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    • 2. 发明专利
    • Electromagnetic flowmeter for molten metal
    • 用于金属的电磁流量计
    • JP2006078462A
    • 2006-03-23
    • JP2005013915
    • 2005-01-21
    • Japan Atom Energy Res InstSukegawa Electric Co Ltd助川電気工業株式会社日本原子力研究所
    • MIURA KUNIAKIKIZAWA TATSUYATEZUKA MASAOHANAWA MASANARITOMITA MICHIHIROKIKUCHI KENJISAITO SHIGERUOIGAWA HIROYUKIKURATA YUJI
    • G01F1/58
    • PROBLEM TO BE SOLVED: To restrain an electromotive force in a molten metal inside measured between electrodes from getting low in accompaniment to increase of an apparent wall thickness of a protection member 24 or an inner core 21, and to stabilize the electromotive force measured between the electrodes.
      SOLUTION: This electromagnetic flowmeter for the molten metal has a cylindrical duct 11 for moving the molten metal, a pair of magnetic poles 16, 16 arranged opposedly with the duct 11 therebetween to form a magnetic flux inside the duct 11, the pair of electrodes 12, 12 arranged opposedly with the duct 11 therebetween to output a voltage generated in the molten metal moving in the duct 11 along a direction cutting the magnetic flux. The inner core 21 passing the magnetic flux between the magnetic poles 16, 16, and the protection member 24 for protecting the inner core 21 are inserted into the duct 11 to form an insulation layer 22 between the inner core 21 and the protection member 24. An inner duct 18 is also inserted into the duct 11 to form an insulation layer 23 between the inner core 21 and the inner duct 18.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了抑制在电极之间测量的熔融金属内部的电动势相对于保护构件24或内芯21的表观壁厚的增加而变低,并且稳定电动势 在电极之间测量。 解决方案:这种用于熔融金属的电磁流量计具有用于移动熔融金属的圆柱形导管11,与它们之间的管道11相对设置的一对磁极16,16,以在管道11内形成磁通,该对 电极12,12与其间的导管11相对设置,以沿着切断磁通量的方向输出在管道11中移动的熔融金属中产生的电压。 通过磁极16,16与用于保护内芯21的保护构件24之间的磁通的内芯21插入管道11中,以在内芯21和保护构件24之间形成绝缘层22。 内管18也插入管道11中,以在内芯21和内管18之间形成绝缘层23.版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • プロトン導電性セラミックスを用いた水素濃度計
    • 氢传感器使用导电陶瓷
    • JP2015052502A
    • 2015-03-19
    • JP2013184855
    • 2013-09-06
    • 独立行政法人日本原子力研究開発機構Japan Atomic Energy Agency助川電気工業株式会社Sukegawa Electric Co Ltd
    • OTSUKA NORIAKITAKEUCHI TOMOAKITSUCHIYA KUNIHIKOKAWAMURA HIROSHIMIURA KUNIAKIYAMAMURA CHIAKI
    • G01N27/406G01N27/416G21C17/02
    • 【課題】材料照射試験に使用される試験研究炉などの高放射線環境下において、長期間測定精度を保持して、安定的に水素ガス濃度を測定することができる炉内外センサとしての水素濃度計を提供すること。【解決手段】金属筐体と、金属筐体に連通して取り付けられたプロトン導電性セラミックス管と、そのセラミックス管の内外壁面に設けられた2つの電極と、これらの電極に接続されたMIケーブルを備えた水素濃度計において、金属筐体内部に水素を吸蔵する合金を取付け、金属筐体に侵入する水素を吸蔵するようにする。水素吸蔵合金に加えて、さらに、金属筐体に連通させて、枝管を取り付け、その枝管を介して金属筐体の内部に侵入した水素を大気中に放出させるようにすることでより優れた水素濃度計を得られる。【選択図】図5
    • 要解决的问题:提供氢密度计作为能够稳定地测量氢气浓度的反应器的内部和外部的传感器,同时在诸如测试和研究反应器的高辐射环境下长期保持测量精度 用于材料照射试验。解决方案:提供氢密度计,其包括:金属外壳; 与金属壳体连通并连接到金属壳体上的质子传导陶瓷管; 设置在陶瓷管的内壁和外壁表面上的两个电极; 以及与这些电极连接的MI电缆,其中储存金属的合金被附着在金属外壳中,并且进入其中的氢被储存在合金中。 除了储氢合金之外,通过在与金属壳体连通的同时安装分支管,并且防止通过分支管进入金属壳体的氢气被排放到大气中,可以获得优异的氢浓度计。
