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    • 3. 发明授权
    • Diaphragm-type carburetor
    • 隔膜式化油器
    • US06202988B1
    • 2001-03-20
    • US09361175
    • 1999-07-27
    • Hitoshi AbeHirohisa IshikawaNaoyuki Kamiya
    • Hitoshi AbeHirohisa IshikawaNaoyuki Kamiya
    • F02M1704
    • F02M17/04Y10S261/68Y10S261/83
    • A diaphragm-type carburetor includes a fuel well communicating with a lower end of a fuel nozzle, a constant-pressure fuel chamber communicating with the fuel well through an outlet bore, and a fuel pump incorporated in fuel passages defined between an inlet bore of the constant-pressure fuel chamber and a fuel tank. A fuel introduction control valve controls the introduction of fuel into the constant-pressure fuel chamber. The fuel introduction control valve includes a valve seat member which communicates at its lower end with the fuel well through a bypass passage extending above the constant-pressure fuel chamber. Thus, when fuel vapor is introduced into the constant-pressure fuel chamber, it immediately passes towards the fuel nozzle, whereby the extreme reduction in air-fuel ratio of a fuel-air mixture can be avoided.
    • 隔膜式化油器包括与燃料喷嘴的下端良好连通的燃料,通过出口孔与燃料井连通的恒压燃料室,以及燃料通道,燃料通道限定在燃料通道的入口孔之间 恒压燃料室和燃油箱。 燃料引入控制阀控制将燃料引入恒压燃料室。 燃料引入控制阀包括阀座构件,其通过在恒压燃料室上方延伸的旁通通道在其下端与燃料井连通。 因此,当燃料蒸气被引入恒压燃料室时,它立即通向燃料喷嘴,由此可以避免燃料 - 空气混合物的空燃比的极度降低。
    • 4. 发明授权
    • Internal combustion engine control apparatus
    • 内燃机控制装置
    • US5289809A
    • 1994-03-01
    • US032356
    • 1993-03-16
    • Naoyuki KamiyaToshifumi HayamiTatsuya Oka
    • Naoyuki KamiyaToshifumi HayamiTatsuya Oka
    • F02D41/06F02D41/18
    • F02D41/06F02D41/061F02D41/187
    • An internal combustion engine control apparatus is provided which is capable of performing various controls based upon the air quantity immediately after a current heated element of a hot wire air flow meter is heated to a predetermined temperature. When a key switch is rotated to an "ON" position, a large current flows through the air flow meter and the detected intake air quantity greatly exceeds the actual intake air quantity and therefore during the warm up period of the heater, the fuel injection amount is a constant corresponding to the coolant temperature until the engine speed reaches 500 rpm. Likewise during this warm up period, the smoothing processing of the fuel injection quantity is stopped. The fuel injection amount is switched from the constant value during starting to a variable quantity corresponding to air flow quantity when the output value of the air flow meter is less than a predetermined value and the engine speed is greater than 500 rpm or a predetermined time has elapsed since the key switch has been "ON".
    • 提供一种内燃机控制装置,其能够在热线空气流量计的当前加热元件被加热到预定温度之后立即基于空气量执行各种控制。 当钥匙开关旋转到“ON”位置时,大电流流过空气流量计,检测到的进气量大大超过实际进气量,因此在加热器的预热期间,燃料喷射量 是直到发动机转速达到500rpm时对应于冷却剂温度的常数。 同样在该预热期间,燃料喷射量的平滑化处理停止。 当空气流量计的输出值小于预定值并且发动机转速大于500rpm或预定时间时,燃料喷射量从启动期间的恒定值切换到对应于空气流量的可变量 钥匙开关已经“开”后已经过去了。
    • 6. 发明授权
    • Abnormality diagnosis device for exhaust heat recovery equipment
    • 废热回收设备异常诊断装置
    • US08170779B2
    • 2012-05-01
    • US12537468
    • 2009-08-07
    • Noriaki IwaseNaoyuki Kamiya
    • Noriaki IwaseNaoyuki Kamiya
    • G06F19/00F01N3/02F01N11/00F01P7/16F01P1/06
    • F01N5/02F01N11/00Y02T10/16Y02T10/47
    • An abnormality diagnosis device is for an exhaust heat recovery equipment including an exhaust heat absorption part absorbing exhaust heat from an engine, a heat release part releasing at least part of the heat absorbed by the absorption part to engine coolant, a circulation loop passing through the absorption part and the release part, the medium circulating around the loop, and an opening and closing valve disposed in the loop between the absorption part and the release part. The equipment closes the valve to stop circulation of the medium when coolant temperature is a preset temperature or above. The device includes an abnormality determination device for determining whether the valve is in an abnormal opening state based on a heat amount transmitted from exhaust heat to coolant through the equipment, when coolant temperature is the preset temperature or above and thereby the valve is closed if the valve is normal.
