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    • 1. 发明授权
    • Camera
    • 相机
    • US4920372A
    • 1990-04-24
    • US376722
    • 1989-07-07
    • Tadashi NakagawaNobuo ShinozakiHiroyuki KoizumiHiroshi YamazakiHiroyuki SaitoKatsuhiko MatsushitaMiyoshi Tanikawa
    • Tadashi NakagawaNobuo ShinozakiHiroyuki KoizumiHiroshi YamazakiHiroyuki SaitoKatsuhiko MatsushitaMiyoshi Tanikawa
    • G03B7/097G03B7/091G03B7/10G03B9/08
    • G03B7/10G03B7/097G03B9/08
    • A camera having a lens shutter and a focal-plane shutter, includes a selector circuit for selecting either a lens shutter mode or a focal-plane shutter mode; a first driving device for controlling either the programmed exposure value of the lens shutter or the size of the aperture, the first driving device including a motor and an actuating member driven by the motor, the actuating member including a peripheral surface with a first cam for controlling the programmed exposure value of the lens shutter in response to forward rotation of the motor, and a second cam for controlling the size of the aperture in response to reverse rotation of the motor, the first cam having an inclination in a first direction and the second cam having a less steep inclination in an opposite direction; a pivotally mounted opening lever connecting the lens shutter to the actuating member, the lever defining a first arm and a second arm, the first arm in engagement with the actuating member and the second arm connected with the lens shutter, a first pin on the first arm which rides on the cams, and a second pin on the second arm to pivotally connect with shutter blades of the lens shutter; a spring biasing the first pin into engagement with the cams; a second driving device controlling the time of operation of the focal-plane shutter mode; and a sequential control circuit controlling the driving devices.
    • 具有透镜快门和焦平面快门的相机包括用于选择透镜快门模式或焦平面快门模式的选择器电路; 用于控制透镜快门的编程曝光值或光圈尺寸的第一驱动装置,第一驱动装置包括电动机和由电动机驱动的致动部件,致动部件包括具有第一凸轮的外周表面, 响应于电动机的正向旋转来控制镜头快门的编程曝光值;以及第二凸轮,用于响应于电动机的反向旋转来控制光圈的尺寸,第一凸轮具有在第一方向上的倾斜度, 第二凸轮在相反方向上具有较小的倾斜度; 枢轴安装的开启杆,将透镜快门连接到致动构件,所述杆限定第一臂和第二臂,所述第一臂与致动构件接合,第二臂与透镜快门连接;第一销在第一臂 骑在所述凸轮上的臂,以及在所述第二臂上的第二销,以与所述透镜快门的快门叶片枢转地连接; 将所述第一销偏置成与所述凸轮接合的弹簧; 控制焦平面快门模式的操作时间的第二驱动装置; 以及控制驱动装置的顺序控制电路。
    • 4. 发明授权
    • Power circuit for camera
    • 相机电源电路
    • US4831406A
    • 1989-05-16
    • US170747
    • 1988-03-21
    • Youichi SekiHiroshi YamazakiHiroyuki SaitoMichio Taniwaki
    • Youichi SekiHiroshi YamazakiHiroyuki SaitoMichio Taniwaki
    • G03B7/26G03B17/02G06F1/28H02H3/24
    • G03B7/26G06F1/28
    • A power circuit for a camera comprising a power activation means containing a release switch for activating the camera, a step-up means for starting to step up the voltage of a battery by the power activation means, a CPU which is driven by an output of the step-up means so as to control the operation of the camera and which has a reset terminal for stopping the operation, and a voltage detecting means for detecting the output voltage of the step-up means and for generating a detection signal when the voltage is lower than a set value which has previously been determined, the set value being set to correspond to the limiting operation voltage of the CPU and, when the output voltage of the step-up means is lower than the limiting operation voltage of the CPU, the CPU being reset and stopped to operate.
    • 一种用于照相机的电源电路,包括:电源激活装置,其包含用于启动相机的释放开关;升压装置,用于通过电力激活装置开始升高电池的电压; CPU,由 所述升压装置用于控制所述摄像机的操作并具有用于停止所述操作的复位端子;以及电压检测装置,用于检测所述升压装置的输出电压,并且当所述电压 低于预先确定的设定值,将设定值设定为与CPU的限制动作电压对应,并且当升压装置的输出电压低于CPU的限制动作电压时, CPU被复位并停止运行。
    • 5. 发明授权
    • Wideband interferometer type polarization light beam combiner and splitter
    • 宽带干涉仪型偏振光束组合器和分离器
    • US08787710B2
    • 2014-07-22
    • US13321780
    • 2010-06-02
    • Takayuki MizunoTakashi GohHiroshi YamazakiShin KameiTsutomu Kitoh
    • Takayuki MizunoTakashi GohHiroshi YamazakiShin KameiTsutomu Kitoh
    • G02B6/26
    • G02B6/12007G02B6/12023
    • A interferometer type polarization beam combiner and splitter, which can combine or split polarized light over a wide band, is provided. The interferometer type polarization beam combiner and splitter includes: an optical splitter; an optical coupler; an optical path length difference imparting unit, which includes a plurality of optical waveguides arranged between the optical splitting unit and the optical coupling unit; one or two input/output ports connected to the optical splitter; and two input/output ports connected to the optical coupler. A half-integer of a wavelength of λc is set as a normalized phase difference, for the optical path length difference imparting unit, between two polarization states, and means for generating a difference in refractive index dispersion is provided between the optical waveguides of the optical path length difference imparting unit, so that the change rate of the transmittance with respect to wavelength is suppressed for the two polarization states.
