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1. 发明授权

US08264125B2 Piezoelectric component comprising a security layer and an infiltration barrier and a method for the production thereof 有权
标题翻译：包含安全层和渗透屏障的压电元件及其制造方法
公开(公告)号：US08264125B2
公开(公告)日：2012-09-11
申请号：US12593375
申请日：2008-03-26
申请人： Michael Denzler , Christoph Hamann , Harald Johannes Kastl , Stefan Kohn , Maximilian Kronberger , Christian Reichinger , Carsten Schuh , Claus Zumstrull
发明人： Michael Denzler , Christoph Hamann , Harald Johannes Kastl , Stefan Kohn , Maximilian Kronberger , Christian Reichinger , Carsten Schuh , Claus Zumstrull
IPC分类号： H01L41/04 , H01L41/08
CPC分类号： H01L41/273 , H01L41/0838 , Y10T29/42
摘要： A piezoelectric component with a monolithic stack, has electrode layers and piezoceramic layers arranged alternately one on top of the other, the piezoceramic layers have a piezoceramic, and having at least one porous security layer arranged in the stack for the formation of a crack if mechanical overload of the stack should occur. The piezoelectric component has an infiltration barrier arranged between the security layer and a lateral surface section of the stack for suppressing the penetration of a foreign substance into the security layer. The piezoelectric component can be as a piezoactuator for controlling a valve, particularly a valve of an internal combustion engine.
摘要翻译：具有单片堆叠的压电元件具有彼此交替排列的电极层和压电陶瓷层，压电陶瓷层具有压电陶瓷，并且具有布置在堆叠中的至少一个多孔安全层用于形成裂纹，如果机械应发生堆栈过载。压电元件具有布置在安全层和堆叠的侧表面部分之间的渗透屏障，用于抑制异物渗透到安全层中。压电元件可以作为用于控制阀门，特别是内燃机的阀门的压电致动器。

2. 发明申请

US20100019620A1 PIEZOCERAMIC MULTILAYER ACTUATOR AND METHOD FOR ITS PRODUCTION 有权
标题翻译： PIEZOCERAMIC MULTILAYER执行器及其生产方法
公开(公告)号：US20100019620A1
公开(公告)日：2010-01-28
申请号：US12520888
申请日：2007-12-19
申请人： Harald Johannes Kastl , Christian Reichinger , Carsten Schuh
发明人： Harald Johannes Kastl , Christian Reichinger , Carsten Schuh
IPC分类号： H01L41/04 , H01L41/22
CPC分类号： H01L41/0533 , H01L41/0838 , H01L41/23 , H01L41/273 , Y10T29/42
摘要： In a piezoelectric multilayer actuator (1) having micromechanical relief zones (30) and an insulation layer (40) as well as in a method for producing said actuator, as a result of the micromechanical relief zones (30), poling cracks are concentrated in these relief regions (30). This makes it possible to provide the sections I, II, III of the multilayer actuator (1) with an insulation layer (40) which only has an extension behaviour similar to the multilayer actuator (1) without poling cracks.
摘要翻译：在具有微机械卸载区（30）和绝缘层（40）的压电多层致动器（1）中以及用于制造所述致动器的方法中，由于微机械卸载区（30），极化裂纹集中在这些浮雕区域（30）。这使得可以向多层致动器（1）的部分I，II，III提供仅具有类似于多层致动器（1）的延伸行为的绝缘层（40），而不会发生极化的裂纹。

3. 发明授权

US08106565B2 Piezoceramic multilayer actuator with stress relief sections and insulation layers in sections without relief zones 有权
标题翻译：具有应力消除部分和绝缘层的压电陶瓷多层致动器，不带减压区段
公开(公告)号：US08106565B2
公开(公告)日：2012-01-31
申请号：US12520888
申请日：2007-12-19
申请人： Harald Johannes Kastl , Christian Reichinger , Carsten Schuh
发明人： Harald Johannes Kastl , Christian Reichinger , Carsten Schuh
IPC分类号： H01L41/083
CPC分类号： H01L41/0533 , H01L41/0838 , H01L41/23 , H01L41/273 , Y10T29/42
摘要： In a piezoelectric multilayer actuator (1) having micromechanical relief zones (30) and an insulation layer (40) as well as in a method for producing said actuator, as a result of the micromechanical relief zones (30), poling cracks are concentrated in these relief regions (30). This makes it possible to provide the sections I, II, III of the multilayer actuator (1) with an insulation layer (40) which only has an extension behavior similar to the multilayer actuator (1) without poling cracks.
摘要翻译：在具有微机械卸载区（30）和绝缘层（40）的压电多层致动器（1）中以及用于制造所述致动器的方法中，由于微机械卸载区（30），极化裂纹集中在这些浮雕区域（30）。这使得可以向多层致动器（1）的部分I，II，III提供仅具有类似于多层致动器（1）的延伸行为的绝缘层（40），而不会发生极化裂纹。

