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    • 63. 发明专利
    • Actuator, and driving device and imaging apparatus including the same
    • 执行器,驱动装置和成像装置,包括它们
    • JP2012120303A
    • 2012-06-21
    • JP2010266827
    • 2010-11-30
    • Panasonic Corpパナソニック株式会社
    • MIYAMORI KENICHIUMEDA MAKOTO
    • H02K33/16G03B5/00H02K41/03H04N5/225H04N5/232
    • H01F7/1844H01F2007/185H04N5/2253H04N5/2254H04N5/23258H04N5/23287
    • PROBLEM TO BE SOLVED: To improve drive performance of an actuator having a magnet in which three or more magnetic poles are magnetized, and to provide a driving device and an imaging apparatus including such an actuator.SOLUTION: An actuator includes: a coil; a magnet 120 which is movable with respect to the coil by receiving magnetic force that is generated by electrifying the coil; and a magnetic detection element that detects the position of the magnet 120. The magnet 120 has a first polarization line 128 perpendicular to the movement direction of the coil, and a second polarization line 129 parallel with the first polarization line 128. The coil is arranged at a position opposing to the first polarization line 128. The magnetic detection element is arranged at a position opposing to the second polarization line 129. Length c from the second polarization line 129 to an end portion 120b of the magnet 120, which is closer to the magnetic detection element, is 1.25 times or more of a movement amount of the magnet 120.
    • 要解决的问题:提高具有三个或更多个磁极被磁化的磁体的致动器的驱动性能,并提供包括这种致动器的驱动装置和成像装置。 解决方案:致动器包括:线圈; 磁体120,其通过接收通过使线圈通电而产生的磁力而相对于线圈移动; 以及磁性检测元件,其检测磁体120的位置。磁体120具有与线圈的移动方向垂直的第一极化线128和与第一极化线128平行的第二极化线12.线圈被布置 在与第一偏振线128相对的位置处。磁检测元件布置在与第二极化线129相对的位置处。从第二极化线129到磁体120的端部120b的长度c,其更接近 磁性检测元件是磁体120的移动量的1.25倍以上。(C)2012,JPO&INPIT
    • 64. 发明专利
    • Apparatus for detecting displacement position of electromagnetic actuator
    • 用于检测电磁致动器的位移位置的装置
    • JP2011203074A
    • 2011-10-13
    • JP2010069938
    • 2010-03-25
    • Yamaha Corpヤマハ株式会社
    • HAYASHI YOSHINORIKOMATSU AKIHIKO
    • G01B7/00F16K31/06G01D5/22H01F7/18H02K33/12
    • H01F7/1844G01B7/003G01D5/2046H01F7/1607H01F7/1653H01F2007/1684H01F2007/1692H01F2007/185H01F2007/1888
    • PROBLEM TO BE SOLVED: To provide an apparatus for detecting a displacement position of an electromagnetic actuator driven by a PWM signal by using a simple structure and a simple detector.SOLUTION: The electromagnetic actuator 1 has a movable core 11a, a drive coil 12, and a detection coil 13. A drive circuit 22 supplies the drive coil 12 with a drive current according to the PWM signal. The detection coil 13 is disposed at a position at which a coefficient of mutual coupling with the drive coil 12 is changed in response to the displacement position of the movable core 11a. A sampling signal generation circuit 31 generates timing of a sampling signal in synchronization with the PWM signal output from a PWM signal generation circuit 21. A synchronous sampling circuit 32 samples an output voltage from the detection coil 13 in synchronization with the sampling signal and outputs a displacement position detection data. A correction section 33 corrects the displacement position detection data in response to a duty ratio of the PWM signal.
    • 要解决的问题:提供一种用于通过使用简单的结构和简单的检测器来检测由PWM信号驱动的电磁致动器的位移位置的装置。解决方案:电磁致动器1具有可动芯11a,驱动线圈12, 和检测线圈13.驱动电路22根据PWM信号向驱动线圈12提供驱动电流。 检测线圈13设置在与驱动线圈12的相互耦合系数响应于可动铁芯11a的位移位置而改变的位置。 采样信号生成电路31与从PWM信号生成电路21输出的PWM信号同步地生成采样信号的定时。同步采样电路32与采样信号同步地对来自检测线圈13的输出电压进行采样,并输出 位移检测数据。 校正部33响应于PWM信号的占空比来校正位移检测数据。
    • 65. 发明专利
    • Inlet protection device and tumbler device
    • 入口保护装置和插头装置
    • JP2005069479A
    • 2005-03-17
    • JP2004236989
    • 2004-08-17
    • Ka Schmersal Holding Kgカー.アー.シュマーサル ホールディンク カーゲーK.A.Schmersal Holding KG
    • KLEES CHRISTOPH
    • E05B47/00E05C19/16F16P3/08H01F7/18
    • F16P3/08E05B47/00E05B2047/0068E05C19/166H01F2007/185
    • PROBLEM TO BE SOLVED: To provide an inlet protection device capable of functioning without a separate sensor.