    • 异常诊断装置是一种排气热回收设备,其包括吸收来自发动机的排热的排气吸热部,将吸收部吸收的热量的至少一部分释放到发动机冷却剂的散热部,通过 吸收部分和释放部分,围绕环路循环的介质,以及设置在吸收部分和释放部分之间的环中的开闭阀。 当冷却液温度为预设温度或以上时,设备关闭阀门以停止介质循环。 该装置包括异常判定装置,用于当冷却剂温度为预设温度或以上时,基于从废热传递到冷却剂通过设备的热量来判断阀是否处于异常打开状态,从而如果阀门关闭 阀门正常。
    • 9. 发明申请
    • ABNORMALITY DIAGNOSIS DEVICE FOR EXHAUST HEAT RECOVERY EQUIPMENT
    • 异常热回收设备异常诊断装置
    • US20100031646A1
    • 2010-02-11
    • US12537468
    • 2009-08-07
    • Noriaki IwaseNaoyuki Kamiya
    • Noriaki IwaseNaoyuki Kamiya
    • F01N5/02F01N11/00
    • F01N5/02F01N11/00Y02T10/16Y02T10/47
    • An abnormality diagnosis device is for an exhaust heat recovery equipment including an exhaust heat absorption part absorbing exhaust heat from an engine, a heat release part releasing at least part of the heat absorbed by the absorption part to engine coolant, a circulation loop passing through the absorption part and the release part, the medium circulating around the loop, and an opening and closing valve disposed in the loop between the absorption part and the release part The equipment closes the valve to stop circulation of the medium when coolant temperature is a preset temperature or above. The device includes an abnormality determination device for determining whether the valve is in an abnormal opening state based on a heat amount transmitted from exhaust heat to coolant through the equipment, when coolant temperature is the preset temperature or above and thereby the valve is closed if the valve is normal.
    • 异常诊断装置是一种排气热回收设备,其包括吸收来自发动机的排热的排气吸热部,将吸收部吸收的热量的至少一部分释放到发动机冷却剂的散热部,通过 吸收部分和释放部分,围绕环路循环的介质,以及设置在吸收部分和释放部分之间的环路中的打开和关闭阀当冷却剂温度为预设温度时,设备关闭阀门以停止介质的循环 或以上。 该装置包括异常判定装置,用于当冷却剂温度为预设温度或以上时,基于从废热传递到冷却剂通过设备的热量来判断阀是否处于异常打开状态,从而如果阀门关闭 阀门正常。
    • 10. 发明授权
    • System for detecting misfire in a multi-cylinder internal combustion
engine
    • 用于检测多缸内燃机失火的系统
    • US5539644A
    • 1996-07-23
    • US152504
    • 1993-11-16
    • Akira IchikawaKenji YamamotoNaoyuki Kamiya
    • Akira IchikawaKenji YamamotoNaoyuki Kamiya
    • G01M15/11G06G7/70F02P5/06G01L3/26
    • G01M15/11
    • A misfiring detecting system for an internal combustion engine includes a first misfire determination unit for comparing an engine rotational speed variation amount computed by an engine rotational speed variation amount computing unit, which computes a variation amount of the engine rotational speed, with a misfire determination value set by a misfire determination value setting unit and determines the occurrence of misfiring in the internal combustion engine on the basis of a result of the comparison, and a second misfire determination unit for determining the occurrence of misfiring in the internal combustion engine on the basis of: a result of comparison of a value indicative of a variation between engine rotational speed variation amounts computed by the engine rotational speed variation amount computing unit in the current and immediately preceding cycles, respectively, with a first set value; and a result of comparison of a value indicative of a variation of variation between engine rotational speed variation amounts computed by the engine rotational speed variation amount computing unit in the immediately preceding cycle and that of a two preceding cycle, respectively, with a second set value, so that misfiring can be accurately detected by preventing erroneous misfiring detection.
    • 用于内燃机的失火检测系统包括:第一失火判定单元,用于将由发动机转速变化量计算单元计算的发动机转速变化量与发动机转速的变化量进行比较, 由失火判定值设定单元设定,并且基于比较结果来确定内燃机中发生的点火现象;以及第二失火判定单元,其基于在内燃机中基于 :将表示发动机转速变化量计算部计算出的发动机转速变化量计算部的发动机转速变化量的变化量的值分别与第一设定值进行比较的结果; 以及分别表示在前一周期中由发动机转速变化量计算单元计算的发动机转速变化量与前一个循环之间的变化的变化的值与第二设定值的比较结果 ,从而可以通过防止错误的点火检测来准确地检测到失火。