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公开(公告)号：US5523643A
公开(公告)日：1996-06-04
申请号：US480885
申请日：1995-06-07
申请人： Takanao Fujimura , Tomoki Funakubo , Yougo Imai , Toshiharu Tsubata , Yoshihisa Taniguchi , Takashi Ouchi , Hiroyuki Imabayashi , Yukihiko Sawada , Katsuhiro Wakabayashi
发明人： Takanao Fujimura , Tomoki Funakubo , Yougo Imai , Toshiharu Tsubata , Yoshihisa Taniguchi , Takashi Ouchi , Hiroyuki Imabayashi , Yukihiko Sawada , Katsuhiro Wakabayashi
CPC分类号： H01L41/0906
摘要： An ultrasonic piezoelectric transducer and an ultrasonic actuator for performing enhanced elliptical vibration comprise a first laminated piezoelectric element having a first fixed end, a resonator mounted to the opposite end of the first laminated piezoelectric element, a second laminated piezoelectric element having one end thereof fixedly mounted to the resonator in a direction other than a vibrating direction of the first laminated piezoelectric element, and a load mass fixedly mounted to the opposite end of the second laminated piezoelectric element. This structure permits the enhanced elliptical vibration of the transducer to have a large, controllable amplitude.
摘要翻译： 用于进行增强的椭圆振动的超声波压电换能器和超声波致动器包括具有第一固定端的第一层压压电元件，安装在第一层叠压电元件的相对端的谐振器，其一端固定地安装在第二层叠压电元件 在与第一层压型压电元件的振动方向以外的方向上的谐振器，以及固定地安装在第二层压型压电元件的另一端的负载质量。 这种结构允许增强的换能器的椭圆振动具有大的可控振幅。
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公开(公告)号：US5416375A
公开(公告)日：1995-05-16
申请号：US304083
申请日：1994-09-09
申请人： Tomoki Funakubo , Takanao Fujimura , Hiroyuki Imabayashi , Takashi Ouchi , Yoshihisa Taniguchi , Toshiharu Tsubata
发明人： Tomoki Funakubo , Takanao Fujimura , Hiroyuki Imabayashi , Takashi Ouchi , Yoshihisa Taniguchi , Toshiharu Tsubata
摘要： An ultrasonic motor comprising an elastic body, at least two laminated piezoelectric bodies clamped by a portion of the elastic body, an ultrasonic oscillator for exciting simultaneously a plurality of shrunk and retreated oscillation modes on the elastic body, to generate ultrasonic elliptic oscillation, and an element to be driven urged against a portion of the ultrasonic oscillator and movable with respect to the ultrasonic oscillator.
摘要翻译： 一种超声波电动机，其特征在于，包括弹性体，由所述弹性体的一部分夹持的至少2层叠压电体，在所述弹性体上同时激励多个收缩退避振荡模式的超声波振荡器，生成超声波椭圆振荡， 被驱动的元件被推压到超声波振荡器的一部分上并相对于超声波振荡器可移动。
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公开(公告)号：US5410204A
公开(公告)日：1995-04-25
申请号：US26316
申请日：1993-03-01
CPC分类号： H02N2/106 , H02N2/0015 , H02N2/0085 , H02N2/0095
摘要： The present invention discloses an ultrasonic oscillator including: a plurality of resonators; and an electricity-to-mechanical energy conversion element disposed among a plurality of the resonators and pressed by a fastening member, wherein the ultrasonic oscillator bends and/or oscillates when alternating voltage is applied to the electricity-to-mechanical energy conversion element, and the resonators do not come in contact with the fastening member in a portion adjacent to the end surface of the ultrasonic oscillator.
摘要翻译： 本发明公开了一种超声波振荡器，包括：多个谐振器; 以及电力机械能量转换元件，其设置在所述多个谐振器中并被紧固构件按压，其中当所述电力机械能量转换元件施加交流电压时，所述超声波振荡器弯曲和/或振荡;以及 谐振器在与超声波振荡器的端面相邻的部分中不与紧固构件接触。
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公开(公告)号：US5357164A
公开(公告)日：1994-10-18
申请号：US65195
申请日：1993-05-20
摘要： An ultrasonic motor characterized by comprising:an ultrasonic oscillator for generating ultrasonic oscillation on a specific surface;a movable body pressure-bonded to a specific surface of the ultrasonic oscillator for moving the movable body by the ultrasonic oscillator in a given direction by ultrasonic oscillation; anda sliding element provided on one of a contact surface of the ultrasonic oscillator and a contact surface of the movable body and having a porous oxide coating in which hydrators are formed to substantially fill small holes in the oxide coating.
摘要翻译： 一种超声波电动机，其特征在于包括：超声波振荡器，用于在特定表面上产生超声波振荡; 压接在所述超声波振荡器的特定表面上的移动体，用于通过超声波振荡使所述超声波振荡器沿给定方向移动所述可动体; 以及滑动元件，其设置在所述超声波振荡器的接触表面和所述可动体的接触表面中的一个上，并且具有多孔氧化物涂层，其中形成氢化器以基本上填充所述氧化物涂层中的小孔。
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公开(公告)号：US06558323B2
公开(公告)日：2003-05-06
申请号：US09998982
申请日：2001-11-30
申请人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
发明人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
IPC分类号： A61B800
CPC分类号： B06B1/0622
摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.
摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充不与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。
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公开(公告)号：US06821253B2
公开(公告)日：2004-11-23
申请号：US10391037
申请日：2003-03-17
申请人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
发明人： Katsuhiro Wakabayashi , Yukihiko Sawada , Sayuri Sato , Akiko Mizunuma , Takuya Imahashi , Tomoki Funakubo
IPC分类号： A61B800
CPC分类号： B06B1/0622
摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.
摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充未与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。
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公开(公告)号：US06278224B1
公开(公告)日：2001-08-21
申请号：US09363633
申请日：1999-07-29
IPC分类号： H01L4108
CPC分类号： B06B1/0622
摘要： An ultrasonic transducer comprising, a piezoelectric block which is formed into a plurality of piezoelectric segments by way of one or more slots, spaced apart, on one main surface of the block, the segments being connected with each other at one and the other of the opposed main surfaces of the block, an organic filler filled at least partially in the slots, a first and a second electrodes formed respectively on the one and the other of the continuous main surfaces of the segments, an acoustic matching layer formed on the one main surface of the piezoelectric block, and a backing material formed on the other main surface of the piezoelectric block.
摘要翻译： 一种超声波换能器，包括：压电块，其在所述块的一个主表面上通过间隔开的一个或多个槽形成为多个压电段，所述段彼此相互连接， 所述块的相对的主表面，至少部分地填充在所述槽中的有机填料，分别形成在所述段的连续主表面中的一个和另一个上的第一和第二电极，形成在所述一个主体上的声匹配层 压电块的表面和形成在压电块的另一个主表面上的背衬材料。
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公开(公告)号：US5376858A
公开(公告)日：1994-12-27
申请号：US125914
申请日：1993-09-23
CPC分类号： H01L41/0993 , H02N2/106
摘要： An ultrasonic motor comprising an ultrasonic vibrator having a pair of resonators for transferring and enlarging ultrasonic vibration, an electro-mechanical energy converter arranged between the pair of resonators, for generating ultrasonic vibration by application of alternating voltage, and a fastening element for crimping and fixing the pair of resonators and the electro-mechanical energy conversion element to each other, and an element to be driven crimped to an end of at least one of the resonators and driven by elliptic vibration which is generated at the ends. The electro-mechanical energy converter element is a pair of sliding vibrators which are polarized respectively in a pair of directions which are perpendicular to an axial direction and which are shift 90.degree. from each other.
摘要翻译： 一种超声波电动机，包括具有用于传递和扩大超声波振动的一对谐振器的超声波振动器，布置在所述一对谐振器之间的机电能量转换器，用于通过施加交流电压产生超声波振动，以及用于卷曲和固定的紧固元件 所述一对谐振器和所述机电能量转换元件彼此相对，以及被驱动的元件被卷曲到所述谐振器中的至少一个谐振器的端部并由在端部处产生的椭圆振动驱动。 机电能量转换器元件是一对滑动振动器，它们分别沿垂直于轴向的一对方向极化，并且彼此相差90度。
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公开(公告)号：US5345137A
公开(公告)日：1994-09-06
申请号：US865345
申请日：1992-04-08
IPC分类号： H01L41/083 , H01L41/09 , H02N2/16 , H01L41/08
CPC分类号： H01L41/0913 , H01L41/083 , H01L41/0833 , H01L41/092 , H02N2/0035 , H02N2/026 , H02N2/028 , H02N2/04
摘要： This two-dimensional driving ultrasonic motor comprises a first electro-mechanical energy converting device consisting of an ultrasonic vibrator having a unidirectional polarizing process applied to the entire surface; a second electro-mechanical energy converting device consisting of an ultrasonic vibrator laminated on this first electro-mechanical energy converting device and having a reversely directed polarizing process applied with a central line segment serving as a boundary between the oppositely polarized areas; a third electro-mechanical energy converting device consisting of an ultrasonic vibrator laminated on the first and second electro-mechanical energy converting devices and having a reversely directed polarizing process applied with a line segment serving as a boundary between the oppositely polarized areas, the second and third devices being aligned so that the line segments intersect at right angles; a friction member fixed to the lamination end of the laminated electro-mechanical energy converting devices; and a driven member pressed against this friction member under a predetermined pressure.
摘要翻译： 该二维驱动超声波马达包括：第一机电能量转换装置，其由施加到整个表面的单向偏振方法的超声波振动器组成; 第二机电能量转换装置，其由层叠在该第一机电能量转换装置上的超声波振动器组成，并且具有反向定向的偏振方法，该反射方向应用作为相反偏振区域之间的边界的中心线段; 第三机电能量转换装置，其由层叠在第一和第二机电能量转换装置上的超声波振动器组成，并且具有反向定向的偏振方法，该反射方向施加有用作相对极化区域之间的边界的线段，第二和 第三装置对准，使得线段以直角相交; 摩擦构件固定到层压机电能转换装置的层压端; 以及在预定压力下压靠该摩擦构件的从动构件。
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10.发明申请公开(公告)号：US20050258711A1
公开(公告)日：2005-11-24
申请号：US11124715
申请日：2005-05-09
申请人： Tomoki Funakubo
发明人： Tomoki Funakubo
IPC分类号： B06B1/06 , H01L41/083 , H01L41/09 , H02N2/00
CPC分类号： H01L41/0913 , H01L41/083 , H02N2/0055 , H02N2/026
摘要： An ultrasonic vibrator includes a piezoelectric laminated-section; a frictional contact-section serving as a driving point upon coming into contact with a moving-table serving as a driven body; and a pin serving as a projection and disposed at a node of a generated vibration. When alternating voltages are applied on external electrodes of the piezoelectric laminated-section, an ultrasonic elliptical vibration is generated at the frictional contact-section. The pin is composed of a resin member such as polyether-ether-ketone.
摘要翻译： 超声波振子包括：压电层叠部; 与用作被驱动体的移动台接触的用作驱动点的摩擦接触部分; 以及用作突起并设置在产生的振动的节点处的销。 当在压电层叠部分的外部电极上施加交流电压时，在摩擦接触部分产生超声波椭圆振动。 针由聚醚醚酮等树脂构成。
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