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    • 1. 发明授权
    • Liquid heating apparatus
    • 液体加热装置
    • US06601578B1
    • 2003-08-05
    • US09449364
    • 1999-11-24
    • Toshio Furuhashi
    • Toshio Furuhashi
    • A47J2726
    • A47J37/1247
    • A liquid heating apparatus includes: a liquid bath; a combustion chamber provided with a burner, and formed at one side on a lower portion of the liquid bath; and an exhaust pipe located horizontally in the liquid bath and extending from one side of the liquid bath toward the other side thereof. The apparatus heats the liquid bath by passing combustion gas generated in the combustion chamber into the exhaust pipe, with the exhaust pipe being formed into a cylinder shape having vertical side walls. A fin is integrally located on an inner surface of the side wall of the exhaust pipe along the longitudinal direction thereof. The fin has a predetermined heating surface chosen in accordance with a predetermined temperature gradient in a longitudinal direction of the exhaust pipe, and is located on only upper portion side on an inner surface of the exhaust pipe.
    • 液体加热装置包括:液槽; 设置有燃烧器的燃烧室,并且形成在液槽的下部的一侧; 以及位于液槽中的排气管,并从液槽的一侧朝向另一侧延伸。 该装置通过将燃烧室中产生的燃烧气体通入排气管来加热液槽,排气管形成为具有垂直侧壁的圆筒形状。 翅片沿着其纵向一体地设置在排气管的侧壁的内表面上。 翅片具有根据排气管的纵向方向上的预定温度梯度选择的预定加热表面,并且仅位于排气管的内表面上的上部侧。
    • 2. 发明授权
    • Apparatus and method for controlling internal combustion engine
    • 内燃机控制装置及方法
    • US4337512A
    • 1982-06-29
    • US80203
    • 1979-10-01
    • Toshio Furuhashi
    • Toshio Furuhashi
    • F02D41/34F02D41/12F02D43/00F02D45/00F02P5/15F02P5/06F02M3/04
    • F02P5/1504Y02T10/46
    • An apparatus and a method for controlling an internal combustion engine are disclosed, wherein upon deceleration of the engine, fuel injection is interrupted on the basis of determination of an engine operating condition to interrupt the fuel injection, while the fuel injection is then restored on the basis of determination of an engine operating condition to restore the fuel injection. When the determination is made such that the fuel injection is to be restored, the ignition timing determined in dependence on the prevailing engine operating condition is delayed. The delayed ignition timing is progressively advanced after restoration of the fuel injection to regain the original ignition timing determined in dependence on the prevailing engine operating condition.
    • 公开了一种用于控制内燃机的装置和方法,其中在发动机减速时,基于确定发动机运转状况来中断燃料喷射以中断燃料喷射,同时燃料喷射在 确定发动机工作状态以恢复燃料喷射的基础。 当进行使燃料喷射恢复的确定时,根据现行的发动机运转状态而确定的点火正时被延迟。 在燃料喷射恢复之后,延迟点火正时逐渐提高,以重新获得根据现行发动机运行状况确定的原始点火正时。
    • 6. 发明授权
    • Control system for internal combustion engine
    • 内燃机控制系统
    • US4449502A
    • 1984-05-22
    • US301132
    • 1981-09-11
    • Toshio Furuhashi
    • Toshio Furuhashi
    • F02D41/22F02B1/04F02D41/14F02D41/24F02D45/00F02M7/12
    • F02D41/24F02D41/1474F02D41/148F02D41/1483F02B1/04
    • A control system for controlling the opening degree of a solenoid valve provided in an air or fuel supplying system for engine to thereby control the air/fuel ratio of the gas mixture being supplied to the engine. This control system includes a device for accumulating the number of revolutions of the engine from the time the engine starts. When the accumulated value reaches a predetermined value, it is decided that the warming-up of engine is completed. Then, the output of the O.sub.2 sensor for detecting the oxygen O.sub.2 concentration in the exhaust gas is fed back to thereby perform the closed loop control for the air/fuel ratio. Before the accumulated value reaches the predetermined value, the closed loop control is performed without use of the output of the O.sub.2 sensor.
