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    • 91. 发明授权
    • Method and apparatus for optical scanning capable of performing a high speed and high pixel density scanning
    • 能进行高速高像素密度扫描的光学扫描方法和装置
    • US06833940B2
    • 2004-12-21
    • US10278878
    • 2002-10-24
    • Seizo SuzukiKenichi Takanashi
    • Seizo SuzukiKenichi Takanashi
    • G02B2608
    • G02B26/12
    • An optical scanning apparatus using an underfilled or overfilled optical system includes a number M of light sources, first, second, and third optical scanning lens systems, and a rotary polygon mirror. The number M of light sources emit a laser light beam. The first optical scanning lens system performs a coupling process to the laser light beam. The second optical scanning lens system collects light of the laser light beam in an approximately linear state extended in a main scanning direction. The rotary polygon mirror has a number N of deflective reflection surfaces for deflecting the laser light beam. The third optical scanning lens system gathers the laser light beam from the rotary polygon mirror to form a beam spot on an imaging surface. In this optical scanning apparatus, the predetermined number M satisfies a condition: 3×Rp/Rmax≧M≧Rp/Rmax, wherein Rp and Rmax are defined as: Rp≡(Dpi/25.4)×(260×Ppm)/N, and Rmax≡(5.4×106)×√{N16/(A4×t)}, respectively.
    • 使用未填充或过满的光学系统的光学扫描装置包括M个光源,第一,第二和第三光学扫描透镜系统和旋转多面镜。 光源的数量M发射激光束。 第一光学扫描透镜系统对激光束进行耦合处理。 第二光学扫描透镜系统以沿主扫描方向延伸的近似线性状态收集激光束的光。 旋转多面镜具有N个用于偏转激光束的偏转反射面。 第三光学扫描透镜系统从旋转多面镜收集激光束以在成像表面上形成束斑。 在这种光学扫描装置中,预定数量M满足条件:3×Rp / Rmax> = M> = Rp / Rmax,其中Rp和Rmax被定义为:Rp =(Dpi / 25.4)×(260xPpm)/ N,Rmax =(5.4×10 6)×√{N 16 /(A 4×xt)}。
    • 93. 发明授权
    • Optical scanning apparatus and scanning image forming lens
    • 光学扫描装置和扫描图像形成透镜
    • US06359717B2
    • 2002-03-19
    • US09874793
    • 2001-06-06
    • Seizo SuzukiMagane AokiKobji Sakai
    • Seizo SuzukiMagane AokiKobji Sakai
    • G02B2608
    • G02B26/125Y10S359/90
    • An optical scanning apparatus includes a light source for outputting light, a first lens system arranged to receive the light output from the light source and to transmit a light flux therefrom, an optical deflector arranged to receive the light flux from the first lens system and having a deflecting reflective plane to deflect the light flux from a surface therefrom and a second lens system arranged to receive the light flux deflected from the optical deflector and to condense the deflected luminous flux into an optical beam spot on a surface to be scanned so as to form images having image heights, the luminous flux condensed by the second lens system into the optical beam spot including an optical beam waist. The second lens system has a scanning and image forming element including at least one surface including a plurality of portions each having a non-arc shape in a sub-scanning direction such that at least two of the non-arc shapes are different from each other and such that an effective writing width W and a width Fs of the sub-scanned image-surface curvature located within the effective writing width satisfies the condition Fs/W
    • 一种光学扫描装置,包括:用于输出光的光源;第一透镜系统,布置成接收从光源输出的光并从其透射光束;光学偏转器,布置成接收来自第一透镜系统的光束,并具有 偏转反射平面,用于偏转来自其表面的光通量;以及第二透镜系统,布置成接收从光偏转器偏转的光束,并将偏转的光束冷凝成要扫描的表面上的光束点,以便 形成具有图像高度的图像,将由第二透镜系统聚光的光束形成为包括光束腰部的光束点。 第二透镜系统具有扫描和图像形成元件,该扫描和图像形成元件包括至少一个表面,其包括在副扫描方向上具有非弧形的多个部分,使得至少两个非弧形形状彼此不同 并且使得位于有效写入宽度内的有效写入宽度W和副扫描图像表面曲率的宽度Fs满足条件Fs / W <0.005。 或者,第二透镜系统包括扫描和图像形成元件,其包括至少一个表面,该至少一个表面包括在副扫描方向上具有非弧形的多个部分,使得至少一个透镜表面是亚非圆弧 亚非圆弧形的副扫描横截面中的表面和形状是非弧形,并且非圆弧形状根据副扫描横截面在主扫描方向上的位置而变化。
