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    • 41. 发明授权
    • Process for producing grain-oriented electrical steel sheet having
excellent magnetic characteristic
    • 具有优异磁特性的晶粒取向电工钢板的制造方法
    • US5145533A
    • 1992-09-08
    • US769586
    • 1991-10-02
    • Yasunari YoshitomiYozo SugaNobuyuki TakahashiYoshiyuki UshigamiTadashi Nakayama
    • Yasunari YoshitomiYozo SugaNobuyuki TakahashiYoshiyuki UshigamiTadashi Nakayama
    • C21D8/12C21D11/00C22C38/00C22C38/02C22C38/06H01F1/16
    • C21D8/1255C21D11/00C21D8/1283
    • A process for producing a grain-oriented electrical steel sheet having an excellent magnetic characteristic, comprising the steps of: heating to a temperature lower than 1280.degree. C. a steel slab comprising 0.025 to 0.075 wt % C, 2.5 to 4.5 wt % Si, 0.010 to 0.060 wt % acid-soluble Al, 0.0030 to 0.0130 wt % N, 0.014 wt % or less (S+0.405 Se), 0.05 to 0.8 wt % Mn, and the balance consisting of Fe and unavoidable impurities; hot-rolling the thus heated slab to form a hot-rolled strip; cold-rolling the hot-rolled strip to form a cold-rolled strip; decarburization-annealing the cold-rolled strip; applying an annealing separator on the strip; final-annealing the strip; measuring a primary-recrystallized grain size in the stage after completion of a primary recrystallization during the decarburization annealing and before completion of a secondary recrystallization during the final annealing; and controlling in that stage the subsequent grain growth of primary-recrystallized grains by an absorption of nitrogen into the steel strip in accordance with the measured grain size.
    • 一种具有优异磁特性的晶粒取向电工钢板的制造方法,包括以下步骤:加热至低于1280℃的钢坯,其包含0.025〜0.075重量%的C,2.5〜4.5重量%的Si, 0.010〜0.060重量%的酸溶性Al,0.0030〜0.0130重量%的N,0.014重量%以下(S + 0.405 Se),0.05〜0.8重量%的Mn,余量由Fe和不可避免的杂质构成。 热轧如此加热的板坯以形成热轧带材; 冷轧热轧钢带以形成冷轧带材; 对冷轧带材进行脱碳退火; 在带上施加退火分离器; 对带进行最终退火; 在脱碳退火期间完成一次再结晶之后的阶段和在最终退火期间二次再结晶完成之前的阶段中测量一次再结晶的晶粒尺寸; 并且在该阶段通过根据测量的晶粒尺寸将氮吸收到钢带中来控制一次再结晶晶粒随后的晶粒生长。
    • 43. 发明授权
    • Method for the freeze-pressure molding of inorganic powders
    • 无机粉末的冷冻成型方法
    • US4965027A
    • 1990-10-23
    • US286366
    • 1988-12-16
    • Nobuyuki Takahashi
    • Nobuyuki Takahashi
    • B22F3/22B28B1/00B28B1/20B28B1/24B28B3/20C04B35/111C04B35/565C04B35/584
    • C04B35/584B22F3/222B28B1/007C04B35/111C04B35/565
    • The present invention is concerned with a method of molding inorganic powders, primarily ceramic powders, in which a binder fluid having a specific freezing point, typically water, is added to the powder to be molded to form a mixture, after which a mold having the desired cavity is filled with the said mixture. The mixture is then pressure molded and rapidly cooled, freezing the binder fluid to produce a frozen molded shape, which is then dried to remove the binder fluid and sintered.The amount of the binder fluid of specific freezing point to be added to the said inorganic powder is the minimum amount that will satisfy the dual demands of flowability during molding and shape retention after the removal of the binder fluid, with from 25 to 50 vol % generally being appropriate. Holding is achieved by injection molding, compression molding or other technique in which pressure is applied to the material in the mold.The present invention makes possible the easy and economical mass production of sintered products of complex shape, high dimensional accuracy, and high density using inorganic material.
    • 本发明涉及一种成型无机粉末,主要是陶瓷粉末的方法,其中将具有特定凝固点(通常为水)的粘合剂流体加入待模制的粉末中以形成混合物,之后将具有 所需的腔体填充有所述混合物。 然后将混合物加压模制并快速冷却,冷冻粘合剂流体以产生冷冻模制形状,然后将其干燥以除去粘合剂流体并烧结。 要添加到所述无机粉末中的特定凝固点的粘合剂流体的量是在除去粘合剂流体之后将满足成型期间的流动性和形状保持的双重要求的最小量,其中25至50体积% 一般是适当的。 保持是通过注射成型,压缩成型或其它对模具中的材料施加压力的技术实现的。 本发明可以容易且经济地大量生产具有复杂形状,高尺寸精度和高密度的无机材料的烧结产品。
    • 44. 发明授权
    • Substrate processing apparatus
    • 基板加工装置
    • US4825808A
    • 1989-05-02
    • US70986
    • 1987-07-08
    • Nobuyuki TakahashiHiroaki Kitahara
    • Nobuyuki TakahashiHiroaki Kitahara
    • H01L21/302C23C14/56C23C16/54H01L21/00H01L21/205H01L21/3065H01L21/31H01L21/677C23C14/00C23C16/00
    • H01L21/67161C23C14/568C23C16/54
    • A substrate processing apparatus includes input and output chambers for loading and unloading substrates into and out of the apparatus, a separation chamber connected to the input and output chambers, a plurality of substrate processing chambers connected to the separation chamber for processing the substrates therein, and gate valves provided between the separation chamber and the input and output chambers and between the separation chamber and the respective substrate processing chambers for selectively providing communication between the chambers between which the gate valves are arranged. The separation chamber is able to transfer the substrates therethrough, to distribute the substrate into the respective processing chambers and to temporarily maintain the substrate in the separation chamber. With this arrangement, the substrate processing apparatus is capable of effecting different processings of substrates by freely selecting the kinds, orders and repetitions of the processing for the substrates without any interference between these processings.
