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    • 55. 发明授权
    • Data input interface for power and speed controller
    • 电源和速度控制器的数据输入接口
    • US5803043A
    • 1998-09-08
    • US691203
    • 1996-08-01
    • Harry BayronNeil Winthrop
    • Harry BayronNeil Winthrop
    • F02P9/00F02P11/04F02D11/10F02D41/28
    • F02P9/005F02P11/04F02D2400/11
    • A programmable interface which connects to an engine control device and allows convenient entry of engine performance limitation data such as maximum allowable vehicle speed and engine RPM's. Such entered data is stored and processed so as to interface with existing and/or modified engine controllers to produce the desired vehicle performance limitations. Programmable data entry devices include an alphanumeric keypad, a wireless remote keypad, a keychain unit, and an encoded ignition key. Wireless transfer of data can be achieved through RF or light transmitters/receivers, or active and passive transponders/interrogators. Once processed, the data can be used, for instance, to alter or generate pulse trains which control ignition spark, fuel injection, or carburetion.
    • 连接发动机控制装置的可编程接口,可方便地进入发动机性能限制数据,例如最大允许车速和发动机转速。 这样输入的数据被存储和处理,以便与现有和/或修改的发动机控制器接口以产生期望的车辆性能限制。 可编程数据输入设备包括字母数字键盘,无线遥控键盘,钥匙扣单元和编码的点火钥匙。 数据的无线传输可以通过射频或光发射机/接收机或主动和被动应答器/询问器来实现。 一旦处理,数据可以用于例如改变或产生控制点火火花,燃料喷射或化油的脉冲串。
    • 57. 发明授权
    • Engine shut down apparatus
    • 发动机关闭装置
    • US5730098A
    • 1998-03-24
    • US671135
    • 1996-06-27
    • Asao SasakiShin-ichi OkazakiMasami Minegishi
    • Asao SasakiShin-ichi OkazakiMasami Minegishi
    • F02D11/02F02B77/08F02D17/00F02D17/04F02D41/04F02D43/00F02P11/04F02B77/00
    • F02B77/08F02D41/042F02P11/025
    • An engine shut down apparatus of an internal combustion engine having a magneto type ignition system comprises a magneto generator, a power source circuit, an engine stop switch, a fuel cut drive circuit, a fuel cut-off solenoid valve, an engine stop circuit and a fuel cut-off/ignition stop circuit. When the engine stop switch is turned on, in the fuel cut-off/ignition stop circuit, an engine stop instruction signal is sent to the fuel cut-off drive circuit and then the fuel cut-off solenoid valve is operated so as to close the fuel supply to the engine. On the other hand, in the fuel cut-off/ignition stop circuit, the engine stop instruction signal is sent to the engine stop circuit after a specified time has elapsed so as to operate the engine stop circuit with a time lag. Then, the engine stop circuit short-circuits the ignition system so as to stop ignition. Further, the fuel cut-off/ignition stop circuit is electrically separated with respect to electric noises from the ignition system. Thus, the engine shut down apparatus enables the engine to stop smoothly and securely without causing running-on or after-burning under any operating condition.
    • 具有磁式点火系统的内燃机的发动机关闭装置包括磁发电机,电源电路,发动机停止开关,燃料切断驱动电路,燃料切断电磁阀,发动机停止电路和 燃料切断/点火停止电路。 当发动机停止开关打开时,在燃料切断/点火停止回路中,发动机停止指示信号被发送到燃料切断驱动电路,然后燃料切断电磁阀被操作以便关闭 向发动机供油。 另一方面,在燃料切断/点火停止回路中,在经过规定时间之后,将发动机停止指示信号发送到发动机停止电路,以便使发动机停止电路以时间滞后运转。 然后,发动机停止回路使点火系统短路以停止点火。 此外,燃料切断/点火停止回路相对于来自点火系统的电气噪声电分离。 因此,发动机关闭装置能够使发动机平稳而稳定地停止,而不会在任何运行条件下导致运行或燃烧。
    • 59. 发明授权
    • Operating-mode position selector arrangement for internal combustion
engine
    • 内燃机的操作模式位置选择装置
    • US5209196A
    • 1993-05-11
    • US884206
    • 1992-05-18
    • Hans NickelMichael Wissmann
    • Hans NickelMichael Wissmann
    • B27B17/08F02B77/08F02D9/02F02D11/02F02M1/02F02P9/00F02P11/04
    • F02P11/04F02D11/02F02M1/02F02D2009/0254F02D2009/0294
    • The invention relates to an operating-mode position selector arrangement for an internal combustion engine in a portable handheld tool such as a motor-driven chain saw. The engine includes an electrical ignition system and is supplied with a fuel mixture by a carburetor. In a start position of the operating-mode position selector, the position selector holds the choke flap and the throttle flap of the carburetor in pregiven start positions. In an operating position of the operating-mode position selector, the throttle flap is released for actuation via a throttle lever and the choke flap is fully opened. In a stop position of the operating-mode position selector, an electric contact is closed between a terminal of the electric ignition system and ground. The different positions of the operating-mode position selector are detected electrically. This is achieved in that for the operating position of the operating-mode position selector, the terminal of the electric ignition system is connected to ground via a further electric contact and a resistor. In this way, the operating position of the operating-mode position selector can be distinguished from the stop position and the start position because of the different voltages which adjust in each position.
    • 本发明涉及一种用于诸如电动链锯的便携式手持工具中的内燃机的操作模式位置选择器装置。 发动机包括电气点火系统,并由化油器供应燃料混合物。 在操作模式位置选择器的起始位置,位置选择器保持化油器的扼流圈和节气门瓣处于预先启动的位置。 在操作模式位置选择器的操作位置,节流阀被释放以通过节流杆进行致动,扼流圈完全打开。 在操作模式位置选择器的停止位置,电触点在电点火系统的端子和地之间闭合。 操作模式位置选择器的不同位置被电检测。 实现这一点,对于操作模式位置选择器的操作位置,电点火系统的端子经由另外的电触点和电阻器连接到地。 以这种方式,由于在每个位置调节的不同电压,操作模式位置选择器的操作位置可以与停止位置和起始位置区分开。