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1. 发明专利

JP2012156365A The piezoelectric actuator unit 审中-公开
标题翻译：压电致动器单元
公开(公告)号：JP2012156365A
公开(公告)日：2012-08-16
申请号：JP2011015225
申请日：2011-01-27
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： OGAWA KAZUO , SUMA KAZUHIRO , NAKAJIMA KIYOSHI , MIKAMI SHINJI , FUJIMOTO TAKEHIRO
IPC分类号： H01L41/083 , H01L41/187 , H01L41/22 , H01L41/23
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric actuator unit capable of suppressing lateral deviation and inclination of piezoelectric elements constituting a piezoelectric laminated body all the time.SOLUTION: A piezoelectric actuator unit includes: a bar-shaped piezoelectric laminated body 2 formed by laminating a plurality of piezoelectric elements 20; nipping members 4 nipping the piezoelectric laminated body 2 from both ends in the laminated direction; and a cylindrical guide member 6 storing the piezoelectric laminated body 2 while applying compression stress to the laminated direction via the nipping members 4 and guiding extension/contraction in the laminated direction. Flange parts 62 projecting inwardly are installed at both end in the axis X direction of the guide member 6, and a chamfered face 420 is formed at a corner of the nipping member 4 abutting on an inclination face 622 of the flange part 62. When voltage is applied to the piezoelectric elements 20, the piezoelectric laminated body 2 extends in the laminated direction and the chamfered face 420 presses the inclination face 622. Thus, the guide member 6 extends in the axis X direction and side parts of the guide member 6 are bent inwardly to press the side parts of the piezoelectric laminated body 2.
摘要翻译：解决的问题：提供能够一直抑制构成压电体层叠体的压电元件的横向偏移和倾斜的压电致动器单元。解决方案：压电致动器单元包括：通过层压多个压电元件20而形成的棒状压电叠层体2; 夹紧构件4在层叠方向上从两端夹住压电叠层体2; 以及通过夹持构件4向压电层压方向施加压缩应力并且沿层叠方向引导延伸/收缩的同时存储压电层叠体2的圆柱形引导构件6。向外突出的凸缘部62安装在引导构件6的轴线X方向的两端，并且在接合构件4的与凸缘部62的倾斜面622抵接的角部形成有倒角面420。施加到压电元件20上，压电层叠体2在层叠方向上延伸，倒角面420按压倾斜面622.因此，引导构件6沿X轴方向延伸，引导构件6的侧部为向内弯曲以压制压电层压体2的侧部。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2009266921A Laminated piezoelectric actuator element 审中-公开
标题翻译：层压压电致动器元件
公开(公告)号：JP2009266921A
公开(公告)日：2009-11-12
申请号：JP2008112267
申请日：2008-04-23
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： SUMA KAZUHIRO , SUKIGARA YOSHI , WATANABE SHUICHI , OGAWA KAZUO , SAITO JUNJI
IPC分类号： H01L41/083 , B41J2/045 , B41J2/055 , H01L41/18 , H01L41/187 , H02N2/00
摘要： PROBLEM TO BE SOLVED: To provide a laminated piezoelectric actuator element which excels in response characteristics and which is capable of further suppressing the input current amount than the conventional types, in order to obtain a response speed equal to that of the conventional one, while when an input current amount equivalent to that of the conventional one is applied, the response speed is increased. SOLUTION: The laminated piezoelectric actuator element is configured by a laminate where a plurality of piezoelectric-body layers 2A-2H and a plurality of conductor layers 3A-3I are alternately laminated and which includes a plurality of piezoelectric units A-H, respectively constituted of a piezoelectric-body layer and a pair of conductor layers sandwiching the piezoelectric-body layer therebetween. The plurality of conductor layers 3A-3I are configured, such that electrode parts 5A-5I for external connection are constituted, by exposing the side ends of the conductor layers 3A-3I on the side faces respectively in which one conductor layer and the other conductor layer adjacent to the one conductor layer across the piezoelectric-body layer are arranged opposite to one another. The plurality of conductor layers are provided with external electrodes 6A, 6B, and 6C connected to the electrode parts 5A-5I for external connection. At least a pair of piezoelectric unit groups 8A, 8B are connected in series. Both the ends of the serially-connected piezoelectric units are respectively provided to each of AC power supply part 7B. