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    • 44. 发明授权
    • Piezoelectric vibrator, oscillator, electronic apparatus and radio timepiece
    • 压电振子,振荡器,电子仪器和无线电时计
    • US09117996B2
    • 2015-08-25
    • US14024874
    • 2013-09-12
    • SII Crystal Technology Inc.
    • Takashi Kobayashi
    • H03H9/21H01L41/08H01L41/053H03H9/10
    • H01L41/08H01L41/053H03H9/1021
    • A piezoelectric vibrator including a package having a base member, a lid member forming a cavity with respect to the base member, and a piezoelectric vibrating piece mounted on a mount surface and housed inside the cavity, in which the piezoelectric vibrating piece has a pair of vibrating arm portions and a base portion cantilever-supporting base end portions of the pair of vibrating arm portions and being mounted on the mount surface, a concave portion for avoiding contact with respect to tip portions when the vibrating arm portions are displaced in a thickness direction is formed on the mount surface, contact portions contacted by main surfaces of the vibrating arm portions facing the mount surface, and clearance portions for avoiding contact with at least one edge-line portion of two edge-line portions where the main surface intersects with two side surfaces.
    • 一种压电振动器,包括具有基座部件的封装,相对于基座部件形成空腔的盖部件和安装在安装面上并容纳在所述空腔内的压电振动片,所述压电振动片具有一对 所述振动臂部和所述一对振动臂部的基部悬臂支撑基端部安装在所述安装面上,当所述振动臂部在厚度方向上位移时,用于避免与所述尖端部接触的凹部 形成在安装表面上,与振动臂部分的主表面接触的接触部分面向安装表面,以及间隙部分,用于避免与主表面与两个边缘线相交的两个边缘线部分的至少一个边缘线部分接触 侧面。
    • 45. 发明申请
    • PIEZOELECTRIC VIBRATION ELEMENT, PIEZOELECTRIC VIBRATOR, PIEZOELECTRIC OSCILLATOR, AND ELECTRONIC DEVICE
    • 压电振动元件,压电振动器,压电振荡器和电子器件
    • US20150214922A1
    • 2015-07-30
    • US14683891
    • 2015-04-10
    • SEIKO EPSON CORPORATION
    • Toshihiro IIMatsutaro NAITO
    • H03H9/19H03B5/36
    • H03H9/19H01L41/047H03B5/36H03H9/0542H03H9/0552H03H9/1021H03H9/177
    • A piezoelectric vibration element includes a piezoelectric substrate including (i) an excitation portion and (ii) a peripheral portion that is integrally arranged at a periphery of the excitation portion and whose thickness is smaller than that of the excitation portion. The piezoelectric vibration element further includes excitation electrodes that are arranged in a front-and-rear relationship on front and rear principal faces of the piezoelectric substrate. The excitation portion includes a first portion that is at a location of a maximum thickness of the excitation portion and a side face that is connected to (i) a principal face of the first portion and (ii) a principal face of the peripheral portion. The side face includes level difference portions having a level difference and a face that has no level difference from the principal face of the first portion to the principal face of the peripheral portion.
    • 压电振动元件包括压电基片,其包括(i)激励部分和(ii)整体设置在激发部分的周边并且其厚度小于激发部分的厚度的周边部分。 压电振动元件还包括在压电基板的前主表面和后主表面上以前后关系布置的激励电极。 励磁部分包括位于激励部分的最大厚度的位置处的第一部分和连接到(i)第一部分的主面和(ii)周边部分的主面的侧面。 侧面包括具有水平差的水平差部分和与第一部分的主面到周边部分的主面无水平差的面。
    • 46. 发明申请
    • PIEZOELECTRIC VIBRATION COMPONENT
    • 压电振动元件
    • US20150200647A1
    • 2015-07-16
    • US14670251
    • 2015-03-26
    • Murata Manufacturing Co., Ltd.
    • Bunta OKAMOTOHidekazu Oishibashi
    • H03H9/10H01L41/053H03H9/17H01L41/047
    • H03H9/1021H01L41/0475H01L41/053H03H9/0519H03H9/131H03H9/17
    • A piezoelectric vibration component that includes a sealed space formed between first and second package members, and a piezoelectric vibrator is bonded to the first package member with first and second conductive adhesive portions. In the piezoelectric vibrator, a first vibration electrode and a first extended electrode are formed on a first surface of a piezoelectric substrate, and a second vibration electrode and a second extended electrode are formed on a second surface of the piezoelectric substrate. At least the second extended electrode provided on the second principal surface has a higher bonding strength with respect to the conductive adhesive than that of the electrodes on the first principal surface. The electrode patterns on the first and second principal surfaces differ from each other so that the first surface and the second surface can be distinguished from each other.