    • 97. 发明授权
    • Docking and active damping device for space structures
    • 空间结构的对接和主动阻尼装置
    • US5005786A
    • 1991-04-09
    • US402586
    • 1989-09-05
    • Osamu OkamotoTeruomi NakayaSeizo SuzukiNaoaki KuwanoYoshinori SakaiHiroshi OdaMasao UegusaGoji Iba
    • Osamu OkamotoTeruomi NakayaSeizo SuzukiNaoaki KuwanoYoshinori SakaiHiroshi OdaMasao UegusaGoji Iba
    • B64G1/38B64G1/64F16F15/02
    • B64G1/646
    • A docking and active damping device for space structures is provided, in a docking portion of one space structure to be docked, with a positioning device in which an output rotor can be moved and rotated within a two-dimensional plane by a composite rotation of one or more eccentric rotors capable of being independently driven and controlled by a direct drive motor and the output rotor, and a docking member having a docking ring and a latch mechanism are supported on the output rotor of the positioning device. A probe having a capture device capable of being protruded and driven in an axial direction by a linear motion is provided inwardly of the docking member, and the probe provides a 4-freedom movement according to a position of the passive side to capture and dock a drogue. The docking ring is supported through a strain sensor, a vibration of the passive side structure is detected, and the docking member is moved in a direction of suppressing the vibration to promptly suppress the vibration caused by disturbances from the inside and outside of the space structures.
    • 在一个待对接的一个空间结构的对接部分中提供用于空间结构的对接和主动阻尼装置,其具有定位装置,在该定位装置中,输出转子可以在二维平面内通过复合旋转 或更多的能够由直接驱动马达和输出转子独立驱动和控制的偏心转子,并且具有对接环和闩锁机构的对接构件被支撑在定位装置的输出转子上。 具有能够通过线性运动在轴向方向突出并被驱动的捕获装置的探针设置在对接构件的内部,并且探针根据被动侧的位置来捕获和对准一个4自由度的运动 流氓 对接环通过应变传感器支撑,检测到被动侧结构的振动,并且对接构件沿抑制振动的方向移动,以迅速地抑制由空间结构的内部和外部的干扰引起的振动 。
    • 100. 发明授权
    • Optical scanning apparatus and image forming apparatus
    • 光学扫描装置和图像形成装置
    • US08675034B2
    • 2014-03-18
    • US13339858
    • 2011-12-29
    • Seizo Suzuki
    • Seizo Suzuki
    • B41J2/385B41J27/00G02B13/08
    • G02B26/123B41J2/455B41J2/473G02B26/124
    • An optical scanning apparatus and an image forming apparatus having the optical scanning apparatus includes a before-light-deflecting-unit optical system and a scanning optical system. The optical system includes a first optical device, a second optical device made of a resin material which has an anamorphic negative refracting power in a deflection scanning direction and a deflection scan perpendicular direction and has a larger refracting power in the deflection scan perpendicular direction than a refracting power in the deflection scanning direction, and a third optical device made of a glass material which has substantially no refracting power in the deflection scanning direction and a positive refracting power in the deflection scan perpendicular direction. An interval of the scanning lines formed on the scanned surface is adjusted by displacement of the second and third optical devices in an optical axis direction of the before-light-deflecting-unit optical system.
    • 具有该光学扫描装置的光学扫描装置和图像形成装置包括前光偏转单元光学系统和扫描光学系统。 光学系统包括第一光学装置,由树脂材料制成的第二光学装置,其在偏转扫描方向和偏转扫描垂直方向上具有变形负折射率,并且在偏转扫描垂直方向上具有比a偏转扫描垂直方向更大的折射能力 在偏转扫描方向上的屈光力和在偏转扫描方向上基本上不具有折射力的玻璃材料制成的第三光学装置和偏转扫描垂直方向上的正折射力。 通过在前光偏转单元光学系统的光轴方向上的第二和第三光学器件的位移来调节形成在扫描表面上的扫描线的间隔。