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了获得响应特性优异并且能够进一步抑制输入电流量的叠层压电致动器元件，以获得与常规类型相同的响应速度而当施加与常规输入电流相当的输入电流量时，响应速度增加。解决方案：叠层压电致动器元件由多个压电体层2A-2H和多个导体层3A-3I交替层叠的层压体构成，并且包括多个压电单元AH，分别构成的压电体层和夹在其间的压电体层的一对导体层。多个导体层3A-3I被构造成使得用于外部连接的电极部分5A-5I通过在导体层3A-3I的侧面上分别暴露在一个导体层和另一个导体跨越压电体层的与一个导体层相邻的层被布置成彼此相对。多个导体层设置有连接到用于外部连接的电极部分5A-5I的外部电极6A，6B和6C。至少一对压电单元组8A，8B串联连接。串联连接的压电单元的两端分别设置在交流电源部7B的各个上。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2010245187A Laminated piezoelectric actuator element 审中-公开
标题翻译：层压压电致动器元件
公开(公告)号：JP2010245187A
公开(公告)日：2010-10-28
申请号：JP2009090361
申请日：2009-04-02
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： SUMA KAZUHIRO , WATANABE SHUICHI , OGAWA KAZUO , SAITO JUNJI , SUKIGARA YOSHI
IPC分类号： H01L41/083 , H01L41/187 , H02N2/00
摘要： PROBLEM TO BE SOLVED: To provide a laminated piezoelectric actuator element that is superior in response characteristic and suppresses the amount of input current than before when establishing response speed equivalent to the conventional speed and that increases response speed when applying the amount of input current equivalent to the conventional amount. SOLUTION: In the laminated piezoelectric actuator element 1, a laminate 13 includes a plurality of piezoelectric layers 2A wherein conductor layers 3A and 5A are provided in a manner to reach opposing ends respectively on their upper surfaces and a plurality of piezoelectric layers 2B that are provided on their upper surfaces so that a conductor layer 4B may not reach the end, wherein both layers are alternately provided. A pair of external electrodes 11 and 14 are provided on both end faces exposing the conductor layers 3A and 5A of the laminate 13, and the conductor layers 3A and 5A and the conductor layer 4B have an overlapping part with the piezoelectric layer 2A in between. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种层叠压电致动器元件，其响应特性优异并且当建立与传统速度相当的响应速度时抑制输入电流量，并且当施加输入量时增加响应速度当前相当于常规量。解决方案：在层压压电致动器元件1中，层叠体13包括多个压电层2A，其中导体层3A和5A分别设置在它们的上表面上的相对端部和多个压电层2B 设置在其上表面上，使得导体层4B可能不到达端部，其中两层交替设置。一对外部电极11和14设置在暴露层压体13的导体层3A和5A的两个端面上，并且导体层3A和5A以及导体层4B之间具有与压电层2A重叠的部分。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2010062174A Piezoelectric ceramic material and actuator 有权
标题翻译：压电陶瓷材料和执行器
公开(公告)号：JP2010062174A
公开(公告)日：2010-03-18
申请号：JP2008223148
申请日：2008-09-01
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： SUMA KAZUHIRO , SUKIGARA YOSHI
IPC分类号： H01L41/187 , C04B35/00 , H01L41/083 , H01L41/22 , H01L41/317 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic material having improved piezoelectric characteristics, and an actuator using the piezoelectric ceramic material. SOLUTION: The piezoelectric ceramic material 10 contains piezoelectric crystal particles 11 in which holes 12 having an average diameter of 4-150 nm are substantially uniformly dispersed. Preferably, the average diameter of the holes 12 is 65-105 nm. Also preferably, the area of the holes 12 in an arbitrary cross section of each of the piezoelectric crystal particles 11 is 6.5-12% of the total area of the arbitrary cross section. The piezoelectric ceramic material 10 is suitable for a multilayer piezoelectric actuator or the like. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有改进的压电特性的压电陶瓷材料和使用压电陶瓷材料的致动器。解决方案：压电陶瓷材料10包含其中平均直径为4-150nm的孔12基本上均匀分散的压电晶体颗粒11。优选地，孔12的平均直径为65-105nm。还优选地，每个压电晶体颗粒11的任意横截面中的孔12的面积是任意横截面的总面积的6.5-12％。压电陶瓷材料10适用于多层压电致动器等。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2009252829A Manufacturing method of laminated piezoelectric actuator 审中-公开
标题翻译：层压压电致动器的制造方法
公开(公告)号：JP2009252829A
公开(公告)日：2009-10-29
申请号：JP2008096147
申请日：2008-04-02
