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公开(公告)号：US07640558B2
公开(公告)日：2009-12-29
申请号：US11668032
申请日：2007-01-29
申请人： Nobuyuki Isoshima , Takayuki Fujimoto , Yoshiaki Yamauchi , Seiichi Katou , Ikuo Nishida , Youichi Narui
发明人： Nobuyuki Isoshima , Takayuki Fujimoto , Yoshiaki Yamauchi , Seiichi Katou , Ikuo Nishida , Youichi Narui
IPC分类号： G11B17/03
CPC分类号： G11B33/08 , G11B17/056 , G11B25/10 , G11B33/148
摘要： Increases in the data transfer rates of optical disc drives have resulted in problems such as increases in optical disc vibrations due to higher rotation speeds or increases in heat generation due to increases in the output of motors for rotating the optical discs and in the output of laser diodes. To solve such problems, an optical pickup is provided with an air duct therein, and a space that is formed between the optical disc and a top case of a casing and that has negative pressure during rotation of the optical disc is connected to the air duct in the optical pickup via a tube, at least part of the tube being deformable. The optical pickup is cooled by the air flow through the air duct induced by pressure difference.
摘要翻译： 光盘驱动器的数据传输速率的增加已经导致诸如由于较高的旋转速度而导致的光盘振动的增加或由于用于旋转光盘的电机的输出和激光器的输出而引起的发热增加的问题 二极管。 为了解决这些问题，光拾取器在其中设置有空气管道，并且形成在光盘和壳体的顶壳之间并且在光盘旋转期间具有负压力的空间连接到空气管道 在经由管的光拾取器中，管的至少一部分是可变形的。 光学拾取器由通过由压力差引起的空气管道的气流冷却。
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公开(公告)号：US20070277185A1
公开(公告)日：2007-11-29
申请号：US11668032
申请日：2007-01-29
申请人： Nobuyuki Isoshima , Takayuki Fujimoto , Yoshiaki Yamauchi , Seiichi Katou , Ikuo Nishida , Youichi Narui
发明人： Nobuyuki Isoshima , Takayuki Fujimoto , Yoshiaki Yamauchi , Seiichi Katou , Ikuo Nishida , Youichi Narui
IPC分类号： G11B17/03
CPC分类号： G11B33/08 , G11B17/056 , G11B25/10 , G11B33/148
摘要： Increases in the data transfer rates of optical disc drives have resulted in problems such as increases in optical disc vibrations due to higher rotation speeds or increases in heat generation due to increases in the output of motors for rotating the optical discs and in the output of laser diodes. To solve such problems, an optical pickup is provided with an air duct therein, and a space that is formed between the optical disc and a top case of a casing and that has negative pressure during rotation of the optical disc is connected to the air duct in the optical pickup via a tube, at least part of the tube being deformable. The optical pickup is cooled by the air flow through the air duct induced by pressure difference.
摘要翻译： 光盘驱动器的数据传输速率的增加已经导致诸如由于较高的旋转速度而导致的光盘振动的增加或由于用于旋转光盘的电机的输出和激光器的输出而引起的发热增加的问题 二极管。 为了解决这些问题，光拾取器在其中设置有空气管道，并且形成在光盘和壳体的顶壳之间并且在光盘旋转期间具有负压力的空间连接到空气管道 在经由管的光拾取器中，管的至少一部分是可变形的。 光学拾取器由通过由压力差引起的空气管道的气流冷却。
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3.发明授权公开(公告)号：US08332881B2
公开(公告)日：2012-12-11
申请号：US12141952
申请日：2008-06-19
申请人： Seiichi Katou , Yoshiaki Yamauchi , Ikuo Nishida , Youichi Narui
发明人： Seiichi Katou , Yoshiaki Yamauchi , Ikuo Nishida , Youichi Narui
CPC分类号： G11B21/083 , G11B7/08582 , G11B19/2018
摘要： An optical disc apparatus capable of reducing looseness vibrations resulting from a gap between a sub-guide shaft and a bearing is provided. According to an optical disc apparatus in the present invention, both ends of the sub-guide shaft are supported by being sandwiched between a pair of support parts formed in a chassis and a pair of pressing members mounted on the chassis. The support part is formed by bending a protruding portion both protruding in an inward direction of a hole from an edge of the hole of the chassis and extending along the direction perpendicular to the sub-guide shaft.
