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1. 发明专利

JP2009129989A Optical fiber for fiber laser and manufacturing method therefor, and fiber laser 审中-公开
标题翻译：光纤激光光纤及其制造方法及光纤激光
公开(公告)号：JP2009129989A
公开(公告)日：2009-06-11
申请号：JP2007300862
申请日：2007-11-20
申请人： Hitachi Cable Ltd , Toyota Central R&D Labs Inc , Toyota Gakuen , Toyota Motor Corp , トヨタ自動車株式会社 , 学校法人トヨタ学園 , 日立電線株式会社 , 株式会社豊田中央研究所
发明人： YO HEI , KOJIMA MASATSUGU , OSONO KAZUMASA , HONGO AKISHI , SATO AKIO , YANAKA KOHEI , HASEGAWA KAZUO , INOUE DAISUKE , ITO HIROSHI , ICHIKAWA TADASHI , SAITO KAZUYA
IPC分类号： H01S3/06 , G02B6/02 , H01S3/10
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber for a fiber laser, capable of obtaining a high output for laser light, by preventing a rise in temperature of an optical fiber in the fiber laser. SOLUTION: The optical fiber 1 for the fiber laser is provided with a rare-earth-doped core 2 added with a rare-earth element, and a clad 3 formed around the rare-earth-doped core 2, wherein an excitation light Le is incident into the clad 3 to excite the rare-earth element and high-output laser oscillation light L is outputted. In the optical fiber 1, the rare-earth-doped core 2 has an outer dimension ratio different in the longitudinal direction from that of the clad 3. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过防止光纤激光器中的光纤的温度升高，提供能够获得激光的高输出的光纤激光器的光纤。解决方案：用于光纤激光器的光纤1设置有添加有稀土元素的稀土掺杂芯2和在稀土掺杂芯2周围形成的包层3，其中激发光Le入射到包层3中以激发稀土元素，并输出高输出激光振荡光L。在光纤1中，稀土掺杂型芯2的长度方向的外径尺寸比包层3的长度方向不同。（C）2009，JPO＆INPIT

