Dielectric ceramic composition and electric device
    3.
    发明申请
    Dielectric ceramic composition and electric device 有权
    介电陶瓷组合物和电气装置

    公开(公告)号:US20090149312A1

    公开(公告)日:2009-06-11

    申请号:US12314144

    申请日:2008-12-04

    IPC分类号: C04B35/468

    摘要: A dielectric ceramic composition of the present invention comprises; BamTiO2+m (note that, m is 0.99≦m≦1.01), and BanZrO2+n (note that, n is 0.99≦n≦1.01); wherein said dielectric ceramic composition consists of plurality of dielectric particles and a grain boundary phase existing between said dielectric particles adjacent to each other, when said dielectric particle having BamTiO2+m as a main component is set to a first dielectric particle, said dielectric particle having BanZrO2+n as a main component is set to a second dielectric particle, an average crystal diameter of said first dielectric particle is set to D1 (μm), and an average crystal diameter of said second dielectric particle is set to D2 (μm), then a ratio (D2/D1) of said D2 with respect to said D1 is 0.04 to 0.33, said D2 is 0.02 to 0.25 μm, and in said dielectric ceramic composition a ratio of the total number of said second dielectric particle with respect to the total number of said first dielectric particle is 0.10 to 2. The present invention is to provide the dielectric ceramic composition suitable for the medium-high voltage application used at a high rated voltage (for example, 100V or more).

    摘要翻译: 本发明的电介质陶瓷组合物包括: BamTiO2 + m(注意,m为0.99 <= m <= 1.01)和BanZrO2 + n(注意,n为0.99 <= n <= 1.01)。 其中所述电介质陶瓷组合物由多个电介质颗粒和存在于所述相互邻近的所述电介质颗粒之间的晶界相组成,当所述具有BamTiO 2 + m作为主要成分的电介质颗粒被设置为第一电介质颗粒时,所述电介质颗粒具有 将BanZrO2 + n作为主要成分设置在第二电介质粒子上,将所述第一电介质粒子的平均晶体直径设定为D1(母体),将所述第二电介质粒子的平均晶体直径设定为D2(μm) 那么所述D2相对于所述D1的比率(D2 / D1)为0.04至0.33,所述D2为0.02至0.25微米,并且在所述介电陶瓷组合物中,所述第二电介质颗粒的总数相对于 所述第一电介质颗粒的总数为0.10〜2。本发明提供适用于在高额定电压下使用的中高压应用的电介质陶瓷组合物( 例如100V以上)。

    Dielectric ceramic composition and an electric device
    4.
    发明申请
    Dielectric ceramic composition and an electric device 有权
    介电陶瓷组合物和电气装置

    公开(公告)号:US20090088315A1

    公开(公告)日:2009-04-02

    申请号:US12232875

    申请日:2008-09-25

    IPC分类号: C04B35/468

    摘要: The present invention relates to a dielectric ceramic composition comprising BaTiO3, BaZrO3, and the oxide of R wherein, when A is the content of BaZrO3, and C is the content of the oxide R, with respect to 100 moles of BaTiO3, then A is 40≦A≦65 moles and C is 4≦C≦15 moles; plus said dielectric composition satisfies the equation (1) and (2). The present invention can provide a dielectric ceramic composition good in IR lifetime, and capable to be suitably used for medium-high voltage which has a high rated voltage (for example, 100V or more). 0.0038A−0.147≦B≦0.004A+0.04  Equation (1) (note that, B is a ratio of the X-ray diffraction maximum intensity among peaks of said BaZrO3 with respect to the X-ray diffraction maximum intensity among peaks of said BaTiO3). 0.0041C−0.0115≦D≦0.0046C+0.084  Equation (2) (note that, D is a ratio of the X-ray diffraction maximum intensity among peaks of the oxide of said R with respect to the X-ray diffraction maximum intensity among peaks of said BaTiO3).