摘要翻译： 提供了能够减小由副导向轴和轴承之间的间隙引起的松动振动的光盘装置。 根据本发明的光盘装置，副导向轴的两端被夹在形成在底盘中的一对支撑部分和安装在底盘上的一对按压部件之间而被支撑。 所述支撑部通过使从所述底座的孔的边缘向孔内方向突出的突出部弯曲而形成，所述突出部沿着与所述副引导轴垂直的方向延伸。
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公开(公告)号：US20080320507A1
公开(公告)日：2008-12-25
申请号：US12141952
申请日：2008-06-19
申请人： Seiichi Katou , Yoshiaki Yamauchi , Ikuo Nishida , Youichi Narui
发明人： Seiichi Katou , Yoshiaki Yamauchi , Ikuo Nishida , Youichi Narui
IPC分类号： G11B7/08
CPC分类号： G11B21/083 , G11B7/08582 , G11B19/2018
摘要： An optical disc apparatus capable of reducing looseness vibrations resulting from a gap between a sub-guide shaft and a bearing is provided. According to an optical disc apparatus in the present invention, both ends of the sub-guide shaft are supported by being sandwiched between a pair of support parts formed in a chassis and a pair of pressing members mounted on the chassis. The support part is formed by bending a protruding portion both protruding in an inward direction of a hole from an edge of the hole of the chassis and extending along the direction perpendicular to the sub-guide shaft.
摘要翻译： 提供了能够减小由副导向轴和轴承之间的间隙引起的松动振动的光盘装置。 根据本发明的光盘装置，副导向轴的两端被夹在形成在底盘中的一对支撑部分和安装在底盘上的一对按压部件之间而被支撑。 所述支撑部通过使从所述底座的孔的边缘向孔内方向突出的突出部弯曲而形成，所述突出部沿着与所述副引导轴垂直的方向延伸。
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公开(公告)号：US20070127324A1
公开(公告)日：2007-06-07
申请号：US11512117
申请日：2006-08-30
申请人： Yukio Katou , Yoshiaki Yamauchi , Ikuo Nishida , Kouhei Takita , Seiichi Katou
发明人： Yukio Katou , Yoshiaki Yamauchi , Ikuo Nishida , Kouhei Takita , Seiichi Katou
IPC分类号： G11B7/00
CPC分类号： G11B7/08582
摘要： An optical disc apparatus includes a main guide shaft and a subsidiary guide shaft disposed so as to guide movement of a sliding base which holds an optical pickup. The optical pickup enables information recording and reproducing operations on an optical disc. The main guide shaft and the subsidiary guide shaft are configured so as to suppress vibrational resonance caused between the main guide shaft and the subsidiary guide shaft.
摘要翻译： 光盘装置包括主引导轴和副引导轴，其被设置为引导保持光学拾取器的滑动基座的移动。 光学拾取器能够在光盘上进行信息记录和再现操作。 主引导轴和副引导轴被构造成抑制主导轴和副导向轴之间产生的振动共振。
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公开(公告)号：US07765562B2
公开(公告)日：2010-07-27
申请号：US11512117
申请日：2006-08-30
申请人： Yukio Katou , Yoshiaki Yamauchi , Ikuo Nishida , Kouhei Takita , Seiichi Katou
发明人： Yukio Katou , Yoshiaki Yamauchi , Ikuo Nishida , Kouhei Takita , Seiichi Katou
IPC分类号： G11B7/00
CPC分类号： G11B7/08582
摘要： An optical disc apparatus includes a main guide shaft and a subsidiary guide shaft disposed so as to guide movement of a sliding base which holds an optical pickup. The optical pickup enables information recording and reproducing operations on an optical disc. The main guide shaft and the subsidiary guide shaft are configured so as to suppress vibrational resonance caused between the main guide shaft and the subsidiary guide shaft.
摘要翻译： 光盘装置包括主引导轴和副引导轴，其被设置为引导保持光学拾取器的滑动基座的移动。 光学拾取器能够在光盘上进行信息记录和再现操作。 主引导轴和副引导轴被构造成抑制主导轴和副导向轴之间产生的振动共振。
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公开(公告)号：US07380253B2
公开(公告)日：2008-05-27
申请号：US11044702
申请日：2005-01-26
申请人： Yoshiaki Yamauchi , Seiichi Katou , Shinya Tsubota , Yoshihiro Fukagawa , Makoto Ibe , Kuniyuki Kimura , Seiji Hamaie
发明人： Yoshiaki Yamauchi , Seiichi Katou , Shinya Tsubota , Yoshihiro Fukagawa , Makoto Ibe , Kuniyuki Kimura , Seiji Hamaie
IPC分类号： G11B33/08
CPC分类号： G11B33/123 , G11B33/08
摘要： In a recording disk drive apparatus including, a chassis including a chassis body, a spindle motor fixed to the chassis body to support and rotationally drive a recording disk, and a head supported on the chassis body to be movable on the chassis body in a radial direction of the recording disk so that an information is recorded into the recording disk and/or read from the recording disk through the head, a base member on which the chassis is supported, and an elastic member through which the chassis is supported on the base member so that a vibration transmitted from the chassis is absorbed at least partially by an elasticity of the elastic member, the chassis includes a counter member elastically supported on the chassis body with a spring constant for the counter member in which spring constant the counter member is elastically movable with respect to the chassis body.
