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    • 2. 发明授权
    • Connecting mechanism for scan carriage and axial rod
    • 扫描托架和轴向杆的连接机构
    • US07436558B2
    • 2008-10-14
    • US10928101
    • 2004-08-30
    • Chi-Feng ChenHsin-Tang Chien
    • Chi-Feng ChenHsin-Tang Chien
    • H04N1/04
    • H04N1/1017H04N2201/0442Y10T16/54038
    • A connecting mechanism for a scan carriage and an axial rod has a scan carriage, an axial rod, and a connecting device for connecting the scan carriage to the axial rod. The scan carriage has a flange protruding horizontally from a side thereof. The axial rod is disposed under the flange of the scan carriage. The connecting device includes an elastic hooking plate fixed vertically on a bottom surface of the flange, and a pair of lining pads. The hooking plate has a free end bent downwardly and inwardly therefrom against the axial rod. The pair of pads is fixed on two sides of the bottom surface of the flange and lean against the axial rod mating with the hooking plate.
    • 用于扫描托架和轴向杆的连接机构具有用于将扫描托架连接到轴向杆的扫描托架,轴向杆和连接装置。 扫描架具有从其侧面水平突出的凸缘。 轴向杆设置在扫描架的凸缘下方。 连接装置包括垂直地固定在凸缘的底面上的弹性钩板和一对衬垫。 钩板具有从轴向杆向下并向内弯曲的自由端。 一对垫片固定在法兰底面的两侧,并靠在与钩板相配合的轴向杆上。
    • 3. 发明申请
    • Light source-modulating device having composite curved surfaces
    • 具有复合曲面的光源调制装置
    • US20090225552A1
    • 2009-09-10
    • US12073759
    • 2008-03-10
    • Chi-Feng Chen
    • Chi-Feng Chen
    • F21V5/00
    • F21V7/0091F21V5/04F21Y2115/10G02B19/0028G02B19/0052
    • A light source-modulating device having composite curved surfaces comprises a light-distributing composite refractive surface, a base surface, a reflective surface and a light-modulating composite refractive surface, wherein the light-distributing composite refractive surface has a first and a second refractive surface, and the light-modulating composite refractive surface has a third and a fourth refractive surface. The light source-modulating device is particularly shaped so that light rays emitted from a light source and forming with a normal direction thereof an angle smaller than a light-distributing reference angle passes from the first refractive surface through the third refractive surface, which modulates an outgoing angle of said light rays; and light rays emitted from the light source and forming with the normal direction thereof an angle larger than the light-distributing reference angle passes from the second refractive surface to the reflective surface and is thereby reflected through the fourth refractive surface, which modulates an outgoing angle of said light rays. Thus, outgoing light rays emitted from the light source-modulating device are collimated and uniform.
    • 具有复合曲面的光源调制装置包括光分布复合折射表面,基底表面,反射表面和光调制复合折射表面,其中光分布复合折射表面具有第一和第二折射率 表面,光调制复合折射表面具有第三和第四折射表面。 光源调制装置特别成形为使得从光源发射并且沿其法线方向形成的光从小于分光基准角度的角度通过第一折射表面到第三折射面,该第三折射面调制 所述光线的出射角; 并且从光源射出的光线与其法线方向成比例大于分光基准角的角度从第二折射面向反射面通过,从而通过第四折射面反射,该第四折射面调制出射角 的光线。 因此,从光源调制装置发射的出射光线被准直和均匀。
    • 7. 发明申请
    • METHOD FOR CONTROLLING A SLED-HOME OPERATION
    • 控制家庭作业的方法
    • US20050152245A1
    • 2005-07-14
    • US10905338
    • 2004-12-28
    • Tung-Wei KAOHsiang-Yi FuChi-Feng Chen
    • Tung-Wei KAOHsiang-Yi FuChi-Feng Chen
    • G11B5/09G11B7/085
    • G11B7/08529
    • A method for controlling a sled-home operation in an optical disc drive by driving a sled motor. The method includes two stages: a motor-starting stage and a sled-home-driving stage. In the motor-starting stage, the sled motor is driven at a first target speed. In the sled-home-driving stage, the target of the sled motor is gradually changed to a second target speed greater than the first target speed. The second target speed is less than or equal to the speed Rm that corresponds to a maximum allowable excitation frequency for the sled motor to overcome a dynamic friction torque and greater than the speed Rs that corresponds to a maximum allowable excitation frequency for the sled motor to overcome a static friction torque.
    • 一种用于通过驱动滑动马达来控制光盘驱动器中的滑板回家操作的方法。 该方法包括两个阶段:电动起动阶段和车辙家庭驾驶阶段。 在电动机启动阶段,滑轨电动机以第一目标速度被驱动。 在滑雪橇的驾驶阶段,滑雪橇马达的目标逐渐变为大于第一目标速度的第二目标速度。 第二目标速度小于或等于对应于滑轨电动机克服动态摩擦转矩的最大允许激励频率并且大于对应于滑轨电动机的最大允许励磁频率的速度Rs的速度Rm 克服静摩擦力矩。