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1. 发明授权

US07656077B2 Laminated piezoelectric device 有权
标题翻译：层压式压电装置
公开(公告)号：US07656077B2
公开(公告)日：2010-02-02
申请号：US10596475
申请日：2004-12-17
申请人： Takaaki Hira , Takeshi Okamura , Masaki Terazono , Hirotaka Tsuyoshi , Ryuusuke Tsuyoshi, legal representative , Katsushi Sakaue
发明人： Takaaki Hira , Takeshi Okamura , Masaki Terazono , Hirotaka Tsuyoshi , Katsushi Sakaue
IPC分类号： H01L41/047
CPC分类号： F02M51/0603 , H01L41/0471 , H01L41/0477 , H01L41/1876 , H01L41/273 , Y10T29/42
摘要： A laminated piezoelectric device obtained by alternately laminating the piezoelectric layers containing Pb and the conducting layers containing palladium as a conducting component, wherein the piezoelectric layer formed between the two conducting layers has layer regions where Pb and Pd are mixed together in the interfacial portions thereof relative to the conducting layers, the layer regions having a thickness of not larger than 3% of the thickness of the piezoelectric layer. The laminated piezoelectric device is formed by co-firing the Pb-containing piezoelectric layers and the palladium (Pd)-containing layers, the piezoelectric layers therein having a large insulation resistance and good piezoelectric characteristics.
摘要翻译：通过交替层叠含有Pb的压电层和含有钯的导电层作为导电成分而获得的叠层压电元件，其中形成在两个导电层之间的压电层具有其相互界面部分中Pb和Pd混合在一起的层区域对于导电层，层区域的厚度不大于压电层的厚度的3％。叠层压电元件通过共烧烧含有Pb的压电层和含钯（Pd）的层，其中具有绝缘电阻大的压电层和良好的压电特性而形成。

2. 发明申请

US20070209173A1 Laminated Piezoelectric Device 有权
标题翻译：层压压电器件
公开(公告)号：US20070209173A1
公开(公告)日：2007-09-13
申请号：US10596475
申请日：2004-12-17
申请人： Takaaki Hira , Takeshi Okamura , Masaki Terazono , Hirotaka Tsuyoshi , Ryuusuke Tsuyoshi , Katsushi Sakaue
发明人： Takaaki Hira , Takeshi Okamura , Masaki Terazono , Hirotaka Tsuyoshi , Ryuusuke Tsuyoshi , Katsushi Sakaue
IPC分类号： H03H3/02 , H01L41/08 , H02N2/00 , B41J2/045
CPC分类号： F02M51/0603 , H01L41/0471 , H01L41/0477 , H01L41/1876 , H01L41/273 , Y10T29/42
摘要： A laminated piezoelectric device obtained by alternately laminating the piezoelectric layers containing Pb and the conducting layers containing palladium as a conducting component, wherein the piezoelectric layer formed between the two conducting layers has layer regions where Pb and Pd are mixed together in the interfacial portions thereof relative to the conducting layers, the layer regions having a thickness of not larger than 3% of the thickness of the piezoelectric layer. The laminated piezoelectric device is formed by co-firing the Pb-containing piezoelectric layers and the palladium (Pd)-containing layers, the piezoelectric layers therein having a large insulation resistance and good piezoelectric characteristics.
摘要翻译：通过交替层叠含有Pb的压电层和含有钯的导电层作为导电成分而获得的叠层压电元件，其中形成在两个导电层之间的压电层具有其相互界面部分中Pb和Pd混合在一起的层区域对于导电层，层区域的厚度不大于压电层的厚度的3％。叠层压电元件通过共烧烧含有Pb的压电层和含钯（Pd）的层，其中具有绝缘电阻大的压电层和良好的压电特性而形成。

