专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20050058391A1 Reflective optical switch 有权
标题翻译：反光光开关
公开(公告)号：US20050058391A1
公开(公告)日：2005-03-17
申请号：US10938366
申请日：2004-09-10
申请人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Hiroki Tatara , Kazuhide Kubo
发明人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Hiroki Tatara , Kazuhide Kubo
IPC分类号： G02F1/09 , G02F1/31 , G02B6/26
CPC分类号： G02F1/31 , G02F1/09
摘要： A reflective optical switch comprises an input/output port portion; a polarization separator/combiner for separating lights in the same optical path and combining lights in different optical paths; a Faraday rotation angle changer; a polarization rotator for changing the relationship in polarizing direction between lights in different optical paths; a birefringence element for optical path control for controlling optical path shift in response to polarizing direction; and a polarization rotating reflector for rotating polarizing direction 90 degrees on forward and return paths. The input/output port portion, the polarization separator/combiner, the Faraday rotation angle changer, the polarization rotator, the birefringence element for optical path control, and the polarization rotating reflector are arranged along the optical path, and the Faraday rotation angle changer includes a Faraday element and an electromagnet for controlling 90-degree change in polarizing direction of transmitted light thereof.
摘要翻译：反射式光学开关包括输入/输出端口部分; 用于分离相同光路中的光并组合不同光路中的光的偏振分离器/组合器; 法拉第旋转角度变换器用于改变不同光路中的光之间的偏振方向的关系的偏振旋转器; 用于控制响应于偏振方向的光路偏移的光路控制的双折射元件; 以及用于在正向和返回路径上将偏振方向旋转90度的偏振旋转反射器。沿着光路布置输入/输出端口部分，偏振分离器/组合器，法拉第旋转角度变换器，偏振旋转器，用于光路控制的双折射元件和偏振旋转反射器，并且法拉第旋转角度变换器包括用于控制其透射光的偏振方向的90度变化的法拉第元件和电磁体。

2. 发明授权

US07233717B2 Reflective optical switch 有权
标题翻译：反光光开关
公开(公告)号：US07233717B2
公开(公告)日：2007-06-19
申请号：US10938366
申请日：2004-09-10
申请人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Hiroki Tatara , Kazuhide Kubo
发明人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Hiroki Tatara , Kazuhide Kubo
IPC分类号： G02B6/12 , G02B6/38 , G02B6/00 , G02B26/02
CPC分类号： G02F1/31 , G02F1/09
摘要： A reflective optical switch comprises an input/output port portion; a polarization separator/combiner for separating lights in the same optical path and combining lights in different optical paths; a Faraday rotation angle changer; a polarization rotator for changing the relationship in polarizing direction between lights in different optical paths; a birefringence element for optical path control for controlling optical path shift in response to polarizing direction; and a polarization rotating reflector for rotating polarizing direction 90 degrees on forward and return paths. The input/output port portion, the polarization separator/combiner, the Faraday rotation angle changer, the polarization rotator, the birefringence element for optical path control, and the polarization rotating reflector are arranged along the optical path, and the Faraday rotation angle changer includes a Faraday element and an electromagnet for controlling 90-degree change in polarizing direction of transmitted light thereof.
摘要翻译：反射型光开关包括输入/输出端口部分; 用于分离相同光路中的光并组合不同光路中的光的偏振分离器/组合器; 法拉第旋转角度变换器用于改变不同光路中的光之间的偏振方向的关系的偏振旋转器; 用于控制响应于偏振方向的光路偏移的光路控制的双折射元件; 以及用于在正向和返回路径上将偏振方向旋转90度的偏振旋转反射器。沿着光路布置输入输出端口部分，偏振分离器/组合器，法拉第旋转角度变换器，偏振旋转器，用于光路控制的双折射元件和偏振旋转反射器，并且法拉第旋转角度变换器包括用于控制其透射光的偏振方向的90度变化的法拉第元件和电磁体。