    摘要翻译: 本发明涉及包含BaTiO 3,BaZrO 3和R的氧化物的电介质陶瓷组合物,其中当A为BaZrO 3的含量且C为氧化物R的含量时,相对于100摩尔BaTiO 3,A为 40 <= A <= 65摩尔,C为4 <= C <= 15摩尔; 加上所述电介质组合物满足等式(1)和(2)。 本发明可以提供具有良好的IR寿命的电介质陶瓷组合物,并且能够适用于具有高额定电压(例如100V以上)的中高电压。 <?in-line-formula description =“In-line formula”end =“lead”?> 0.0038A-0.147 <= B <= 0.004A + 0.04等式(1)<?in-line-formula description =“In (注意,B是所述BaZrO 3的峰的X射线衍射最大强度与所述BaTiO 3的峰的X射线衍射最大强度的比)。 <?in-line-formula description =“In-line Formulas”end =“lead”?> 0.0041C-0.0115 <= D <= 0.0046C + 0.084等式(2)<?in-line-formula description =“In (公式“end =”tail“?>(注意,D是所述R的氧化物的峰的X射线衍射最大强度与所述BaTiO 3的峰的X射线衍射最大强度之比 )。

    Chain tensioner
    7.
    发明授权
    Chain tensioner 有权
    链张紧器

    公开(公告)号:US08257212B2

    公开(公告)日:2012-09-04

    申请号:US12521836

    申请日:2007-01-19

    IPC分类号: F16H7/22 F16H7/08

    摘要: A chain tensioner has a plunger (14) slidably fitted in a bottomed cylinder (12) formed in a housing (11), and configured to resiliently urge the plunger (14) by a return spring (13) in the direction along which the plunger (14) is projected out from the cylinder (12), wherein the chain tensioner is configured to attach an engagement clip (19) to the opening of the cylinder (12), and to provide an engagement portion engageable with the engagement clip (19) to the end of the plunger (14) on the projection side thereof, so as to allow the engagement clip (19) and the engagement portion to engage with and disengage from each other corresponding to the position of rotation of the plunger (14).

    摘要翻译: 链条张紧器具有可滑动地装配在形成在壳体(11)中的有底圆筒(12)中的柱塞(14),并且构造成通过复位弹簧(13)沿柱塞 (14)从所述气缸(12)伸出,其中所述链条张紧器构造成将接合夹(19)附接到所述气缸(12)的开口,并且提供可与所述接合夹(19)接合的接合部 )延伸到其突出侧上的柱塞(14)的端部,从而允许接合夹(19)和接合部分相应于柱塞(14)的旋转位置彼此接合和分离, 。

    CHAIN TENSIONER
    9.
    发明申请
    CHAIN TENSIONER 有权
    链条张紧器

    公开(公告)号:US20100016105A1

    公开(公告)日:2010-01-21

    申请号:US12521836

    申请日:2007-01-19

    IPC分类号: F16H7/08

    摘要: A chain tensioner has a plunger (14) slidably fitted in a bottomed cylinder (12) formed in a housing (11), and configured to resiliently urge the plunger (14) by a return spring (13) in the direction along which the plunger (14) is projected out from the cylinder (12), wherein the chain tensioner is configured to attach an engagement clip (19) to the opening of the cylinder (12), and to provide an engagement portion engageable with the engagement clip (19) to the end of the plunger (14) on the projection side thereof, so as to allow the engagement clip (19) and the engagement portion to engage with and disengage from each other corresponding to the position of rotation of the plunger (14).

    摘要翻译: 链条张紧器具有可滑动地装配在形成在壳体(11)中的有底圆筒(12)中的柱塞(14),并且构造成通过复位弹簧(13)沿柱塞 (14)从所述气缸(12)伸出,其中所述链条张紧器构造成将接合夹(19)附接到所述气缸(12)的开口,并且提供可与所述接合夹(19)接合的接合部 )延伸到其突出侧上的柱塞(14)的端部,从而允许接合夹(19)和接合部分相应于柱塞(14)的旋转位置彼此接合和分离, 。