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1. 发明授权

US6031650A Light deflecting apparatus and deflection scanning apparatus using the same 失效
标题翻译：光偏转装置及其偏转扫描装置
公开(公告)号：US6031650A
公开(公告)日：2000-02-29
申请号：US102816
申请日：1998-06-23
申请人： Yasuo Suzuki , Mikio Nakasugi , Hideyuki Miyamoto , Taku Fukita , Isshin Sato , Akihiro Fukutomi
发明人： Yasuo Suzuki , Mikio Nakasugi , Hideyuki Miyamoto , Taku Fukita , Isshin Sato , Akihiro Fukutomi
IPC分类号： F16C17/10 , G02B26/12 , G02B26/08
CPC分类号： G02B26/121
摘要： In a light deflecting apparatus, a sleeve formed of ceramic material is relatively rotatably fitted onto the periphery of an axis of ceramic material, a rotary polygonal mirror is mounted to a rotor portion including the axis or the sleeve, and the rotor portion is rotated by a driving motor. The axis is a rotary axis, a metal member formed of metal is mounted to the periphery of the rotary axis, and the rotary polygonal mirror is mounted to the metal member.
摘要翻译：在光偏转装置中，由陶瓷材料形成的套筒相对可旋转地装配在陶瓷材料轴的周边上，旋转多面镜安装在包括轴或套筒的转子部分上，转子部分由一个驱动电机。轴是旋转轴，金属构成的金属构件安装在旋转轴的周围，旋转多面镜安装在金属构件上。

2. 发明授权

US06392771B1 Bearing device and deflecting-scanning apparatus using the same 失效
标题翻译：轴承装置和使用其的偏转扫描装置
公开(公告)号：US06392771B1
公开(公告)日：2002-05-21
申请号：US09092995
申请日：1998-06-08
申请人： Taku Fukita , Mikio Nakasugi , Yasuo Suzuki , Hideyuki Miyamoto , Isshin Sato , Akihiro Fukutomi
发明人： Taku Fukita , Mikio Nakasugi , Yasuo Suzuki , Hideyuki Miyamoto , Isshin Sato , Akihiro Fukutomi
IPC分类号： G02B2608
CPC分类号： G02B26/121
摘要： A bearing device is structured to include a stator portion which includes one of a shaft and a sleeve, a rotor portion which includes the other of the shaft and the sleeve which are structured to be capable of relative rotation therebetween, a first permanent magnet mounted on the rotor portion, and a second permanent magnet mounted at a position opposed to the first permanent magnet. The rotor portion is floated up relative to the stator portion by a magnetic force working between the first permanent magnet and the second permanent magnet. The first permanent magnet is mounted on the upper end portion of the rotor portion, the second permanent magnet is mounted on the upper end portion of the stator portion, and the first permanent magnet and the second permanent magnet are provided in opposed relationship with each other in a circumferential direction perpendicular to an axial direction of the bearing device.
摘要翻译：轴承装置被构造成包括定子部分，该定子部分包括轴和套筒之一，转子部分包括被构造成能够相对于其间旋转的轴和套筒中的另一个;第一永磁体，安装在转子部分和安装在与第一永磁体相对的位置处的第二永磁体。转子部分通过在第一永磁体和第二永久磁铁之间工作的磁力相对于定子部分浮起。第一永久磁铁安装在转子部分的上端部，第二永久磁铁安装在定子部分的上端部，第一永久磁铁和第二永久磁铁彼此相对设置在垂直于轴承装置的轴向的圆周方向上。