    • 4. 发明专利
    • Electromagnetic pump for liquid metal
    • 用于液体金属的电磁泵
    • JP2013220442A
    • 2013-10-28
    • JP2012093446
    • 2012-04-17
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • MIURA KUNIAKIHAGITANI KAZUHIKOTOMITA MICHIHIRO
    • B22D35/00B22D37/00G21C15/247H02K44/06
    • Y02E30/35
    • PROBLEM TO BE SOLVED: To prevent breakage of an electromagnetic pump by reducing thermal stress and thermal strain generated in a part between a liquid metal inlet 17 of a pump side duct 1 and a bottom surface of a liquid metal bath 10 when solidified metal in the liquid metal bath 10 is expanded in remelting the liquid metal after solidification and contraction.SOLUTION: An inductor 5 generating a shifting magnetic field inside a pump side duct 1 is arranged on an outer circumference of the cylindrical pump side duct 1 which passes liquid metal. The inductor 5 is covered by a protecting case 11 and is immersed in the liquid metal 12. A heater 9 such as a micro heater wound so as to surround the pump side duct 1 is arranged on an inner side of the inductor 5. After the liquid metal 12 solidifies and contracts, and then is heated and is melted, the heater 9 is first energized with power to generate heat so as to melt solidified metal inside the pump side duct 1 first.
    • 要解决的问题:为了防止电磁泵的破坏,通过减少在泵侧导管1的液体金属入口17与液体金属浴10的底面之间的部分中产生的热应力和热应变,当在 液态金属浴10在凝固和收缩之后使液态金属再熔化而膨胀。解决方案:在泵侧管道1内产生移动磁场的电感器5设置在通过液态金属的圆筒形泵侧管道1的外圆周上。 电感器5由保护壳体11覆盖并浸没在液体金属12中。在电感器5的内侧设置有围绕泵侧导管1卷绕的微加热器等加热器9。 液体金属12固化并收缩,然后被加热并熔化,首先通过加热器9通电以产生热量,以首先熔化泵侧管道1内的固化金属。
    • 5. 发明专利
    • Induction electromagnetic pump for conductive liquid
    • 用于导电液体的感应电磁泵
    • JP2013198337A
    • 2013-09-30
    • JP2012064649
    • 2012-03-22
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • MIURA KUNIAKITERUYAMA YUZO
    • H02K44/06H02K3/28
    • PROBLEM TO BE SOLVED: To provide an induction electromagnetic pump for conductive liquid which can achieve smooth transportation of conductive liquid, by reducing energy loss of conductive liquid at the inlet and outlet of the induction electromagnetic pump for conductive liquid.SOLUTION: In the induction electromagnetic pump for conductive liquid, the number of turns of coils 6, 6, ... of an inductor 5 provided on the end side of a core 1 disposed in the center of a duct 3 for passing conductive liquid therethrough is set smaller than that of coils 6, 6, ... provided in the center of the core 1. The coil n=01 of a minimum number of turns of a coil 6 on one end side of the core 1 is connected in series with the coil n=19 of a maximum number of turns of a coil 6 on the other end side of the core 1, and the coils n=02, 03, ... of second, third, ... minimum number of turns of a coil 6 on one end side of the core 1 is connected sequentially in series with the coils n=20, 21, ... of second, third, ... maximum number of turns of a coil 6 on the other end side of the core 1.