3. 发明授权

US07633210B2 Multi-layer electronic component and method for manufacturing the same, multi-layer piezoelectric element 有权
标题翻译：多层电子元件及其制造方法，层叠型压电元件
公开(公告)号：US07633210B2
公开(公告)日：2009-12-15
申请号：US10566044
申请日：2004-07-28
申请人： Susumu Ono , Takeshi Okamura , Katsushi Sakaue , Takaaki Hira , Masaki Terazono
发明人： Susumu Ono , Takeshi Okamura , Katsushi Sakaue , Takaaki Hira , Masaki Terazono
IPC分类号： H01L41/083
CPC分类号： H01L41/083 , H01L41/0471 , H01L41/273
摘要： In order to provide a multi-layer electronic component in which the occurrence of delamination between the ceramic layer and the internal electrode is restricted and a method for manufacturing the same, the multi-layer electronic component of the present invention comprises a stack formed by stacking piezoelectric layers and internal electrodes one on another alternately and a pair of external electrodes formed on two opposing side faces of the stack, wherein the internal electrode consists of a first internal electrode connected to the external electrode formed on one of the two side faces and a second internal electrode located between the first internal electrode and connected to the external electrode formed on the other one of the two side faces, and wherein the internal electrodes and the piezoelectric layers are faced in proximity so that a space between them is 2 μm or less over an area occupying 50% or more of the active region where the first internal electrode and the second internal electrode oppose each other.
摘要翻译：为了提供限制陶瓷层和内部电极之间的分层的发生的多层电子部件及其制造方法，本发明的多层电子部件包括：叠层体压电层和内部电极彼此交替设置，一对外部电极形成在堆叠的两个相对侧面上，其中内部电极由连接到形成在两个侧面中的一个侧面上的外部电极的第一内部电极和所述第二内部电极位于所述第一内部电极之间并且与形成在所述两个侧面中的另一个侧面上的所述外部电极连接，并且其中所述内部电极和所述压电层面对，使得它们之间的空间为2μm或更小在占有第一内部电极和第二内部电极的有源区域的50％以上的区域上 d内部电极彼此相对。

4. 发明申请

US20070069610A1 Multi-layer electronic component and method for manufacturing the same, multi-layer piezoelectric element 有权
标题翻译：多层电子元件及其制造方法，层叠型压电元件
公开(公告)号：US20070069610A1
公开(公告)日：2007-03-29
申请号：US10566044
申请日：2004-07-28
申请人： Susumu Ono , Takeshi Okamura , Katsushi Sakaue , Takaaki Hira , Masaki Terazono
发明人： Susumu Ono , Takeshi Okamura , Katsushi Sakaue , Takaaki Hira , Masaki Terazono
IPC分类号： H01L41/083
CPC分类号： H01L41/083 , H01L41/0471 , H01L41/273
摘要： In order to provide a multi-layer electronic component in which the occurrence of delamination between the ceramic layer and the internal electrode is restricted and a method for manufacturing the same, the multi-layer electronic component of the present invention comprises a stack formed by stacking piezoelectric layers and internal electrodes one on another alternately and a pair of external electrodes formed on two opposing side faces of the stack, wherein the internal electrode consists of a first internal electrode connected to the external electrode formed on one of the two side faces and a second internal electrode located between the first internal electrode and connected to the external electrode formed on the other one of the two side faces, and wherein the internal electrodes and the piezoelectric layers are faced in proximity so that a space between them is 2 μm or less over an area occupying 50% or more of the active region where the first internal electrode and the second internal electrode oppose each other.
摘要翻译：为了提供限制陶瓷层和内部电极之间的分层的发生的多层电子部件及其制造方法，本发明的多层电子部件包括：叠层体压电层和内部电极彼此交替设置，一对外部电极形成在堆叠的两个相对侧面上，其中内部电极由连接到形成在两个侧面中的一个侧面上的外部电极的第一内部电极和所述第二内部电极位于所述第一内部电极之间并且与形成在所述两个侧面中的另一个侧面上的所述外部电极连接，并且其中所述内部电极和所述压电层面对，使得它们之间的空间为2μm或更小在占有第一内部电极和第二内部电极的有源区域的50％以上的区域上 d内部电极彼此相对。