3. 发明申请

US20060290773A1 Image forming apparatus having a plurality of laser scanner units 有权
公开(公告)号：US20060290773A1
公开(公告)日：2006-12-28
申请号：US10566437
申请日：2005-07-21
申请人： Akihiro Fukutomi
发明人： Akihiro Fukutomi
IPC分类号： B41J2/45
CPC分类号： G03G15/0194 , G03G15/011 , G03G2215/0119
摘要： An object of the present invention is to provide an image forming apparatus which helps to achieve a reduction in cost, therefore, according to the present invention, there is provided an image forming apparatus including: a first laser scanner unit for emitting a first laser beam and a second laser beam, which has a first laser source for generating the first laser beam, a second laser source for generating the second laser beam, and a first rotary mirror for deflecting the first laser beam and the second laser beam generated from the first laser source and the second laser source; a second laser scanner unit for emitting a third laser beam and a fourth laser beam, which has a third laser source for generating the third laser beam, a fourth laser source for generating the fourth laser beam, and a second rotary mirror for deflecting the third laser beam and the fourth laser beam generated from the third laser source and the fourth laser source; a first photosensitive member irradiated with the first laser beam; a second photosensitive member irradiated with the second laser beam; a third photosensitive member irradiated with the third laser beam; and a fourth photosensitive member irradiated with the fourth laser beam, characterized in that: an optical path configuration for the third laser beam from the third laser source to the third photosensitive member is substantially the same as an optical path configuration for the first laser beam from the first laser source to the first photosensitive member; an optical path configuration for the fourth laser beam from the fourth laser source to the fourth photosensitive member is substantially the same as an optical path configuration for the fourth laser beam from the second laser source to the second photosensitive member; and a second virtual line connecting a rotation center of the third photosensitive member and a rotation center of the fourth photosensitive member is inclined with respect to a first virtual line connecting a rotation center of the first photosensitive member and a rotation center of the second photosensitive member, with an angle made by a rotation axis of the second rotary mirror and the second virtual line being the same as an angle made by a rotation axis of the first rotary mirror and the first virtual line.

4. 发明授权

US08432593B2 Optical scanning apparatus and image forming apparatus using the same 失效
标题翻译：光学扫描装置及使用其的成像装置
公开(公告)号：US08432593B2
公开(公告)日：2013-04-30
申请号：US12652648
申请日：2010-01-05
申请人： Akihiro Fukutomi
发明人： Akihiro Fukutomi
IPC分类号： G02B26/08
CPC分类号： G02B26/105 , B41J2/471 , H04N1/1135 , H04N2201/02456 , H04N2201/0246 , H04N2201/02477 , H04N2201/02481 , H04N2201/02485
摘要： An optical scanning apparatus includes a plate member, having a rotation axis and a reflection surface, that deflects and scans a laser beam emitted from a light source by performing reciprocating-rotation around the rotation axis, an actuator configured to drive the plate member, an fθ-lens configured to focus the laser beam deflected by the plate member on a surface of a photosensitive drum, and an optical box configured to house the plate member, the actuator, and the fθ-lens. The actuator is provided nearer to a side of the optical box toward which the laser beam is reflected by the reflection surface than the reflection surface of the plate member is.
摘要翻译：光学扫描装置包括具有旋转轴和反射面的板构件，通过围绕旋转轴线进行往复旋转来偏转和扫描从光源发射的激光束，构造成驱动板构件的致动器，镜片被配置为将由板构件偏转的激光束聚焦在感光鼓的表面上，以及光学盒，被配置为容纳板构件，致动器和透镜。致动器被设置成比光学盒的反射面更靠近激光束被反射面反射的光学盒的侧面。

5. 发明授权

US07446917B2 Optical scanning apparatus 有权
标题翻译：光学扫描装置
公开(公告)号：US07446917B2
公开(公告)日：2008-11-04
申请号：US11761063
申请日：2007-06-11
申请人： Ken-ichi Tomita , Masaki Sato , Akihiro Fukutomi
发明人： Ken-ichi Tomita , Masaki Sato , Akihiro Fukutomi
IPC分类号： G02B26/08
CPC分类号： G02B26/124 , B41J2/471 , G02B5/045 , H04N1/1135 , H04N1/12 , H04N2201/0082 , H04N2201/02458 , H04N2201/02462 , H04N2201/0247 , H04N2201/02474 , H04N2201/02481
摘要： An optical scanning apparatus constructed to dispose optical elements guiding light beams to a deflector such as a rotary polygon mirror at a low cost with high accuracy, includes a first light source, a second light source, a deflector, a first optical member provided on a first optical path between the first light source and the deflector, a second optical member provided on a second optical path between the second light source and the deflector, and one wall holding both of a side surface of the first optical member and a side surface of the second optical member.
摘要翻译：一种光学扫描装置，其被构造成以高精度配置以低成本将光束引导到诸如旋转多面镜的偏转器的光学元件，包括第一光源，第二光源，偏转器，设置在第一光源上的第一光学构件第一光源和偏转器之间的第一光路，设置在第二光源和偏转器之间的第二光路上的第二光学构件和保持第一光学构件的侧表面和第一光学构件的侧表面的一个壁第二光学构件。

