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    • 2. 发明专利
    • Optical head
    • 光学头
    • JP2004039068A
    • 2004-02-05
    • JP2002193049
    • 2002-07-02
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • MIZUNO OSAMUAIKO HIDEKINAKAMURA TORU
    • G11B7/09G11B7/135
    • PROBLEM TO BE SOLVED: To solve the problem that at the time of increasing the capacity of an optical recording medium, a means for compensating spherical aberration is needed with respect to the uneven thickness of a cover layer for an optical head. SOLUTION: In this optical head, an aberration correcting lens 4 is arranged between a laser light source 3 and an objective lens 5 and the friction coupling of a lens holder 10 is performed to a driving axis 7 through a rubbing holding body 8 and the sliding transfer of the aberration correcting lens 4 is performed in an arbitrary direction by changing the acceleration of the driving axis 7 in the directions of A and B and vibrating the axis 7. COPYRIGHT: (C)2004,JPO
    • 要解决的问题为了解决在增加光学记录介质的容量时的问题,需要用于补偿球面像差的装置相对于用于光学头的覆盖层的不均匀厚度。 解决方案:在该光学头中,在激光光源3和物镜5之间配置像差校正透镜4,通过摩擦保持体8将驱动轴7与透镜架10的摩擦联接 通过改变驱动轴7在A和B的方向上的加速度并使轴7振动,可以在任意方向上进行像差校正透镜4的滑动传递。(C)2004,JPO
    • 3. 发明专利
    • Disk cartridge
    • 盘盒
    • JP2003331551A
    • 2003-11-21
    • JP2002131895
    • 2002-05-07
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • HANAKAWA EIICHIKUROZUKA AKIRANAKAMURA TORU
    • G11B23/03
    • G11B23/0328G11B23/0308G11B23/0316G11B23/0317
    • PROBLEM TO BE SOLVED: To provide a disk cartridge which permits downsizing of a drive mounted with a disk cartridge of a simple body and is adequately usable for a changer drive as well.
      SOLUTION: The disk cartridge is provided with an outer case 100 of an approximately a box shape having an open port 101 on its one end face and an inner case 200 which is drawably housed in the outer case 100 and has a recessed part 230 to be placed on with an optical disk 300. A notch 104 of an approximately V shape configured by an arc 102 and an inclined straight line 103 is formed at the end on the open port 101 side of an upper side plate and lower side plate of the outer case 100 and a notch 203 of an approximately U shape configured by an arc 201 and two inclined straight lines 202 is formed at the inner case 200. The straight line 103 and the straight lines 202 are parallel with each other. The inner case 200 further has a cover 208 which faces the base surface of the recessed part 230 and fits to the notch 104 when the inner case 200 is housed in the outer case 100.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种盘盒,其允许安装有简单主体的盘盒的驱动器的尺寸减小,并且也适用于更换器驱动器。 解决方案:盘盒设置有大致盒状的外壳100,在其一端面上具有开口101,内壳200可拉伸地容纳在外壳100中,并且具有凹部 在光盘300的开口101侧的端部形成由弧102和倾斜直线103构成的大致V字形的切口104,上侧板和下侧板 并且由内部壳体200形成由弧201和两个倾斜直线202构成的大致U字形的凹口203.直线103和直线202彼此平行。 内壳体200还具有盖208,该盖208与凹部部分230的基面相对,并且当内壳体200容纳在外壳100中时嵌合于凹口104.版权所有(C)2004,JPO
    • 6. 发明专利
    • Optical head
    • 光学头
    • JP2006236581A
    • 2006-09-07
    • JP2006161157
    • 2006-06-09
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • YAMASAKI FUMITOMOAIKO HIDEKINAKAMURA TORU
    • G11B7/135G11B7/004G11B7/09G11B7/13
    • PROBLEM TO BE SOLVED: To obtain an optical head capable of detecting signals with a single optical head from two or more kinds of information recording media with different track pitches. SOLUTION: The optical head is provided with a light source 1, a light quantity splitting means 2 for splitting a quantity of a light beam emitted from the light source into two or more beams of different angles, a condensing means 4 for condensing the two or more beams into light spots on an information recording medium 5, a light-shielding means for shielding a predetermined beam among the two or more beams reflected by the information recording medium, and a photo-detecting means 6 for detecting the beams reflected by the information recording medium. The light-shielding means is positioned in the luminous flux directly in front of the photo-detecting means, and selectively shields a predetermined beam among the two or more beams split by the light quantity splitting means according to the kinds of the information recording media. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:获得能够从具有不同轨道间距的两种或更多种信息记录介质中用单个光头检测信号的光学头。 解决方案:光头设置有光源1,用于将从光源发射的光束数量分成两个或更多个不同角度的光束的光量分离装置2,用于冷凝的冷凝装置4 在信息记录介质5上的两个或更多个光束成为光点;屏蔽装置,用于屏蔽由信息记录介质反射的两个或更多个光束中的预定光束;以及光检测装置6,用于检测反射的光束 通过信息记录介质。 光屏蔽装置位于光检测装置正前方的光通量中,并且根据信息记录介质的种类,选择性地屏蔽由光量分离装置分离的两个或更多个光束中的预定光束。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Optical head, and information processing device provided with optical head
    • 光头和信号处理设备提供光头
    • JP2005025923A
    • 2005-01-27
    • JP2004167046
    • 2004-06-04
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • YAMAZAKI BUNCHONAKAMURA TORU
    • G11B7/004G11B7/085G11B7/09G11B7/13G11B7/135
    • PROBLEM TO BE SOLVED: To provide an optical head which can perform layer discrimination by utilizing the signal having a large S/N ratio, and an optical information processing device mounting such an optical head. SOLUTION: The optical information processing device is provided with a converging optical system converging the light from a light source and forming a focus, a light receiving part generating a light quantity signal in accordance with light receiving quantity of a photodetector, a detecting optical system guiding the first reflection light from a first layer of a recording medium and second the reflection light from a second layer to the light receiving part, and a processing circuit discriminating whether the focus is positioned at the vicinity of which layer of the first layer or the second layer of the loaded recording medium using a layer discriminating signal generated based on the light quantity signal. The detecting optical system has a lens giving astigmatism to the first reflection light and the second reflection light. The light receiving part is provided with the photodetector arranged base on an incident region of the second reflection light when the focus is positioned at a position near the first layer and an incident region of the first reflection light when the focus is positioned at a position near the second layer. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供通过利用具有大S / N比的信号来执行层鉴别的光头以及安装这种光头的光信息处理装置。 光信息处理装置设有会聚光学系统,会聚来自光源的光并形成焦点,光接收部分根据光电检测器的光接收量产生光量信号,检测 光学系统引导来自记录介质的第一层的第一反射光,以及将来自第二层的反射光再次引导到光接收部分,以及处理电路,判别焦点是否位于第一层的哪一层附近 或加载的记录介质的第二层,使用基于光量信号产生的层识别信号。 检测光学系统具有对第一反射光和第二反射光进行散光的透镜。 光接收部分设置有基于第二反射光的入射区域的光检测器,当焦点位于第一层附近的位置时,以及当焦点位于靠近位置时的第一反射光的入射区域 第二层。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Optical head
    • 光学头
    • JP2003022563A
    • 2003-01-24
    • JP2001204324
    • 2001-07-05
    • Matsushita Electric Ind Co Ltd松下電器産業株式会社
    • NAGATA TAKAYUKIARAI AKIHIROHAYASHI TAKUONAKAMURA TORU
    • G11B11/105G11B7/09G11B7/135
    • PROBLEM TO BE SOLVED: To solve a conventional problem in winch a focus error signal, a tracking error signal and a magneto-optical signal are affected in the detection because of the generation of the 1st order diffracted light other than the 0-order light for the use of signal detection, when a light beam from a light source passes through a diffraction element. SOLUTION: A light source 2, a polarizing diffraction element 7, a 1/2 wavelength plate 8, and a polarizing optical branching element 9a are arranged successively; as a result, when reflected light from a magneto-optical disk 11 passes through the polarizing diffraction element, a light flux for detecting a servo signal is diffracted; and, when outgoing light from the light source passes through the polarizing diffraction element 7, no diffracted light beam is generated that causes deterioration in the accuracy of servo operation and in the quality of magneto-optical signals.
