公开(公告)号：US08341657B2

公开(公告)日：2012-12-25

申请号：US12542078

申请日：2009-08-17

申请人： Tatsuya Yamasaki ,  Yoshihiro Sato ,  Seiichi Kato ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshiro Konishi ,  Hidenao Saito

发明人： Tatsuya Yamasaki ,  Yoshihiro Sato ,  Seiichi Kato ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshiro Konishi ,  Hidenao Saito

IPC分类号： G11B7/135

CPC分类号： G11B7/08582

摘要： An optical pickup, mounting a lens actuator 101 thereon, the lens actuator comprises: a lens 1 having an optical axis in direction in parallel with an optical disc; a holder 2, which holds the lens thereon; a first guide shaft 3 holding the holder, so as to regulate the holder to change a position thereof, into an inner surface direction of a surface having the optical axis of the lens as a normal line vector thereof; a second guide shaft 4, which regulates the holder to change the position thereof, into a normal line vector of an optical disc; and a reed screw, which moves the holder into direction of the optical axis of the lens, wherein a distance between the optical axis of the lens and the optical disc, a distance between a central axis of the first guide shaft and the optical disc, and a distance between a central axis of the second guide shaft and the optical disc are lager than a distance between a central axis of the reed screw and the optical disc.

摘要翻译： 在其上安装透镜致动器101的光学拾取器，透镜致动器包括：具有与光盘平行的方向的光轴的透镜1; 在其上保持透镜的保持器2; 保持保持器的第一引导轴3，以将保持器的位置调整为具有透镜的光轴的表面的内表面方向作为其法线矢量; 第二引导轴4，其将保持器改变其位置，调节成光盘的法线矢量; 以及将保持器移动到透镜的光轴的方向的簧片螺钉，其中透镜的光轴与光盘之间的距离，第一引导轴的中心轴线与光盘之间的距离， 并且第二引导轴的中心轴线与光盘之间的距离大于簧片螺钉的中心轴线与光盘之间的距离。

公开(公告)号：US20100067354A1

公开(公告)日：2010-03-18

申请号：US12542078

申请日：2009-08-17

申请人： Tatsuya Yamasaki ,  Yoshihiro Sato ,  Seiichi Kato ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshiro Konishi ,  Hidenao Saito

发明人： Tatsuya Yamasaki ,  Yoshihiro Sato ,  Seiichi Kato ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshiro Konishi ,  Hidenao Saito

IPC分类号： G11B7/135

CPC分类号： G11B7/08582

摘要： An optical pickup, mounting a lens actuator 101 thereon, the lens actuator comprises: a lens 1 having an optical axis in direction in parallel with an optical disc; a holder 2, which holds the lens thereon; a first guide shaft 3 holding the holder, so as to regulate the holder to change a position thereof, into an inner surface direction of a surface having the optical axis of the lens as a normal line vector thereof; a second guide shaft 4, which regulates the holder to change the position thereof, into a normal line vector of an optical disc; and a reed screw, which moves the holder into direction of the optical axis of the lens, wherein a distance between the optical axis of the lens and the optical disc, a distance between a central axis of the first guide shaft and the optical disc, and a distance between a central axis of the second guide shaft and the optical disc are lager than a distance between a central axis of the reed screw and the optical disc.

摘要翻译： 在其上安装透镜致动器101的光学拾取器，透镜致动器包括：具有与光盘平行的方向的光轴的透镜1; 在其上保持透镜的保持器2; 保持保持器的第一引导轴3，以将保持器的位置调整为具有透镜的光轴的表面的内表面方向作为其法线矢量; 第二引导轴4，其将保持器改变其位置，调节成光盘的法线矢量; 以及将保持器移动到透镜的光轴的方向的簧片螺钉，其中透镜的光轴与光盘之间的距离，第一引导轴的中心轴线与光盘之间的距离， 并且第二引导轴的中心轴线与光盘之间的距离大于簧片螺钉的中心轴线与光盘之间的距离。

公开(公告)号：US20110149713A1

公开(公告)日：2011-06-23

申请号：US12967104

申请日：2010-12-14

申请人： Yoshihiro Sato ,  Hidenao Saito ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura ,  Seiichi Kato

发明人： Yoshihiro Sato ,  Hidenao Saito ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura ,  Seiichi Kato

IPC分类号： G11B7/135

CPC分类号： G11B7/0933 ,  G11B7/0932 ,  G11B7/0935

摘要： In an optical pickup equipped with a semiconductor laser, electro-optical components such as a lens, and an objective lens drive device, the objective lens drive device includes objective lenses, a holder holding the objective lenses, a focusing coil, and tracking coils. The focusing coil is wound in parallel to the optical surface of the objective lens, and formed in a parallelogram shape having inclined portions provided near the tracking coils. The two tracking coils are placed on diagonal portions of the lens holder.