4. 发明申请

US20100102138A1 PIEZOELECTRIC COMPONENT COMPRISING A SECURITY LAYER AND AN INFILTRATION BARRIER AND A METHOD FOR THE PRODUCTION THEREOF 有权
标题翻译：包含安全层和渗透阻挡层的压电元件及其生产方法
公开(公告)号：US20100102138A1
公开(公告)日：2010-04-29
申请号：US12593375
申请日：2008-03-26
申请人： Michael Denzler , Christoph Hamann , Harald Johannes Kastl , Stefan Kohn , Maximilian Kronberger , Christian Reichinger , Carsten Schuh , Claus Zumstrull
发明人： Michael Denzler , Christoph Hamann , Harald Johannes Kastl , Stefan Kohn , Maximilian Kronberger , Christian Reichinger , Carsten Schuh , Claus Zumstrull
IPC分类号： B05B17/00 , H01L41/083 , H01L41/053 , H01L41/24 , B05B1/30
CPC分类号： H01L41/273 , H01L41/0838 , Y10T29/42
摘要： A piezoelectric component with a monolithic stack, has electrode layers and piezoceramic layers arranged alternately one on top of the other, the piezoceramic layers have a piezoceramic, and having at least one porous security layer arranged in the stack for the formation of a crack if mechanical overload of the stack should occur. The piezoelectric component has an infiltration barrier arranged between the security layer and a lateral surface section of the stack for suppressing the penetration of a foreign substance into the security layer. The piezoelectric component can be as a piezoactuator for controlling a valve, particularly a valve of an internal combustion engine.
摘要翻译：具有单片堆叠的压电元件具有彼此交替排列的电极层和压电陶瓷层，压电陶瓷层具有压电陶瓷，并且具有布置在堆叠中的至少一个多孔安全层用于形成裂纹，如果机械应发生堆栈过载。压电元件具有布置在安全层和堆叠的侧表面部分之间的渗透屏障，用于抑制异物渗透到安全层中。压电元件可以作为用于控制阀门，特别是内燃机的阀门的压电致动器。

5. 发明授权

US08410663B2 Piezoelectric actuator unit having a stress relieving layer and method for manufacturing the same 有权
标题翻译：具有应力消除层的压电致动器单元及其制造方法
公开(公告)号：US08410663B2
公开(公告)日：2013-04-02
申请号：US12446175
申请日：2006-10-20
申请人： Takami Sakamoto , Masahiro Inagaki , Harald-Johannes Kastl , Carsten Schuh , Bernhard Doellgast , Atsushi Ochi
发明人： Takami Sakamoto , Masahiro Inagaki , Harald-Johannes Kastl , Carsten Schuh , Bernhard Doellgast , Atsushi Ochi
IPC分类号： H01L41/083
CPC分类号： H01L41/0838 , H01L41/273 , Y10T29/42
摘要： A piezoelectric actuator unit which undergoes less change in the amount of displacement and shows high durability in continuous operation under a high voltage and a high pressure over a long period of time is provided.The piezoelectric actuator unit including a multi-layer piezoelectric element having piezoelectric layers and metal layers with the piezoelectric layers and the metal layers being stacked one on another, and a case which houses the multi-layer piezoelectric element, wherein at least one of the plurality of metal layers is stress relieving layer which consists of a plurality of partial metal layers that are scattered throughout the entire region between two piezoelectric layers which adjoin the partial metal layers in the direction of stacking, and voids, and a peel-off section is formed at least in a part of the interface between the stress relieving layer and the piezoelectric layer that adjoins therewith.
摘要翻译：提供了一种压电致动器单元，其在较高的电压和高压下长时间地进行位移量变化较小并且连续运行时的耐久性较高。压电致动器单元包括具有压电层的层压型压电元件和压电层和金属层彼此堆叠的金属层，以及容纳多层压电元件的壳体，其中，多个金属层的应力消除层由多个部分金属层构成，该多个部分金属层在层叠方向上与部分金属层相邻的两个压电层之间的整个区域分散，形成空隙，形成剥离部至少在应力消除层和与其相邻的压电层之间的界面的一部分中。