    • 提供了可以在宽带上组合或分离偏振光的干涉仪型偏振光束组合器和分离器。 干涉仪型偏振光束组合器和分离器包括:光分路器; 光耦合器; 光路长度差分赋予单元,其包括布置在光分离单元和光耦合单元之间的多个光波导; 连接到光分路器的一个或两个输入/输出端口; 和连接到光耦合器的两个输入/输出端口。 在光路长度差分赋予单元之间,将两个偏振态之间的波长λc的半整数设定为归一化相位差,并且在光学的光波导之间设置用于产生折射率色散差的装置 路径长度差分赋予单元,从而对于两个偏振态抑制透射率相对于波长的变化率。
    • 6. 发明授权
    • Magnetic sensor having magneto-resistive elements on a substrate
    • 磁传感器在基片上具有磁阻元件
    • US08451003B2
    • 2013-05-28
    • US12844091
    • 2010-07-27
    • Hiroshi YamazakiHiraku HirabayashiNaoki Ohta
    • Hiroshi YamazakiHiraku HirabayashiNaoki Ohta
    • G01R33/09
    • G01R33/091G01D5/145
    • A magnetic sensor having first to fourth magneto-resistive elements, where the first and second magneto-resistive elements are connected at respective ends through a first connecting portion in a central region, and the third and fourth magneto-resistive elements are connected at respective ends through a second connecting portion that is parallel to the first connecting portion. The first and fourth magneto-resistive elements are connected at respective other ends through a third connecting portion, and the second and third magneto-resistive elements are connected at respective other ends through a fourth connecting portion. Depending on an external signal magnetic field, resistance values of the first and third magneto-resistive elements change in a same increasing or decreasing direction, whereas resistance values of the second and fourth magneto-resistive elements change in an increasing or decreasing direction opposite to the direction of the first and third magneto-resistive elements.
    • 一种具有第一至第四磁阻元件的磁传感器,其中第一和第二磁阻元件通过中心区域中的第一连接部分在各自的端部连接,第三和第四磁阻元件在各自的端部连接 通过与第一连接部分平行的第二连接部分。 第一和第四磁阻元件在相应的另一端通过第三连接部连接,并且第二和第三磁阻元件通过第四连接部在相应的另一端连接。 取决于外部信号磁场,第一和第三磁阻元件的电阻值以相同的增加或减小的方向变化,而第二和第四磁阻元件的电阻值在与 第一和第三磁阻元件的方向。
    • 8. 发明申请
    • DRIVING SYSTEM OF RELIEF SAFETY VALVE
    • 安全阀驱动系统
    • US20110249784A1
    • 2011-10-13
    • US13080303
    • 2011-04-05
    • Hiroshi YamazakiMikihide NakamaruKazuhiro Kamei
    • Hiroshi YamazakiMikihide NakamaruKazuhiro Kamei
    • G21C9/004
    • G21C9/004G21D1/02G21D3/04Y02E30/40
    • In one embodiment a relief safety valve driving system that supplies a driving gas by use of a relief safety valve driving unit and thereby opens a relief safety valve provided in a main steam system of a nuclear power plant if an accident or a transient state occurs, for protecting a reactor against pressurization, wherein the relief safety valve driving unit opens the relief safety valve by supplying the driving gas to the relief safety valve by one or more auto-depressurization system actuating signals, among auto-depressurization system actuating signals respectively belonging to three safety segments, or by a relief valve functions actuating signal, and closes the relief safety valve without supplying the driving gas thereto when none of the auto-depressurization system actuating signals and the relief valve functions actuating signal is generated.
    • 在一个实施例中,一种救援安全阀驱动系统,其通过使用安全阀驱动单元提供驱动气体,从而打开设在核电站主蒸汽系统中的泄压安全阀,如果发生事故或暂态, 用于保护反应堆免受加压,其中所述排放安全阀驱动单元通过一个或多个自动减压系统致动信号将所述驱动气体供应到所述排放安全阀来打开所述排放安全阀,所述自动减压系统致动信号分别属于 三个安全段或安全阀作用于启动信号,并且当不产生自动减压系统启动信号和安全阀功能致动信号时,不向其提供驱动气体而关闭泄压安全阀。