摘要翻译： 在配备有半导体激光器的光学拾取器，诸如透镜的电光部件和物镜驱动装置中，物镜驱动装置包括物镜，保持物镜的保持器，聚焦线圈和跟踪线圈。 聚焦线圈与物镜的光学表面平行地缠绕，并且形成为具有设置在跟踪线圈附近的倾斜部分的平行四边形。 两个跟踪线圈被放置在透镜架的对角部分上。

公开(公告)号：US08743668B2

公开(公告)日：2014-06-03

申请号：US12967104

申请日：2010-12-14

申请人： Yoshihiro Sato ,  Hidenao Saito ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura ,  Seiichi Kato

发明人： Yoshihiro Sato ,  Hidenao Saito ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura ,  Seiichi Kato

IPC分类号： G11B7/00

CPC分类号： G11B7/0933 ,  G11B7/0932 ,  G11B7/0935

摘要： In an optical pickup equipped with a semiconductor laser, electro-optical components such as a lens, and an objective lens drive device, the objective lens drive device includes objective lenses, a holder holding the objective lenses, a focusing coil, and tracking coils. The focusing coil is wound in parallel to the optical surface of the objective lens, and formed in a parallelogram shape having inclined portions provided near the tracking coils. The two tracking coils are placed on diagonal portions of the lens holder.

摘要翻译： 在配备有半导体激光器的光学拾取器，诸如透镜的电光部件和物镜驱动装置中，物镜驱动装置包括物镜，保持物镜的保持器，聚焦线圈和跟踪线圈。 聚焦线圈与物镜的光学表面平行地缠绕，并且形成为具有设置在跟踪线圈附近的倾斜部分的平行四边形。 两个跟踪线圈被放置在透镜架的对角部分上。

公开(公告)号：US08407730B2

公开(公告)日：2013-03-26

申请号：US12632891

申请日：2009-12-08

申请人： Yoshihiro Sato ,  Hidenao Saito ,  Seiichi Kato ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura

发明人： Yoshihiro Sato ,  Hidenao Saito ,  Seiichi Kato ,  Jun Hato ,  Ryuichiro Mizuno ,  Katsuhiko Kimura

IPC分类号： G11B7/00

CPC分类号： G11B7/0932 ,  G11B7/0933 ,  G11B7/22

摘要： An objective lens actuator 25, for driving an objective lens 1 for focusing lights upon a recoding surface of an optical disc, comprises a moving part 2, which comprises the objective lens 1 and a coil; a magnet, which is fixed on a yoke and drives the moving part 2; a plural number of elastic support parts, each of which supports the moving part 2 at an end thereof; a first fixing portion 5a and a second fixing portion 5b, which fix other ends of the plural number of elastic support parts 4 and are disposed opposite to each other in a focus direction; and a moving mechanism 6, which is provided on the first and second fixing portion 5a and 5b, so that the first and second fixing portions 5a and 5b can move in the focus direction, relatively, and thereby providing the objective lens actuator 25 enabling to reduce the dynamic relative tilt between the optical disc and the objective lens 1 (i.e., reducing the tilt of the objective lens 1 in the tangential direction when operating), as well as, an optical pickup and an optical disc drive.

摘要翻译： 用于驱动用于将光聚焦在光盘的记录表面上的物镜1的物镜致动器25包括包括物镜1和线圈的移动部分2; 磁体，其固定在磁轭上并驱动移动部件2; 多个弹性支撑部件，每个弹性支撑部件在其一端支撑移动部件2; 第一固定部分5a和第二固定部分5b，其固定多个弹性支撑部分4的另一端，并且在聚焦方向上彼此相对设置; 以及设置在第一和第二固定部分5a和5b上的移动机构6，使得第一和第二固定部分5a和5b可相对于聚焦方向移动，从而使物镜致动器25能够 降低光盘和物镜1之间的动态相对倾斜度（即，当操作时减小物镜1在切线方向上的倾斜度）以及光拾取器和光盘驱动器。

公开(公告)号：US09070380B2

公开(公告)日：2015-06-30

申请号：US13015740

申请日：2011-01-28

申请人： Yoshihiro Sato ,  Jun Hato ,  Katsuhiko Kimura ,  Seiichi Kato ,  Takahiro Yamaguchi

发明人： Yoshihiro Sato ,  Jun Hato ,  Katsuhiko Kimura ,  Seiichi Kato ,  Takahiro Yamaguchi