6. 发明授权

US08212451B2 Multi-layer piezoelectric element having a plurality of junction sections and injection apparatus employing the same 有权
标题翻译：具有多个接合部的多层压电元件和采用该层的压电元件
公开(公告)号：US08212451B2
公开(公告)日：2012-07-03
申请号：US12447640
申请日：2006-10-31
申请人： Masahiro Inagaki , Takami Sakamoto , Harald-Johannes Kastl , Carsten Schuh , Bernhard Doellgast , Atsushi Ochi
发明人： Masahiro Inagaki , Takami Sakamoto , Harald-Johannes Kastl , Carsten Schuh , Bernhard Doellgast , Atsushi Ochi
IPC分类号： H01L41/083
CPC分类号： H01L41/0838
摘要： A multi-layer piezoelectric element includes a stack having metal layers and piezoelectric layers stacked one on another, and a pair of external electrodes formed on the side faces of the stack. At least one of the metal layers is a stress relieving layer having partial metal layers scattered between the two piezoelectric layers and voids. Junction sections are formed between the two piezoelectric layers to join and are disposed on both sides of an imaginary straight line drawn to connect the center of width of one of the external electrodes and the center of width of the other of the external electrodes in a plane including the stress relieving perpendicular to the stacking direction.
摘要翻译：层叠型压电元件包括具有层叠的金属层和压电体的叠层以及形成在叠层的侧面的一对外部电极。至少一个金属层是在两个压电层和空隙之间分散有部分金属层的应力消除层。接合部分形成在两个压电层之间以连接并布置在假想直线的两侧，其被绘制以连接外部电极之一的宽度的中心和另一个外部电极的宽度的中心在平面中包括垂直于堆叠方向的应力消除。

7. 发明申请

US20100194247A1 PIEZOCERAMIC MULTILAYER ACTUATOR WITH HIGH RELIABILITY 有权
标题翻译：具有高可靠性的PIEZOCERAMIC MULTILERER执行器
公开(公告)号：US20100194247A1
公开(公告)日：2010-08-05
申请号：US12376346
申请日：2007-08-06
申请人： Bernhard Döllgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
发明人： Bernhard Döllgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
IPC分类号： H01L41/083
CPC分类号： H01L41/273 , H01L41/0838
摘要： A piezoceramic multilayer actuator has a first sub-stack (12, 14, 16) with a plurality of piezoceramic layers (22) and at least one internal electrode (24, 26), the piezoceramic layers (22) and the at least one internal electrode (24, 26) being laminated in an alternating manner, a second sub-stack (12, 14, 16) has a plurality of piezoceramic layers (22) and at least one internal electrode (24, 26), the piezoceramic layers (22) and the at least one internal electrode (24, 26) being laminated in an alternating manner, and a connection layer (40) arranged between the first sub-stack (12, 14, 16) and the second sub-stack (12, 14, 16), wherein the connection layer (40) is set up by a multitude of single connection points or connection lines (44) or other connection regions.
摘要翻译：压电陶瓷多层致动器具有具有多个压电陶瓷层（22）和至少一个内部电极（24,26）的第一子堆叠（12,14,16），所述压电陶瓷层（22）和所述至少一个内部电极（24,26）以交替的方式层压，第二子堆叠（12,14,16）具有多个压电陶瓷层（22）和至少一个内部电极（24,26），所述压电陶瓷层 22）和所述至少一个内部电极（24,26）以交替的方式层叠，以及布置在所述第一子堆叠（12,14）和所述第二子堆叠（12）之间的连接层（40），14,16），其中所述连接层（40）由多个单个连接点或连接线（44）或其它连接区域设置。

8. 发明申请

US20080224572A1 PIEZOCERAMIC MULTILAYER ACTUATOR AND METHOD OF MANUFACTURING A PIEZOCERAMIC MULTILAYER ACTUATOR 有权
标题翻译： PIEZOCERAMIC MULTILAYER执行器和制造PIEZOCERAMIC MULTILERER执行器的方法
公开(公告)号：US20080224572A1
公开(公告)日：2008-09-18
申请号：US12032465
申请日：2008-02-15
申请人： Bernhard Dollgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
发明人： Bernhard Dollgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
IPC分类号： H01L41/04 , H01L41/24
CPC分类号： H01L41/0838 , H01L41/273 , Y10T29/42
摘要： A piezoceramic multilayer actuator (10) has a plurality of piezoceramic layers (12), a security layer (20) and a plurality of inner electrodes (16, 18). The piezoceramic layers (12) has a piezoceramic first material sintered at a sintering temperature. The security layer (20) has a second material and is disposed between two piezoceramic layers (12). Each of the plurality of inner electrodes (16, 18) has a third material and is deposited between two piezoceramic layers (12). The degree of sintering of the second material is lower than the degree of sintering of the third material.
摘要翻译：压电陶瓷多层致动器（10）具有多个压电陶瓷层（12），安全层（20）和多个内部电极（16,18）。压电陶瓷层（12）具有在烧结温度下烧结的压电陶瓷第一材料。安全层（20）具有第二材料并且设置在两个压电陶瓷层（12）之间。多个内部电极（16,18）中的每一个具有第三材料并且沉积在两个压电陶瓷层（12）之间。第二材料的烧结程度低于第三材料的烧结程度。

