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1. 发明申请

US20080011052A1 SOOT SENSOR 审中-公开
公开(公告)号：US20080011052A1
公开(公告)日：2008-01-17
申请号：US11770396
申请日：2007-06-28
申请人： Tomonori KONDO , Norihiko NADANAMI , Daisuke KOMATSU , Hitoshi YOKOI , Masato KATSUTA
发明人： Tomonori KONDO , Norihiko NADANAMI , Daisuke KOMATSU , Hitoshi YOKOI , Masato KATSUTA
IPC分类号： G01N33/00
CPC分类号： F01N11/00 , F01N2560/05 , G01N15/0656 , Y02T10/47
摘要： A soot sensor includes a center electrode extending in an axial direction and a cylindrical insulator from which a leading end of the center electrode protrudes. The insulator is provided around a periphery of the center electrode and includes a heating element. The soot sensor also includes a sealing member sealing a gap between the insulator and the center electrode.
摘要翻译：煤烟传感器包括沿轴向延伸的中心电极和中心电极的前端突出的圆柱形绝缘体。绝缘体围绕中心电极的周边设置并且包括加热元件。烟炱传感器还包括密封绝缘体和中心电极之间的间隙的密封构件。

2. 发明申请

US20120262182A1 FINE PARTICLE DETECTION SYSTEM 有权
标题翻译：精细粒子检测系统
公开(公告)号：US20120262182A1
公开(公告)日：2012-10-18
申请号：US13444057
申请日：2012-04-11
申请人： Toshiya MATSUOKA , Masayuki MOTOMURA , Takeshi SUGIYAMA , Keisuke TASHIMA , Hitoshi YOKOI
发明人： Toshiya MATSUOKA , Masayuki MOTOMURA , Takeshi SUGIYAMA , Keisuke TASHIMA , Hitoshi YOKOI
IPC分类号： G01N27/66
CPC分类号： G01N15/0656 , F01N2560/05
摘要： There is provided a fine particle detection system with a fine particle sensor, a cable and a sensor drive control device. The fine particle sensor has an ion source unit with first and second electrodes, a particle charging unit and inner and outer sensor casings. The cable has a power supply wiring line connected to the second electrode, an inner shield line electrically continuous with the inner sensor casing and an outer shield line electrically continuous with the outer sensor casing. The sensor drive control device has an ion-source power supply circuit, a signal current detection circuit, an inner circuit casing electrically continuous with a first output terminal of the ion-source power supply circuit and surrounding the ion-source power supply circuit and an outer circuit casing connected to the ground potential and shielding the ion-source power supply circuit, the signal current detection circuit and the inner circuit casing.
摘要翻译：提供了具有细颗粒传感器，电缆和传感器驱动控制装置的精细粒子检测系统。微粒传感器具有带有第一和第二电极的离子源单元，粒子充电单元和内部和外部传感器外壳。电缆具有与第二电极连接的电源配线，与内传感器外壳电连接的内屏蔽线和与外传感器外壳电气连接的外屏蔽线。传感器驱动控制装置具有离子源电源电路，信号电流检测电路，与离子源电源电路的第一输出端子电连接并且包围离子源电源电路的内部电路壳体，以及外部电路壳体连接到地电位并屏蔽离子源电源电路，信号电流检测电路和内部电路外壳。

3. 发明申请

US20120234172A1 FINE PARTICLE SENSOR AND MOUNTING STRUCTURE THEREFOR 有权
标题翻译：精细颗粒传感器及其安装结构
公开(公告)号：US20120234172A1
公开(公告)日：2012-09-20
申请号：US13422379
申请日：2012-03-16
申请人： Takeshi SUGIYAMA , Masayuki MOTOMURA , Toshiya MATSUOKA , Keisuke TASHIMA , Hitoshi YOKOI
发明人： Takeshi SUGIYAMA , Masayuki MOTOMURA , Toshiya MATSUOKA , Keisuke TASHIMA , Hitoshi YOKOI
IPC分类号： B03C3/38
CPC分类号： G01N15/0656 , F01N13/008 , F01N2560/05 , G01N1/2252
摘要： There is provided a fine particle sensor for detecting fine particles in exhaust gas, including an ion generating unit for generating ions by corona discharge, a charging unit for charging the fine particles by some of the generated ions, an ion trapping ions for trapping a remainder of the generated ions and a casing for accommodating therein the charging unit and the ion trapping unit in a given arrangement direction. The casing has a gas inlet hole and a gas outlet hole formed in a circumferential wall thereof so that the exhaust gas flows in the charging unit through the gas inlet hole and flows out of the ion trapping unit through the gas outlet hole. The gas inlet hole and the gas outlet hole are arranged in such a manner as to at least partially overlap each other when viewed in the given arrangement direction.
摘要翻译：提供了一种用于检测排气中的细颗粒的微粒传感器，包括用于通过电晕放电产生离子的离子产生单元，用于通过一些所产生的离子对微粒进行充电的充电单元，用于捕获剩余部分的离子捕获离子的产生的离子，以及用于在给定的布置方向上容纳充电单元和离子捕获单元的壳体。壳体具有形成在其周壁中的气体入口孔和气体出口孔，使得废气通过气体入口孔在充电单元中流动，并通过气体出口孔流出离子捕获单元。气体入口孔和气体出口孔以在给定的布置方向上观察时至少部分地彼此重叠的方式布置。

