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    • 21. 发明公开
    • 용량성액츄에이터를구동시키기위한장치및방법
    • 驱动电动执行器的方法
    • KR1020000029903A
    • 2000-05-25
    • KR1019997001086
    • 1997-08-05
    • 지멘스 악티엔게젤샤프트
    • 호프만,크리스찬프로이덴베르크,헬무트게르켄,하르트무트브라소이어,게오르크피르클,리하르트
    • H01L41/04H02N2/06F02D41/20
    • F02D41/2096F02D2041/2003H02N2/06H02N2/067
    • PURPOSE: A method for driving a capacitive actuator is provided for a fuel injection valve in an inner combustion engine. CONSTITUTION: A method for driving a capacitive actuator includes an actuator(P), a charge capacitor (C), a serial circuit, and actuator circuits(S,S1). The charge capacitor(C) is implemented between an anode(+V) and a cathode(-V) of the energy source(V). The charge capacitor(C) is to be recharged through an energy switch(X1). The serial circuit includes an around coil(L) and a charge stop switch(X3). The serial circuit is implemented in parallel with the charge capacitor(C). The actuator circuits(S,S1) are implemented in parallel with the charge stop switch(X3). The actuator circuits(S,S1) includes a discharge switch(X4), another serial circuit, and a diode(D). The discharge switch(X4) is coupled to one side of the around coil(L). The another serial circuit includes charge switches(X2.1-X2.n), and diodes(D.2.1-D2.n).
    • 目的:提供一种驱动电容式致动器的方法,用于内燃机中的燃料喷射阀。 构成:用于驱动电容式致动器的方法包括致动器(P),充电电容器(C),串联电路和致动器电路(S,S1)。 充电电容器(C)实现在能量源(V)的阳极(+ V)和阴极(-V)之间。 充电电容器(C)将通过能量开关(X1)进行充电。 串联电路包括绕线圈(L)和充电停止开关(X3)。 串联电路与电荷电容器(C)并联实现。 执行器电路(S,S1)与充电停止开关(X3)并联地实现。 致动器电路(S,S1)包括放电开关(X4),另一个串联电路和二极管(D)。 放电开关(X4)耦合到绕组线圈(L)的一侧。 另一个串行电路包括充电开关(X2.1-X2.n)和二极管(D.2.1-D2.n)。
    • 24. 发明公开
    • 정밀 복원 액츄에이터
    • 精密返回执行器
    • KR1020150076086A
    • 2015-07-06
    • KR1020140182407
    • 2014-12-17
    • 탈레스세드라 테끄놀로지
    • 드빌리에르크리스토쁘아귈라펠리스뒤까르네줄리앙바릴로프랑수아끌레이스프랑끄
    • H01L41/09H01L41/12
    • H01L41/0986H01L41/12H02N2/02H02N2/06
    • 본발명은나노미터스케일정밀액츄에이터에관련된다. 본발명에따르면, 액츄에이터 (10, 100) 는베이스 (11), 중간구조체 (12) 및출력인터페이스 (13) 를포함한다. 액츄에이터 (10) 는제 1 단부와제 2 단부사이에서각각, 동일한길이방향 (50) 에서제어가능한확장을생성하는두개의리니어엘리먼트들 (14, 15, 41, 42, 43) 을포함한다. 두개의엘리먼트들중 제 1 엘리먼트 (14) 는중간구조체 (12) 상에고정된제 1 단부및 베이스 (11) 상에고정된제 2 단부를갖고, 두개의엘리먼트들중 제 2 엘리먼트 (15) 는중간구조체 (12) 상에고정된제 1 단부와출력인터페이스 (13) 상에고정된제 2 단부를갖는다. 베이스 (11) 와중간구조체 (12) 는베이스에대하여, 제 2 엘리먼트 (15) 의제어가능한확장이제 1 방향 (51) 으로액츄에이터 (10) 의변위를생성하고, 제 1 엘리먼트 (14) 의제어가능한확장이제 1 방향 (51) 에반대방향인제 2 방향 (52) 으로액츄에이터 (10) 의변위를생성하는방식으로포지셔닝된다.
