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    • 3. 发明授权
    • Fluid vibrating type flowmeter
    • 流体振动式流量计
    • US5309770A
    • 1994-05-10
    • US848425
    • 1992-03-06
    • Makoto Okabayashi
    • Makoto Okabayashi
    • G01F1/32G01F1/20
    • G01F1/3227
    • A fluid vibrating type flowmeter has a nozzle disposed in a flow passage and defining a nozzle outlet plane extending perpendicular to the flow passage, an enlarged passage disposed downstream of the nozzle and including divergent inner wall surfaces symmetric about an axis of the nozzle, a target disposed centrally of the enlarged passage for obstructing straight movement of streams jetting out of the nozzle, and a constructed passage disposed downstream of the enlarged passage and having a smaller passage width than a rear end of the enlarged passage. Each of the divergent inner wall surfaces includes a main arcuate section continuous from the nozzle outlet plane, a straight diverging wall section continuous from the main arcuate section, and an auxiliary arcuate section continuous at an upstream end thereof from the straight diverging wall section and at a downstream end thereof with the constricted passage. The straight diverging wall section is formed as a common tangent of the main arcuate section and auxiliary arcuate section. The main arcuate section has a radium R and the auxiliary arcuate section has a radius r, these radii being in relations expressed by ##EQU1## wherein L is a distance between the nozzle outlet plane and the center of the auxiliary arcuate section, and x is a distance between the center of the auxiliary arcuate section and a passage axis.
    • 流体振动式流量计具有设置在流动通道中并且限定垂直于流动通道延伸的喷嘴出口平面的喷嘴,设置在喷嘴下游的包括发散的内壁表面的扩大通道,该内壁表面围绕喷嘴的轴线对称,目标 设置在扩大通道的中央以阻止喷射出喷嘴的流的直线运动,以及设置在扩大通道下游并且具有比扩大通道的后端更小的通道宽度的构造通道。 每个发散的内壁表面包括从喷嘴出口平面连续的主弓形部分,与主弓形部分连续的直的发散壁部分和在其上游端处与直的发散壁部分连续的辅助弓形部分, 其下游端具有收缩通道。 直的发散壁部分形成为主弓形部分和辅助弓形部分的共同切线。 主拱形部分具有镭R,辅助弓形部分具有半径r,这些半径处于由表示的关系中,其中L是喷嘴出口平面和辅助弓形部分的中心之间的距离,x是 辅助弓形部分的中心与通道轴线之间的距离。
    • 5. 发明授权
    • Fluidic flowmeter
    • 流量计
    • US4854176A
    • 1989-08-08
    • US207749
    • 1988-06-16
    • Makoto Okabayashi
    • Makoto Okabayashi
    • G01F1/32
    • G01F1/3227Y10T137/2185Y10T137/2224
    • A fluidic flowmeter having a reduced diameter pipe portion, a discharge nozzle and an enlarged diameter pipe portion disposed in series in the order of fluid flow direction, a pair of control nozzles formed on a boundary between the discharge nozzle and the enlarged diameter pipe portion and oriented substantially normal to the discharge direction of the discharge nozzle, the control nozzles facing each other, a pair of return flow passages connecting between the respective control nozzles and a downstream side of the enlarged diameter pipe portion, a target for stabilizing switching of fluid flow direction at the enlarged diameter pipe portion, a flow amount measuring sensor for detecting a variation in pressure or flow amount due to a variation in the flow direction of discharged fluid from the discharge nozzle, a pair of first partition walls for sectioning the enlarged diameter pipe portion, the control nozzles and the return flow passages, a second partition wall for forming discharge passages together with the first partition walls. A face of the target directed towards the discharge nozzle is positioned between a straight line interconnecting center portions of outer peripheral faces of the first partition walls and another straight line interconnecting leading edges of the first partition walls at the control nozzle side.
    • 6. 发明授权
    • P-type thermoelectric material
    • P型热电材料
    • US5484490A
    • 1996-01-16
    • US200321
    • 1994-02-23
    • Shigeki TokitaMakoto OkabayashiTakashi AmanoIsao Nishida
    • Shigeki TokitaMakoto OkabayashiTakashi AmanoIsao Nishida
    • C01B33/06H01C7/00H01L35/20H01L35/22H01L35/14
    • H01L35/22
    • A P-type thermoelectric material consists essentially of iron disilicide, metallic manganese and metallic aluminium dissolved in or alloyed with the iron disilicide, and silicon oxide and/or aluminum oxide present in the iron disilicide. The manganese is contained in an amount of from 1.67 to 4.1 atomic % with respect to a sum of atoms of iron and silicon constituting the iron disilicide, the metallic manganese and the metallic aluminum taken as 100 atomic %, and the metallic aluminum contained in an amount of from 1.33 to 3.33 atomic % with respect thereto, and a sum of the metallic manganese and the metallic aluminum in an amount of from 4.0 to 5.34 atomic % with respect thereto. The P-type thermoelectric material having such a composition produces a thermoelectromotive force equal to or greater than those of the conventional P-type thermoelectric materials comprised of iron disilicide, and it exhibits a mean resistivity equal to or smaller than that of the N-type thermoelectric material. Hence, a thermocouple including the P-type thermoelectric material and the N-type thermoelectric material can be remarkably enhanced in the performance as a whole.
