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    • 22. 发明申请
    • ELECTROMAGNETIC CONTACTOR
    • 电磁接触器
    • US20130257567A1
    • 2013-10-03
    • US13885094
    • 2012-04-03
    • Kouetsu TakayaYasuhiro NakaKenji SuzukiYuichi YamamotoYuji Shiba
    • Kouetsu TakayaYasuhiro NakaKenji SuzukiYuichi YamamotoYuji Shiba
    • H01H1/06
    • H01H1/06H01H9/443H01H50/14H01H50/163H01H50/22H01H50/38H01H50/42H01H51/065H03K17/68
    • An electromagnetic contactor has a contact device having a pair of fixed contacts and a movable contact; and an electromagnet unit including an exciting coil driving a movable plunger connected through a connecting shaft. The contact device is configured such that L-shaped portions have a contact portion formed in the pair of fixed contacts fixed maintaining a predetermined interval, and two ends of the movable contact are disposed to be capable of contacting to and separating from the contact portions of the L-shaped portion on a side opposite to that of the electromagnet unit. The electromagnet unit includes a magnetic yoke enclosing a plunger drive portion, a movable plunger having a leading end protruding through an aperture formed in the magnetic yoke and urged by a return spring, and a ring-form permanent magnet magnetized in a movable direction of the movable plunger and fixed to enclose a peripheral flange portion.
    • 电磁接触器具有接触装置,该触点装置具有一对固定触头和可动触点; 以及包括驱动通过连接轴连接的活动柱塞的励磁线圈的电磁体单元。 接触装置被构造成使得L形部分具有形成在一对固定触点中的接触部分,固定保持预定间隔,并且可动触头的两端设置成能够接触和分离接触部分的接触部分 在与电磁体单元相反的一侧的L形部分。 电磁体单元包括一个包围柱塞驱动部分的磁轭,一​​个可移动的柱塞,其前端通过形成在磁轭中的孔而突出,并由复位弹簧推动,以及沿着可移动方向被磁化的环形永磁体 活动柱塞并固定以包围周边凸缘部分。
    • 24. 发明申请
    • CONTACT MECHANISM AND ELECTROMAGNETIC CONTACTOR USING SAME
    • 接触机构和电磁接触器
    • US20130113580A1
    • 2013-05-09
    • US13640612
    • 2011-06-14
    • Yasuhiro NakaKouetsu TakayaKenji Suzuki
    • Yasuhiro NakaKouetsu TakayaKenji Suzuki
    • H01H1/06
    • H01H1/06H01H1/50H01H1/54H01H50/546
    • The present invention provides a contact mechanism that is capable of, without enlarging the entire configuration thereof, preventing the generation of an electromagnetic repulsion that opens a movable contact upon application of a current, and also provides an electromagnetic contactor that uses this contact mechanism. A contact mechanism (CM) has a fixed contact (2) and a movable contact (3) that are inserted in a current-carrying path. In the contact mechanism (CM), at least either the fixed contact (2) or the movable contact (3) is formed into an L-shape or a U-shape so as to generate a Lorentz force that acts against an electromagnetic repulsion in an opening direction, which is generated between the fixed contact (2) and the movable contact (3) upon application of a current.
    • 本发明提供一种接触机构,其能够在不扩大其整体结构的情况下防止在施加电流时产生打开可动接点的电磁斥力,并且还提供使用该接触机构的电磁接触器。 接触机构(CM)具有插入通电路径中的固定触点(2)和可动触点(3)。 在接触机构(CM)中,至少固定触点(2)或活动触点(3)中的至少一个形成为L形或U形,从而产生用于抵抗电磁斥力的洛伦兹力 在施加电流时在固定触点(2)和可动触点(3)之间产生的打开方向。
    • 26. 发明申请
    • INTER-CYLINDER AIR-FUEL RATIO IMBALANCE DETERMINING APPARATUS FOR INTERNAL COMBUSTION ENGINE
    • 内燃机空燃比不确定度测定装置
    • US20130073184A1
    • 2013-03-21
    • US13612310
    • 2012-09-12
    • Hiroshi MiyamotoYasushi IwazakiShuntaro OkazakiKenji Suzuki
    • Hiroshi MiyamotoYasushi IwazakiShuntaro OkazakiKenji Suzuki
    • F02D41/26F02D41/30
    • F02D41/0085F02D41/1443F02D41/1454F02D41/1456F02D41/1495
    • An inter-cylinder air-fuel ratio imbalance determining apparatus for an internal combustion engine includes an air-fuel ratio sensor; fuel injection valves; an instructed fuel injection amount control unit; and an imbalance determination unit configured: to acquire a time-differential-value corresponding value that is an amount of change per predetermined time in an output value of the sensor or a detected air-fuel ratio represented by the output value; to acquire a positive gradient corresponding value based on a positive value of the time-differential-value corresponding value; to acquire a negative gradient corresponding value based on a negative value of the time-differential-value corresponding value; to determine an imbalance determination threshold based on a magnitude of a ratio of the negative gradient corresponding value to the positive gradient corresponding value; and to determine whether inter-cylinder air-fuel ratio imbalance has occurred by comparing a magnitude of the negative gradient corresponding value with the imbalance determination threshold.