    • 本发明涉及一种纳米级精密致动器。 根据本发明,致动器(10,100)包括基座(11),中间结构(12)和输出接口(13)。 致动器(10)包括两个线性元件(14,15,31,42,43),它们在第一端部和第二端部之间沿相同的长度方向(50)产生可控延伸。 来自两个元件的第一元件(14)包括固定在中间结构(12)上的第一端部和固定在基座(11)上的第二端部。 来自两个元件的第二元件(15)包括固定在中间结构(12)上的第一端部和固定在输出接口(13)上的第二端部。 基座(11)和中间结构(12)以相对于基座定位的方式使得第二元件(15)的可控延伸产生致动器(10)在第一方向(51)上的位移和可控延伸 第一元件(14)的第一方向(51)的第二方向(52)产生致动器(10)的位移。
    • 25. 发明公开
    • 피에조 액츄에이터의 구동 장치 및 그 구동 방법
    • 用于PIEZO执行器的驱动装置及其方法
    • KR1020130107428A
    • 2013-10-02
    • KR1020120029182
    • 2012-03-22
    • 주식회사 에스앤에이
    • 권경수고채동도현우
    • G02B7/04H02N2/06
    • H02N2/0075H02N2/025H02N2/06H02N2/067
    • PURPOSE: A driving device of a piezo-actuator and a driving method thereof reduce noise generated in driving. CONSTITUTION: A driving device of a piezo-actuator includes a signal generator (100) and a modulator (200). The signal generator generates a signal having a constant frequency. The modulator modulates the signal generated from the signal generator and outputs it. The modulator includes a density modulation unit (210). The density modulation unit performs a first mode or a second mode. The first mode repeatedly outputs an input signal of a first certain number and blocks an input signal of a second certain number. The second mode repeatedly outputs the input signal during a first period and blocks the input signal during a second period. [Reference numerals] (100) Signal generator; (200) Modulator; (210) Density modulation unit; (211) Counter module; (212) First density control module; (213) Filter module; (214) Second density control module; (220) Frequency modulation unit; (221) Frequency setting module; (222) Frequency modulation module; (230) Duty rate modulation unit; (231) Duty rate setting module; (232) Duty rate modulation module; (240) Amplitude modulation unit; (241) Envelope generation module; (242) Amplitude modulation module; (300) Piezo controller
    • 目的:压电致动器的驱动装置及其驱动方法减少了驾驶中产生的噪音。 构成:压电致动器的驱动装置包括信号发生器(100)和调制器(200)。 信号发生器产生具有恒定频率的信号。 调制器调制从信号发生器产生的信号并输出​​信号。 调制器包括密度调制单元(210)。 密度调制单元执行第一模式或第二模式。 第一模式重复地输出第一特定数量的输入信号,并且阻止第二特定数量的输入信号。 第二模式在第一时段期间重复地输出输入信号,并且在第二周期期间阻止输入信号。 (附图标记)(100)信号发生器; (200)调制器; (210)密度调制单元; (211)计数器模块; (212)第一密度控制模块; (213)过滤模块; (214)第二密度控制模块; (220)调频单元; (221)频率设定模块; (222)调频模块; (230)占空比调制单位; (231)责任率设定模块; (232)占空比调制模块; (240)幅度调制单元; (241)信封生成模块; (242)幅度调制模块; (300)压电控制器
    • 26. 发明授权
    • 신호 생성기 내장형 고출력 압전소자 구동기
    • 高输出压电元件DIRVER嵌入式信号发生器
    • KR101284948B1
    • 2013-07-10
    • KR1020120038790
    • 2012-04-13
    • 서울과학기술대학교 산학협력단
    • 이수영김성도신진한정호
    • H02N2/02H01L41/02
    • H02N2/06H01L41/09H02M1/44H02M3/28H02N2/0075
    • PURPOSE: A signal generator embedded high power piezoelectric element driver is provided to supply various signal waveforms by integrating a signal generator and a high output power supply device into a driver. CONSTITUTION: An amplifier amplifies a small signal. The small signal is generated from a signal generator. A power supply device supplies DC power to the amplifier. The amplifier uses an H-bridge transistor. The signal generator is integrally formed with the amplifier and the power supply device in a driver. [Reference numerals] (AA,GG) AV power input; (BB,HH) High voltage power supply device; (CC) Signal generator; (DD) Small signal generated from the signal generator; (EE) Linear amplifier; (FF) Piezoelectric element
