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    • 1. 发明授权
    • Image capturing device
    • 图像捕捉设备
    • US07701486B2
    • 2010-04-20
    • US11702252
    • 2007-02-05
    • Akira KosakaJunichi Tanii
    • Akira KosakaJunichi Tanii
    • H04N5/228
    • G03B17/17G03B2205/0038G03B2217/005H04N5/2253H04N5/23248H04N5/23287
    • An image capturing device, including an rectangular image capturing element having long sides and short sides; an image capturing optical system forming an image of a subject on the rectangular image capturing element; a first driving device which moves the rectangular image capturing element in a first direction slanted by a predetermined angle from the long side and the short side of an outer shape of the rectangular image capturing element in a plane perpendicular to an optical axis of the image capturing optical system; and a second driving device which moves the rectangular image capturing element in a second direction slanted by a predetermined angle from the long side and the short side of the outer shape of the rectangular image capturing element in the plane perpendicular to the optical axis of the image capturing optical system, but the second direction differs from the first direction.
    • 一种图像捕获装置,包括具有长边和短边的矩形图像捕获元件; 在矩形图像拍摄元件上形成被摄体的图像的图像拍摄光学系统; 第一驱动装置,其使矩形图像拍摄元件沿垂直于图像拍摄的光轴的平面从矩形图像捕获元件的外形的长边和短边倾斜预定角度的第一方向移动 光学系统; 以及第二驱动装置,其在与图像的光轴垂直的平面中从矩形图像捕获元件的外形的长边和短边沿第二方向移动预定角度的第二方向移动矩形图像捕获元件 但是第二方向与第一方向不同。
    • 2. 发明授权
    • Driving device and driving system
    • 驱动装置和驱动系统
    • US07608979B2
    • 2009-10-27
    • US11493227
    • 2006-07-26
    • Junji SatoJunichi TaniiYoshihiro HaraAkira Kosaka
    • Junji SatoJunichi TaniiYoshihiro HaraAkira Kosaka
    • H01L41/08
    • H02N2/067H02N2/025
    • Drive technology is provided which makes suitable low velocity driving and smooth changing of driving velocity possible and achieves reduced power consumption. In the driving device, the drive unit is driven which engages with drive shaft which moves back and forth in tandem with extension and contraction of the piezoelectric element. In this driving device, when the output cycle for cycle Te is repeated such that the voltages applied to the piezoelectric element 11 are the maximum value (+Vp), the minimum value (−Vp), and the middle value (0V), the movement velocity of the drive unit 13 can be changed by thinning the output cycle at cycle Tf. As a result, suitable low velocity driving can be carried out and power consumption can be reduced in the drive unit.
    • 提供驱动技术,使得适当的低速驱动和驱动速度的平滑变化成为可能,并实现降低的功耗。 在驱动装置中,驱动单元与驱动轴啮合,该驱动轴与压电元件的伸缩一起前后移动。 在该驱动装置中,当重复循环Te的输出周期,使得施加到压电元件11的电压为最大值(+ Vp)时,最小值(-Vp)和中间值(0V), 驱动单元13的移动速度可以通过在周期Tf变薄输出周期来改变。 结果,可以实现合适的低速驱动,并且可以在驱动单元中降低功耗。
    • 3. 发明申请
    • Motor, motor device, and lens drive mechanism using the same
    • 电动机,电动机装置和使用其的透镜驱动机构
    • US20060266031A1
    • 2006-11-30
    • US11415741
    • 2006-05-02
    • Akira KosakaJunichi TaniiYoshie ShimizuShigeru Wada
    • Akira KosakaJunichi TaniiYoshie ShimizuShigeru Wada
    • F01B29/10F02G1/04
    • G02B7/102
    • An arrangement of the invention includes a base block 16, a cylindrical cam 14, as a rotary member, which is rotatably supported on the base block 16, and includes a contact portion on an outer periphery thereof for outputting a rotating force, a drive gear 21, as an oscillatory ring, which includes a contact portion on an inner periphery thereof, and is oscillated on a plane perpendicular to a rotation axis of the cylindrical cam 14 in contact with the contact portion of the cylindrical cam 14, parallel springs 23 through 26, as a position retainer, for retaining the position of the drive gear 21, and three or more shape metal alloy actuators (SMA) wires 35 through 38, as expandable and contractible actuators, with both ends of the each SMA wire being fixed to the base block 16 for contact with the drive gear 21.