    • 一种用于控制设置在发动机的空气或燃料供给系统中的电磁阀的开度的控制系统,从而控制供给到发动机的气体混合物的空燃比。 该控制系统包括从发动机起动时累积发动机转数的装置。 当累计值达到预定值时,确定发动机的预热完成。 然后,将用于检测废气中的氧气O 2浓度的O 2传感器的输出反馈,从而对空燃比进行闭环控制。 在累积值达到预定值之前,不使用O2传感器的输出执行闭环控制。
    • 8. 发明授权
    • Ignition control apparatus for internal combustion engine
    • 内燃机点火控制装置
    • US4665884A
    • 1987-05-19
    • US850026
    • 1986-04-10
    • Tatsuya YoshidaToshio Furuhashi
    • Tatsuya YoshidaToshio Furuhashi
    • F02P3/045F02P5/15F02P7/077F02P9/00F02P5/00
    • F02P7/0775F02P3/0456F02P5/1502Y02T10/46
    • Disclosed is an ignition control apparatus for an internal combustion engine arranged to control an ignition timing and a current conduction initiating timing on the basis of a time elapsed from a point in time at which a reference position is reached by a crank shaft, in which a crank reference position detector is caused to generate a crank reference position signal which is reversed in polarity at a crank reference position of each cylinder of the engine as well as at an intermediate position between a preceding and a succeeding timing at the crank shaft reference position, and a leading edge and a trailing edge of the crank reference position signal are detected so as to determine each of the detection of the revolutional speed of the engine, the ignition timing, and the period of current conduction on the basis of a time elapsed from the detected leading edge or the trailing edge. Thus, it is possible to perform the ignition control accurately by using only one sensor synchronized with the revolution of said engine.
    • 公开了一种用于内燃机的点火控制装置,其被设置为基于从曲柄轴到达基准位置的时间经过的时间来控制点火正时和电流导通启动定时,其中, 使曲柄基准位置检测器产生在发动机的每个气缸的曲柄基准位置处的极性反转的曲柄基准位置信号,以及在曲轴基准位置的前后正时之间的中间位置, 并且检测曲柄基准位置信号的前缘和后缘,以便基于从经过的时间确定发动机的转速,点火正时和电流传导周期的每个检测 检测到的前缘或后缘。 因此,可以通过仅使用与所述发动机的转速同步的一个传感器来精确地执行点火控制。
    • 9. 发明授权
    • Control apparatus for an internal combustion engine having a carburetor
    • 具有化油器的内燃机的控制装置
    • US4593663A
    • 1986-06-10
    • US110469
    • 1980-01-08
    • Takeshi AtagoYasunori MouriTokuo KosugeToshio FuruhashiOsamu AbeTaiji Hasegawa
    • Takeshi AtagoYasunori MouriTokuo KosugeToshio FuruhashiOsamu AbeTaiji Hasegawa
    • F02D41/02F02D21/08F02D37/00F02D41/04F02D41/14F02D41/26F02D43/00F02M7/12F02M7/24F02M23/04F02M25/07F02P5/15F02M9/10
    • F02D41/0065F02D41/149F02D41/26F02D43/00F02M23/04F02M7/24F02P5/1502Y02T10/146Y02T10/42Y02T10/46Y02T10/47
    • An apparatus for controlling the operation of an internal combustion engine having a carburetor which, controls the air-fuel ratio of the air-fuel mixture supplied to the engine in the steady operating condition of the engine on the basis of predetermined data determined relative to the engine crankshaft rotation speed and intake vacuum and stored in a memory. A three-way catalyst purifies engine exhaust gases, and an output signal from an O.sub.2 sensor in the exhaust system is fed back for the control of the air-fuel ratio in the engine exhaust gases. A circuit checks whether this feedback control is normally carried or not. The air-fuel ratio supplied to the engine in an unsteady operating condition of the engine is controlled by regulating the fuel and air supplied to the engine while bypassing the carburetor, by the sensed values of the intake vacuum, engine crankshaft rotation speed and engine temperature and also depending on the throttle valve position. To control the rate of exhaust gas recirculation, an upper limit and a lower limit of the rate of opening of a recirculation rate regulating valve are determined on the basis of the sensed throttle valve opening, and other predetermined data determined relative to the engine crankshaft rotation speed and intake vaccum is read out from the memory to limit the rate of opening of the recirculation rate regulating valve.
    • 一种用于控制具有化油器的内燃机的操作的装置,其基于相对于所述发动机确定的预定数据来控制在所述发动机的稳定运行状态下供应给所述发动机的所述空气燃料混合物的空燃比 发动机曲轴转速和进气真空度并存储在存储器中。 三元催化剂净化发动机废气,并且将来自排气系统中的O2传感器的输出信号反馈,以控制发动机废气中的空燃比。 电路检查该反馈控制是否正常携带。 在发动机的不稳定运行状态下供给发动机的空燃比通过调节通过进气真空,发动机曲轴转速和发动机温度的检测值来调节供给发动机的燃料和空气,同时绕过化油器 并且还取决于节气门位置。 为了控制废气再循环的速度,基于检测到的节气门开度确定再循环速率调节阀的打开速率的上限和下限,并且相对于发动机曲轴旋转确定的其它预定数据 从存储器中读出速度和进气真空度以限制再循环速率调节阀的打开速率。