IPC分类号： G11B7/095 ,  G11B7/09

CPC分类号： G11B7/0932 ,  G11B7/0935 ,  G11B7/0956

摘要： High-performance and reliable objective lens driving apparatus and optical pickup wherein the tilt of an objective lens relative to an optical disc is suppressed are provided. The optical pickup is equipped with a semiconductor laser, an electro-optic component, and the objective lens driving apparatus. In this optical pickup, the objective lens driving apparatus is comprised of: a moving part including an objective lens, a holder that holds the objective lens, a focusing coil, and a tracking coil; a holding member for elastic support members that couples together multiple elastic support members providing elastic support on a fixed part and the moving part and is mounted on the moving part; the elastic support members that elastically support the moving part from the fixed part; and the fixed part. The holding member for elastic support members mounted on the moving part and the holder that holds the objective lens are joined together by fitting together a concavity and a convexity.

摘要翻译： 提供了高性能且可靠的物镜驱动装置和光学拾取器，其中抑制了物镜相对于光盘的倾斜。 光学拾取器配备有半导体激光器，电光部件和物镜驱动装置。 在该光学拾取器中，物镜驱动装置包括：包括物镜的移动部件，保持物镜的保持器，聚焦线圈和跟踪线圈; 用于弹性支撑构件的保持构件，其将固定部件和所述移动部件上提供弹性支撑的多个弹性支撑构件联接在一起并安装在所述移动部件上; 所述弹性支撑构件从所述固定部弹性地支撑所述移动部件; 和固定部分。 安装在移动部件上的弹性支撑部件的保持部件和保持物镜的保持器通过将凹凸嵌合而接合在一起。

公开(公告)号：US20100067352A1

公开(公告)日：2010-03-18

申请号：US12540439

申请日：2009-08-13

申请人： Keiko Saito ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshihiro Sato

发明人： Keiko Saito ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshihiro Sato

IPC分类号： G11B7/00

CPC分类号： G11B7/1374 ,  G11B7/121 ,  G11B2007/0006

摘要： An objective lens actuator comprises, two objective lenses, each for focusing lights upon an optical disc, an objective lens holder member for holding the objective lenses thereon, and lens protectors for preventing the objective lenses from being contacted on the optical disc, wherein the lens protectors include first and second lens protectors, which are provided on both end portions of the objective lens holder member in a tracking direction, and a third lens protector, which is provided in a middle of the two objective lenses, wherein the first and second lens protectors, which are provided on both end portions of the objective lens holder member in the tracking direction, are provided the objective lenses and end portion of the objective lens holder member in the tracking direction, and the third lens protector, which is provided between the objective lenses, has a height closer to that of the optical disc than the protectors, which are provided on both end portions of the objective lens holder member in the tracking direction.

摘要翻译： 物镜致动器包括两个物镜，每个用于将光聚焦在光盘上，用于将物镜保持在其上的物镜保持器构件和用于防止物镜在光盘上接触的透镜保护器，其中透镜 保护器包括在跟踪方向上设置在物镜保持器构件的两个端部上的第一和第二透镜保护器，以及设置在两个物镜的中间的第三透镜保护器，其中第一和第二透镜 在跟踪方向上设置在物镜保持器构件的两端部上的保护器设置在跟踪方向上的物镜和物镜保持器构件的端部，并且第三透镜保护器设置在 与设置在物体的两端部的保护体相比，物镜的高度比光盘高 ve透镜保持器构件沿跟踪方向。

公开(公告)号：US08161503B2

公开(公告)日：2012-04-17

申请号：US12540439

申请日：2009-08-13

申请人： Keiko Saito ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshihiro Sato

发明人： Keiko Saito ,  Katsuhiko Kimura ,  Takahiro Yamaguchi ,  Yoshihiro Sato

IPC分类号： G11B7/12

CPC分类号： G11B7/1374 ,  G11B7/121 ,  G11B2007/0006

摘要： An objective lens actuator comprises, two objective lenses, each for focusing lights upon an optical disc, an objective lens holder member for holding the objective lenses thereon, and lens protectors for preventing the objective lenses from being contacted on the optical disc, wherein the lens protectors include first and second lens protectors, which are provided on both end portions of the objective lens holder member in a tracking direction, and a third lens protector, which is provided in a middle of the two objective lenses, wherein the first and second lens protectors, which are provided on both end portions of the objective lens holder member in the tracking direction, are provided the objective lenses and end portion of the objective lens holder member in the tracking direction, and the third lens protector, which is provided between the objective lenses, has a height closer to that of the optical disc than the protectors, which are provided on both end portions of the objective lens holder member in the tracking direction.