    • 本发明的装置包括基座块16,作为旋转构件的圆柱形凸轮14,其被可旋转地支撑在基座16上,并且在其外周上包括用于输出旋转力的接触部分,驱动齿轮 如图21所示,作为振荡环,其包括在其内周上的接触部分,并且在与圆柱形凸轮14的接触部分接触的圆柱形凸轮14的旋转轴线垂直的平面上摆动,平行弹簧23通过 如图26所示,作为用于保持驱动齿轮21的位置的定位保持器,以及用于将每个SMA线的两端固定为可伸缩的致动器的三个或更多个形状的金属合金致动器(SMA)线35至38, 用于与驱动齿轮21接触的基座16。
    • 5. 发明授权
    • Light image shift correcting device and an optical device
    • 光图像偏移校正装置和光学装置
    • US06539174B1
    • 2003-03-25
    • US09716369
    • 2000-11-21
    • Junichi TaniiMinoru Kuwana
    • Junichi TaniiMinoru Kuwana
    • G03B1700
    • G02B27/646
    • A light image shift correcting device is provided with a planar member having a reference surface perpendicular to an optical axis of a focusing optical system, a shift correcting optical member having a flange portion at its periphery, an urger for movably pressing the shift correcting optical member against the reference surface of the planar member at a plurality of parts of the flange portion, a torus type piezoelectric actuator pressed against the flange portion by a part of the urger, and a controller for controlling the torus type piezoelectric actuator. The device can highly precisely control a light image shift correcting optical member despite its simple construction and can be made smaller.
    • 光图像偏移校正装置设置有具有垂直于聚焦光学系统的光轴的参考表面的平面构件,在其周边具有凸缘部分的偏移校正光学构件,用于可移动地按压移位校正光学构件 在凸缘部分的多个部分处抵靠平面构件的参考表面,通过一部分压块压靠凸缘部分的环面型压电致动器,以及用于控制环面型压电致动器的控制器。 该装置可以高度精确地控制光图像偏移校正光学构件,尽管其结构简单并且可以变得更小。
    • 6. 发明授权
    • Actuator
    • 执行器
    • US06459855B1
    • 2002-10-01
    • US09567478
    • 2000-05-08
    • Akira KosakaJunichi TaniiYoshiharu TanakaShoichi Minato
    • Akira KosakaJunichi TaniiYoshiharu TanakaShoichi Minato
    • G03B1503
    • G03B17/38G03B9/08
    • An actuator applied with shape memory alloy which can be operated in a wide operating temperature range and has a long life time. At a normal ambient temperature, when the first wire of the acting member made of shape memory alloy in which predetermined shape is memorized in advance, is heated, it is transformed to the memorized shape to enable the acting member to be moved. A relative low stress is generated at the first wire and its life-time is not shortened. In the case that the ambient temperature is increased to exceed a transformation starting temperature of the shape memory alloy, the second wire of shape memory alloy is transformed to the memorized shape to generate a high stress at the first wire and to increase the transformation starting temperature of the first wire. With such an arrangement as above, it is possible to operate the actuator applied with the shape memory alloy in a wide operating temperature range.
    • 适用于形状记忆合金的致动器,其可在宽的工作温度范围内操作并且具有长的使用寿命。 在正常环境温度下,当预先形成有预定形状的形状记忆合金制成的作用构件的第一线被加热时,其被转换成记忆形状以使作用构件能够移动。 在第一根导线处产生相对较低的应力,其寿命不会缩短。 在环境温度升高到超过形状记忆合金的变形开始温度的情况下,形状记忆合金的第二丝线被转换为记忆形状,以在第一丝线处产生高应力并增加转变开始温度 的第一根线。 通过上述这样的布置,可以在宽的工作温度范围内对施加有形状记忆合金的致动器进行操作。
    • 10. 发明授权
    • Image shake correcting optical apparatus
    • 图像抖动校正光学装置
    • US6157779A
    • 2000-12-05
    • US320870
    • 1999-05-27
    • Akira KosakaJunichi TaniiYoshihiro HaraYoshiharu TanakaShoichi Minato
    • Akira KosakaJunichi TaniiYoshihiro HaraYoshiharu TanakaShoichi Minato
    • G03B17/00G02B27/64G03B5/00
    • G02B27/646G03B5/00G03B2205/0015G03B2205/0076G03B2217/005
    • To provide an image shake correcting optical apparatus using a small, lightweight engaging mechanism for the correction lens holder engaging mechanism. A ring-shaped engaging member 16 formed of shape memory alloy and having three engaging arms on its inside is located outside a lens holder 11 for a correction lens L3, and the engaging contacts 16b at the tips of the engaging arms 16a are pushed toward the center of the ring-shaped engaging member by means of coil springs 17. The engaging member 16 formed of shape memory alloy has a prescribed memorized shape so that the arms 16a will assume a retracted position, and where no heat is applied, the engaging contacts 16b of the engaging arms press onto the lens holder 11 for the correction lens L3 from the outside due to the spring force of the coil springs 17, and engages with and maintains in place the lens holder 11. Where heat is applied, the engaging arms 16a retract, whereupon the engagement of the lens holder 11 is terminated.
    • 提供一种使用用于校正透镜保持器接合机构的小而轻的接合机构的图像抖动校正光学装置。 由形状记忆合金形成并且在其内部具有三个接合臂的环形接合构件16位于用于校正透镜L3的透镜保持器11的外侧,并且接合臂16a的顶端处的接合触头16b被推向 由形状记忆合金形成的接合构件16具有规定的记忆形状,使得臂16a处于缩回位置,并且在不施加热的情况下,接合触点 16b的接合臂由于螺旋弹簧17的弹力而从外部压到用于校正透镜L3的透镜保持器11上,并且与透镜保持器11接合并保持在适当位置。在施加热量的情况下,接合臂 16a缩回,结束透镜保持架11的接合。