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    • 2. 发明申请
    • PIEZOELECTRICAL BENDING CONVERTER
    • 压电柔韧
    • WO03003478A3
    • 2003-08-21
    • PCT/DE0202183
    • 2002-06-14
    • SIEMENS AGSCHUH CARSTENSTEINKOPFF THORSTENWOLFF ANDREAS
    • SCHUH CARSTENSTEINKOPFF THORSTENWOLFF ANDREAS
    • H01L41/083H01L41/09H01L41/187H02N2/00
    • H01L41/0926
    • The invention relates to a piezoelectrical bending converter (1) with at least one monolithic layered composite (2, 21), comprising a piezoelectric-active ceramic layer (31) with a lateral dimension change (311) which may be generated by application of an electrical field (312) and at least one further piezoelectric-active ceramic layer (32) with a further lateral dimension change (321), different from the lateral dimension change (311). The bending converter is characterised in that an electrode layer (411) is arranged between the ceramic layers, for generation of the electric fields. The layered composite preferably comprises several piezoelectric-active layers and electrode layers arranged between the above. The shift is thus obtained as a gradient of the dimension changes in the direction of the stack (22) of the layered composite. The dimension changes for the ceramic layers and thus the gradient may be adjusted by means of the generation of the electrical fields. In order to achieve a shift it is necessary not to have a piezoelectric-inactive layer. The layered composite is preferably a circular disc bending body (21), with a circular base body. A large shift ratio is obtained by means of arranging several circular disc bending bodies in a stack.
    • 本发明涉及一种具有至少一个单片层压板(2,21),包括一个压电活性陶瓷层(31),其具有通过电场(312)可以产生的横向尺寸变化率(311)和至少一个其它压电活性陶瓷层的压电弯曲换能器(1) 通过横向尺寸变化率(311)的各种其它横向尺寸改变(321)的另一电场(322)来生成(32)与。 其特征在于所述弯曲换能器的特征在于:电极层(411)被布置为生成在陶瓷层之间的电场。 优选地,多个压电活性陶瓷层和电极层的所述复合层设置在其间。 行程由在层复合材料的层叠方向(22)的尺寸变化的梯度来实现的。 陶瓷层和梯度的尺寸变化可以通过电场的产生来设置。 为了得到弯曲换能器的行程不要求压电非活性层。 复合层最好是圆盘弯曲机(21)具有圆形底部区域。 对于一个大的行程乘法几个圆盘弯曲机被叠加,以形成叠层。
    • 4. 发明申请
    • ADDITIONAL CONTACTING FOR AN ELECTRIC COMPONENT AND PIEZOELECTRIC COMPONENT IN THE FORM OF A MULTILAYER STRUCTURE
    • FOR电气元件和压电元件在多层结构附加接触
    • WO02089226A3
    • 2003-07-24
    • PCT/DE0201545
    • 2002-04-26
    • SIEMENS AGLUBITZ KARLWOLFF ANDREASSTEINKOPFF THORSTENSCHUH CARSTEN
    • LUBITZ KARLWOLFF ANDREASSTEINKOPFF THORSTENSCHUH CARSTEN
    • H01L41/047H01L41/083H02N2/00
    • H01L41/0475H01L41/083
    • The invention relates, inter alia, to an additional contacting (30) for a piezoelectric component (10) in the form of a multilayer structure, wherein the piezoelectric component (10) is formed by a stack (16) of alternatingly arranged piezoelectric ceramic layers (11) and electrode layers (12, 13). The additional contacting (30) has a series of connecting elements (31) for connecting a metallization (15) of the electric component (10) to an electrical connecting element (19). In order to minimize mechanical loads during dynamic operation of the piezoelectric component (10), the additional contacting (30) is configured as an individual, structured component (32), especially in the form of a structured foil. Said structured foil (32) advantageously has a current conduction path (33) which is common to the connecting elements (31) and a contacting zone formed in the area of static base plate (17), wherein the additional contacting (30) is connected to the electrical connecting element (19) in the area of said contacting zone (34).