      SOLUTION: This inlet protection device for physical zone is provided with the tumbler device Z per movable part 1 which is provided with a magnetic circuit having a magnetizable yoke 5 provided in the movable part 1 and an electromagnet and in which the magnetic circuit can be closed by the yoke 5 and a current regulator 6 adjusting tightening force of the electromagnet. A first set value So1 and a second set value So2 are set in the current regulator 6 in advance. The current regulator 6 performs controlled jump to the second set value So2 from the first set value So1 periodically and measure time from the start of controlled jump to reaching the second set time So2 to determine whether the tumbler device Z gives intended tightening force or not.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够在没有单独的传感器的情况下工作的入口保护装置。

      解决方案:该物理区的入口保护装置每个可移动部分1设置有制动栓装置Z,该制动器装置Z设置有具有设置在可动部分1中的可磁化轭5的磁路和电磁体, 可以通过轭5和调节电磁体的紧固力的电流调节器6来闭合。 在电流调节器6中预先设定第一设定值So1和第二设定值So2。 电流调节器6周期性地从第一设定值So1进行到第二设定值So2的控制跳跃,并且测量从控制跳跃开始到达第二设定时间So2的时间,以确定制动栓装置Z是否给出预期的紧固力。 版权所有(C)2005,JPO&NCIPI

    • 69. 发明授权
    • Modified electrical actuation of an actuator for determining the time at which an armature strikes a stop
    • 用于确定电枢撞击停止的时间的致动器的改进的电致动
    • US09412508B2
    • 2016-08-09
    • US14005794
    • 2012-03-13
    • Michael KochGerd Rösel
    • Michael KochGerd Rösel
    • H01F7/18F02D41/20
    • H01F7/18F02D41/20F02D2041/2055F02D2041/2058H01F7/1844H01F2007/185
    • A method is disclosed for operating an actuator having a coil and a displaceably mounted armature driven by a magnetic field generated by the coil, in a measurement operating mode for ascertaining a time at which the armature reaches its stop position after activation of the actuator. The method includes applying to the coil an actuation voltage signal dimensioned such that the expected armature stop time falls in a time window in which a temporally constant voltage is applied to the coil, detecting an intensity profile of the current flowing through the coil within the time window, and determining the armature stop time, based on an evaluation of the detected current intensity profile. A method for operating such an actuator is also disclosed, wherein information about the stop time is obtained in a measurement operating mode and used in a series operating mode for optimized actuation of the actuator.
    • 公开了一种用于操作具有线圈和由线圈产生的磁场驱动的可移动安装的电枢的致动器的方法,该测量操作模式用于确定在致动器致动之后电枢到达其停止位置的时间。 该方法包括向线圈施加致动电压信号,该致动电压信号的尺寸设定为使得预期的电枢停止时间落在时间窗口中,其中时间上恒定的电压施加到线圈,检测在时间内流过线圈的电流的强度分布 窗口,并且基于检测到的当前强度分布的评估来确定衔铁停止时间。 还公开了一种用于操作这种致动器的方法,其中关于停止时间的信息在测量操作模式中获得并且以串联操作模式被使用以优化致动器的致动。
    • 70. 发明申请
    • DETECTION OF A PLUNGER POSITION IN AN IRRIGATION CONTROL DEVICE
    • 检测灌溉控制装置中的排水位置
    • US20150167861A1
    • 2015-06-18
    • US14133595
    • 2013-12-18
    • Rain Bird Corporation
    • Manuel J. Ferrer HerreraSteven M. LurcottTodd K. Roper
    • F16K37/00A01G25/16
    • F16K37/0041A01G25/16F16K31/06H01F7/1844H01F2007/185Y10T137/8242
    • Some embodiments provide irrigation valve control apparatuses comprising: a solenoid configured to cooperate with a plunger; an input stimulus source coupled with the solenoid and configured to apply an input stimulus while a plunger drive signal is not being applied and that is sufficiently small to not cause the plunger to move; sampling circuitry configured to measure one or more voltage measurements corresponding to one or more voltages across the solenoid, wherein the one or more voltage measurements are dependent upon the current position of the plunger relative to the solenoid; and control circuitry cooperated with the sampling circuitry to receive the one or more voltage measurements from the sampling circuitry, wherein the control circuitry is configured to determine whether the plunger is in one of the open and closed positions based on the one or more voltage measurements.
    • 一些实施例提供了一种冲洗阀控制装置,包括:构造成与柱塞配合的螺线管; 与螺线管耦合的输入激励源,其配置成在不施加柱塞驱动信号的同时施加输入激励,并且足够小以致不使柱塞移动; 采样电路被配置为测量对应于螺线管上的一个或多个电压的一个或多个电压测量,其中所述一个或多个电压测量取决于柱塞相对于螺线管的当前位置; 以及与所述采样电路配合的控制电路以从所述采样电路接收所述一个或多个电压测量值,其中所述控制电路被配置为基于所述一个或多个电压测量来确定所述柱塞是处于所述打开位置和闭合位置之一。