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    • 31. 发明授权
    • Double-side grinding method and double-side grinder
    • 双面研磨法和双面研磨机
    • US5934983A
    • 1999-08-10
    • US834598
    • 1997-04-07
    • Yoshiki WadaYoshihiro HaraNorihide TokunagaGisaburo Kondoh
    • Yoshiki WadaYoshihiro HaraNorihide TokunagaGisaburo Kondoh
    • B24B7/16B24B7/17B24B41/00B24B7/19B24B7/30
    • B24B29/005B24B41/005B24B7/162B24B7/17
    • The present invention provides a double-side grinder capable of grinding double-sides of an aluminum disk highly efficiently and affording a ground aluminum disk free of end-face flaw and superior in both surface accuracy and dimensional accuracy while obviating the occurrence of grinding marks extending in different directions. A rough grinding mechanism having rough grinding wheels disposed opposedly to each other is mounted, a finish grinding mechanism having finish grinding wheels disposed opposedly to each other is mounted just after the rough grinding mechanism, and a belt-like carrier having a large number of pockets formed longitudinally of the carrier with aluminum disks engaged therein is passed between the rough grinding wheels and the finish grinding wheels, thereby allowing double-sides of each aluminum disk to be subjected to rough grinding and finish grinding in a continuous manner. Moreover, work rotation braking means each comprising a braking member of rubber for pressing at least one side of an aluminum disk to brake the rotation of the disk and a coiled spring for pressing the braking member to the aluminum disk are disposed on both carrier incoming and outgoing sides of a pair of grinding wheels to brake the rotation of the aluminum disk caused by follow-up rotation thereof together with rotation of the grinding wheels when the disk gets in between the grinding wheels and also when it leaves the grinding wheels.
    • 本发明提供一种能够高效研磨铝盘的双面的双面研磨机,能够提供没有端面缺陷的接地铝盘,并且在表面精度和尺寸精度方面均优异,同时避免发生磨痕的延伸 在不同的方向 安装有相对设置的粗磨轮的粗磨机构,在粗磨机构之后安装具有彼此相对设置的精磨砂轮的精磨机构,以及具有大量口袋的带状载体 在与其啮合的铝盘的纵向上形成的载体通过粗磨轮和精磨轮之间,从而允许每个铝盘的双面以连续的方式进行粗磨和精磨。 此外,工作旋转制动装置,每个包括用于按压铝盘的至少一侧的橡胶制动构件以制动盘的旋转,并且将用于将制动构件按压到铝盘的螺旋弹簧设置在载体进入和 一对研磨轮的出射侧,当盘进入研磨轮之间时以及当离开研磨轮时,随着随着其旋转与砂轮的旋转而制动铝盘的旋转。
    • 37. 发明申请
    • DRIVE DEVICE
    • 驱动装置
    • US20110032628A1
    • 2011-02-10
    • US12863928
    • 2009-01-22
    • Yasutaka TanimuraYasuhiro HondaNatsuko ShiotaYoshihiro Hara
    • Yasutaka TanimuraYasuhiro HondaNatsuko ShiotaYoshihiro Hara
    • G02B7/02
    • F03G7/065G02B7/028G02B7/08
    • A drive device includes a setting unit 12 for setting a control value using a control value-displacement characteristic at a predetermined reference temperature showing a relationship between a control value used to position a movable unit 5 and a displacement of the movable unit 5; a drive unit 20 for supplying drive power corresponding to the control value set by the setting unit 12 to a shape-memory alloy 1 and causing the shape-memory alloy 1 to expand or contract, thereby positioning the movable unit 5; and a correction unit 13 for correcting the control value so as to correct a position shift of the movable unit 5 from a target position resulting from a difference between a control value-displacement characteristic at an ambient temperature and a control value-displacement characteristic at the reference temperature based on the ambient temperature detected by a temperature detection unit 11.
