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    • 3. 发明授权
    • Method and apparatus for frequency control of piezoelectric components
    • 压电元件频率控制方法及装置
    • US06458285B1
    • 2002-10-01
    • US09570748
    • 2000-05-13
    • Kiyoshi IyamaHiroki KitanoTetsuo Tatsumi
    • Kiyoshi IyamaHiroki KitanoTetsuo Tatsumi
    • B44C122
    • H03H3/04H03H2003/0478
    • A frequency control apparatus including a shielding board that is provided with a window for exposing some or all of a plurality of electrodes disposed on a piezoelectric substrate, and a shutter for opening and closing the window. An aperture pattern board is provided between the shielding board and a piezoelectric resonator. On the aperture pattern board, combinations of apertures are provided which correspond to the A electrodes exposed through the window on the shielding board at one time. After measuring the frequencies for respective elements and measuring the variations from the target frequency, the suitable pattern of apertures is selected from the aperture pattern board according to the amount of variations, and then the frequency control is carried out only on the elements selected through the apertures.
    • 一种频率控制装置,包括:屏蔽板,其设置有用于暴露设置在压电基板上的多个电极的一些或全部的窗口;以及用于打开和关闭窗口的快门。 在屏蔽板和压电谐振器之间设置孔径图案板。 在孔径图案板上,提供与一次通过屏蔽板上的窗户暴露的A电极相对应的孔的组合。 在测量各个元件的频率并测量目标频率的变化之后,根据变化量从孔径图案板中选择合适的孔径图案,然后仅对通过 孔。
    • 5. 发明授权
    • Vibrating gyroscope and adjusting method therefor
    • 振动陀螺仪及其调整方法
    • US6023973A
    • 2000-02-15
    • US146795
    • 1998-09-03
    • Toru YabeKatsuhiko MoritaTetsuo TatsumiNobuyuki IshitokoMichihiko Takenaka
    • Toru YabeKatsuhiko MoritaTetsuo TatsumiNobuyuki IshitokoMichihiko Takenaka
    • G01C19/56G01C19/5663G01P9/00H01L41/08
    • G01C19/5663
    • A vibrating gyroscope includes a columnar vibrator, a driver and a detector. The columnar vibrator includes first and second piezoelectric substrates polarized in mutually opposite directions along the thickness directions thereof and stacked with each other. Two divided electrodes are formed on one main surface of the first piezoelectric substrate and spaced in the direction perpendicular to the longitudinal direction of the first piezoelectric substrate, and a common electrode is formed on one main surface of the second piezoelectric substrate. The driver drives the vibrator in the thickness direction of the first and second piezoelectric substrates and is connected between the divided electrodes and the common electrode. The detector detects a displacement caused by bending vibration of the vibrator, and is connected to the divided electrodes. The vibrator has substantially the same resonant frequency in the two diagonal directions which diagonally connect four edges elongating in the longitudinal direction of the vibrator.
    • 振动陀螺仪包括柱状振动器,驱动器和检测器。 柱状振动器包括沿其厚度方向彼此相反方向偏振并且彼此堆叠的第一和第二压电基板。 在第一压电基板的一个主表面上形成有两个分开的电极,并且在与第一压电基板的纵向方向垂直的方向上隔开,并且在第二压电基板的一个主表面上形成公共电极。 驱动器沿着第一和第二压电基板的厚度方向驱动振动器,并且连接在分割电极和公共电极之间。 检测器检测由振动器的弯曲振动引起的位移,并连接到分割电极。 振动器在两个对角线方向上具有基本上相同的共振频率,其对角地连接在振动器的纵向方向上延伸的四个边缘。
    • 6. 发明授权
    • Variable capacitor
    • 可变电容器
    • US4292660A
    • 1981-09-29
    • US970267
    • 1978-12-18
    • Tetsuo Tatsumi
    • Tetsuo Tatsumi
    • F28B20060101H01G5/013H01G5/06
    • H01G5/0136
    • A variable capacitor includes a generally cylindrical insulating case made of synthetic resin, with a stator terminal, which has springiness at its contact portion, insert-molded therein. A dielectric body, having a stator electrode formed thereon, is nonrotatably housed in the insulating case along with a rotatable metal rotor having a rotor electrode, and a non-rotatable rotor terminal. The rotor terminal has springiness at its contact portion and is formed with an aperture through which the metallic rotor may be rotated for adjustment.