    • 基板处理装置包括用于将基板装载和卸载的设备的输入和输出室,连接到输入和输出室的分离室,连接到分离室的多个基板处理室,用于在其中处理基板;以及 设置在分离室与输入和输出室之间以及分离室和各个基板处理室之间的闸阀,用于选择性地在其间布置有闸阀的室之间提供连通。 分离室能够将基板传送通过其中,以将基板分配到相应的处理室中并将基板暂时保持在分离室中。 通过这种布置,基板处理装置能够通过自由地选择基板的处理的种类,顺序和重复来实现基板的不同处理,而不会在这些处理之间产生任何干扰。
    • 46. 发明授权
    • Automatic loader
    • 自动装载机
    • US4643629A
    • 1987-02-17
    • US790288
    • 1985-10-22
    • Nobuyuki TakahashiRyuji SugimotoYasuyuki Shirai
    • Nobuyuki TakahashiRyuji SugimotoYasuyuki Shirai
    • B65G1/00B65G1/04B65G1/07B65G47/52C23C14/56H01L21/67H01L21/677B65G1/06
    • H01L21/67781C23C14/56Y10S414/136Y10S414/137Y10S414/139
    • In an automatic loader for automatically loading a flat unprocessed substrate to a substrate processing apparatus for processing the flat substrate and automatically unloading a processed substrate, the automatic loader has: a plurality of cassette stages for vertically moving cassettes having a plurality of substrates held horizontally and parallel to each other; a first substrate convey mechanism contacting a single door of the substrate processing apparatus and forming a common conveyance path of all substrates; a single substrate posture control stage arranged in contact with the first convey mechanism to correct a posture of the substrate to be fed in the substrate processing apparatus; second substrate convey mechanisms for forming at least one conveyance path between the plurality of cassette stages and the substrate posture control stage and exchanging and conveying the substrate; and substrate counters arranged in the respective conveyance paths of the second substrate convey mechanisms. The processed substrates are returned to the original cassette.
    • 在自动装载机中,将平坦的未处理的基板自动装载到用于处理平坦基板并自动卸载处理的基板的基板处理装置,自动装载机具有:多个用于垂直移动的带盒,具有水平保持的多个基板, 相互平行; 与基板处理装置的单个门接触并形成所有基板的公共输送路径的第一基板输送机构; 单个基板姿势控制台,其布置成与所述第一输送机构接触以校正要供给到所述基板处理装置中的所述基板的姿势; 第二基板输送机构,用于形成多个盒带台与基板姿势控制台之间的至少一个输送路径,并交换和输送基板; 以及布置在第二基板输送机构的各个输送路径中的基板计数器。 经处理的基板返回原始盒。
    • 50. 发明授权
    • Controllable rectifier circuit for a power supply
    • 电源可控整流电路
    • US4161022A
    • 1979-07-10
    • US931765
    • 1978-08-07
    • Kenichi KanazawaNobuyuki Takahashi
    • Kenichi KanazawaNobuyuki Takahashi
    • H02M1/08H02M7/12H02M7/162H03K17/13H05B6/06H05B6/12H02M7/155
    • H05B6/062H02M1/083H02M7/1626H03K17/136
    • A controllable rectifier circuit which may be used in a power supply selectively produces a half-wave or a full-wave rectified signal. The rectifier circuit includes a pair of input terminals for receiving an AC signal and a bridge rectifier coupled to the input terminals and including a pair of output terminals across which a rectified AC signal is produced. The bridge rectifier comprises a first current path including a switchable rectifier for conducting positive half cycles of the AC signal and a second current path including a switchable rectifier for conducting negative half cycles of the AC signal. A pulse generator is supplied with reduced amplitude versions of the positive and negative half cycles of the AC signal, in sequence, to produce an output pulse when the reduced amplitude of the half cycle supplied thereto is less than a predetermined level. A non-reduced half cycle of the AC signal is selectively supplied to the pulse generator to prevent the pulse generator from generating an output pulse during that half cycle so that an output pulse is generated only during the beginning and ending portions of the other half cycle. The generated output pulses are supplied to each of the switchable rectifiers, whereby the bridge rectifier rectifies both half cycles of the AC signal when the non-reduced half cycle is not supplied to the pulse generator, and the bridge rectifier rectifies only the other half cycle of the AC signal when the non-reduced half cycle is supplied to the pulse generator.
    • 可用于电源的可控整流电路选择性地产生半波或全波整流信号。 整流电路包括用于接收AC信号的一对输入端和耦合到输入端的桥式整流器,并且包括一对输出端,跨过整流的交流信号产生一对。 桥式整流器包括第一电流路径,其包括用于传导AC信号的正半周期的可切换整流器和包括用于传导AC信号的负半周期的可切换整流器的第二电流路径。 脉冲发生器按照顺序提供交流信号的正半周期和负半周期的减小幅度版本,以便当提供给其的半周期的减小的幅度小于预定电平时产生输出脉冲。 交流信号的非减速半周期被选择性地提供给脉冲发生器,以防止脉冲发生器在该半周期期间产生输出脉冲,使得仅在另一个半周期的开始和结束部分期间产生输出脉冲 。 所产生的输出脉冲被提供给每个可切换整流器,由此当非减速半周期不提供给脉冲发生器时,桥式整流器对AC信号的两个周期进行整流,并且桥式整流器仅对另一半周期进行整流 的非减速半周期被提供给脉冲发生器。