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： OGAWA KAZUO , SUKIGARA YOSHI , WATANABE SHUICHI , SUMA KAZUHIRO , SAITO JUNJI
IPC分类号： H01L41/083 , F02M51/00 , F02M51/06 , H01L41/187 , H01L41/22 , H01L41/293 , H01L41/297 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a laminated piezoelectric actuator which has high reliability and is superior in durability. SOLUTION: The manufacturing method is provided with a process for partially forming an insulating layer on an upper face of a piezoelectric ceramic layer 1; a process for forming a first conduction path 3 which penetrates from the insulating layer to a lower face of the piezoelectric ceramic layer 1, which is filled with a conductive material and has an insulated peripheral part on an upper face side, and a second conduction path 4 which penetrates a place where an insulating part of the piezoelectric ceramic layer 1 is not formed from the upper face to the lower face of the piezoelectric ceramic layer 1 and which is filled with the conductive material; a process for forming an electrode layer 2 formed of the conductive material on the upper face of the piezoelectric ceramic layer except for the insulating part and the first conduction path 3 to form piezoelectric-electrode units 5 and 8; and a process for laminating a plurality of the piezoelectric-electrode units 5 and 8. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高可靠性并且耐久性优异的层叠压电致动器的制造方法。解决方案：制造方法具有在压电陶瓷层1的上表面部分地形成绝缘层的工艺; 用于形成从绝缘层穿透到压电陶瓷层1的下表面的第一导电路径3的过程，其被填充有导电材料并且具有在上表面侧上的绝缘外围部分和第二导电路径 4，其穿过压电陶瓷层1的绝缘部分不从压电陶瓷层1的上表面到下表面并填充有导电材料的位置; 除了绝缘部分和第一导电路径3之外，在压电陶瓷层的上表面上形成由导电材料形成的电极层2以形成压电电极单元5和8的工艺; 以及用于层压多个压电电极单元5和8的工艺。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2011023485A Method of manufacturing laminated piezoelectric actuator, and laminated piezoelectric actuator 审中-公开
标题翻译：层压压电致动器的制造方法和层叠压电致动器
公开(公告)号：JP2011023485A
公开(公告)日：2011-02-03
申请号：JP2009166083
申请日：2009-07-14
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： SUMA KAZUHIRO , WATANABE SHUICHI , OGAWA KAZUO , SAITO JUNJI , SUKIGARA YOSHI
IPC分类号： H01L41/083 , F02M51/06 , H01L41/18 , H01L41/187 , H01L41/22 , H01L41/257 , H01L41/27
摘要： PROBLEM TO BE SOLVED: To provide a laminated piezoelectric actuator manufacturing method for sufficiently improving a piezoelectric characteristic such as occurrence stress and occurrence displacement. SOLUTION: The method for manufacturing a laminated piezoelectric actuator where external electrodes arranged to secure conduction with internal electrodes are disposed on the side surfaces of ceramic lamination bodies with the alternate lamination of piezoelectric ceramic layers and the internal electrodes includes: a polarization step S1 for polarizing the laminated piezoelectric actuator by inputting a DC voltage to the laminated piezoelectric actuator which is pre-assembled through the use of the ceramic lamination bodies and the external electrodes; and a pulse voltage input step S2 for inputting to the polarized laminated piezoelectric actuator a pulse voltage where a preload is equal to or less than the half of occurrence stress in the laminated piezoelectric actuator after the polarization step S1, a frequency is equal to or less than 1/1,000 of the resonance frequency of the laminated piezoelectric actuator after the polarization step S1, and a rising time and falling time are respectively equal to or less than 200 μ seconds. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于充分提高诸如发生应力和发生位移的压电特性的层压压电致动器制造方法。解决方案：压电陶瓷层的交替层叠，陶瓷层叠体的侧面配置有用于确保与内部电极导通的外部电极的层叠压电致动器的制造方法，所述内部电极包括：极化工序 S1，用于通过对通过使用陶瓷层叠体和外部电极预组装的层压压电致动器输入DC电压来使层压的压电致动器偏振; 以及脉冲电压输入步骤S2，用于在极化步骤S1之后向偏振叠层压电致动器输入预压力等于或小于层叠压电致动器中出现应力的一半的脉冲电压，频率等于或小于超过极化步骤S1之后的叠层压电致动器的谐振频率的1/1000，上升时间和下降时间分别等于或小于200μ秒。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2010059008A Piezoelectric ceramic composition and actuator using the same 审中-公开