2. 发明专利

JP2009129987A Optical fiber laser 审中-公开
标题翻译：光纤激光
公开(公告)号：JP2009129987A
公开(公告)日：2009-06-11
申请号：JP2007300860
申请日：2007-11-20
申请人： Hitachi Cable Ltd , Toyota Central R&D Labs Inc , Toyota Gakuen , Toyota Motor Corp , トヨタ自動車株式会社 , 学校法人トヨタ学園 , 日立電線株式会社 , 株式会社豊田中央研究所
发明人： YO HEI , KOJIMA MASATSUGU , OSONO KAZUMASA , HONGO AKISHI , SATO AKIO , YANAKA KOHEI , HASEGAWA KAZUO , INOUE DAISUKE , ITO HIROSHI , ICHIKAWA TADASHI , SAITO KAZUYA
IPC分类号： H01S3/06 , G02B6/02
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber laser capable of easily controlling the absorption characteristics of the exciting light along the longitudinal direction of an optical fiber, planarizing the temperature distribution along the longitudinal direction of the optical fiber, and suppressing the generation of skew rays. SOLUTION: The optical fiber laser has an optical fiber 2 having a clad consisting of two layers around a core doped with a rare-earth element; photocouplers connected to an end of the optical fiber 2; and a plurality of light sources for making an exciting light become incident to the cladding via the photocouplers. The optical fiber 2 has an exciting portion 3, which is wound so as to differentiate the loss in absorption of an exciting light in the longitudinal direction. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够容易地控制沿着光纤的长度方向的激发光的吸收特性的光纤激光器，使沿着光纤的长度方向的温度分布平坦化，并且抑制产生歪斜光线。解决方案：光纤激光器具有光纤2，光纤2具有由掺杂有稀土元素的芯周围的两层组成的包层; 光电耦合器连接到光纤2的一端; 并且用于使激发光的多个光源通过光电耦合器入射到包层。光纤2具有激励部3，其被卷绕以便区分激励光在纵向上的吸收损失。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2009047979A Optical wave guide type optical coupling mechanism 有权
标题翻译：光波导型光耦合机构
公开(公告)号：JP2009047979A
公开(公告)日：2009-03-05
申请号：JP2007214652
申请日：2007-08-21
申请人： Hitachi Cable Ltd , Toyota Central R&D Labs Inc , Toyota Gakuen , Toyota Motor Corp , トヨタ自動車株式会社 , 学校法人トヨタ学園 , 日立電線株式会社 , 株式会社豊田中央研究所
发明人： KOJIMA MASATSUGU , HONGO AKISHI , OSONO KAZUMASA , YO HEI , SATO AKIO , YANAKA KOHEI , HASEGAWA KAZUO , INOUE DAISUKE , ITO HIROSHI , ICHIKAWA TADASHI , SAITO KAZUYA
IPC分类号： G02B6/42 , G02B6/122 , G02B6/30 , H01S5/022
CPC分类号： G02B6/4204 , G02B6/4296 , H01S3/06729 , H01S3/06754 , H01S3/094019 , H01S3/094057 , H01S3/09415
摘要： PROBLEM TO BE SOLVED: To provide an optical wave guide type optical coupling mechanism which can efficiently input the laser beam from a laser bar to an optical fiber in a simple configuration. SOLUTION: This optical coupling mechanism has a semiconductor laser bar 10, an optical wave guide 20 composed of a core 21 guiding the light emitted from the light emitting elements 11 of this semiconductor laser bar 10, and a clad 22 formed around this core 21; and an optical fiber 30 composed of a core 31 and a clad 32 formed around it to confine the light in the core 31. The optical wave guide 20 is connected to the side of the optical fiber 30 and the light emitted from the semiconductor laser bar 10 enters the side of the core 31 of the optical fiber 30 through the core 21 of the optical wave guide 20. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题：提供一种光波导型光耦合机构，其可以以简单的配置有效地将激光束的激光束输入到光纤。解决方案：该光耦合机构具有半导体激光棒10，由引导从该半导体激光棒10的发光元件11发射的光的芯21和围绕该半导体激光棒10形成的包层22构成的光波导20。核心21; 以及由芯31和形成在其周围的包层32组成的光纤30，以将光限制在芯31中。光波导20连接到光纤30的侧面，并且从半导体激光棒发射的光 10通过光波导20的芯21进入光纤30的芯31的侧面。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2009129988A Optical fiber laser and method of exciting the same 有权
标题翻译：光纤激光器及其相应的方法
公开(公告)号：JP2009129988A
公开(公告)日：2009-06-11
申请号：JP2007300861
申请日：2007-11-20
申请人： Hitachi Cable Ltd , Toyota Central R&D Labs Inc , Toyota Gakuen , Toyota Motor Corp , トヨタ自動車株式会社 , 学校法人トヨタ学園 , 日立電線株式会社 , 株式会社豊田中央研究所
发明人： KOJIMA MASATSUGU , YO HEI , OSONO KAZUMASA , HONGO AKISHI , SATO AKIO , YANAKA KOHEI , HASEGAWA KAZUO , INOUE DAISUKE , ITO HIROSHI , ICHIKAWA TADASHI , SAITO KAZUYA
IPC分类号： H01S3/06 , G02B6/02 , G02B6/04 , H01S3/094
CPC分类号： H01S3/06708 , H01S3/06745 , H01S3/094003 , H01S3/0941