    • 包括形成在第一和第二封装构件之间的密封空间的压电振动部件和压电振动器通过第一和第二导电粘合剂部分接合到第一封装构件。 在压电振子中,在压电基板的第一表面上形成第一振动电极和第一延伸电极,在压电基板的第二表面上形成第二振动电极和第二延伸电极。 至少设置在第二主表面上的第二延伸电极相比于第一主表面上的电极具有比导电粘合剂更高的粘合强度。 第一和第二主表面上的电极图案彼此不同,使得第一表面和第二表面可以彼此区分开。
    • 48. 发明申请
    • CRYSTAL UNIT
    • 水晶单元
    • US20150123515A1
    • 2015-05-07
    • US14532656
    • 2014-11-04
    • KYOCERA Crystal Device Corporation
    • Hiroyuki MiuraToshihiro SaitoShinsuke KawamoriEiji KimuraKatsuhiro Ogasawara
    • H01L41/053H01L41/04
    • H03H9/1021H03H9/0552
    • A crystal unit is provided with a rectangular substrate, a frame which is provided on an upper surface of the substrate, a mounting frame which has joining pads which are provided along the outer circumferential edge of the upper surface and which is provided on the lower surface of the substrate by joining terminals provided along the outer circumferential edge of the lower surface of the substrate and its joining pads, a crystal element which is mounted on electrode pads which are provided on the upper surface of the substrate in a region surrounded by the frame, a thermosensitivel element which is mounted on connection pads which are provided on the lower surface of the substrate in a region surrounded by the mounting frame, and a lid which is joined to the upper surface of the frame.
    • 晶体单元设置有矩形基板,设置在基板的上表面上的框架,具有沿着上表面的外周边缘设置并且设置在下表面上的接合焊盘的安装框架 通过连接沿着基板的下表面的外周缘设置的端子及其接合焊盘,安装在电极焊盘上的晶体元件,该晶体元件设置在由框架包围的区域中的基板的上表面上 ,安装在连接焊盘上的热敏元件,其设置在由安装框架包围的区域中的基板的下表面上,以及盖,其连接到框架的上表面。
    • 49. 发明授权
    • Piezoelectric vibration reed, piezoelectric vibrator, oscillator, electronic instrument, and radio timepiece
    • 压电振动片,压电振子,振荡器,电子仪器和无线电时计
    • US08987977B2
    • 2015-03-24
    • US13629283
    • 2012-09-27
    • Seiko Instruments Inc.
    • Daishi Arimatsu
    • H03H9/21G04R20/10H03H9/05H03H9/10
    • G04R20/10H03H9/0595H03H9/1021H03H9/21
    • There is provided a piezoelectric vibration reed including a pair of vibrating arm portions arranged in parallel to each other and a base portion integrally fixing proximal end portions in the longitudinal direction of the pair of vibrating arm portions, wherein the pair of vibrating arm portions is formed with first groove portions positioned on the side of the proximal end portions of the vibrating arm portions and second groove portions positioned on the side of distal end portions of the vibrating arm portions with respect to the first groove portions on main surfaces, the width of the first groove portions along the width direction orthogonal to the longitudinal direction of the vibrating arm portions on the main surfaces of the vibrating arm portions is formed to be smaller than the second groove portions, and reinforcing ribs projecting from bottom surfaces of the second groove portions are formed in the second groove portions.
    • 提供了一种包括一对彼此平行布置的一对振动臂部的压电振动簧片和一体地固定在一对振动臂部的长度方向上的基端部的基部,其中形成有一对振动臂部 其中第一槽部分位于振动臂部分的基端侧的侧面上,第二槽部分相对于主表面上的第一凹槽部分位于振动臂部分的远端部分的侧面上, 在振动臂部的主表面上沿与振动臂部的长度方向正交的宽度方向的第一槽部形成为小于第二槽部,从第二槽部的底面突出的加强肋是 形成在第二槽部中。