6. 发明申请

US20060103906A1 Optical scanning apparatus having scanning line curvature correcting mechanism 有权
标题翻译：具有扫描线曲率校正机构的光学扫描装置
公开(公告)号：US20060103906A1
公开(公告)日：2006-05-18
申请号：US11319099
申请日：2005-12-28
申请人： Masaki Sato , Ken-ichi Tomita , Akihiro Fukutomi
发明人： Masaki Sato , Ken-ichi Tomita , Akihiro Fukutomi
IPC分类号： G02B26/08
CPC分类号： G02B27/62 , G02B26/0825 , G02B26/126
摘要： An optical scanning apparatus for correcting the curvature of a scanning line effectively by a small number or parts, having a rotary polygon mirror for scanning a ray of light, and a reflecting mirror formed over an entire area in the scanning direction of the ray of light, and scanning the ray of light on an image bearing member, the reflecting mirror is nipped and held between a support member for supporting the reflecting mirror and a pressure member for pressing the reflecting mirror toward the support member side, and the pressure member is movable in a main scanning direction.
摘要翻译：一种光学扫描装置，用于有效地校正扫描线的曲率的数量少的部分，具有用于扫描光线的旋转多面镜和形成在光线的扫描方向上的整个区域上的反射镜并且在图像承载部件上扫描光线时，反射镜被夹持并保持在用于支撑反射镜的支撑部件和用于将反射镜朝向支撑部件侧按压的压力部件之间，并且压力部件可移动在主扫描方向。

7. 发明申请

US20070273949A1 OPTICAL SCANNING APPARATUS 有权
标题翻译：光学扫描仪
公开(公告)号：US20070273949A1
公开(公告)日：2007-11-29
申请号：US11833629
申请日：2007-08-03
申请人： Akihiro Fukutomi , Ken-ichi Tomita , Masaki Sato
发明人： Akihiro Fukutomi , Ken-ichi Tomita , Masaki Sato
IPC分类号： G02B26/08
CPC分类号： B41J2/473 , G02B26/123 , G03G15/0409 , H04N1/024 , H04N1/1135 , H04N2201/02422 , H04N2201/02431 , H04N2201/02441 , H04N2201/02445 , H04N2201/02447
摘要： The optical scanning apparatus has a first light source, a second light source disposed in a side-by-side relationship with the first light source in a sub-scanning direction, a deflector deflecting respectively a first light beam outgoing from the first light source and a second light beam outgoing from the second light source, and scanning over different scanned surfaces with the light beams, a first optical member provided in a first optical path between the first light source and the deflector, wherein the first light beam outgoing from the first light source passes through, a second optical member provided in a second optical path between the second light source and the deflector, wherein the second light beam outgoing from the second light source passes through, disposed beside the first optical member in the sub-scanning direction, the second optical member having the same optical characteristic as the first optical member, a holding member that holds a side face of the optical member and a side face of the second optical member and positions the first optical member and the second optical member in a main-scanning direction; and an adjusting mechanism adjusting an attitude of the holding member.
摘要翻译：光扫描装置具有：第一光源，与副扫描方向并排设置的第二光源，偏转器分别偏转从第一光源射出的第一光束;以及从所述第二光源射出的第二光束，并且用所述光束扫描在不同的扫描表面上;第一光学部件，设置在所述第一光源和所述偏转器之间的第一光路中，其中所述第一光束从所述第一光源光源穿过，设置在第二光路和偏转器之间的第二光路中的第二光学构件，其中从第二光源射出的第二光束沿副扫描方向穿过设置在第一光学构件旁边所述第二光学部件具有与所述第一光学部件相同的光学特性，保持所述光学部件的侧面的保持部件构件和第二光学构件的侧面，并且将第一光学构件和第二光学构件定位在主扫描方向上; 以及调节机构，调节保持构件的姿态。