5. 发明授权

US08125124B2 Multi-layer piezoelectric element and method for manufacturing the same 有权
标题翻译：多层压电元件及其制造方法
公开(公告)号：US08125124B2
公开(公告)日：2012-02-28
申请号：US12717018
申请日：2010-03-03
申请人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/047 , H01L41/083
CPC分类号： H01L41/0472 , H01L41/0471 , H01L41/0477 , H01L41/273 , Y10T29/42
摘要： A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided.The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.
摘要翻译：一种具有高耐久性的多层压电元件，其能够在高电压和高压下增加压电致动器的位移量，并且在高电场和在高电压下连续操作期间不会发生位移量的变化提供了长时间的高压。所述层叠型压电元件包括由至少一个压电体层叠的多个内部电极和由彼此重叠的第一和第二内部电极组成的多个内部电极，形成在所述堆叠体的第一侧面上的第一外部电极，第一内部电极和第二外部电极，形成在所述堆叠的第二侧面上并与所述第二内部电极连接，其中所述压电层和所述内部电极之间的接合强度弱于所述压电层的弯曲强度。

6. 发明授权

US07705525B2 Multi-layer piezoelectric element and method for manufacturing the same 有权
标题翻译：多层压电元件及其制造方法
公开(公告)号：US07705525B2
公开(公告)日：2010-04-27
申请号：US12467901
申请日：2009-05-18
申请人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/047 , H01L41/083
CPC分类号： H01L41/0472 , H01L41/0471 , H01L41/0477 , H01L41/273 , Y10T29/42
摘要： A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided.The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.
摘要翻译：一种具有高耐久性的多层压电元件，其能够在高电压和高压下增加压电致动器的位移量，并且在高电场和在高电压下连续操作期间不会发生位移量的变化提供了长时间的高压。所述层叠型压电元件包括由至少一个压电体层叠的多个内部电极和由彼此重叠的第一和第二内部电极组成的多个内部电极，形成在所述堆叠体的第一侧面上的第一外部电极，第一内部电极和第二外部电极，形成在所述堆叠的第二侧面上并与所述第二内部电极连接，其中所述压电层和所述内部电极之间的接合强度弱于所述压电层的弯曲强度。

7. 发明申请

US20070080612A1 Multi-layer piezoelectric element 审中-公开
标题翻译：多层压电元件
公开(公告)号：US20070080612A1
公开(公告)日：2007-04-12
申请号：US10577843
申请日：2004-10-26
申请人： Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/047
CPC分类号： B41J2/14274 , F02M51/0603 , H01L41/0471 , H01L41/0838
摘要： A multi-layer piezoelectric element of high reliability and high durability, that undergoes smaller variations in the amount of displacement even when used under a high electric field and high pressure and is subject to less variations in the amount of displacement even when used in continuous operation over a long period of time is provided. The multi-layer piezoelectric element comprises a stack formed by stacking piezoelectric layers and internal electrodes alternately one on another and external electrodes formed on a first side face and on a second side face of the stack, wherein one of the adjacent internal electrodes is connected to the external electrode on the first side face and the other internal electrode is connected to the external electrode formed on the second side face, while the ratio of change in the amount of displacement of the element after undergoing continuous operation of 1×109 cycles or more to the initial device dimension is not larger than 5%.
摘要翻译：具有高可靠性和高耐久性的多层压电元件即使在高电场和高压下使用时也能够发生位移量变化较小，并且即使在连续操作中使用也容易发生位移量变动提供了很长一段时间。所述层叠型压电元件具有将叠层的压电层和内部电极彼此交替堆叠而形成的叠层和形成在所述堆叠的第一侧面和第二侧面上的外部电极，其中，所述相邻的内部电极之一与第一侧面上的外部电极和另一个内部电极连接到形成在第二侧面上的外部电极，而连续操作后的元件的位移量的变化比例为1×10 9 / SUP>循环或更多的初始设备尺寸不大于5％。