    • 据描述,尤其对于其中形成有从交替排列压电陶瓷层(11)和电极层(12,13)的堆叠(16)的压电装置(10)具有多层结构的压电元件(10),额外的接触(30)。 所述附加接触(30)的数用于与电连接元件(19)连接所述电元件(10)的金属化(15)的连接元件(31)的。 为了根据本发明的压电器件(10)的动态操作期间最小化的机械应力提供的附加的接触(30)被形成为一个单一的,结构化的部件(32),例如,作为一个结构的片材。 的结构化薄膜(32)有利地包含一个用于形成接触区的固定底板(17)的区域中共享的每个连接元件(31)的电流导体轨道(33)和,与所述接触区(34)的区域中的附加的接触(30)电性 被连接到连接元件(19)。
    • 7. 发明申请
    • PASSIVATION MATERIAL FOR AN ELECTRIC COMPONENT AND PIEZOELECTRIC COMPONENT IN THE FORM OF A MULTILAYER STRUCTURE
    • 钝化的电气部件和压电元件在多层结构
    • WO02089225A3
    • 2003-06-12
    • PCT/DE0201444
    • 2002-04-18
    • EPCOS AGSIEMENS AGCRAMER DIETERSCHUH CARSTEN
    • CRAMER DIETERSCHUH CARSTEN
    • H01L41/04H01L41/083H02N2/04
    • H01L41/0533H01L41/0472H01L41/083
    • The invention relates, inter alia, to a piezoelectric component (10) in the form of a multilayer structure, wherein a piezoelectric ceramic layer (11) and an electrode layer (12, 13) are always alternatingly superimposed to form a stack (18), wherein each electrode layer (12, 13) extends at least in certain areas to at least one side surface (19) of the stack (18). In order to protect the component (10) against short circuits and flashovers, a passivation (20) is provided on the at least one side surface (19). In order to ensure that bonding of said passivation (20) on the surface (19) of the component (10) always remains unaltered, especially when cracks emerge in the ceramic layers (11), the passivation (20) is formed by a passivation material having a tearing strength that is smaller than the bonding strength of the passivation material on the surface (19) of the component (10). The invention also relates to advantageous passivation materials, wherein said materials can be, for instance, a polyurethane, a fluorine-silicone rubber and the like.
    • 据描述,除其他外,多层设计,其中交替总是压电陶瓷层(11)和电极层(12,13)被布置以形成堆叠(18)一个接一个地,每个电极层上述(12的一个压电元件(10), 13)至少局部达到堆栈(18)中的至少(一个侧表面19)。 为了防止短路和电弧的部件(10)设置在所述至少一个侧表面(19),钝化(20)。 因此,在任何时间的部件(10)的表面(19)上的钝化(20)的在所述陶瓷层的裂纹的产生(11)的密合性,特别是保持不受干扰,钝化(20)根据钝化的本发明形成 具有拉伸强度小于所述钝化材料的部件(10)的表面(19)上的粘合强度。 另外的有利的钝化材料描述了其中它可能是,例如,聚氨酯,氟硅橡胶等。
    • 10. 发明申请
    • METHOD FOR PRODUCING A CORRELATION BETWEEN A FIRST STATE AND A SECOND STATE OF A PIEZOELECTRIC COMPONENT, AND THE USE OF SAID CORRELATION
    • 用于生产之间PIEZOELEKGTRISCHEN组分和第一状态的组件的第二状态及相关用途的相关性
    • WO2005067069A3
    • 2005-12-01
    • PCT/EP2005050111
    • 2005-01-12
    • SIEMENS AGLUBITZ KARLSCHUH CARSTENWOLFF ANDREAS
    • LUBITZ KARLSCHUH CARSTENWOLFF ANDREAS
    • H01L41/083H01L41/257H01L41/24
    • H01L41/257H01L41/083
    • The invention relates to a method for producing a correlation between a first state of a piezoelectric component (1, 20) comprising a piezoceramic element, and a second state of said component. The second state of the component is created from the first state of the component by polarisation of the piezoceramic element of the component. The inventive method comprises the following steps: a) a first group of components respectively in the first state is prepared (101), b) at least one defined characteristic of each component of the first group is determined (102), c) the piezoceramic element of the components of the first group (102) is polarised, and a corresponding component of a second group in the second state is thus created from each component of the first group (103), d) at least one defined characteristic of each component of the second group is determined (104), and e) the correlation is produced by comparing the defined characteristics of each component of the first group with the defined characteristic of the corresponding component of the second group (105). Said component is, for example, an actuator body (20) having a monolithic multilayer structure. The correlation produced is used for the quality assurance of the actuator body.
    • 本发明涉及一种用于制造ËINEM具有Piezokera MIK的压电元件(1,20)的第一状态,和所述组件的第二状态之间的相关性。 建筑部件的所述第二状态是从所述部件的所述第一状态通过一个偏振分量的Piezok eramik生产。 该方法包括以下方法步骤:a)提供第一组部件中的每个与所述第一状态(101),b)确定每个第一组(102)的各组件中的至少一个具体特征,c)中偏振的第一组的组分的压电陶瓷 具有(102)中,从产生所述第一组的第二组为第二状态(103)的相应的部件的的部件的,d)确定每一个第二组(104)和e的部件中的至少一个特定特性)产生 通过比较每个所述第一组和第二组(105)的相应的部件的特定特征的组分的具体性质的相关关系。 的组分是例如在单片多层设计的致动器主体(20)。 所产生的相关性被用于致动器本体的质量保证。