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    • 31. 发明授权
    • Optical tracking system utilizing three photo-detectors
    • 光学跟踪系统采用三个光电探测器
    • US4750162A
    • 1988-06-07
    • US885699
    • 1986-07-15
    • Osamu Tajima
    • Osamu Tajima
    • G11B7/007G11B7/09G11B7/00
    • G11B7/0938G11B7/00745G11B7/0903G11B7/0941
    • In apparatus for optically reproducing information recorded on an optical recording medium, an optical pickup device is arranged such that three light beams obtained by a diffraction grating are focused to apply first to third light spots to the medium so that the center of the second spot is positioned between (N-1).sup.th and Nhu th tracks and the center of the third spot is positioned between N.sup.th and (N+1).sup.th tracks with the center of the first spot being positioned the center of the N.sup.th track. First to third photo detectors are provided to receive reflected beams from the first to third light spots and the output signals thereof are supplied to a circuit for reproducing the information of the N.sup.th track. In the reproducing circuit, after the output signals are synchronized with each other, the output signals of the second and third photo detectors are supplied to an adder and the sum signal is processed by an adjusting circuit so that the amplitude of a signal component of the (N-1).sup.th and (N+1).sup.th tracks becomes equal to that of a signal component thereof obtained by the first detector. A reproduced signal can be obtained by subtracting the processed signal from the output signal of the first detector.
    • 在用于光学再现记录在光学记录介质上的信息的装置中,光拾取装置被布置成使得由衍射光栅获得的三个光束被聚焦以将第一至第三光斑施加到介质,使得第二光点的中心为 位于第(N-1)和第N第三轨道之间,并且第三点的中心位于第N和第(N + 1)个轨道之间,第一点的中心位于第N个轨道的中心。 提供第一至第三光电检测器以接收来自第一至第三光点的反射光束,并且其输出信号被提供给用于再现第N个磁道的信息的电路。 在再现电路中,在输出信号彼此同步之后,第二和第三光电检测器的输出信号被提供给加法器,并且和信号被调整电路处理,使得信号分量的振幅 (N-1)和(N + 1)个轨道变得等于由第一检测器获得的信号分量。 可以通过从第一检测器的输出信号中减去处理信号来获得再现信号。
    • 32. 发明授权
    • Fuel cell power system
    • 燃料电池电源系统
    • US4686157A
    • 1987-08-11
    • US816595
    • 1986-01-06
    • Yasuo MiyakeOsamu TajimaMasato NishiokaYasuhiko Itoh
    • Yasuo MiyakeOsamu TajimaMasato NishiokaYasuhiko Itoh
    • H01M8/04H01M8/06
    • H01M8/04014H01M8/0612H01M8/04223
    • A fuel cell power system comprises a fuel conditioning apparatus for converting hydrocarbon fuels to a hydrogen-rich gas, and a fuel cell stack for converting fuel gas to electric power, said fuel cell stack including an anode gas chamber connected at its inlet to the fuel conditioning apparatus through a fuel gas feed pipe line, a cathode gas chamber connected to a process air feeding means, and a cooling gas chamber connected at its both ends to a cooling medium circulating line provided with a heat exchanger and a blower, characterized in that said fuel gas feed pipe line and cooling medium circulating line are connected one another through a pipe line provided with a valve to supply said hydrogen-rich gas from said fuel gas feed pipe line to said cooling medium circulating line or vice versa.