8. 发明申请

US20100156250A1 Multi-Layer Piezoelectric Element and Method for Manufacturing the Same 有权
标题翻译：多层压电元件及其制造方法
公开(公告)号：US20100156250A1
公开(公告)日：2010-06-24
申请号：US12717018
申请日：2010-03-03
申请人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/16 , H01L41/047
CPC分类号： H01L41/0472 , H01L41/0471 , H01L41/0477 , H01L41/273 , Y10T29/42
摘要： A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided.The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.
摘要翻译：一种具有高耐久性的多层压电元件，其能够在高电压和高压下增加压电致动器的位移量，并且在高电场和在高电压下连续操作期间不会发生位移量变化提供了长时间的高压。所述层叠型压电元件包括由至少一个压电体层叠的多个内部电极和由彼此重叠的第一和第二内部电极组成的多个内部电极，形成在所述堆叠体的第一侧面上的第一外部电极，第一内部电极和第二外部电极，形成在所述堆叠的第二侧面上并与所述第二内部电极连接，其中所述压电层和所述内部电极之间的接合强度弱于所述压电层的弯曲强度。

9. 发明授权

US07554251B2 Multi-layer piezoelectric element and method for manufacturing the same 有权
标题翻译：多层压电元件及其制造方法
公开(公告)号：US07554251B2
公开(公告)日：2009-06-30
申请号：US10598680
申请日：2005-03-09
申请人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/047
CPC分类号： H01L41/0472 , H01L41/0471 , H01L41/0477 , H01L41/273 , Y10T29/42
摘要： A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided.The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.
摘要翻译：一种具有高耐久性的多层压电元件，其能够在高电压和高压下增加压电致动器的位移量，并且在高电场和在高电压下连续操作期间不会发生位移量的变化提供了长时间的高压。所述层叠型压电元件包括由至少一个压电体层叠的多个内部电极和由彼此重叠的第一和第二内部电极组成的多个内部电极，形成在所述堆叠体的第一侧面上的第一外部电极，第一内部电极和第二外部电极，形成在所述堆叠的第二侧面上并与所述第二内部电极连接，其中所述压电层和所述内部电极之间的接合强度弱于所述压电层的弯曲强度。

10. 发明申请

US20070278907A1 Multi-Layer Piezoelectric Element and Method for Manufacturing the Same 有权
标题翻译：多层压电元件及其制造方法
公开(公告)号：US20070278907A1
公开(公告)日：2007-12-06
申请号：US10598680
申请日：2005-03-09
申请人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
发明人： Mitsuo Kondo , Masaki Terazono , Takeshi Okamura , Katsushi Sakaue
IPC分类号： H01L41/083 , H01L41/22
CPC分类号： H01L41/0472 , H01L41/0471 , H01L41/0477 , H01L41/273 , Y10T29/42
摘要： A multi-layer piezoelectric element having high durability which allows it to increase the amount of displacement of a piezoelectric actuator under high voltage and high pressure and does not undergo a change in the amount of displacement during continuous operation in a high electric field and under a high pressure over a long time period is provided. The multi-layer piezoelectric element comprises a stack of at least one piezoelectric layer and a plurality of internal electrodes consisting of first and second internal electrodes placed one on another, a first external electrode formed on a first side face of the stack and connected to the first internal electrode and a second external electrode formed on a second side face of the stack and connected to the second internal electrode, wherein the bonding strength between the piezoelectric layer and the internal electrode is weaker than the bending strength of the piezoelectric layer.
摘要翻译：一种具有高耐久性的多层压电元件，其能够在高电压和高压下增加压电致动器的位移量，并且在高电场和在高电压下连续操作期间不会发生位移量的变化提供了长时间的高压。所述层叠型压电元件包括由至少一个压电体层叠的多个内部电极和由彼此重叠的第一和第二内部电极组成的多个内部电极，形成在所述堆叠体的第一侧面上的第一外部电极，第一内部电极和第二外部电极，形成在所述堆叠的第二侧面上并与所述第二内部电极连接，其中所述压电层和所述内部电极之间的接合强度弱于所述压电层的弯曲强度。

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