摘要翻译： 物镜致动器包括两个物镜，每个用于将光聚焦在光盘上，用于将物镜保持在其上的物镜保持器构件和用于防止物镜在光盘上接触的透镜保护器，其中透镜 保护器包括在跟踪方向上设置在物镜保持器构件的两个端部上的第一和第二透镜保护器，以及设置在两个物镜的中间的第三透镜保护器，其中第一和第二透镜 在跟踪方向上设置在物镜保持器构件的两端部上的保护器设置在跟踪方向上的物镜和物镜保持器构件的端部，并且第三透镜保护器设置在 与设置在物体的两端部的保护体相比，物镜的高度比光盘高 ve透镜保持器构件沿跟踪方向。

公开(公告)号：US09343655B2

公开(公告)日：2016-05-17

申请号：US13279331

申请日：2011-10-24

申请人： Hisao Hori ,  Yoshikazu Abe ,  Yoshihiro Sato

发明人： Hisao Hori ,  Yoshikazu Abe ,  Yoshihiro Sato

IPC分类号： H01L41/09 ,  H01L41/22 ,  H01L41/331 ,  H01L41/08 ,  H01H49/00 ,  H01H57/00 ,  H01L41/047 ,  H01L41/29 ,  H01L41/318 ,  H01L41/332 ,  H03H9/56 ,  H03H9/58 ,  H03H9/60

CPC分类号： H01L41/331 ,  H01H49/00 ,  H01H57/00 ,  H01H2057/006 ,  H01L41/0478 ,  H01L41/0815 ,  H01L41/094 ,  H01L41/22 ,  H01L41/29 ,  H01L41/318 ,  H01L41/332 ,  H03H9/568 ,  H03H9/584 ,  H03H9/585 ,  H03H9/605 ,  Y10T29/42 ,  Y10T29/49005 ,  Y10T29/49147 ,  Y10T29/49155

摘要： To manufacture a switching apparatus that includes a piezoelectric actuator with increased lifespan, provided is a method for manufacturing a bimorph actuator, comprising first piezoelectric element layer formation of forming a first piezoelectric element layer on a substrate; support layer formation of forming a support layer made of an insulator on the first piezoelectric element layer; second piezoelectric element layer formation of forming a second piezoelectric element layer on the support layer; and removal of removing a portion of the substrate to form an actuator that includes the first piezoelectric element layer, the support layer, and the second piezoelectric element layer.

摘要翻译： 为了制造包括具有增加的寿命的压电致动器的开关装置，提供了一种制造双压电晶片致动器的方法，包括在基板上形成第一压电元件层的第一压电元件层形成; 在所述第一压电元件层上形成由绝缘体制成的支撑层的支撑层形成; 在所述支撑层上形成第二压电元件层的第二压电元件层形成; 以及去除去除基板的一部分以形成包括第一压电元件层，支撑层和第二压电元件层的致动器。

公开(公告)号：US20130196242A1

公开(公告)日：2013-08-01

申请号：US13824910

申请日：2012-07-11

申请人： Susumu Hatano ,  Yoshio Tamura ,  Yoshihiro Sato ,  Manabu Takahashi ,  Takaaki Fujikawa

发明人： Susumu Hatano ,  Yoshio Tamura ,  Yoshihiro Sato ,  Manabu Takahashi ,  Takaaki Fujikawa

IPC分类号： H01M8/04

CPC分类号： H01M8/04089 ,  F04B17/042 ,  F04B43/04 ,  F04B45/047 ,  H01M8/04228 ,  H01M8/04425 ,  H01M8/04753 ,  H01M8/04776

摘要： A fuel cell system (1) includes a fuel cell (7), an electromagnetic diaphragm pump (8), a flow detector (9), and a controller (20). The controller is configured to set the frequency of the AC voltage (applied AC voltage) applied to the electromagnetic diaphragm pump, control the voltage of the applied AC voltage in the set frequency to cause the flow rate of the gas detected by the flow detector to reach a target flow rate; and the controller is configured to newly set the frequency of the applied AC voltage to a frequency at which the voltage of the applied AC voltage becomes smaller than a predetermined voltage when the voltage of the applied AC voltage becomes equal to or greater than the predetermined voltage.

摘要翻译： 燃料电池系统（1）包括燃料电池（7），电磁隔膜泵（8），流量检测器（9）和控制器（20）。 控制器被配置为设置施加到电磁隔膜泵的交流电压（施加的交流电压）的频率，控制施加的交流电压在设定频率中的电压，以使由流量检测器检测的气体的流量 达到目标流量; 并且所述控制器被配置为当所施加的AC电压的电压变得等于或大于所述预定电压时，将所施加的AC电压的频率重新设置为施加的AC电压的电压变得小于预定电压的频率 。