    • 要解决的问题为了解决绞盘中的常规问题,由于除了0级光之外的1级衍射光的产生,所以在检测中影响聚焦误差信号,跟踪误差信号和磁光信号 当来自光源的光束通过衍射元件时,使用信号检测。 解决方案:依次布置光源2,偏振衍射元件7,1/2波长板8和偏振光分路元件9a; 结果,当来自磁光盘11的反射光通过偏振衍射元件时,用于检测伺服信号的光束被衍射; 并且当来自光源的出射光通过偏振衍射元件7时,不产生衍射光束,导致伺服操作的精度和磁光信号的质量下降。
    • 9. 发明专利
    • Hydrogen generating apparatus and fuel battery system equipped with the same
    • 氢气发生装置和燃料电池系统配套
    • JP2008019159A
    • 2008-01-31
    • JP2007155124
    • 2007-06-12
    • Matsushita Electric Ind Co LtdMatsushita Electric Works Ltd松下電器産業株式会社松下電工株式会社
    • UKAI KUNIHIROMAENISHI AKIRAMUKAI YUJINAKAMURA TORUTSUJIMOTO MASAYANAGATOMO SHINGO
    • C01B3/38C01B3/48H01M8/06
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a hydrogen generating apparatus with a reduced risk of a reforming reaction etc., being inhibited by liquid water discharged from a water evaporator, and a fuel battery system equipped with the same. SOLUTION: The hydrogen generating apparatus is equipped with a heater 1 that produces a combustion gas by burning a gaseous mixture comprising a fuel for combustion and air for combustion, a preheating evaporator 6 that produces a gaseous mixture comprising a raw material and water by heating the raw material and water by the combustion gas produced by the heater, a reformer 2 that produces a hydrogen-containing gas by passing the gaseous mixture produced by the preheating evaporator through a reforming catalyst 2a heated by the combustion gas and a converter 3 that contains a conversion catalyst 3a which reduces the amount of CO in the hydrogen-containing gas produced by the reformer through a shift reaction. The apparatus is further equipped with a water-trapping part 7 that traps liquid water discharged from the preheating evaporator, and the hydrogen-containing gas fed by the reformer to the transformer exchanges heat with the water inside the water-trapping part. COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种具有降低的重整反应等风险的氢发生装置,被从水蒸发器排出的液态水所抑制,以及配备有该装置的燃料电池系统。 解决方案:氢气发生装置配备有加热器1,其通过燃烧包括用于燃烧的燃料和用于燃烧的空气的气体混合物产生燃烧气体;预热蒸发器6,其产生包含原料和水的气体混合物 通过由加热器产生的燃烧气体加热原料和水;重整器2,其通过使由预热蒸发器产生的气体混合物通过由燃烧气体加热的重整催化剂2a和转炉3产生含氢气体; 其含有转化催化剂3a,其通过转移反应减少由重整器产生的含氢气体中的CO的量。 该装置还配备有捕集从预热蒸发器排出的液态水的捕集部分7,并且由重整器供给到变压器的含氢气体与捕获水中的水进行热交换。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Hydrogen generator and fuel cell power generation system using the same
    • 氢发生器和燃料电池发电系统
    • JP2007331985A
    • 2007-12-27
    • JP2006166424
    • 2006-06-15
    • Matsushita Electric Ind Co LtdMatsushita Electric Works Ltd松下電器産業株式会社松下電工株式会社
    • MUKAI YUJIMAENISHI AKIRAUKAI KUNIHIROTSUJIMOTO MASAYANAKAMURA TORU
    • C01B3/38C01B3/48H01M8/06
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To solve the problem that it is difficult to control respective temperatures of a converting catalyst and an oxidation catalyst to appropriate temperatures, in an integrated type hydrogen generator. SOLUTION: The hydrogen generator is equipped with: an annular first gas flow passage having a reformer 3 for producing a hydrogen-containing gas from a raw material and steam, and a mixed gas flow passage through which a mixed gas of the raw material and steam, supplied to the reformer 3, flows; and an annular second gas flow passage having a converter 4 for reducing the content of carbon monoxide in the hydrogen-containing gas sent out from the reformer 3 and a CO remover 5 for reducing the content of carbon monoxide in the hydrogen-containing gas sent out from the converter 4. Further, in the hydrogen generator, the second gas flow passage has an annular cooling passage, through which the hydrogen-containing gas sent out from the converter 4 flows, between the CO remover 5 and the mixed gas flow passage, and thereby, the hydrogen-containing gas passed through the cooling passage is turned back so as to be introduced into the CO remover 5. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了解决在一体型氢气发生器中难以将转化催化剂和氧化催化剂的各自温度控制在适当温度的问题。 解决方案:氢发生器装备有:环状第一气体流路,其具有用于从原料和蒸汽产生含氢气体的重整器3和混合气体流路,混合气体流路 提供给重整器3的材料和蒸汽流动; 以及具有用于降低从重整器3输出的含氢气体中的一氧化碳含量的转化器4的环状的第二气体流路,以及用于降低发出的含氢气体中的一氧化碳含量的CO除去器5 此外,在氢生成装置中,第二气体流路具有环形冷却通路,从转换器4送出的含氢气体通过该环状冷却通路在CO除去器5和混合气体流路之间流动, 从而将通过冷却通道的含氢气体返回,以便被引入到CO去除器5中。(C)2008,JPO&INPIT