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    • 55. 发明授权
    • Valve timing control apparatus
    • 气门正时控制装置
    • US08127729B2
    • 2012-03-06
    • US12781336
    • 2010-05-17
    • Hiroki TakahashiAkio Imai
    • Hiroki TakahashiAkio Imai
    • F01L1/34
    • F01L1/352F01L2001/3443
    • A driven-side rotator is rotatable synchronously with a camshaft and is supported between a gear member and a sprocket member of the driving-side rotator in an axial direction. A stopper portion of the driven-side rotator is adapted to contact the driving-side rotator in a rotational direction to limit a change in a relative phase between the crankshaft and the camshaft. The stopper portion radially outwardly projects from a small diameter portion provided at one end part of the driven-side rotator. A large diameter portion is provided at the other end part of the driven-side rotator and has a radial size that is measured from a rotational axis to a radially outer peripheral surface of the large diameter portion and is equal to or larger than that of the stopper portion.
    • 从动侧旋转体可与凸轮轴同步旋转,并且沿轴向支撑在驱动侧旋转体的齿轮构件和链轮构件之间。 从动侧旋转体的止动部适于在驱动侧旋转体的旋转方向上接触以限制曲轴与凸轮轴之间的相对相位的变化。 止动件部分从设置在从动侧转子的一个端部处的小直径部分径向向外突出。 在从动侧转子的另一端部设有大直径部,其径向尺寸从大直径部的旋转轴向径向外周面测定,并且等于或大于 止动部分。
    • 59. 发明申请
    • Piezoelectric actuator, and carrier and shake correction apparatus each using the actuator
    • 压电致动器,以及使用致动器的载波抖动校正装置
    • US20070228886A1
    • 2007-10-04
    • US11731209
    • 2007-03-29
    • Hiroki TakahashiTakahiro Mizushina
    • Hiroki TakahashiTakahiro Mizushina
    • H01L41/00
    • H01L41/0906G02B26/0858
    • A piezoelectric actuator comprising an elastic plate 2 with a projection 3 provided on one of both surfaces of the plate. A first pair of strip-like piezoelectric elements 120a, 120b are fixed to the other of both the surfaces of the plate such that each of the first pair of piezoelectric elements is disposed along a first straight line passing through the position of the projection on a respective one of its opposite sides. A second pair of strip-like piezoelectric elements 122a, 122b are fixed to the same surface of the plate as the first pair of piezoelectric elements 120a, 120b such that each of the second pair of piezoelectric elements is disposed along a second straight line passing through the position of the projection perpendicular to the first straight line on a respective one of opposite sides of the position of the projection. Voltages are arranged to be applied to the respective piezoelectric elements of the first and second pairs as required so as to deform the plate, thereby causing the projection to deviate.
    • 一种压电致动器,包括具有设置在板的两个表面中的一个上的突起3的弹性板2。 第一对条状压电元件120a,120b固定到板的两个表面中的另一个,使得第一对压电元件中的每一个沿着穿过突起的位置的第一直线设置 在相对的一侧。 第二对带状压电元件122a,122b固定到与第一对压电元件120a,120b相同的板的表面上,使得第二对压电元件中的每一个压电元件沿着第二对压电元件 直线穿过垂直于第一直线的突起的位置在投影的位置的相对的一侧上。 根据需要将电压设置为施加到第一对和第二对的各个压电元件,以使板变形,从而导致突起偏离。