    • 驱动装置包括设置单元12,用于使用表示用于定位可移动单元5的控制值与可移动单元5的位移之间的关系的预定参考温度下的控制值 - 位移特性来设定控制值; 驱动单元20,用于将对应于由设置单元12设置的控制值的驱动力提供给形状记忆合金1,并使形状记忆合金1膨胀或收缩,从而定位可移动单元5; 以及校正单元13,用于校正控制值,以便根据环境温度下的控制值 - 位移特性与控制值 - 位移特性之间的差异来校正可移动单元5从目标位置的位置偏移 基于由温度检测单元11检测到的环境温度的基准温度。
    • 38. 发明授权
    • Drive apparatus, image pickup unit and image pickup apparatus
    • 驱动装置,图像拾取单元和图像拾取装置
    • US07773119B2
    • 2010-08-10
    • US11788262
    • 2007-04-19
    • Shigeru WadaYoshihiro HaraMasamichi Oohara
    • Shigeru WadaYoshihiro HaraMasamichi Oohara
    • H04N5/228
    • G03B5/00H04N5/2253H04N5/2257H04N5/23248H04N5/23258H04N5/23287
    • A small-sized and highly efficient drive apparatus, an image pickup unit and an image pickup apparatus are provided, by using a polymer actuator that is small in size and has high speed of response and has high degree of freedom for arrangement, and by realizing an actuator having excellent assembly simplicity. By being provided with a polymer actuator and by moving objects to be driven such as an image pickup device, a lens, an image pickup optical system and a lens barrel unit by the use of the actuator, an actuator that is small in size and has the high speed of response, a high degree of freedom for arrangement and excellent assembly simplicity can be provided, which makes it possible to provide a small-sized and highly efficient drive apparatus, an image pickup unit and an image pickup apparatus.
    • 通过使用尺寸小,响应速度快,配置自由度高的聚合物致动器,提供了小型化,高效率的驱动装置,图像拾取单元和图像拾取装置,并且通过实现 具有优异的组装简单性的致动器。 通过设置有聚合物致动器并且通过使用致动器来移动诸如图像拾取装置,透镜,图像拾取光学系统和镜筒单元的被驱动物体,尺寸小且具有 可以提供高的响应速度,高度的布置自由度和优异的组装简单性,这使得可以提供小型和高效的驱动装置,图像拾取单元和图像拾取装置。
    • 40. 发明申请
    • Transmission circuit and communication device
    • 传输电路和通信设备
    • US20080031384A1
    • 2008-02-07
    • US11882251
    • 2007-07-31
    • Yoshihiro HaraKatsuhiko MoriokaKaoru Ishida
    • Yoshihiro HaraKatsuhiko MoriokaKaoru Ishida
    • H03C1/62H03C3/02H04L27/04
    • H04L27/368H03C5/00H04L27/361
    • Provided is a transmission circuit 1 which is capable of precisely compensating for an offset characteristic of an amplitude modulation section 15, and operating with low distortion and high efficiency over a wide output electric power range. A signal generation section 11 outputs an amplitude signal and an angle modulation signal. An amplitude amplifying section 14 inputs, to the amplitude modulation section 15, a signal corresponding to a magnitude of the amplitude signal having been inputted. The amplitude modulation section 15 amplitude-modulates the angle modulation signal with the signal inputted from the amplitude amplifying section 14, and outputs a resultant signal as a modulation signal. The power measuring section 18 measures an output power of the amplitude modulation section 15. An offset compensation section 12 reads an offset compensation value from a memory 13 in accordance with the output power of the amplitude modulation section 15, and adds the read offset compensation value to the amplitude signal.
    • 提供了能够精确地补偿振幅调制部15的偏移特性并且在宽输出功率范围内以低失真和高效率工作的发送电路1。 信号生成部11输出振幅信号和角度调制信号。 振幅放大部分14向幅度调制部分15输入与已经输入的幅度信号的大小对应的信号。 振幅调制部15利用从幅度放大部14输入的信号对角度调制信号进行振幅调制,并输出合成信号作为调制信号。 功率测量部18测量振幅调制部15的输出功率。 偏移补偿部分12根据幅度调制部分15的输出功率从存储器13读取偏移补偿值,并将读出的偏移补偿值与振幅信号相加。