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    • 2. 发明授权
    • Fan system and electronic device
    • 风扇系统和电子设备
    • US08724320B2
    • 2014-05-13
    • US13013840
    • 2011-01-26
    • George HarlanMasayuki KatoHideyuki TakemotoMasamune Hiraki
    • George HarlanMasayuki KatoHideyuki TakemotoMasamune Hiraki
    • H05K7/20
    • F04D25/166F04D27/004F04D29/582
    • A fan system includes a pulse signal generation portion and a plurality of fans. Each of the plurality of fans preferably includes a motor portion; an impeller arranged to be rotated by the motor portion; a drive circuit arranged to drive the motor portion; a rotation detection portion arranged to detect rotation of the motor portion; and a rotation rate control circuit arranged to, based on a reference pulse signal supplied from the pulse signal generation portion and an actual rotation pulse signal supplied from the rotation detection portion, exercise feedback control on a rotation rate of the motor portion in accordance with a period of the reference pulse signal.
    • 风扇系统包括脉冲信号产生部分和多个风扇。 多个风扇中的每一个优选地包括马达部分; 叶轮,布置成由马达部分旋转; 布置成驱动电机部分的驱动电路; 旋转检测部,被配置为检测所述电动机部的旋转; 以及旋转速度控制电路,其被配置为基于从所述脉冲信号生成部提供的基准脉冲信号和从所述旋转检测部提供的实际旋转脉冲信号,根据所述旋转速度控制电路对所述马达部的旋转速度进行运动反馈控制 参考脉冲信号的周期。
    • 5. 发明授权
    • Power supply controller
    • 电源控制器
    • US07848071B2
    • 2010-12-07
    • US11643969
    • 2006-12-22
    • Seiji TakahashiMasayuki Kato
    • Seiji TakahashiMasayuki Kato
    • H02H3/30
    • H02H3/087
    • A power supply controller can include a switching element electrically connected between a power source and a load, an anomaly detecting circuit capable of outputting an abnormal signal, a power supply circuit which generates a constant voltage, a holding circuit which is activated by being supplied with the constant voltage generated by the power supply circuit, continuously outputs a shutoff signal to cause the switching element to perform a shutoff operation on the basis of the abnormal signal, an output circuit, such that if a first off signal is being inputted from an external source, the first off signal continues for a predetermined period of time after the start of the continuous output of the shutoff signal, outputs a second off signal, and an electrical conduction circuit structured to enable the power supply circuit into conduction in response to an on signal from an external source and enable the power supply circuit out of conduction if the second off signal is outputted.
    • 电源控制器可以包括电连接在电源和负载之间的开关元件,能够输出异常信号的异常检测电路,产生恒定电压的电源电路,通过被供给来激活的保持电路 由电源电路产生的恒定电压连续地输出截止信号,使得开关元件基于异常信号,输出电路进行截止操作,使得如果从外部输入第一关闭信号 源,在断开信号的连续输出开始之后,第一关闭信号持续预定的时间段,输出第二关闭信号,以及导电电路,其被构造成使得电源电路响应于导通而导通 来自外部源的信号,并且如果输出第二关闭信号,则使得电源电路不通电。
    • 6. 发明授权
    • Ceramics particle
    • 陶瓷粒子
    • US07730933B2
    • 2010-06-08
    • US11262849
    • 2005-11-01
    • Mikio SakaguchiMasayuki KatoKazuo Oki
    • Mikio SakaguchiMasayuki KatoKazuo Oki
    • B22C1/00B22C9/02
    • C04B35/20B22C1/181C04B35/62655C04B35/62665C04B2235/528C04B2235/5296C04B2235/5427C04B2235/61C04B2235/79
    • A ceramics particle produced by a flame fusion method, containing MgO and SiO2 as main components, and having a MgO/SiO2 weight ratio of from 1.0:1 to 1.45:1, and an average particle size of from 0.001 to 1.5 mm; a spherical molding sand containing MgO and SiO2 as main components, and having a MgO/SiO2 weight ratio of from 1.0:1 to 1.45:1, and an average particle size of from 0.001 to 1.5 mm, produced by a flame fusion method; a spherical molding sand, comprising MgO and SiO2 as main components, and having a MgO/SiO2 weight ratio of from 1.0:1 to 1.45:1, an average particle size of from 0.001 to 1.5 mm, and a spherical degree of 0.95 or more; a process for producing the above spherical molding sand; a casting mold containing the spherical molding sand as defined above; and a casting produced by casting with the mold as defined above.
