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    • 2. 发明授权
    • Poppet valve device and electronic controlled fuel injection apparatus equipped with the device
    • 提升阀装置和装有该装置的电控燃油喷射装置
    • US07448592B2
    • 2008-11-11
    • US11066234
    • 2005-02-25
    • Hisao OgawaTakashi Kaneko
    • Hisao OgawaTakashi Kaneko
    • F02M51/00
    • F16K31/0624F02M57/02F02M59/366F02M63/0015F02M63/0031F02M2200/04F02M2200/304F16K11/0716F16K31/061F16K47/04Y10T137/86759
    • A poppet valve device is composed such that a plurality of axial passages of substantially the same diameter and length communicating to a high-pressure space formed inside the valve seat member between the poppet valve body and the valve seat member are provided in the valve seat member. The passages are located adjacent to each other, or located axially symmetrically. An annular gap formed between the periphery of the poppet valve body and the inner perimeter of a projecting part on which the valve seat face of the valve seat member is formed is narrow to restrict liquid flow through the annular gap. An electronic controlled fuel injection apparatus equipped with the poppet valve device is composed such that a lower end part of the poppet valve body and the bottom of a valve device accommodating part of the fuel injection apparatus are formed to restrict the flow of fuel from between the lower end of the poppet valve body and the bottom of the valve device accommodation part to the central hollow of the poppet valve body, whereby the occurrence of bouncing is prevented.
    • 提升阀装置被构成为使得与阀座构件内形成在提升阀阀体和阀座构件之间的高压空间连通的大致相同直径和长度的多个轴向通道设置在阀座构件中 。 通道彼此相邻,或者轴向对称。 在提升阀体的周边与形成有阀座构件的阀座面的突出部的内周之间形成的环状间隙窄,以限制液体流过环状间隙。 配备有提升阀装置的电子控制燃料喷射装置被构成为使得提升阀体的下端部和容纳燃料喷射装置的一部分的阀装置的底部形成为限制来自燃料喷射装置 提升阀体的下端和阀装置容纳部的底部到提升阀体的中心中空,从而防止弹跳的发生。
    • 4. 发明授权
    • Semiconductor device with improved electrode structure
    • 具有改善的电极结构的半导体器件
    • US5324984A
    • 1994-06-28
    • US920922
    • 1992-07-28
    • Hisao Ogawa
    • Hisao Ogawa
    • H01L29/73H01L21/331H01L29/10H01L29/45H01L29/732H01L21/22H01L27/082H01L29/40
    • H01L29/66272H01L29/1004H01L29/456
    • In an open-hole section formed in a silicon oxide layer, a polycrystalline silicon layer, which will become a lower layer of an emitter electrode, is deposited and arsenic ions are implanted into it. Next, on top of the polycrystalline silicon layer, another polycrystalline silicon layer, which will become an upper layer of the emitter electrode, is deposited and implanted with a high density of arsenic ions. Through heat treatment, an N-type emitter diffusion layer is formed inside a P-type intrinsic base diffusion layer. By constructing the emitter electrode with 2 layers, the lower layer and upper layer, and by optimizing the impurity density in each of the layers, the characteristic irregularities of a bipolar transistor having minute emitter contact holes are reduced, and it is possible to increase the allowance of the formation conditions of the open-hole section which connects a wiring layer and to reduce the emitter resistance.
    • 在形成于氧化硅层的开孔部分中,沉积成为发射极电极的下层的多晶硅层,并将砷离子注入其中。 接下来,在多晶硅层的顶部,将成为发射电极的上层的另一多晶硅层被沉积并注入高密度的砷离子。 通过热处理,在P型本征基极扩散层内形成N型发射极扩散层。 通过构造具有2层的发射电极,下层和上层,并且通过优化每个层中的杂质浓度,减少了具有微小发射极接触孔的双极晶体管的特征不规则性,并且可以增加 允许连接布线层的开孔部分的形成条件并减小发射极电阻。
    • 5. 发明授权
    • Pressure fluctuation control device for controlling pressure fluctuation in upstream side of common rail
    • 用于控制共轨上游侧压力波动的压力波动控制装置
    • US08813721B2
    • 2014-08-26
    • US13143959
    • 2009-10-16
    • Kensho KatoHisao Ogawa
    • Kensho KatoHisao Ogawa
    • F02M63/00F02M69/46F02M55/04F02M55/02F02M63/02F02D41/00F02D41/38
    • F02M55/04F02D41/3809F02D41/3845F02M55/025F02M63/0285F02M69/465F02M2200/315F02M2200/40
    • A device for controlling a variation in pressure upstream of a common rail, the device being an extremely simple and small-sized compact device which is used in a pressure accumulating common rail type fuel injection apparatus. The device for controlling a variation in pressure upstream of a common rail can supply high-pressure fuel to the common rail in a stable pressure state by preventing pulsation of a high-pressure pump from occurring in each cylinder of the pump and also preventing generation of a surge pressure caused by opening and closing of a check valve. The device is provided with a secondary common rail which is connected to the fuel outlets of the check valves each provided to each of the cylinders of the high-pressure pump and which has a volume equal to or less than the volume of the common rail, and the device is also provided with injection pipes which connect between the common rail and the fuel outlets of the secondary common rail. The number of the injection pipes is set to be less than the number of the check valves each provided to each of the cylinders of the high-pressure pump.
