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    • 9. 发明授权
    • Drive system and method for automotive vehicles, especially floor
vehicles such as forklift trucks
    • 用于汽车,特别是叉车等地板车辆的驱动系统和方法
    • US4461958A
    • 1984-07-24
    • US298738
    • 1981-09-02
    • Erich KrohlingManfred Kremer
    • Erich KrohlingManfred Kremer
    • B60K17/04B60K31/00B60L50/11B60W30/00F02B3/06F02D29/06B60L11/02H02P5/16H02P5/00H02P5/46
    • B60L11/04F02B3/06Y02T10/70Y02T10/7077Y02T10/7258
    • A drive system for an automotive vehicle, especially an industrial floor vehicle such as a forklift truck, comprises an internal combustion engine, preferably a diesel engine, whose speed-controlling element (e.g. fuel-injection pump) in connected to a speed-setting member (e.g. a drive pedal) and propels an externally energized direct-current generator which, in turn, is connected to an externally energized direct-current motor driving the load, e.g. at least one wheel of the vehicle. According to the invention, the speed-controlling element of the internal combustion engine is provided with a speed-setting signal generator, the output shaft of the internal combustion engine with an engine shaft-speed signal generator and the output shaft of the direct current motor with a motor shaft-speed signal generator. The signals from the speed-setting signal generator and from the motor speed signal generator are fed to a speed controller whose output is delivered to a power controller while the signals from the speed-setting signal generator and form the engine shaft speed signal generator are delivered to a comparator hose output is also supplied to the power controller which controls the field-coil excitation of the direct current generator.
    • 用于机动车辆,特别是诸如叉车的工业地板车辆的驱动系统包括内燃机,优选地是柴油发动机,其内部连接有速度调节元件(例如燃料喷射泵) (例如驱动踏板)并且推动外部通电的直流发电机,该直流发电机又连接到驱动负载的外部通电的直流电动机,例如 车辆的至少一个车轮。 根据本发明,内燃机的调速元件设置有速度设定信号发生器,内燃机的输出轴与发动机轴速度信号发生器和直流电动机的输出轴 具有电机轴速度信号发生器。 来自速度设定信号发生器和来自电动机速度信号发生器的信号被馈送到速度控制器,其输出被传送到功率控制器,同时传送来自速度设定信号发生器并形成发动机轴速度信号发生器的信号 比较器软管输出也被提供给控制直流发电机的励磁线圈励磁的功率控制器。