    • 目的:提供一种信号发生器嵌入式高功率压电元件驱动器,通过将信号发生器和高输出电源装置集成到驱动器中来提供各种信号波形。 构成:放大器放大一个小信号。 小信号由信号发生器产生。 电源设备向放大器提供直流电源。 放大器使用H桥晶体管。 信号发生器与驱动器中的放大器和电源装置整体形成。 (附图标记)(AA,GG)AV电源输入; (BB,HH)高压电源装置; (CC)信号发生器; (DD)从信号发生器产生的小信号; (EE)线性放大器; (FF)压电元件
    • 27. 发明授权
    • Piezo vibration motor
    • PIEZO振动电机
    • KR101157868B1
    • 2012-06-22
    • KR20120037191
    • 2012-04-10
    • BLUECOM CO LTD
    • KIM GEONG KONKANG JIN SEONPARK HYUN JUN
    • H02N2/04
    • H02N2/043H01L41/0536H01L41/0986H02N2/006H02N2/06
    • PURPOSE: A piezo vibrating motor is provided to vibrate a weight upward and downward by using a piezo in which the center portion is concavely or convexly bent according to intensity and direction of a voltage, thereby multiplying motor vibration amount. CONSTITUTION: An elastic member(9) has a right side elastic piece(7) in regard to a fixed vertical member(3). The center portion of a plate(13) is concavely or convexly bent by a piezo(11). The center portion of piezo is concavely or convexly bent and the piezo generates up-down vibration. A weight(15) vibrates upward and downward according to the plate. The opened lower end side of a case(17) is closed through a bracket(1). The case covers the elastic member, the plate, the piezo, and the weight.
    • 目的:提供一种压电振动电动机,通过使用其中心部分根据电压的强度和方向凹凸地弯曲的压电体来向上和向下振动,从而使电动机振动量增大。 构成:相对于固定的垂直构件(3),弹性构件(9)具有右侧弹性片(7)。 板(13)的中心部分被压电(11)凹入或凸起地弯曲。 压电体的中心部分凹凸或弯曲,压电产生上下振动。 重量(15)根据板向上和向下振动。 壳体(17)的敞开的下端侧通过托架(1)封闭。 外壳覆盖弹性件,板,压电和重量。
    • 28. 发明公开
    • 이방성 진동 가진장치
    • 各向异性振动执行器
    • KR1020120003118A
    • 2012-01-10
    • KR1020100063789
    • 2010-07-02
    • 한국기계연구원
    • 조성학박정규양민양강봉철김건우김재구황경현
    • H02N2/00H02N2/04H02N2/06
    • H02N2/008H01L41/09H02N2/0055H02N2/043H02N2/06
    • PURPOSE: An anisotropic vibration actuator is provided to arrange anisotropic movements which only allow vibrations in a specific direction, thereby improving processing performance in a super fine processing process. CONSTITUTION: A driving part(100) is extended in a longitudinal direction. A piezoelectric device(200) is used as a driving source of the driving part in a predetermined region of the driving part. A supporting part(300) is combined in the predetermined region of one side and the other side of the driving part in a height direction. An alignment part(400) is extended to one side of the driving part in the height direction in order to determine directionality of vibrations. The piezoelectric device is fixed in a driving source insertion part(110) which is arranged in one lateral surface of the driving part in the longitudinal direction. The piezoelectric device is inserted in the driving source insertion part in order to arrange the longitudinal direction of the piezoelectric device parallel to the direction of the driving part.
    • 目的:提供各向异性振动致动器来布置各向异性运动,这些各向异性运动只允许特定方向的振动,从而提高超细加工过程中的加工性能。 构成:驱动部(100)沿纵向延伸。 压电装置(200)用作驱动部分的预定区域中的驱动部件的驱动源。 支撑部件(300)在驱动部件的一侧和另一侧的高度方向上的预定区域中组合。 对准部件(400)在高度方向上延伸到驱动部件的一侧,以确定振动的方向性。 压电元件固定在驱动源插入部(110)中,该驱动源插入部(110)沿纵向方向布置在驱动部的一个侧面上。 为了将压电元件的纵向平行于驱动部的方向配置,驱动源插入部插入压电元件。