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    • 82. 发明申请
    • Intake pressure sensing device for internal combustion engine
    • 内燃机进气压力传感装置
    • US20030000292A1
    • 2003-01-02
    • US10169150
    • 2002-06-27
    • Maki Hanasato
    • G01L003/26
    • F02D41/28F02D2200/0406F02D2200/503F02D2400/04G01L9/04G01L23/24G01M15/09
    • An intake pressure detecting device for detecting the intake pressure in an intake pipe 11 as information for controlling the operational state of an engine comprises an intake pressure detecting sensor 12 for detecting the absolute pressure of the intake air, a reference voltage power supply 13 for supplying a prescribed reference voltage Vref, a differential amplifier 14 for amplifying the differential between the output voltage Vin from the intake pressure detecting sensor 12 and the reference voltage Vref of the reference voltage power supply 13, an A/D converter 15 for converting the analogue signal knullnullV output by the differential amplifier 14 to a digital signal, and the like. Thereby, the intake pressure can be detected to a high degree of accuracy in a two-cycle engine, for example, which has a relatively low intake negative pressure, whilst achieving cost reductions.
    • 用于检测进气管11中的进气压力作为用于控制发动机的运行状态的信息的进气压力检测装置包括用于检测进气绝对压力的进气压力检测传感器12,用于供给的参考电压电源13 规定的基准电压Vref,用于放大来自进气压力检测传感器12的输出电压Vin与基准电压电源13的基准电压Vref之间的差分的差分放大器14,将模拟信号 由差分放大器14输出的k.DELTAV为数字信号等。 因此,可以在具有相对低的进气负压的两冲程发动机中以高精度检测进气压力,同时实现成本降低。
    • 85. 发明授权
    • Device in a motor vehicle for transmitting signals generated by means of
a sensor
    • 用于传输通过传感器产生的信号的机动车辆中的装置
    • US5977777A
    • 1999-11-02
    • US952951
    • 1998-03-23
    • Peter Jueliger
    • Peter Jueliger
    • B60R16/02B60R16/023F02D41/24G08C25/00H04B15/00G01R1/30
    • B60R16/0231F02D41/28G08C25/00
    • A device in a motor vehicle, with which signals which are generated by a sensor and represent a physical magnitude are transmitted on signal lines. The device includes a voltage divider which is composed of the sensor and at least two impedances which are connected each at one end of the sensor. The signals generated by the sensor are guided, via signal lines connected at its terminals, to a differentiator, by which the usable signal is obtained, and interference signals coupled onto the signal lines are eliminated. Alternatively, the device can also be used for transmission on a signal line pair of any desired potential difference present at an impedance.
    • PCT No.PCT / DE97 / 00346 Sec。 371日期:1998年3月23日 102(e)1998年3月23日PCT PCT 1997年2月27日提交PCT公布。 公开号WO97 / 36379 日期1997年10月2日在信号线上传送机动车辆中由传感器生成并表示物理大小的信号的装置。 该装置包括由传感器组成的分压器和在传感器一端连接的至少两个阻抗。 由传感器产生的信号通过在其端子处连接的信号线被引导到微分器,由此获得可用信号,消除耦合到信号线上的干扰信号。 或者,该装置还可以用于在阻抗上存在的任何期望的电位差的信号线对上传输。
    • 87. 发明授权
    • Engine electrical system
    • 发动机电气系统
    • US5809974A
    • 1998-09-22
    • US867164
    • 1997-06-02
    • Takayuki Osakabe
    • Takayuki Osakabe
    • B63H20/00F02B61/04F02B75/02F02D41/02F02D41/24F02M51/00F02M51/02
    • F02D41/28F02B61/045F02D41/02F02M51/00F02B2075/025F02D2400/04
    • An electrical system for an engine of the type utilized to power an outboard motor is disclosed. The engine has a body with a crankshaft rotating therein. At least one fuel injector supplies fuel to the engine for combustion. The electrical system includes an electronic engine control unit for controlling at least the fuel injector based upon one or more sensed conditions. The electrical system also includes at least one sensor for providing data regarding one or more conditions. Preferably, at least an air pressure and intake air temperature sensor are provided. The sensors are mounted to a portion of the engine body adjacent the crankshaft, preferably via a vibration isolated bracket, for improving sensor accuracy and reliability.
    • 公开了一种用于为舷外马达供电的类型的发动机的电气系统。 发动机具有在其中旋转的曲轴的主体。 至少一个燃料喷射器向发动机供应燃料用于燃烧。 电气系统包括用于基于一个或多个感测到的条件至少控制燃料喷射器的电子发动机控制单元。 电气系统还包括至少一个用于提供关于一个或多个条件的数据的传感器。 优选地,至少设置有空气压力和进气温度传感器。 传感器安装到发动机主体的与曲轴相邻的部分,优选通过振动隔离支架,以提高传感器精度和可靠性。