    • 燃料电池电力系统包括用于将烃燃料转化为富氢气体的燃料调节装置和用于将燃料气体转换为电力的燃料电池堆,所述燃料电池堆包括在其入口处连接到燃料的阳极气室 通过燃料气体供给管线的调节装置,连接到处理空气供给装置的阴极气体室和在其两端连接到设置有热交换器和鼓风机的冷却介质循环管线的冷却气体室,其特征在于, 所述燃料气体供给管线和冷却介质循环管线通过设置有阀的管路彼此连接,以将来自所述燃料气体供给管线的所述富氢气体供给到所述冷却介质循环管线,反之亦然。
    • 33. 发明授权
    • Temperature control system for fuel cell powerplant
    • 燃料电池动力装置温度控制系统
    • US4640873A
    • 1987-02-03
    • US840794
    • 1986-03-18
    • Osamu TajimaMakoto YamadaHideo HaginoNobuyoshi Nishizawa
    • Osamu TajimaMakoto YamadaHideo HaginoNobuyoshi Nishizawa
    • H01M8/04H01M8/24
    • H01M8/04014H01M8/249
    • A temperature control system for a fuel cell powerplant comprising two or more fuel cell stacks to which cooling gas and process gases are separately supplied, that comprises temperature detectors each being arranged in a fuel cell stack; stack dampers each being arranged in each of inlet or outlet branched pipelines of a circulating pipeline for cooling gas; means for calculating the average value of operating temperatures of all the cell stacks detected by said temperature detectors, a difference between the average value and each detected temperature of the cell stacks, and a difference between the average value and a predetermined value of the operating temperature of the fuel cell stacks; a driver for actuating each stack damper in response to the difference between the average value and the detected temperature of each cell stack, and means for controlling the flow rate and/or the temperature of the cooling gas fed to all the cell stacks in response to the difference between the average value and the predetermined value of the operating temperature.
    • 一种用于燃料电池动力装置的温度控制系统,包括两个或更多个燃料电池堆,冷却气体和工艺气体被单独供应到燃料电池堆,其中包括温度检测器,其各自布置在燃料电池堆中; 每个排放阻尼器布置在用于冷却气体的循环管道的入口或出口分支管道中; 用于计算由所述温度检测器检测的所有电池堆的工作温度的平均值,电池堆的每个检测温度的平均值和每个检测温度之间的差值以及平均值与工作温度的预定值之间的差值的装置 的燃料电池堆; 用于响应于每个电池堆的平均值和检测到的温度之间的差异来致动每个电池组阻尼器的驱动器,以及用于响应于所述电池组的所述电池堆的供给到所有电池组的冷却气体的流量和/或温度进行控制的装置 平均值与工作温度的预定值之间的差。
    • 34. 发明授权
    • Method and apparatus for manufacturing non-fired iron-bearing pellet
    • 制造非烧铁含铁丸的方法和装置
    • US4515351A
    • 1985-05-07
    • US558758
    • 1983-12-06
    • Michio NakayamaOsamu TajimaSeiji MatsuiHideyuki YoshikoshiHiroshi Fukuyo
    • Michio NakayamaOsamu TajimaSeiji MatsuiHideyuki YoshikoshiHiroshi Fukuyo
    • C22B1/24C22B1/08
    • C22B1/2413
    • A treating furnace for manufacturing non-fired iron-bearing pellets comprising a green iron-bearing pellet inlet at one end thereof and a non-fired iron-bearing pellet outlet at the other end. Green iron-bearing pellets are continuously fed into the treating furnace through said inlet and after being heated are discharged through said outlet. The treating furnace contains at least one heating gas blowing port for blowing heating gas into the furnace and at least one heating gas discharge port for discharging said gas after it has heated the pellets. The furnace also contains a preheating zone and at least one preheating gas blowing port and at least one preheating gas discharge port to pass preheating gas through said preheating zone. The heating gas discharged from the heating gas discharge port is used as the preheating gas. The gas discharged from the heating gas discharge port is admixed with the gas discharged from the preheating gas discharge port and then the thus mixed gas is utilized as the feed preheating gas to the preheating gas blowing (inlet) port.
