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    • 21. 发明申请
    • Engine starting device
    • 发动机启动装置
    • US20100078994A1
    • 2010-04-01
    • US12461461
    • 2009-08-12
    • Masasaki KobayashiKenichi Machida
    • Masasaki KobayashiKenichi Machida
    • B60L1/00
    • F02N11/087
    • An engine starting device includes an ignition switch configured to cause turning-on and off of a main power source line connecting a power source for a vehicle and an engine control unit (ECU). The ignition switch includes a stationary contact and a movable contact that is rotatable relative to the stationary contact. The stationary contact includes a main contact configured to be connected to a power source input section of the ECU and a starter contact configured to be connected to a starter. The engine starting device also includes a relay provided on a sub power source line that is connected in parallel to the main power source line, the relay connecting the power source of the vehicle and a sub power source input section of the ECU, the relay being excited by the start of the ECU and providing electric continuity between the power source and the ECU.
    • 发动机启动装置包括点火开关,其被配置为使连接车辆用电源的主电源线和发动机控制单元(ECU)的导通和断开。 点火开关包括固定触点和可相对于固定触点旋转的可动触点。 固定触点包括构造成连接到ECU的电源输入部分的主触头和被配置为连接到起动器的起动器触点。 发动机起动装置还包括设置在与主电源线并联连接的副电源线的继电器,连接车辆的电源的继电器和ECU的副电源输入部,继电器为 由ECU开始激励,并在电源和ECU之间提供电气连续性。
    • 29. 发明授权
    • Stroke determination unit and method of measuring stroke in a multi-cylinder four-cycle engine
    • 一个多缸四冲程发动机的行程确定单元和测量方法
    • US07194898B2
    • 2007-03-27
    • US11389324
    • 2006-03-24
    • Kenichi MachidaMasashi Saito
    • Kenichi MachidaMasashi Saito
    • G01M15/00
    • F02D41/009F02D2200/0406
    • A stroke determination unit for a 4-cycle engine uses intake pressure as a parameter to provide accurate stroke determination. A combined pressure combines the detected pressures of intake ports of the first to third cylinders, and stroke determination is carried out by recognizing, within a combined pressure waveform based on a detection value for the combined pressure, shapes of the combined pressure waveform for a specified phase period of a crankshaft. The pressure pattern recognition is carried out by storing variation patterns of pressure values measured within the specified crankshaft phase period, and collating patterns with a data map stored within an ECU. Alternatively, the pattern recognition is carried out by collating with condition equations representing “rising” or “upward peak”. With the latter, pressure variation due to contamination such as electrical noise to the pressure sensor is made negligible, and noise suppression of the stroke determination unit is improved.
    • 用于4冲程发动机的冲程确定单元使用进气压力作为参数来提供精确的冲程确定。 组合压力将检测到的第一至第三气缸的进气口的压力相结合,并且通过基于组合压力的检测值在组合压力波形内识别针对特定的压力波形的组合压力波形的形状来进行行程确定 曲轴的相位周期。 压力模式识别通过存储在规定的曲轴相位周期内测量的压力值的变化模式,以及将存储在ECU内的数据图形对照图案进行。 或者,通过与表示“上升”或“上升”的条件方程对照来进行模式识别。 后者由于诸如电压噪声对压力传感器的污染引起的压力变化可以忽略不计,并且提高了行程确定单元的噪声抑制。