摘要翻译： 在一种记录盘驱动装置中，包括：底盘，其包括底盘主体，固定到所述底盘主体以支撑和旋转地驱动记录盘的主轴马达，以及支撑在所述底盘主体上以在所述底盘主体上以径向移动的头部 记录盘的方向，使得信息被记录到记录盘中和/或从记录盘通过头读取，其中支撑有底盘的基座构件和弹性构件，底架支撑在基座上 使得从底盘传递的振动至少部分地被弹性构件的弹性吸收，底架包括弹性地支撑在底盘主体上的对置构件，弹性常数用于计数构件，其中计数构件的弹簧常数 可相对于底盘主体弹性移动。
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公开(公告)号：US20050289574A1
公开(公告)日：2005-12-29
申请号：US11044702
申请日：2005-01-26
申请人： Yoshiaki Yamauchi , Seiichi Katou , Shinya Tsubota , Yoshihiro Fukagawa , Makoto Ibe , Kuniyuki Kimura , Seiji Hamaie
发明人： Yoshiaki Yamauchi , Seiichi Katou , Shinya Tsubota , Yoshihiro Fukagawa , Makoto Ibe , Kuniyuki Kimura , Seiji Hamaie
CPC分类号： G11B33/123 , G11B33/08
摘要： In a recording disk drive apparatus including, a chassis including a chassis body, a spindle motor fixed to the chassis body to support and rotationally drive a recording disk, and a head supported on the chassis body to be movable on the chassis body in a radial direction of the recording disk so that an information is recorded into the recording disk and/or read from the recording disk through the head, a base member on which the chassis is supported, and an elastic member through which the chassis is supported on the base member so that a vibration transmitted from the chassis is absorbed at least partially by an elasticity of the elastic member, the chassis includes a counter member elastically supported on the chassis body with a spring constant for the counter member in which spring constant the counter member is elastically movable with respect to the chassis body.
摘要翻译： 在一种记录盘驱动装置中，包括：底盘，其包括底盘主体，固定到所述底盘主体以支撑和旋转地驱动记录盘的主轴马达，以及支撑在所述底盘主体上以在所述底盘主体上以径向移动的头部 记录盘的方向，使得信息被记录到记录盘中和/或从记录盘通过头读取，其中支撑有底盘的基座构件和弹性构件，底架支撑在基座上 使得从底盘传递的振动至少部分地被弹性构件的弹性吸收，底架包括弹性地支撑在底盘主体上的对置构件，弹性常数用于计数构件，其中计数构件的弹簧常数 可相对于底盘主体弹性移动。
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公开(公告)号：US08589960B2
公开(公告)日：2013-11-19
申请号：US13432230
申请日：2012-03-28
IPC分类号： G11B33/02
CPC分类号： G11B17/056
摘要： A disc drive for suppressing warpage deformation of a disc tray generated as initial deformation during molding is provided. A supporting structure of a disc tray 4 provided to be inserted into and ejected from a drive housing 1′ through a tray insertion/ejection opening 15 is provided with guide mechanisms 12a and 12b which slidably support a tray body 4a in the depth direction as viewed from the tray insertion/ejection opening 15 in an interior space of the drive housing 1′, and a protrusion 21 which is slidably contacted to an upper end of the guide mechanism 12a on a lower surface of a wing part 4b protruding from the tray body 4a on the side where a disc protrudes in the width direction.
摘要翻译： 提供了一种用于抑制在模制期间作为初始变形而产生的盘片的翘曲变形的盘驱动器。 设置成通过托盘插入/弹出开口15插入驱动壳体1'并从驱动壳体1'中弹出的盘托盘4的支撑结构设有导向机构12a和12b，其沿着深度方向可滑动地支撑托盘主体4a 从驱动器壳体1'的内部空间中的托盘插入/弹出开口15和从托盘主体突出的翼部4b的下表面滑动地接触引导机构12a的上端的突起21 4a在盘的宽度方向上突出的一侧。
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公开(公告)号：US08220010B2
公开(公告)日：2012-07-10
申请号：US12108572
申请日：2008-04-24
申请人： Yoshiaki Yamauchi , Mitsutaka Shizuya , Tatsumi Uchigiri , Hisahiro Miki , Ikuo Nishida , Shinya Tsubota
发明人： Yoshiaki Yamauchi , Mitsutaka Shizuya , Tatsumi Uchigiri , Hisahiro Miki , Ikuo Nishida , Shinya Tsubota
CPC分类号： G11B33/08 , G11B17/03 , G11B33/1486
摘要： There is provided a disc drive by which the fluid loss of a disc is reduced and the electric power consumption of a spindle motor can be decreased. In the disc drive according to the present invention, a rotation load reducing member is provided between a top cover and the disc. The rotation load reducing member is movably supported by a clearance adjustment member. While the disc is rotating, the rotation load reducing member is moved in the direction approaching the disc. Thereby, the thickness of an air layer on the upper surface of the disc is decreased.
摘要翻译： 提供了一种盘驱动器，其中减少了盘的流体损失，并且可以减小主轴电机的电力消耗。 在根据本发明的盘驱动器中，在顶盖和盘之间设置有旋转负载减小构件。 旋转负载减小构件由间隙调节构件可移动地支撑。 当盘旋转时，旋转负载减小构件沿接近盘的方向移动。 因此，盘的上表面上的空气层的厚度减小。
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