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber laser capable of highly efficiently conducting a side excitation of a double clad fiber. SOLUTION: The optical fiber laser includes an optical fiber 21 having clads 23 in the periphery of a core 22 with rare-earth element added, and an excitation light source for entering the excitation light from the side surface of the optical fiber 21. The optical fiber 21 has a concavo-convex shape along the outer circumferential part of the clad 23 in a longitudinal direction, and the clads 23 are winded and focussed as their sides mutually contact. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够高效率地进行双包层光纤的侧激发的光纤激光器。解决方案：光纤激光器包括在添加有稀土元素的芯22的周围具有包层23的光纤21和用于从光纤21的侧表面输入激发光的激发光源光纤21沿着包层23的长度方向的外周部具有凹凸形状，并且当它们的侧面相互接触时，包层23卷绕并聚焦。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2009092552A Adjusting stage and adjusting stage system 有权
标题翻译：调整阶段和调整阶段系统
公开(公告)号：JP2009092552A
公开(公告)日：2009-04-30
申请号：JP2007264373
申请日：2007-10-10
申请人： Jtekt Corp , Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社ジェイテクト , 株式会社豊田中央研究所
发明人： OTA HIROMITSU , SHINNO YASUO , KATOU YOSHINOBU , SATO AKIO , YANAKA KOHEI , MAEDA MITSUTOSHI , MATSUBARA HIROYUKI , ICHIKAWA TADASHI , HASEGAWA KAZUO , ITO HIROSHI
IPC分类号： G12B5/00 , B23Q1/44 , B23Q1/48
摘要： PROBLEM TO BE SOLVED: To provide an adjusting stage which has no moving mechanism using a guide, is hard to produce any error of displacement values caused by external forces, can set more minute displacement value and carries out a positioning operation easily, and to provide an adjusting stage system.
SOLUTION: The adjusting stage 20 includes: a base stand 21; and a movable body 31 which is pulled by a plurality of link members 23 connected to the base stand in an approximately radial direction almost parallel to the base stand, and held in approximate parallel with the base stand so as not to contact with the base stand directly. The movable body 31 has a plurality of displacement inputting positions (Rin) to which an arbitrary displacement value is input in a direction approximately perpendicular to the base stand 21. The base stand 21 has a plurality of displacement providing means (25R) for providing the arbitrary displacement value to each of the plurality of displacement inputting positions.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种没有使用引导件的移动机构的调节台，难以产生由外力引起的位移值的误差，可以容易地设定更小的位移值并进行定位操作，并提供调整阶段系统。调节台20包括：基座21; 以及可移动体31，其被大致平行于基座的大致径向连接的多个连杆构件23拉动，并且与基座大致平行地保持以不与基座接触直。可移动体31具有多个位移输入位置（Rin），在大致垂直于基座21的方向上输入任意位移值。基座21具有多个位移提供装置（25R）对于多个位移输入位置中的每一个的任意位移值。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2009129940A Optical fiber apparatus and method of manufacturing the same, and optical fiber laser apparatus 审中-公开
标题翻译：光纤设备及其制造方法以及光纤激光设备
公开(公告)号：JP2009129940A
公开(公告)日：2009-06-11
申请号：JP2007299989
申请日：2007-11-20
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： HASEGAWA KAZUO , INOUE DAISUKE , ITO HIROSHI , SATO AKIO , YANAKA KOHEI
IPC分类号： H01S3/06 , H01S3/094
摘要： PROBLEM TO BE SOLVED: To combine an excitation light with a gain fiber in high efficiency. SOLUTION: The optical fiber apparatus includes a gain fiber 30 as an optical fiber having a gain characteristic and an excitation fiber 20 as an optical fiber which is joined with the side surface of the gain fiber 30 in its lengthwise direction and supplies an excitation light emitted from a semiconductor laser 10 to the gain fiber 30. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：以高效率组合激发光和增益光纤。解决方案：光纤设备包括作为具有增益特性的光纤的增益光纤30和作为光纤的激励光纤20，其与增益光纤30的侧表面在其长度方向上接合并提供一个从半导体激光器10发射到增益光纤30的激发光。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2017113766A レーザ加工装置、レーザ加工方法、光学系、及び肉盛り加工品审中-公开
公开(公告)号：JP2017113766A
公开(公告)日：2017-06-29
申请号：JP2015249409
申请日：2015-12-22
申请人：株式会社豊田中央研究所 , Toyota Central R&D Labs Inc , トヨタ自動車株式会社 , Toyota Motor Corp
发明人： HASEGAWA KAZUO , KATO SATORU , TOYODA CHIE , OKAZAKI TOMOYA , FUJIKASA YUTA , SHIBATA YOSHINORI
IPC分类号： B23K26/067 , B23K26/064 , B23K26/342 , G02B3/06 , G02B5/04
CPC分类号： B23K26/064 , B23K26/067 , B23K26/342 , G02B3/06 , G02B5/04
摘要：【課題】簡易な構成で加工点における光強度分布を柔軟に変えることができ、加工対象物に対する入熱を容易に制御することが可能なレーザ加工装置を提供すること。【解決手段】レーザ光源12と、レーザ光源12から発生した光を平行光L0とするコリメート部と、平行光L0を、光軸が異なる複数の平行光からなる光束L1、L2に変換して透過する変換部を備えた光学素子14と、光束L1、L2を加工対象物に向けて集光する集光部16と、を含む。【選択図】図1