    • 一种用于制造非烧制含铁颗粒的处理炉,其包括在其一端处的绿色含铁颗粒入口和另一端的非烧制的含铁颗粒出口。 绿色的含铁颗粒通过所述入口连续地进入处理炉,并且在加热之后通过所述出口排出。 处理炉含有至少一个用于将加热气体吹入炉内的加热气体吹入口和至少一个加热气体排出口,用于在颗粒加热之后排出气体。 炉还包含预热区和至少一个预热气体吹送口和至少一个预热气体排出口,以使预热气体通过所述预热区。 从加热气体排出口排出的加热气体用作预热气体。 将从加热气体排出口排出的气体与从预热气体排出口排出的气体混合,然后利用这种混合气体作为预热气体吹入(入口)口的进料预热气体。
    • 35. 发明授权
    • Method for manufacturing non-fired iron-bearing pellet
    • 制造非烧铁含铁丸的方法
    • US4432788A
    • 1984-02-21
    • US366199
    • 1982-04-07
    • Michio NakayamaOsamu TajimaSeiji MatsuiHideyuki YoshikoshiHiroshi Fukuyo
    • Michio NakayamaOsamu TajimaSeiji MatsuiHideyuki YoshikoshiHiroshi Fukuyo
    • C22B1/24C22B1/08
    • C22B1/2413
    • A method and an apparatus for manufacturing a non-fired iron-bearing pellet, which comprise:supplying a green iron-bearing pellet containing a hydraulic binder and water into a treating furnace provided with a green iron-bearing pellet inlet at an end thereof and a non-fired iron-bearing pellet outlet at the other end thereof and having at least one heating gas blowing port and at least one heating gas discharge port, blowing through said blowing port into said treating furnace a gas containing a saturated steam at a temperature substantially equal to the heating target temperature of the green pellets, replenishing the heat of said gas lost through heat exchange with said green pellet with the condensation heat produced from condensation of at least part of the steam contained in said gas through heat exchange with said green pellets, and holding said green pellets at said target temperature for a prescribed period of time to harden said green pellets, thereby continuously manufacturing a non-fired iron-bearing pellets. The green iron-bearing pellets introduced into the furnace are first pretreated by contact with the gas which had been used to heat the already preheated pellets.
    • 一种制造非烧结铁质颗粒的方法和装置,包括:将含有水硬性粘合剂和水的绿色含铁颗粒供给到在其末端设有绿色含铁颗粒入口的处理炉中,以及 在其另一端具有至少一个加热气体吹送口和至少一个加热气体排出口的未烧制的含铁丸粒出口,并且在所述处理炉内吹入含有饱和蒸汽的气体 基本上等于生球团矿的加热目标温度,通过与所述生坯一起热交换而损失的所述气体的热量与由所述气体中包含的蒸汽的至少部分的冷凝产生的冷凝产生的热量通过与所述绿色颗粒进行热交换而补充 颗粒,并将所述生球团矿在所述目标温度下保持规定的时间以使所述生球团粒硬化,从而连续制造 使用非烧制的含铁颗粒。 引入炉中的绿色含铁颗粒首先通过与用于加热已经预热的颗粒的气体接触来预处理。
    • 36. 发明授权
    • Disc-shaped recording medium reproducing apparatus
    • 碟形记录介质再现装置
    • US4380780A
    • 1983-04-19
    • US243438
    • 1981-03-13
    • Atsumi HirataOsamu TajimaIsami KanedaHiroyuki SugiyamaTakashi SaitoMasafumi Mochizuki
    • Atsumi HirataOsamu TajimaIsami KanedaHiroyuki SugiyamaTakashi SaitoMasafumi Mochizuki
    • G11B17/049G11B17/04G11B19/10G11B23/03G11B5/012G11B5/016G11B5/52G11B23/02
    • G11B17/049G11B19/10G11B23/0328
    • A reproducing apparatus reproduces a loaded disc-shaped recording medium derived from a case. The case comprises a jacket which has a space for accomodating the disc-shaped recording medium and an opening for allowing the disc-shaped recording medium to go in and out of the jacket, and a lid member inserted through the opening of the jacket for closing the opening of the jacket. The reproducing apparatus comprises an inserting opening through which the case is inserted, a turntable for rotating the disc-shaped recording medium, a clamping mechanism for clamping at least one of the disc-shaped recording medium or the lid member provided at the innermost part on the opposite side from the inserting opening with respect to the turntable, a detecting mechanism for detecting whether the disc-shaped recording medium is loaded within the reproducing apparatus, and an arresting mechanism provided at the vicinity of the inserting opening, for arresting the insertion of a jacket having the lid member into the reproducing apparatus and allowing the insertion of a jacket not having the lid member into the reproducing apparatus, by displacing according to the detecting operation of the above detecting mechanism. The arresting mechanism allows the insertion of the jacket having or not having the lid member into the reproducing apparatus in a state where the detecting mechanism is not performing a detecting operation.