    • 可变电容器包括由合成树脂制成的大致圆柱形绝缘壳体,其具有在其接触部分具有弹性的插入成型的定子端子。 具有形成在其上的定子电极的绝缘体与具有转子电极的可旋转金属转子和不可旋转的转子端子一起不可旋转地容纳在绝缘壳体中。 转子端子在其接触部分具有弹性并且形成有孔,金属转子可以通过该孔旋转以便调节。
    • 9. 发明授权
    • Ceramic member support structure for gas turbine
    • 燃气轮机陶瓷构件支撑结构
    • US06571560B2
    • 2003-06-03
    • US09832975
    • 2001-04-12
    • Tetsuo TatsumiYoshihiro Ichikawa
    • Tetsuo TatsumiYoshihiro Ichikawa
    • F02C720
    • F23R3/007F05B2230/606F23R3/60
    • A ceramic member support structure for a gas turbine supports ceramic members so that the ceramic members may not be easily damaged and damage to one of the ceramic members may not affect the rest of the ceramic members easily. Ceramic members (26, 27) of a gas turbine with which a combustion gas comes into contact are supported on housings (14, 14A) by metallic support members (28, 29, 41). The ceramic members (26, 27) are connected to the support members (29, 41) by elastic members (32, 42) so as to be movable relative to the support members (29, 41). The difference in thermal expansion between the ceramic members (26, 27) and the metallic support members (28, 29, 41) is absorbed by the elastic members (32, 42) and hence the ceramic members (26, 27) are not damaged easily. Since the ceramic members (26, 27) are supported by the metallic support members (28, 29, 41), damage to one of the ceramic members does not influence easily on the other ceramic member.
    • 用于燃气轮机的陶瓷构件支撑结构支撑陶瓷构件,使得陶瓷构件可能不容易损坏,并且对一个陶瓷构件的损坏可能不容易影响其余的陶瓷构件。 通过金属支撑构件(28,29,41)将与燃烧气体接触的燃气轮机的陶瓷构件(26,27)支撑在壳体(14,14A)上。 陶瓷构件(26,27)通过弹性构件(32,42)相对于支撑构件(29,41)可移动地连接到支撑构件(29,41)。 陶瓷构件(26,27)和金属支撑构件(28,29,41)之间的热膨胀差由弹性构件(32,42)吸收,因此陶瓷构件(26,27)不被损坏 容易。 由于陶瓷构件(26,27)由金属支撑构件(28,29,41)支撑,因此对其中一个陶瓷构件的损坏对另一个陶瓷构件不容易影响。
    • 10. 发明授权
    • Electronic component
    • 电子元器件
    • US5875099A
    • 1999-02-23
    • US82873
    • 1998-05-21
    • Michinobu MaesakaTetsuo TatsumiMasato Higuchi
    • Michinobu MaesakaTetsuo TatsumiMasato Higuchi
    • H03H9/10H05K1/18
    • H03H9/1014
    • An electronic component suppresses stray capacitance and exhibits a high electromagnetic shielding effect, and eliminates flowing of a conductive agent into inappropriate areas and occurrence of a poor electrical connection. Electronic-component devices are mounted on an insulating substrate having input and output electrodes and a ground electrode. Then, a metallic cap is bonded and sealed onto the substrate via an insulating layer having holes formed therein so as to cover the electronic-component devices. A conductive layer connected to the ground electrode is disposed on part of the cap-mounting portion of the substrate and positioned at a level higher than the insulating layer so that the metallic cap is electrically connected via the conductive layer to the ground electrode.
    • 电子部件抑制杂散电容,并且具有高的电磁屏蔽效果,并且消除导电剂流入不适当的区域并发生不良的电连接。 电子部件装置安装在具有输入和输出电极和接地电极的绝缘基板上。 然后,通过形成有孔的绝缘层将金属盖接合并密封在基板上,以覆盖电子部件装置。 连接到接地电极的导电层设置在基板的盖安装部分的一部分上,并且位于比绝缘层高的位置,使得金属盖经由导电层电连接到接地电极。