反的方向被磁化。