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    • 24. 发明授权
    • Method of producing electrostrictive effect element
    • US4681667A
    • 1987-07-21
    • US940210
    • 1986-12-10
    • Kazuaki UtsumiAtsushi OchiMasanori SuzukiMitsuhiro Midorikawa
    • Kazuaki UtsumiAtsushi OchiMasanori SuzukiMitsuhiro Midorikawa
    • H01L41/083H01L41/23H01L41/293H01L41/22
    • H01L41/293H01L41/083
    • A method of producing a laminated type electrostrictive effect element composed of a plurality of layers of electrostrictive material and a plurality of thin internal electrodes placed between adjacent layers of the electrostrictive material. The internal electrodes are exposed in side surfaces of the electrostrictive element parallel to the direction of lamination. Alternate internal electrodes are electrically connected in common to form a first group and a second group of internal electrodes, for connection to a power supply to produce a longitudinal electrostrictive strain in the direction of lamination. The method of the invention provides an efficient technique for electrically connecting alternate internal electrodes in common. The method involves forming an insulating layer of inorganic material such as glass or glass-ceramics over the portions of the exposed internal electrodes which are not to be electrically connected. The inorganic insulating material is formed by an electrophoretic process and sintered to produce an integral body consisiting of the internal electrodes, the electrostrictive material and the inorganic insulating material. In one embodiment of the invention the laminated type electrostrictive effect element is immersed in a suspension solution containing electrically charged glass powder. A voltage is applied to the internal electrodes on which the insulating layer is to be formed and an opposing electrode plate in the suspension solution is connected to the opposite polarity supply voltage. The positively charged glass powder is thereby deposited on the exposed portions of the internal electrodes connected to the voltage supply of selected polarity. Alternatively, the laminated type electrostrictive effect element is immersed in a suspension solution containing previously charged glass powder to deposit the glass powder onto the entire surface of the laminated structure. Thereafter, an electric field is applied between the internal electrodes on which the insulating layer is not to be formed and an opposing electrode plate disposed within the suspension to remove the glass powder from the selected internal electrodes.
    • 26. 发明授权
    • Multilayer ceramic substrate with interlayered capacitor
    • 带层间电容器的多层陶瓷基板
    • US4567542A
    • 1986-01-28
    • US603109
    • 1984-04-23
    • Yuzo ShimadaKazuaki UtsumiTeruyuki IkedaMasanori Suzuki
    • Yuzo ShimadaKazuaki UtsumiTeruyuki IkedaMasanori Suzuki
    • H05K1/03H05K1/09H05K1/16H05K3/46H01G4/10
    • H05K3/4611H05K1/162H05K3/4629H05K1/0306H05K1/092H05K3/4688
    • A multilayer ceramic substrate with an interlayered capacitor has a large electrostatic capacity and a high flexural strength, such as 1,500 Kg/cm.sup.2 or more, and yet is manufactured at a relatively low firing or sintering temperature. A first ceramic body includes a plurality of laminated first ceramic sheets with a high dielectric constant and with a plurality of internal electrodes sandwiching the respective first ceramic sheets to form capacitors therebetween. A second ceramic body is laminated over one side of the first ceramic body and has a plurality of laminated second ceramic sheets with a low dielectric constant. A plurality of first wiring layers are sandwiched between the second ceramic sheets. A third ceramic body is laminated over the other side of the first ceramic body and has a plurality of laminated third ceramic sheets formed of the same ceramic material that is used to make the second ceramic sheets. The second and third ceramic bodies are thicker than the first ceramic body. A second embodiment of the invention is a hybrid ceramic structure made of glass-ceramic insulator layers sandwiching at least one dielectric layer with interposed circuit patterns formed thereon.
