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    • 1. 发明授权
    • Control device for a closure member of a vehicle
    • 用于车辆的关闭构件的控制装置
    • US07714526B2
    • 2010-05-11
    • US11715812
    • 2007-03-07
    • Takayuki KawakuraNarimitsu KoboriTakao AraiKenichi HiranoMasahiro Fueki
    • Takayuki KawakuraNarimitsu KoboriTakao AraiKenichi HiranoMasahiro Fueki
    • H02P7/00
    • H02H3/006H02H7/0851H02H7/093
    • The control device for a closure member of a vehicle according to the present invention comprises: estimated load calculation means (8b) for obtaining an estimated load from a rotation speed, acceleration, and drive voltage of a DC motor (3) for driving a closure member (9); motor torque calculation means (8b) for calculating a motor torque from the rotation speed and drive voltage of the motor; reference torque calculation means (8f) for calculating a reference torque based on a stationary state of the motor torque; and pinching determination means (8c) for determining a pinching of an object based on the estimated load, motor torque and reference torque, wherein the pinching determination means determines that there is no pinching when at least one of the estimated load and the motor torque is below the reference torque even when the estimated load is greater than a prescribed threshold value.
    • 根据本发明的用于车辆的关闭构件的控制装置包括:用于从用于驱动闭合件的DC电动机(3)的旋转速度,加速度和驱动电压获得估计负载的估计负载计算装置(8b) 会员(9); 用于根据所述电动机的转速和驱动电压计算电动机转矩的电动机转矩计算装置(8b) 用于基于电动机转矩的静止状态来计算基准转矩的基准转矩计算单元(8f) 以及用于基于所估计的负载,电动机转矩和参考转矩来确定对象的夹持的夹持确定装置(8c),其中,当所估计的负载和所述电动机转矩中的至少一个为 即使当估计负载大于规定的阈值时,也低于基准转矩。
    • 2. 发明申请
    • Control device for a closure member of a vehicle
    • 用于车辆的关闭构件的控制装置
    • US20070216330A1
    • 2007-09-20
    • US11715812
    • 2007-03-07
    • Takayuki KawakuraNarimitsu KoboriTakao AraiKenichi HiranoMasahiro Fueki
    • Takayuki KawakuraNarimitsu KoboriTakao AraiKenichi HiranoMasahiro Fueki
    • H02P7/00
    • H02H3/006H02H7/0851H02H7/093
    • The control device for a closure member of a vehicle according to the present invention comprises: estimated load calculation means (8b) for obtaining an estimated load from a rotation speed, acceleration, and drive voltage of a DC motor (3) for driving a closure member (9); motor torque calculation means (8b) for calculating a motor torque from the rotation speed and drive voltage of the motor; reference torque calculation means (8f) for calculating a reference torque based on a stationary state of the motor torque; and pinching determination means (8c) for determining a pinching of an object based on the estimated load, motor torque and reference torque, wherein the pinching determination means determines that there is no pinching when at least one of the estimated load and the motor torque is below the reference torque even when the estimated load is greater than a prescribed threshold value.
    • 根据本发明的用于车辆的关闭构件的控制装置包括:估计负载计算装置(8b),用于从用于驱动的​​直流电动机(3)的转速,加速度和驱动电压获得估计负载 封闭构件(9); 用于根据所述电动机的转速和驱动电压计算电动机转矩的电动机转矩计算装置(8b); 用于基于电动机转矩的静止状态来计算基准转矩的参考转矩计算装置(8f); 以及用于基于所估计的负载,电动机转矩和参考转矩来确定对象的夹持的夹持确定装置(8c),其中,所述挤压确定装置确定当所估计的负载和所述电动机转矩中的至少一个时不存在夹紧 即使当估计负载大于规定的阈值时,也低于基准转矩。
    • 3. 发明授权
    • Semiconductor device
    • 半导体器件
    • US08232623B2
    • 2012-07-31
    • US12333418
    • 2008-12-12
    • Keiji MitaMasao TakahashiTakao Arai
    • Keiji MitaMasao TakahashiTakao Arai
    • H01L27/102
    • H01L29/7322H01L29/735H01L29/8618
    • A conventional semiconductor device has a problem that, when a vertical PNP transistor as a power semiconductor element is used in a saturation region, a leakage current into a substrate is generated. In a semiconductor device of the present invention, two P type diffusion layers as a collector region are formed around an N type diffusion layer as a base region. One of the P type diffusion layers is formed to have a lower impurity concentration and a narrower diffusion width than the other P type diffusion layer. In this structure, when a vertical PNP transistor is turned on, a region where the former P type diffusion layer is formed mainly serves as a parasite current path. Thus, a parasitic transistor constituted of a substrate, an N type buried layer and a P type buried layer is prevented from turning on, and a leakage current into the substrate is prevented.
    • 常规的半导体器件具有以下问题:当在饱和区域中使用作为功率半导体元件的垂直PNP晶体管时,产生进入衬底的漏电流。 在本发明的半导体器件中,以N型扩散层为基底形成作为集电极区域的2个P型扩散层。 P型扩散层中的一个形成为具有比其他P型扩散层更低的杂质浓度和更窄的扩散宽度。 在这种结构中,当垂直PNP晶体管导通时,形成前者P型扩散层的区域主要用作寄生电流路径。 因此,防止由衬底,N型掩埋层和P型掩埋层构成的寄生晶体管导通,并且防止了进入衬底的漏电流。
    • 6. 发明授权
    • Tool replacement method and nut driver for machine tools
    • 机床更换方法和螺母驱动
    • US07144355B2
    • 2006-12-05
    • US10611341
    • 2003-07-02
    • Takeshi MomochiMasahiko TakasugiHidemi YoshinoTakao Arai
    • Takeshi MomochiMasahiko TakasugiHidemi YoshinoTakao Arai
    • B23Q3/157
    • B23Q3/15553Y10T409/309352Y10T483/10Y10T483/13Y10T483/1736
    • A spindle (5) has a chuck (9) provided on a distal end (5a) thereof for chucking a tool (11), and a nut (13) screwed to the distal end (5a) and rotatable for tightening and loosening the chucking. The spindle (5) is positioned relative to a nut loosening station provided with a nut loosening driver (43) for driving the nut (13) to rotate in a loosening direction, the nut (13) is loosened by the nut loosening driver (43) to remove from the chuck (9) a first tool (11) to be replaced with a second tool (11), the spindle (5) is positioned relative to a nut tightening station provided with a nut tightening driver (41) for driving the nut (13) to rotate in a tightening direction, and the nut (13) is driven by the nut tightening driver (41) to tight-chuck the second tool (11).
    • 主轴(5)具有设置在其远端(5a)上的用于夹紧工具(11)的卡盘(9)和螺母(13),该螺母拧到远端(5a)并且可旋转以用于紧固和松动 卡住。 主轴(5)相对于设置有用于驱动螺母(13)以松动方向旋转的螺母松动驱动器(43)的螺母松动台定位,螺母(13)由螺母松动驱动器(43)松开 )从所述卡盘(9)中移除要被第二工具(11)替换的第一工具(11),所述主轴(5)相对于设置有用于驱动的​​螺母拧紧驱动器(41)的螺母紧固站定位 螺母(13)沿紧固方向旋转,并且螺母(13)由螺母拧紧驱动器(41)驱动以紧固卡住第二工具(11)。