标题翻译：压电陶瓷组合物和使用其的致动器
公开(公告)号：JP2010059008A
公开(公告)日：2010-03-18
申请号：JP2008225289
申请日：2008-09-02
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： OGAWA KAZUO , SUKIGARA YOSHI , WATANABE SHUICHI , SUMA KAZUHIRO , SAITO JUNJI
IPC分类号： C04B35/49 , C04B35/493 , F02M51/00 , F02M51/06 , H01L41/083 , H01L41/187 , H01L41/22 , H01L41/257 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic composition in which the piezoelectric constant of piezoelectric longitudinal effect is high. SOLUTION: The piezoelectric ceramic composition comprises 0.06 mass% to (2a+0.07) mass% of CuO as well to the main component expressed by fundamental compositional formula: Pb 1-a Sr a [Zn 1/3 Nb 2/3 ] b [Ni 1/3 Nb 2/3 ] c Zr d Ti e O 3 (wherein, 0.02≤a≤0.05, 0.05≤b≤0.20, 0.05≤c≤0.20, 0.10≤b+c≤0.30 and b+c+d+e=1). COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供压电陶瓷组合物，其中压电纵向效应的压电常数高。解决方案：压电陶瓷组合物包含0.06质量％至（2a + 0.07）质量％的CuO以及由基本组成式表示的主要组分：Pb 1-a Sr 一个 [锌 1/3 铌 2/3 ] b'/ SB> [镍 1/3 铌 2/3 其中，0.02 ≤a≤0.05,0.05≤b≤0.20,0.05≤c≤0.20,0.10≤b+c≤0.30和b + c + d + e = 1）。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009091215A Composition for piezoelectric material and piezoelectric actuator element 审中-公开
标题翻译：用于压电材料和压电致动器元件的组合物
公开(公告)号：JP2009091215A
公开(公告)日：2009-04-30
申请号：JP2007265073
申请日：2007-10-11
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： WATANABE SHUICHI , SUKIGARA YOSHI , SUMA KAZUHIRO , OGAWA KAZUO
IPC分类号： C04B35/49 , C04B35/491 , H01L41/09 , H01L41/187 , H01L41/39 , H02N2/00
摘要： PROBLEM TO BE SOLVED: To provide a composition for piezoelectric materials having a good piezoelectric property and an excellent mechanical strength and a piezoelectric actuator element. SOLUTION: The composition for piezoelectric materials is constituted of at least two kinds of ceramic phases including a first ceramic phase and a second ceramic phase. The average particle size D1 of the crystal particles constituting the first ceramic phase, the thermal expansion coefficient L1 of the first ceramic phase, the average particle size D2 of the crystal particles constituting the second ceramic phase and the thermal expansion coefficient L2 of the second ceramic phase satisfy the relationship: D1 L2. COPYRIGHT: (C)2009,JPO&INPIT

9. 发明专利

JP2007284278A Piezoelectric element material and production method therefor 审中-公开
标题翻译：压电元件材料及其生产方法
公开(公告)号：JP2007284278A
公开(公告)日：2007-11-01
申请号：JP2006111986
申请日：2006-04-14
申请人： Honda Motor Co Ltd , 本田技研工業株式会社
发明人： SUKIGARA YOSHI , SUMA KAZUHIRO , WATANABE SHUICHI
IPC分类号： C04B35/622 , H01L41/187 , H01L41/39
摘要： PROBLEM TO BE SOLVED: To provide a piezoelectric element material which has strength nearly equal to that of a conventional one while having improved piezoelectric characteristics including quantity of distortion, to which various components and elements and wide compositions can be applied, and which can be produced at an approximately same cost as that of a normal ceramic. SOLUTION: The piezoelectric element material is composed of a polycrystalline ceramic, and at least two peaks present in the particle size distribution of the ceramic particles. The maximum peak of the particle diameter is present within the range of 10-400 μm, and the number of the ceramic particles each having a particle diameter within half-value width of the maximum peak of the particle diameter is ≥10% of the number of total ceramic particles. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种压电元件材料，其具有与常规的强度几乎相同的压电元件材料，同时具有包括变形量在内的改善的压电特性，可以应用各种组分和元素以及宽的组合物，以及哪些可以以与正常陶瓷相同的成本生产。解决方案：压电元件材料由多晶陶瓷组成，并且陶瓷颗粒的粒度分布中存在至少两个峰。粒径的最大峰值在10〜400μm的范围内，粒径在粒径的最大峰值的半值宽度以内的陶瓷粒子的数量为数量的10％以上的总陶瓷颗粒。版权所有（C）2008，JPO＆INPIT

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