    • 具有层间电容器的多层陶瓷基板具有大的静电容量和高弯曲强度,例如1500Kg / cm 2以上,并且在相对低的烧制或烧结温度下制造。 第一陶瓷体包括具有高介电常数的多个叠层的第一陶瓷片和多个内部电极,夹着各自的第一陶瓷片以在它们之间形成电容器。 第二陶瓷体层压在第一陶瓷体的一侧上,并且具有多个具有低介电常数的叠层的第二陶瓷片。 多个第一布线层被夹在第二陶瓷片之间。 第三陶瓷体层叠在第一陶瓷体的另一侧上,并且具有由用于制造第二陶瓷片的相同陶瓷材料形成的多个叠层的第三陶瓷片。 第二陶瓷体和第三陶瓷体比第一陶瓷体厚。 本发明的第二实施例是由玻璃 - 陶瓷绝缘体层制成的混合陶瓷结构,其夹持形成在其上的插入的电路图案的至少一个电介质层。
    • 29. 发明授权
    • Electric cells for battery pack, battery control system, and battery control method
    • 电池组电池,电池控制系统和电池控制方法
    • US08228040B2
    • 2012-07-24
    • US12446692
    • 2007-10-15
    • Kazuaki UtsumiKeiji Katayama
    • Kazuaki UtsumiKeiji Katayama
    • H02J7/00
    • H02J7/007H01M10/4207H02J7/0063H02J2007/0067
    • There are provided a battery control system and a battery control method which can eliminate a management device controlling voltages of individual cells in a battery pack, resist the influence of noise, prevent an increase in size, and reduce the load on a management device. A cell for a battery pack will be interconnected with another cell to be used as a battery pack, the cell comprises unit cell 5 and control circuit 1, unit cell 5 is one electrochemical cell, and control circuit 1 includes: measurement means 1a for acquiring cell-state information including at least a voltage of unit cell 5; transmission means 1f for transmitting the cell-state information to the outside; reception means 1f for receiving external information; and means 1d for discharging unit cell 5 based upon the cell-state information on unit cell 5 and the external information, to bring the voltages of interconnected cells closer.
    • 提供了一种电池控制系统和电池控制方法,其可以消除控制电池组中的各个电池的电压的管理装置,抵抗噪声的影响,防止尺寸的增加和减少管理装置的负担。 用于电池组的电池将与用作电池组的另一个电池相互连接,电池包括单电池5和控制电路1,单电池5是一个电化学电池,控制电路1包括:用于获取电池组的测量装置1a 包括至少单元电池5的电压的单元状态信息; 用于将小区状态信息发送到外部的发送装置1f; 用于接收外部信息的接收装置1f; 以及用于基于关于单位单元5的单元状态信息和外部信息来放电单位电池5的装置1d,以使互连电池的电压更接近。
    • 30. 发明申请
    • PACKAGED BATTERY, STACKED BATTERY ASSEMBLY, AND FILM-COVERED BATTERY
    • 包装电池,堆叠式电池组件和电池充电电池
    • US20100112436A1
    • 2010-05-06
    • US12523667
    • 2008-01-09
    • Masatomo MizutaKazuaki UtsumiMakihiro OtohataHiroshi Yageta
    • Masatomo MizutaKazuaki UtsumiMakihiro OtohataHiroshi Yageta
    • H01M2/08
    • H01M2/1241H01M2/0275H01M2/08H01M2/1061H01M2/1229H01M2/345
    • A packaged battery, an assembled battery, and a film-covered battery, which can prevent a dangerous state involving a high-pressure gas filled in the film-covered battery while ensuring a sealing reliability, are provided.The Packaged battery includes film-covered battery 1 including a battery element and exterior films forming a sealed space housing the battery element, and holding member 10 holding film-covered battery 1. The sealed space includes a housing section housing the battery element, and a pocket communicating with the housing section to expand when the pressure in the sealed space increases. The pocket includes a safety valve which activates when the pocket expands. Holding member 10 includes an opening and a cavity fitting the housing section therein. When the housing section is fitted into the cavity, at least part of the pocket and the safety valve protrude to the outside of the holding member from the opening.
    • 提供一种封装的电池,组装电池和薄膜覆盖的电池,其可以在确保密封可靠性的同时防止包含填充在薄膜覆盖的电池中的高压气体的危险状态。 封装电池包括具有电池元件的膜覆盖电池1和形成容纳电池元件的密封空间的外部膜和保持膜覆盖电池1的保持构件10.密封空间包括容纳电池元件的壳体部分和 当密封空间中的压力增加时,与壳体部分连通的口袋膨胀。 口袋包括一个安全阀,当口袋膨胀时激活。 保持构件10包括开口和将壳体部分装配在其中的空腔。 当壳体部分装配到空腔中时,口袋和安全阀的至少一部分从开口突出到保持构件的外部。