9. 发明申请

US20080185938A1 Monolithic Piezo Actuator With a Change in the Electrode Structure in the Junction Region, and Use of the Piezo Actuator 有权
标题翻译：连接区域电极结构发生变化的单片压电致动器以及压电致动器的使用
公开(公告)号：US20080185938A1
公开(公告)日：2008-08-07
申请号：US11996601
申请日：2006-07-26
申请人： Harald Johannes Kastl , Carsten Schuh
发明人： Harald Johannes Kastl , Carsten Schuh
IPC分类号： H01L41/083 , H01L41/187 , H01L41/047
CPC分类号： H01L41/257 , H01L41/0471 , H01L41/0838 , H01L41/273 , Y10T29/42
摘要： A piezo actuator in a monolithic multilayer design, has at least one piezoelectrically active stack element, wherein the stack element has stacked piezoceramic layers made of piezoceramic material and electrode layers arranged between the piezoceramic layers, at least one piezoelectrically inactive terminating region arranged above the stack element, and at least one junction region arranged between the stack element and the terminating region, wherein the stack element, the terminating region and the junction region are connected to one another to form a monolithic total stack. The junction region has stacked piezoceramic layers and electrode layers arranged between the piezoceramic layers, and the piezoceramic layers and the electrode layers are in a form and are arranged on one another such that in the stack direction of the junction region one piezoelectrically active area per junction piezoceramic layer is successively changed from piezoceramic layer to piezoceramic layer.
摘要翻译：一种整体式多层设计中的压电致动器，具有至少一个压电有源堆叠元件，其中堆叠元件具有由压电陶瓷材料制成的堆叠的压电陶瓷层和布置在压电陶瓷层之间的电极层，至少一个布置在堆叠之上的压电非活化终止区元件，以及布置在堆叠元件和终止区域之间的至少一个结区域，其中堆叠元件，端接区域和结区域彼此连接以形成整体堆叠。接合区域具有堆叠的压电陶瓷层和布置在压电陶瓷层之间的电极层，并且压电陶瓷层和电极层呈一种形式并且彼此布置，使得在接合区域的堆叠方向上每个结的一个压电有源面积压电陶瓷层从压电陶瓷层依次改变为压电陶瓷层。

10. 发明授权

US07843114B2 Piezoceramic multilayer actuator and method of manufacturing a piezoceramic multilayer actuator 有权
标题翻译：压电陶瓷多层致动器和制造压电陶瓷多层致动器的方法
公开(公告)号：US07843114B2
公开(公告)日：2010-11-30
申请号：US12032509
申请日：2008-02-15
申请人： Bernhard Döllgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
发明人： Bernhard Döllgast , Masahiro Inagaki , Harald Johannes Kastl , Atsushi Ochi , Takami Sakamoto , Carsten Schuh
IPC分类号： H01L41/04
CPC分类号： H01L41/273 , H01L41/0838
摘要： A piezoceramic multilayer actuator (10) has a plurality of piezoceramic layers (12) and a security layer (20) disposed between two piezoceramic layers (12). The piezoceramic layers (12) have a piezoceramic first material sintered at a sintering temperature. The security layer (20) has a second material (32) and particles (30) at least partially embedded in the second material (32). The particles (30) have a third material different from the first material and different from the second material (32). An adhesion between the third material and the first material is weaker than an adhesion between the second material (32) and the first material.
摘要翻译：压电陶瓷多层致动器（10）具有多个压电陶瓷层（12）和设置在两个压电陶瓷层（12）之间的安全层（20）。压电陶瓷层（12）具有在烧结温度下烧结的压电陶瓷第一材料。安全层（20）具有至少部分地嵌入第二材料（32）中的第二材料（32）和颗粒（30）。颗粒（30）具有不同于第一材料并且不同于第二材料（32）的第三材料。第三材料和第一材料之间的粘附力弱于第二材料（32）和第一材料之间的粘合力。

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