3. 发明授权

US06798566B2 Variable optical gain equalizer and variable branching ratio beam splitter 失效
标题翻译：可变光学增益均衡器和可变分支比例分束器
公开(公告)号：US06798566B2
公开(公告)日：2004-09-28
申请号：US10173237
申请日：2002-06-13
申请人： Shohei Abe , Hidenori Nakada , Mototsugu Goto , Ikuo Maeda , Hideo Takeshita , Hiroaki Ono , Shusuke Wada
发明人： Shohei Abe , Hidenori Nakada , Mototsugu Goto , Ikuo Maeda , Hideo Takeshita , Hiroaki Ono , Shusuke Wada
IPC分类号： H01S300
CPC分类号： G02B6/29385 , G02B6/266 , G02B6/272 , G02B6/2766 , G02B6/29358 , G02B6/29361 , G02B27/283 , H01S3/005 , H01S2301/04
摘要： A variable optical gain equalizer in accordance with one embodiment of the present invention comprises a variable branching ratio beam splitter having a variable polarization rotator, the variable branching ratio beam splitter branching an input light beam into two light beams at an arbitrary power ratio, through control of the rotation angle of the polarization direction by the variable polarization rotator; an optical filter presenting different filter characteristics to the two branched output light beams; and a polarization coupler for polarization coupling the two light beams that have passed through the optical filter, wherein the rotation angle of the polarization direction is controlled by the variable polarization rotator so as to vary the spectra of the output light beams.
摘要翻译：根据本发明的一个实施例的可变光学增益均衡器包括具有可变偏振旋转器的可变分光比分束器，可变分光比分光分束器通过控制将输入光束以任意的功率比分光成两个光束通过可变偏振旋转器的偏振方向的旋转角度; 对两个分支输出光束具有不同滤光器特性的滤光器; 以及用于偏振耦合已经通过滤光器的两个光束的偏振耦合器，其中偏振方向的旋转角度由可变偏振旋转器控制，以便改变输出光束的光谱。

4. 发明授权

US06667827B2 Beam shutter 有权
公开(公告)号：US06667827B2
公开(公告)日：2003-12-23
申请号：US10205148
申请日：2002-07-23
申请人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Shusuke Wada
发明人： Hiroaki Ono , Shohei Abe , Hideo Takeshita , Shusuke Wada
IPC分类号： G02F109
CPC分类号： G02F1/09 , G02F2202/40
摘要： A beam shutter is provided which comprises a plane-parallel birefringent element for separation arranged to separate input light beams having orthogonal polarization directions on the same optical path; a plane-parallel birefringent element for synthesis arranged to synthesize light beams having orthogonal polarization directions on different optical paths, for output; the birefringent element for separation and the birefringent element for synthesis being disposed in a spaced apart relationship; and polarization rotating means having a variable Faraday rotator, the polarization rotating means interposed between the birefringent element for separation and the birefringent element for synthesis, for magneto-optically controlling the polarization directions; wherein transmission and interruption of output light beams are controlled by switching the polarization directions by means of the variable Faraday rotator.