    • 一种用于控制共轨上游压力变化的装置,该装置是用于蓄压共轨型燃料喷射装置的极简单且小型的紧凑装置。 用于控制共轨上游压力变化的装置可以通过防止高压泵在泵的每个气缸中发生脉动而在稳定的压力状态下向共轨供应高压燃料,并且还防止产生 由止回阀的打开和关闭引起的浪涌压力。 该设备设置有二次共轨,其连接到各自设置到高压泵的每个气缸的止回阀的燃料出口,其具有等于或小于共轨的体积的体积, 并且该装置还设置有连接在共轨和第二共轨的燃料出口之间的喷射管。 喷射管的数量被设定为小于每个设置到高压泵的每个气缸的止回阀的数量。
    • 6. 发明授权
    • Optical communication method, optical linking device and optical communication system
    • 光通信方法,光连接装置和光通信系统
    • US07558483B2
    • 2009-07-07
    • US10897074
    • 2004-07-23
    • Hiroshi AritaTetsuaki NakamikawaKenichi KurosawaHiroaki FukumaruHisao Ogawa
    • Hiroshi AritaTetsuaki NakamikawaKenichi KurosawaHiroaki FukumaruHisao Ogawa
    • H04B10/00
    • H04B10/271G06F13/4022H04B10/27H04B10/278
    • The system includes optical bus-bridging devices for observing the modes of said electric buses and the modes of said optical fibers while said electric buses have not been driven (OFF mode), so that the modes of the two electric buses connected through optical fibers are brought into agreement and that the buses can be simultaneously driven by a plurality of nodes. While one or both of said electric buses have been driven (ON mode) by the nodes connected thereto, an optical output has been continuously produced from the buses that are being driven to said optical fibers, and while light has been inputted from said optical fibers, the modes of said buses are not observed, but an electric output is produced to the electric bus of the side to which light is inputted to drive the bus. The optical bus-bridging device changes the mode of the electric bus when the optical fiber does not change within a predetermined period of time after the optical bus-bridging device has outputted a signal to the optical fiber.
    • 该系统包括用于在所述电气总线未被驱动(OFF模式)下观察所述电动总线的模式和所述光纤的模式的光学总线桥接装置,使得通过光纤连接的两条电动总线的模式为 使总线同时由多个节点驱动。 虽然所述电气总线中的一个或两个已经被连接到其上的节点驱动(ON模式),但是已经从被驱动到所述光纤的总线连续地产生光输出,并且在从所述光纤输入光 没有观察到所述总线的模式,而是向输入光的一侧的电力总线产生电力输出以驱动总线。 光总线桥接装置在光总线桥接装置向光纤输出信号之后光纤在预定时间内不变化时,改变电气总线的模式。
    • 7. 发明申请
    • Poppet valve device and electronic controlled fuel injection apparatus equipped with the device
    • 提升阀装置和装有该装置的电控燃油喷射装置
    • US20060284127A1
    • 2006-12-21
    • US11514233
    • 2006-09-01
    • Hisao OgawaTakashi Kaneko
    • Hisao OgawaTakashi Kaneko
    • F16K31/00
    • F16K31/0624F02M57/02F02M59/366F02M63/0015F02M63/0031F02M2200/04F02M2200/304F16K11/0716F16K31/061F16K47/04Y10T137/86759
    • The poppet valve device is composed such that a plurality of axial passages of substantially the same diameter and length communicating to the high-pressure room formed inside the valve seat member between the poppet valve body and the valve seat member are provided in the valve seat member, the passages being located adjacent to each other, or passages being located axially symmetrically, and the annular gap formed between the periphery of the poppet valve body and the inner perimeter of the projecting part on which the valve seat face of the valve seat member is formed is narrow to restrict liquid flow through the annular gap. The electronic controlled fuel injection apparatus equipped with the poppet valve device is composed such that the lower end part of the poppet valve body and the bottom of the valve device accommodating part of the fuel injection apparatus are formed to restrict the flow of the fuel between the lower end of the poppet valve body and the bottom of the valve device accommodation part to the central hollow of the poppet valve body, whereby the occurrence of bouncing is prevented.
    • 提升阀装置构成为使得与阀座构件内形成在提升阀阀体和阀座构件之间的高压室连通的大致相同直径和长度的多个轴向通道设置在阀座构件中 通道彼此相邻,或者通道轴向对称,并且形成在提升阀体的周边与突出部分的内周边之间的环形间隙,阀座构件的阀座面上的环形间隙是 形成的狭窄以限制液体流过环形间隙。 配备有提升阀装置的电子控制燃料喷射装置被构成为使得提升阀体的下端部和容纳燃料喷射装置的部分的阀装置的底部形成为限制燃料在 提升阀体的下端和阀装置容纳部的底部到提升阀体的中心中空,从而防止弹跳的发生。