    • P型热电材料基本上由二硅化铁,金属锰和金属铝组成,其与二硅化铁相溶合或与二硅化铁合金,以及存在于二硅化铁中的氧化硅和/或氧化铝。 相对于构成二硅化铁的铁和硅的原子,金属锰和金属铝为100原子%的原子总和,含锰量为1.67〜4.1原子%,金属铝的含量为 相对于此为1.33〜3.33原子%,金属锰和金属铝的总量相对于其为4.0〜5.34原子%。 具有这种组成的P型热电材料产生等于或大于由二硅化铁组成的常规P型热电材料的热电动势,并且其具有等于或小于N型的平均电阻率 热电材料。 因此,作为整体的性能,可以显着提高包括P型热电材料和N型热电材料的热电偶。
    • 7. 发明授权
    • Fluidic flowmeter
    • 流量计
    • US4610162A
    • 1986-09-09
    • US749233
    • 1985-06-27
    • Makoto OkabayashiMasao Haruta
    • Makoto OkabayashiMasao Haruta
    • G01F1/20G01F1/32G01F7/00
    • G01F1/3227G01F1/20G01F7/00
    • A fluidic flowmeter comprising a combination of an upstream fluidic element and a downstream fluidic element. One of the fluidic elements includes a jet nozzle having a smaller opening area than a jet nozzle of the other. The flowmeter further comprises a bypass passage disposed parallel to the former fluidic element and including valve means, preferably a diaphragm type governor valve. The governor valve includes a main valve member and an auxiliary valve member adapted to open by a fluid pressure upstream thereof when the main valve member is in a closed position. Each of the fluidic elements has a sensor disposed in one of return passages to detect flow rate variations therein. A flow rate indicating device is provided to derive flow rates from signals received from the sensors and indicate the flow rates.
    • 包括上游流体元件和下游流体元件的组合的流体流量计。 流体元件中的一个包括具有比另一个的喷嘴更小的开口面积的喷嘴。 该流量计还包括一个平行于前一个流体元件设置的旁通通道,并且包括阀装置,最好是隔膜式调节阀。 调速阀包括主阀构件和辅助阀构件,辅助阀构件适于在主阀构件处于关闭位置时通过其上游的流体压力打开。 每个流体元件具有设置在一个返回通道中以检测其中的流量变化的传感器。 提供流量指示装置以从从传感器接收的信号中导出流量并指示流量。
    • 8. 发明授权
    • Method of welding between a rotor and a shaft and a device for the method
    • 转子和轴之间的焊接方法以及该方法的装置
    • US5093547A
    • 1992-03-03
    • US501524
    • 1990-03-28
    • Toshikuni KusanoMakoto OkabayashiMasami IshiiToshiro Kawakami
    • Toshikuni KusanoMakoto OkabayashiMasami IshiiToshiro Kawakami
    • B23K11/00B23K11/093B23K11/14B23K11/34
    • B23K11/093B23K11/34
    • Welding between a rotor and shaft is accomplished by first placing the shaft within a movable holder of a pressure device. The rotor is then placed in the lower or stationary holder of the pressure device. Each holder is an electrode that can electrify the shaft and rotor. The stationary holder is a cup or container which has inside the cup, a low melting point alloy which conducts electricity from the lower electrode to the rotor to prevent concentration of electricity. Welding is finished by lowering the shaft onto the rotor which is in the cup which is heated to liquefy the low melting point alloy. As the shaft and rotor are pressed together, current is passed through each by the electrodes. The junction of the shaft and rotor are melted and thus joined. After cooling, any of the low melting point metal which remains on the rotor is removed by inserting the rotor in boiling water.
    • 通过首先将轴放置在压力装置的可移动保持器内来实现转子和轴之间的焊接。 然后将转子放置在压力装置的下部或固定的保持器中。 每个支架是可以使轴和转子通电的电极。 固定保持器是在杯内部具有低熔点合金的杯子或容器,其将电力从下电极传导到转子以防止电力集中。 通过将轴降低到被加热以液化低熔点合金的杯中的转子上来完成焊接。 当轴和转子被压在一起时,电流通过电极通过。 轴和转子的接头熔化并因此结合。 在冷却之后,通过将转子插入沸水中来除去保留在转子上的任何低熔点金属。