8. 发明专利

JP2013052403A Laser machining apparatus and laser machining method 有权
标题翻译：激光加工设备和激光加工方法
公开(公告)号：JP2013052403A
公开(公告)日：2013-03-21
申请号：JP2011190858
申请日：2011-09-01
申请人： Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Toyota Motor Corp , トヨタ自動車株式会社
发明人： HASEGAWA KAZUO , TOYODA CHIE , SATO AKIO , YOSHIDA MITSUTAKA , OKUNO TOMOYA
IPC分类号： B23K26/38 , B23K26/00 , B23K26/06
摘要： PROBLEM TO BE SOLVED: To provide a laser machining apparatus that can form a reverse-tapered through-hole using a simple optical system without using a movable part that is mechanically rotated.SOLUTION: The apparatus sets a first position a, a second position b, and a third position c in this order toward the propagation direction of a laser beam 22 for machining according to the thickness of an object 20 to be machined and an opening diameter of a through-hole 20 to be formed. The outer diameter of the laser beam 22 for machining expands from the first position a to the third position c toward the propagation direction, and the inner diameter of the laser beam 22 for machining expands from the second position b to the third position c toward the propagation direction, so that the outer and inner diameters of the laser beam 22 for machining become maximum at the third position c, and a laser beam is deformed such that an image in circular is formed around the center of a light axis, thereby producing the laser beam 22 for machining. A through-hole 20C is formed on an object 20 to be machined by irradiating the object 20 placed between the first position a and the second position b with the laser beam 22 for machining.
摘要翻译：要解决的问题：提供一种激光加工装置，其可以使用简单的光学系统在不使用机械旋转的可移动部件的情况下形成反锥形通孔。解决方案：该装置按照要加工的物体20的厚度的激光束22的传播方向依次设置第一位置a，第二位置b和第三位置c，并且要形成的通孔20的开口直径。用于加工的激光束22的外径从第一位置a向第三位置c朝向传播方向膨胀，并且用于加工的激光束22的内径从第二位置b扩展到第三位置c朝向传播方向，使得用于加工的激光束22的外径和内径在第三位置c处变得最大，并且激光束变形，使得围绕光轴的中心形成圆形图像，从而产生用于加工的激光束22。通过用放置在第一位置a和第二位置b之间的物体20与用于机械加工的激光束22照射在待加工物体20上的通孔20C。版权所有（C）2013，JPO＆INPIT

9. 发明专利

JP2008203598A Laser beam condensing unit 审中-公开
标题翻译：激光束冷凝单元
公开(公告)号：JP2008203598A
公开(公告)日：2008-09-04
申请号：JP2007040435
申请日：2007-02-21
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： ICHIKAWA TADASHI , HASEGAWA KAZUO , ITO HIROSHI , SATO AKIO
IPC分类号： G02B6/42 , G02B27/10
摘要： PROBLEM TO BE SOLVED: To provide a laser beam condensing unit that reduces manufacturing cost by reducing the number of components and also prevents beam quality from being degraded.
SOLUTION: The laser beam condensing unit 10 is equipped with: a laser bar 12 that has a plurality of light emitting points 20 arranged in an array; and optical fibers 14 that are arranged in an array in a manner opposing the light emitting points 20 of the laser bar 12 and that have light incident parts 16 formed in a cylindrical lens shape, wherein laser beams emitted from the laser bar 12 are made incident on the light incident parts 16.
COPYRIGHT: (C)2008,JPO&INPIT

10. 发明专利

JP2008051828A Waveguide type beam parameter product control optical circuit and optical integrated circuit 审中-公开
标题翻译：波导型光束参数产品控制光电路和光电集成电路
公开(公告)号：JP2008051828A
公开(公告)日：2008-03-06
申请号：JP2004320865
申请日：2004-11-04
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： SATO AKIO , SANPEI KAZUHISA , HASEGAWA KAZUO , MATSUBARA HIROYUKI , ICHIKAWA TADASHI , MAEDA MITSUTOSHI , ITO HIROSHI
IPC分类号： G02B6/122 , G02B6/02 , G02B6/13
CPC分类号： G02B6/1228 , G02B6/4206
摘要： PROBLEM TO BE SOLVED: To provide a beam parameter product control optical circuit having a novel mechanism which has little conversion loss and is suitable for an optical integrated circuit. SOLUTION: The waveguide type beam parameter product control optical circuit, has a cross-section perpendicular to the light wave propagation direction of the waveguide, formed in a non-rectangular shape. COPYRIGHT: (C)2008,JPO&INPIT

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