    • 通过火焰熔融法制造的以MgO和SiO 2为主成分,MgO / SiO 2重量比为1.0:1〜1.45:1,平均粒径为0.001〜1.5mm的陶瓷粒子, 以MgO和SiO 2为主要成分的MgO / SiO 2重量比为1.0:1〜1.45:1的球形型砂,平均粒径为0.001〜1.5mm,通过火焰熔融法制造; 一种球形型砂,其以MgO和SiO 2为主要成分,MgO / SiO 2重量比为1.0:1至1.45:1,平均粒度为0.001至1.5mm,球形度为0.95以上 ; 一种生产上述球形型砂的方法; 包含如上所述的球形型砂的铸模; 以及通过用如上所述的模具浇铸而制造的铸件。
    • 8. 发明申请
    • SAFETY DEVICE FOR POWER WINDOW, OPENING/CLOSING CONTROL METHOD AND PLATE-GLASS PROCESSING METHOD
    • 用于电动窗的开关/关闭控制方法和板玻璃加工方法的安全装置
    • US20090295556A1
    • 2009-12-03
    • US12279635
    • 2006-10-22
    • Satoshi InoueMasayuki KatoKazushi HiroseYoshihiro FujimuraMinoru TanakaTakao KobaHiroki NishidaTakashi Inoue
    • Satoshi InoueMasayuki KatoKazushi HiroseYoshihiro FujimuraMinoru TanakaTakao KobaHiroki NishidaTakashi Inoue
    • B60Q1/00E05F15/10
    • E05F15/46E05F11/445E05F15/695E05Y2900/55
    • A safety device for a power window is achieved, which considers variation in capacitance during raising of a window glass, and considers variation in capacitance due to a use situation so as to reduce a possibility of false operation.The safety device has a window position counter that allows repetitive pulses to be generated depending on amount of rotation of a raising/lowering motor that raises or lowers a window glass, and counts the pulses to acquire opening information of the window glass; a storage unit that detects capacitance of an electrode provided on the window glass during raising of a window glass, and stores change in the capacitance with being related to window position information given by the window position counter; and a controller that sets a reversal threshold value with the stored change in capacitance, which is stored in the storage unit with being related to the window position information, as a reference, and reverses the raising/lowering motor to lower the window glass irrespective of a state of the operational switch in the case that a value of capacitance detected by a capacitance detector during raising operation of the window glass exceeds the reversal threshold value for each window position information.
    • 实现了一种用于电动窗的安全装置,其考虑了在玻璃窗升高期间的电容变化,并且考虑到由于使用情况引起的电容变化,从而减少了错误操作的可能性。 安全装置具有窗口位置计数器,其允许根据升高或降低窗玻璃的升降电动机的旋转量产生重复脉冲,并对脉冲进行计数以获取窗玻璃的开启信息; 存储单元,其在窗玻璃升高期间检测设置在窗玻璃上的电极的电容,并且存储与窗口位置计数器给出的窗口位置信息相关的电容变化; 以及控制器,其将存储在与窗口位置信息相关的存储单元中的存储的电容变化设置为反转阈值作为参考,并且反转升降电机以降低窗玻璃,而不管 在窗玻璃的升高操作期间由电容检测器检测到的电容值超过每个窗口位置信息的反转阈值的情况下的操作开关的状态。
    • 10. 发明申请
    • Safety Device for Power Window
    • 电动窗安全装置
    • US20090206784A1
    • 2009-08-20
    • US11988227
    • 2006-07-03
    • Satoshi InoueMasayuki KatoKazushi HiroseTakao KobaYoshihiro FujimuraMinoru TanakaHiroki NishidaTakashi Inoue
    • Satoshi InoueMasayuki KatoKazushi HiroseTakao KobaYoshihiro FujimuraMinoru TanakaHiroki NishidaTakashi Inoue
    • H02P7/28E05F15/16
    • H02H7/0851E05F11/445E05F15/41E05F15/695E05Y2400/554E05Y2400/58E05Y2900/55H02H3/44H02H7/093
    • A safety device for power window, which generates pulses by rotation of a raising/lowering motor for raising or lowering a window glass of a power window for vehicle, and determines occurrence of pinching of a foreign substance from change in pulse width during closing operation of a window, and thus reverses window operation into window opening operation, is obtained, wherein false determination due to variation in voltage of a battery hardly occurs.A storage unit that stores a change rate of pulse width of continuous pulses, which is detected by a pulse width detector during raising operation of the window glass in a reference condition, while relating the change rate to window position information given by a window position counter; a calculation unit that calculates the continuous pulse width detected by the pulse width detector during raising operation of the window glass while relating the pulse width to the window position information given by the window position counter; and a control unit that compares a stored value of the change rate of pulse width stored by the storage unit, the stored value being related to the window position information, to a calculation value of a change rate of pulse width calculated by the calculation unit, the calculation value being related to the window position information, and when a difference between both change rates of pulse width exceeds an allowable value, drives the raising/lowering motor in a direction of opening the window glass are provided.
    • 一种用于电动窗的安全装置,其通过用于升高或降低车辆的电动车窗的玻璃的升降电动机的旋转而产生脉冲,并且确定关闭操作期间异物的脉冲宽度变化的发生 窗口,从而将窗口操作反转到开窗操作,其中几乎不发生由于电池电压变化引起的错误判定。 存储单元,其存储连续脉冲的脉冲宽度的变化率,所述连续脉冲的脉冲宽度在参考条件下在窗玻璃的升高操作期间由脉冲宽度检测器检测,同时将变化率与由窗口位置计数器给出的窗口位置信息相关联 ; 计算单元,其计算在窗口玻璃的升高操作期间由脉冲宽度检测器检测的连续脉冲宽度,同时将脉冲宽度与由窗口位置计数器给出的窗口位置信息相关联; 以及控制单元,将存储单元存储的脉冲宽度的变化率的存储值与与窗口位置信息相关的存储值与计算单元计算出的脉冲宽度变化率的计算值进行比较, 所述计算值与所述窗口位置信息相关,并且当脉冲宽度的两个变化率之间的差超过允许值时,提供沿着打开所述窗玻璃的方向驱动所述升降电动机。