5. 发明授权

US5803993A Outer ring for high strength constant velocity joint and production process for same 失效
标题翻译：外圈用于高强度等速万向节和生产过程相同
公开(公告)号：US5803993A
公开(公告)日：1998-09-08
申请号：US733186
申请日：1996-10-17
申请人： Kazuhiko Yoshida , Tatsuhiro Goto , Akira Wakita , Toshio Kawasaki , Toyofumi Hasegawa , Hideo Takeshita , Toshiki Suwa
发明人： Kazuhiko Yoshida , Tatsuhiro Goto , Akira Wakita , Toshio Kawasaki , Toyofumi Hasegawa , Hideo Takeshita , Toshiki Suwa
IPC分类号： F16D3/20 , C21D1/10 , C21D7/06 , C21D9/00 , C21D9/28 , C21D9/40 , C22C38/00 , C22C38/12 , C22C38/22 , C22C38/04 , C21D8/00 , C22C38/06
CPC分类号： F16D3/22 , C21D1/10 , C21D7/06 , C21D9/0068 , C22C38/001 , C22C38/12 , F16D2250/00 , Y02P10/253
摘要： The present invention provides an outer ring for a high strength constant velocity joint which has an excellent torsional strength and torsional fatigue strength and can provide an improved processability, and a process for producing the same. An outer ring used for a high strength constant velocity joint having an involute serration part and a screw part, the outer ring made of a steel containing: C: 0.45 to 0.53%, Si: 0.05 to 0.25%, Mn: 0.7 to 1.0%, Al: 0.01 to 0.05%, Mo: 0.2 to 0.4%, N: 0.003 to 0.012%, the remainder being Fe and inevitable impurities, the inevitable impurities including: Cr: 0.05% or less than 0.05%, P: 0.015% or less than 0.015%, S: 0.01% or less than 0.01%, and O: 0.002% or less than 0.002%, wherein an old austenite crystal grain at the involute serration end is 8 or more in JIS grain size classification; a surface hardness at the end is 720 or more in Hv; and a ratio (CD/R) is 0.35 to 0.60 where CD is an effective hardened layer depth at which a hardness at the end is 450 in Hv and R is a radius of a shaft part.
摘要翻译：本发明提供一种具有优异的扭转强度和扭转疲劳强度的高强度等速万向节的外圈，并且可以提供改善的加工性能及其制造方法。一种用于具有渐开线锯齿部分和螺纹部分的高强度等速万向节的外圈，由钢制成的外圈：C：0.45至0.53％，Si：0.05至0.25％，Mn：0.7至1.0％，Al：0.01〜0.05％，Mo：0.2〜0.4％，N：0.003〜0.012％，余量为Fe和不可避免的杂质，不可避免的杂质包括：Cr：0.05％以下0.05以下，P：0.015％小于0.015％，S：0.01％以下0.01％以下，O：0.002％以下0.002％以下，其中，在JIS晶粒尺寸分级中，渐开线锯齿末端的老奥氏体晶粒为8以上。末端的表面硬度为Hv为720以上; 并且比率（CD / R）为0.35〜0.60，其中CD是终点硬度为Hv的有效硬化层深度，Rv为轴部的半径。

6. 发明授权

US4431445A Steel for machine construction having excellent cold forgeability and machinability 失效
标题翻译：具有优异的耐冷锻性和机械加工性的机械结构用钢
公开(公告)号：US4431445A
公开(公告)日：1984-02-14
申请号：US281675
申请日：1981-07-09
申请人： Sadayoshi Furusawa , Hideo Takeshita , Tsuyoshi Kohoka , Jiro Koarai , Shuji Iwata
发明人： Sadayoshi Furusawa , Hideo Takeshita , Tsuyoshi Kohoka , Jiro Koarai , Shuji Iwata
IPC分类号： C22C38/00 , C22C38/18 , C22C38/40
CPC分类号： C22C38/002 , C22C38/00
摘要： A steel for machine construction having excellent cold forgeability and machinability, the steel having a composition of below 0.6% C, below 0.35% Si, below 1.65% Mn, below 3.5% Ni, below 3.5% Cr, below 0.35% Mn, 0.010-0.10% Al and below 0.002% B, the rest being Fe and impurities with limited contents of Ca in the range of 0.0005-0.05%, S of below 0.12% and Al.sub.2 O.sub.3 inclusion of below 0.002%.
摘要翻译：具有低于0.6％C，低于0.35％Si，低于1.65％Mn，低于3.5％Ni，低于3.5％Cr，低于0.35％Mn的组成的钢，Mn低于0.35％的钢，0.010- 0.10％Al和0.002％以下的B，其余为Fe和Ca含量有限的杂质含量在0.0005〜0.05％，S低于0.12％，Al2O3含量低于0.002％。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式