4. 发明申请

US20090323765A1 TEMPERATURE SENSOR 有权
标题翻译：温度感应器
公开(公告)号：US20090323765A1
公开(公告)日：2009-12-31
申请号：US12489754
申请日：2009-06-23
申请人： Hitoshi YOKOI , Masamichi ITO , Takaaki CHOSOKABE , Masahiko NISHI
发明人： Hitoshi YOKOI , Masamichi ITO , Takaaki CHOSOKABE , Masahiko NISHI
IPC分类号： G01K7/22
CPC分类号： G01K7/22 , G01K1/08
摘要： In a temperature sensor (1), a pair of electrode wires (25) of a thermistor element (21) are formed of a material prepared by adding strontium to platinum or a platinum alloy and without addition of zirconia or a like oxide. Rear end portions of the electrode wires (25) formed of the above-mentioned material and front end portions of sheath core wires (3) are laser-welded to one another in an overlapping condition.
摘要翻译：在温度传感器（1）中，热敏电阻元件（21）的一对电极线（25）由通过向铂或铂合金添加锶而不添加氧化锆等而制备的材料形成。由上述材料形成的电极线（25）的后端部和皮芯线（3）的前端部在重叠状态下彼此激光焊接。

5. 发明申请

US20090168842A1 TEMPERATURE SENSOR AND METHOD OF PRODUCING THE SAME 有权
标题翻译：温度传感器及其生产方法
公开(公告)号：US20090168842A1
公开(公告)日：2009-07-02
申请号：US12343806
申请日：2008-12-24
申请人： Hitoshi YOKOI , Tomimasa Ito , Tatsuya Suzuki
发明人： Hitoshi YOKOI , Tomimasa Ito , Tatsuya Suzuki
IPC分类号： G01K1/14 , H01C7/02 , H01C17/02
CPC分类号： G01K1/12 , H01C7/008 , Y10T29/49085 , Y10T29/49087
摘要： A temperature sensor is provided. The temperature sensor includes: a temperature sensitive element having a temperature sensitive body and an element electrode wire; a sheath member having an external cylinder, the sheath member encompassing a sheath core wire to be bonded to the element electrode wire in the external cylinder; an enclosing member having a bottom-closed cylindrical shape extending in an axial direction, at least the temperature sensitive element and a bond portion of the element electrode wire and the sheath core wire being accommodated in an internal space of the bottom-closed cylindrical shape, and a holding member that is filled in the internal space, wherein an air gap is provided at least between an outer surface of the temperature sensitive body and the holding member so as to permit displacement of the temperature sensitive body in a direction intersecting the axial direction of the enclosing member.
摘要翻译：提供温度传感器。温度传感器包括：具有温度敏感体和元件电极丝的温度敏感元件; 鞘部件，其具有外筒，所述护套部件包围待与所述外筒中的所述元件电极丝接合的皮芯线; 至少所述温度敏感元件和所述元件电极线和所述芯线的接合部分被容纳在所述底部闭合圆筒形状的内部空间中的具有沿轴向方向延伸的底部闭合圆柱形状的封闭构件，以及填充在所述内部空间中的保持构件，其中至少在所述感温体的外表面和所述保持构件之间设置气隙，以允许所述温度敏感体在与所述轴向方向相交的方向上移位的封闭构件。

6. 发明申请

US20120285219A1 PARTICULATE DETECTION SYSTEM 有权
标题翻译：颗粒检测系统
公开(公告)号：US20120285219A1
公开(公告)日：2012-11-15
申请号：US13468729
申请日：2012-05-10
申请人： Toshiya MATUOKA , Masayuki MOTOMURA , Takeshi SUGIYAMA , Keisuke TASHIMA , Hitoshi YOKOI
发明人： Toshiya MATUOKA , Masayuki MOTOMURA , Takeshi SUGIYAMA , Keisuke TASHIMA , Hitoshi YOKOI
IPC分类号： G01M15/10
CPC分类号： F02D41/1466 , F01N2560/05 , F02D41/062 , F02D41/222
摘要： A particulate detection system (1, 2, 3) detects the quantity of particulates S contained in exhaust gas EG discharged from an internal combustion engine ENG and flowing through an exhaust pipe EP. The system (1, 2, 3) includes a detection section (10) attached to the exhaust pipe EP; and a drive processing circuit (201) electrically connected to the detection section (10), driving the detection section (10), and detecting and processing a signal Is from the detection section 10. The drive processing circuit (201) includes drive start delay means (S2, S3, S11, S12, S13, S22, S23) for delaying start of the drive of the detection section (10) until a start condition determined by the drive processing circuit (201) is satisfied after startup of the internal combustion engine ENG.
摘要翻译：颗粒物检测系统（1,2,3）检测从内燃机ENG排出并流经排气管EP的废气EG中所含的颗粒物S的数量。系统（1,2,3）包括附接到排气管EP的检测部分（10）; 以及驱动处理电路（201），电连接到检测部（10），驱动检测部（10），并检测并处理来自检测部10的信号Is。驱动处理电路（201）包括驱动开始延迟用于延迟启动检测部分（10）的驱动处理电路（201）确定的起动条件的内部燃烧装置（S2，S3，S11，S12，S13，S22，S23）发动机ENG。

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