8. 发明授权

US07471433B2 Optical scanning apparatus 失效
标题翻译：光学扫描装置
公开(公告)号：US07471433B2
公开(公告)日：2008-12-30
申请号：US11228314
申请日：2005-09-19
申请人： Kenji Shima , Akihiro Fukutomi , Taku Murotani
发明人： Kenji Shima , Akihiro Fukutomi , Taku Murotani
IPC分类号： G02B26/08
CPC分类号： G02B26/121
摘要： The optical scanning apparatus includes a polygonal rotatable mirror which deflects a light beam emitted from a light source, a drive motor which rotates said polygonal rotatable mirror, and an optical box which holds said drive motor, wherein a fitting hole in which a bearing of said drive motor fits, is provided in said optical box, and a wall surface of this fitting hole has notch portions partially arranged. Thereby, the heat release property of the bearing of the polygonal rotatable mirror drive motor becomes good.
摘要翻译：光学扫描装置包括使从光源发射的光束偏转的多边形可旋转镜，旋转所述多边形可旋转反射镜的驱动马达和保持所述驱动马达的光学盒，其中装配有所述多个可旋转镜的轴承的装配孔驱动电动机配合，设置在所述光学盒中，并且该嵌合孔的壁面部分地设有切口部。由此，多角形可旋转镜驱动电动机的轴承的散热特性良好。

9. 发明授权

US07355771B2 Optical scanning apparatus 有权
标题翻译：光学扫描装置
公开(公告)号：US07355771B2
公开(公告)日：2008-04-08
申请号：US11341858
申请日：2006-01-30
申请人： Ken-ichi Tomita , Masaki Sato , Akihiro Fukutomi , Hidekazu Shimomura , Kazumi Kimura
发明人： Ken-ichi Tomita , Masaki Sato , Akihiro Fukutomi , Hidekazu Shimomura , Kazumi Kimura
IPC分类号： G02B26/08
CPC分类号： B41J2/471 , G02B26/12
摘要： An optical scanning device has a light shield plate where a scanning line emitted from a light source passes through a scanning lens, and is reflected by a rotation polygon mirror, and after that, passes through the scanning lens again, and is reflected by the scanning lens at the opposite side of the rotation polygon mirror by nipping the scanning lens, wherein the light shield plate is placed at a position wherein the distance between the rotation polygon mirror and the scanning lens, the thickness in the optical axial direction of the scanning lens, the angle by which the scanning line incident the rotation polygon mirror and the convergent angle of the scanning line satisfies a certain relationship.
摘要翻译：光扫描装置具有遮光板，其中从光源发射的扫描线通过扫描透镜，并被旋转多面镜反射，然后再次通过扫描透镜，并被扫描反射通过夹住扫描透镜在旋转多面镜的相对侧的透镜，其中遮光板被放置在旋转多面镜与扫描透镜之间的距离处，扫描透镜的光轴方向上的厚度入射到旋转多面反射镜的扫描线的角度和扫描线的会聚角满足一定关系。

10. 发明申请

US20060061865A1 Optical scanning apparatus 失效
标题翻译：光学扫描装置
公开(公告)号：US20060061865A1
公开(公告)日：2006-03-23
申请号：US11228314
申请日：2005-09-19
申请人： Kenji Shima , Akihiro Fukutomi , Taku Murotani
发明人： Kenji Shima , Akihiro Fukutomi , Taku Murotani
IPC分类号： G02B5/18 , G02B27/44
CPC分类号： G02B26/121
摘要： The optical scanning apparatus includes a polygonal rotatable mirror which deflects a light beam emitted from a light source, a drive motor which rotates said polygonal rotatable mirror, and an optical box which holds said drive motor, wherein an fitting hole in which a bearing of said drive motor engages is provided in said optical box, and a wall surface of this fitting hole has notch portions partially arranged. Thereby, the heat release property of the bearing of the polygonal rotatable mirror drive motor becomes good.
摘要翻译：光学扫描装置包括使从光源发射的光束偏转的多边形可旋转镜，旋转所述多边形可旋转反射镜的驱动马达和保持所述驱动马达的光学盒，其中装配孔驱动电机接合设置在所述光学盒中，并且该嵌合孔的壁面部分地设置有切口部。由此，多角形可旋转镜驱动电动机的轴承的散热特性良好。

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