    • 再现装置再现从壳体导出的装载的盘形记录介质。 壳体包括具有用于容纳盘形记录介质的空间和用于允许盘形记录介质进出外壳的开口的外套,以及插入穿过外套的开口的盖构件,用于封闭 外套的开口。 再现装置包括插入壳体的插入开口,用于旋转盘形记录介质的转盘,用于夹持设置在最内部的盘形记录介质或盖构件中的至少一个的夹紧机构 与插入开口相对于转台的相对侧,用于检测盘形记录介质是否装载在再现装置内的检测机构,以及设置在插入孔附近的止动机构,用于阻止插入 通过根据上述检测机构的检测操作移位,将具有盖构件的护套设置到再现装置中并允许将不具有盖构件的护套插入再现装置。 阻止机构允许在检测机构不执行检测操作的状态下将具有或不具有盖构件的护套插入到再现装置中。
    • 37. 发明授权
    • Signal pickup device in a rotary recording medium reproducing apparatus
    • 旋转记录介质再现装置中的信号拾取装置
    • US4360909A
    • 1982-11-23
    • US220530
    • 1980-12-29
    • Osamu Tajima
    • Osamu Tajima
    • G11B9/06G11B3/12G11B3/46G11B21/10G11B21/20G11B3/38G11B11/02G11B21/00
    • G11B3/128G11B3/125G11B3/46
    • A signal pickup device comprises a reproducing element for reproducing recorded signals from recording tracks of a rotary recording medium, a holder having said reproducing element mounted at its tip end, a cantilever having the rear end of said holder mounted at its tip end, force applying coil for applying a force to the rear end side of the cantilever so that the reproducing element makes contact with the rotary recording medium having a predetermined pressure, and control coils for applying force at the rear end side of the cantilever so that tracking control is performed, by displacing said reproducing element in a direction perpendicular with respect to the longitudinal direction of the recording tracks of the rotary recording medium. The cantilever, holder and reproducing element constructs a cantilever assembly, the holder forms a plate-shaped member in which the width in the direction substantially parallel to the rotating surface of the rotary recording medium is larger than the length in the direction perpendicular to the rotating surface, and the holder and the cantilever assembly have a first resonance frequency respective of their spring constant and moment of inertia wherein said resonance frequency is selected at a frequency lower than a frequency f.sub.c at which the response of the servo loop open loop characteristic of the control means becomes zero. The above cantilever has the first resonance frequency at the plane substantially parallel to the rotating surface of the rotary recording medium selected at a frequency higher than the frequency f.sub.c at the rear end side thereof.
    • 一种信号拾取装置,包括一个再现元件,用于从旋转记录介质的记录轨道再现记录信号;一个保持器,其具有安装在其顶端的所述再现元件,悬臂具有安装在其末端的所述保持器的后端, 线圈,用于向悬臂的后端侧施加力,使得再现元件与具有预定压力的旋转记录介质接触;以及用于在悬臂的后端施加力的控制线圈,使得执行跟踪控制 通过相对于旋转记录介质的记录轨迹的纵向垂直的方向移动所述再现元件。 悬臂,保持器和再现元件构成悬臂组件,保持器形成板形构件,其中在大致平行于旋转记录介质的旋转表面的方向上的宽度大于垂直于旋转的方向的方向上的长度 表面,并且保持器和悬臂组件具有其弹簧常数和转动惯量相应的第一共振频率,其中所述谐振频率选择在低于频率fc的频率,在频率fc处,响应于伺服环路开环特性 控制装置变为零。 上述悬臂在基本上平行于旋转记录介质的旋转表面的平面处具有第一共振频率,该旋转记录介质的选择频率高于其后端侧的频率fc。