    • 用于内燃机的气缸间空燃比不平衡确定装置包括空燃比传感器; 燃油喷射阀; 指示燃料喷射量控制单元; 以及不平衡确定单元,被配置为获取作为所述传感器的输出值中的每预定时间的变化量的时间微分值对应值或由所述输出值表示的检测到的空燃比; 基于时间微分值对应值的正值来获取正梯度对应值; 基于时间 - 微分值对应值的负值来获取负梯度对应值; 基于负梯度对应值与正梯度对应值的比值的大小来确定不平衡确定阈值; 并且通过将负梯度对应值的大小与不平衡确定阈值进行比较来确定是否发生了缸间空燃比不平衡。
    • 28. 发明授权
    • Motor drive control device
    • 电机驱动控制装置
    • US08381644B2
    • 2013-02-26
    • US12698596
    • 2010-02-02
    • Yasuhiko TanakaKenji SuzukiHiroshi NagaseToshihiko YamamotoShunsuke Matsunaga
    • Yasuhiko TanakaKenji SuzukiHiroshi NagaseToshihiko YamamotoShunsuke Matsunaga
    • B30B15/14H02P3/14H02P27/00
    • H02M5/4585H02M1/36H02M7/797
    • A motor drive control device includes a power-running operation start voltage setting section that sets a power-running operation start voltage of the power supply converter, a power-running operation start control section that causes the power supply converter to start a power-running operation when the direct-current voltage of the power supply converter has reached the power-running operation start voltage set by the power-running operation start voltage setting section, a power-running operation stop voltage setting section that sets a power-running operation stop voltage of the power supply converter, and a power-running operation stop control section that causes the power supply converter to stop the power-running operation when the direct-current voltage of the power supply converter has reached the power-running operation stop voltage set by the power-running operation stop voltage setting section.
    • 电动机驱动控制装置包括动力运行动作开始电压设定部,其设定电源变换器的动力运行动作开始电压;电力运转动作开始控制部,其使电源变换器开始动力运行 当电源转换器的直流电压达到由电力运行运行开始电压设定部分设定的动力运行运行开始电压时的动作;动力运行停止电压设定部,其设定运转动作停止 电源转换器的电压以及电力供给转换器在电源变换器的直流电压达到电力运行停止电压设定时停止运转动作的动力运行停止控制部, 通过动力运行停止电压设定部。
    • 29. 发明申请
    • Pyroelectric Element
    • 热电元件
    • US20130020484A1
    • 2013-01-24
    • US13638048
    • 2011-10-20
    • Tomoyoshi TaiKenji SuzukiJungo Kondo
    • Tomoyoshi TaiKenji SuzukiJungo Kondo
    • G01J5/02
    • H01L37/02G01J5/0225G01J5/024G01J5/34H01L37/025
    • A pyroelectric element includes a pyroelectric substrate being a substrate of lithium tantalate single crystal having an X-axis, a Y-axis, and a Z-axis as crystal axes; front-side electrodes disposed on a front side of the pyroelectric substrate; and back-side electrodes paired with the front-side electrodes, respectively. The pyroelectric substrate is a Y-offcut plate obtained by cutting the lithium tantalate single crystal at an angle turned by a cut angle θ from the Y-axis toward the Z-axis about the X-axis that coincides with a direction along the electrode plane, and the cut angle θ is 30° to 60° or 120° to 150°. The pyroelectric substrate is preferably 10 μm or less in thickness, and is more preferably 5 μm to 10 μm in thickness.
    • 热电元件包括​​作为晶轴的具有X轴,Y轴和Z轴的钽酸锂单晶的衬底的热电衬底; 设置在所述热电基板的前侧的前侧电极; 和与前侧电极配对的背面电极。 热电基板是通过以切割角度折射的角度切割钽酸锂单晶获得的Y断开板; 从Y轴向Z轴绕X轴方向与电极平面方向一致,切割角度与θ轴方向一致; 为30°至60°或120°至150°。 热电基板的厚度优选为10μm以下,更优选为5μm〜10μm。