    • 要解决的问题:为了提供导电液体的感应电磁泵,可以实现导电液体的平稳运输,通过减少导电液体的感应电磁泵的入口和出口处的导电液体的能量损失。解决方案:在感应电磁 用于导电液体的泵,设置在设置在用于使导电液体通过的管道3的中心的芯体1的端侧上的电感器5的线圈6,6,...的匝数被设定为小于 线圈6,6,...设置在芯体1的中心。线圈n的线圈n = 01,线圈6的一端侧的线圈6的最小匝数与线圈n = 19串联 在线圈6的另一端的线圈6的最大匝数和第二,第三线圈的线圈n = 02,03,...之间的线圈6的最小匝数 芯1的端侧与第二个线圈n = 20,21,...顺序地串联连接, 第三,...在芯1的另一端侧的线圈6的最大匝数。
    • 6. 发明专利
    • Method and device for detecting molten metal level
    • 用于检测金属水平的方法和装置
    • JP2012145331A
    • 2012-08-02
    • JP2011001350
    • 2011-01-06
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • MIURA KUNIAKIABE YUJIASAHA MAKOTOKAMATA YOICHI
    • G01F23/26B22D11/16B22D18/04
    • PROBLEM TO BE SOLVED: To provide a method and a device for detecting a molten metal level that cause reduced noise and enable detection of a molten metal level with high sensitivity, and that further has an excellent heat resistance property and is capable of tolerating high temperature, even in a duct conveying high-temperature molten metal.SOLUTION: There is provided a device for detecting a molten metal level, in which a heater 2 is wound for thermal insulation around a duct 1 having heat resistance and corrosion resistance. Further, an AC transmitting primary coil 6 is wound around the duct 1, and AC receiving secondary coils 7a, 7b are wound around the duct 1 adjacent to the primary coil 6. In the device for detecting a molten metal level, a heating power supply is connected to the heater 2, a transmitter is connected to the primary coil 6, and a receiver is connected to the secondary coils 7a, 7b, whilst the heater 2 is a non-inductive sheath heater, and the primary coil 6 and the secondary coils 7a, 7b are inorganic insulation cables.
    • 要解决的问题:提供一种用于检测熔融金属水平的方法和装置,该方法和装置能够降低噪音,并且能够以高灵敏度检测熔融金属水平,并且还具有优异的耐热性,并且能够 耐高温,即使在输送高温熔融金属的管道中也是如此。 解决方案:提供了一种用于检测熔融金属水平的装置,其中加热器2缠绕在具有耐热性和耐腐蚀性的管道1的周围。 此外,AC传输用初级线圈6卷绕在管道1上,并且AC接收次级线圈7a,7b缠绕在与初级线圈6相邻的管道1周围。在用于检测熔融金属水平的装置中,加热电源 连接到加热器2,发射器连接到初级线圈6,并且接收器连接到次级线圈7a,7b,而加热器2是非感应护套加热器,并且初级线圈6和次级线圈 线圈7a,7b是无机绝缘电缆。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Back-face electron impact heating device
    • 背面电子冲击加热装置
    • JP2012003839A
    • 2012-01-05
    • JP2010134638
    • 2010-06-14
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • HAGA SHIGETAKAMIURA KUNIAKI
    • H05B7/00C23C14/24
    • PROBLEM TO BE SOLVED: To heat the entire surface of a heating object 7 uniformly when the object is heated by electron impact by eliminating temperature gradient of a heating plate 2 so that a uniform temperature distribution is formed.SOLUTION: The back-face electron impact heating device comprises a filament 9 provided on the back of a heating plate 2, a heating power supply 12 which heats the filament 9, an acceleration power supply 11 which applies an acceleration voltage to the filament 9, and a reflector 3 which reflects electrons which are emitted from the filament 9 and accelerated by the acceleration voltage applied from the acceleration power supply 11 toward the heating plate 2. Reflection surface of the reflector 3 has a gradient so that its part facing the center part of the heating plate 2 becomes closer to the heating plate 2 than its part facing the peripheral part of the heating plate 2.
    • 要解决的问题:通过消除加热板2的温度梯度来使加热物体7的整个表面均匀地加热物体被电子冲击加热,从而形成均匀的温度分布。 解决方案:背面电子冲击加热装置包括设置在加热板2背面的灯丝9,加热灯丝9的加热电源12,加速电源11 灯丝9和反射器3,其反射从灯丝9发射并由加速电源11向加热板2施加的加速电压加速的电子。反射器3的反射表面具有梯度,使得其部分面向 加热板2的中心部分比其面对加热板2的周边部分的部分更靠近加热板2.版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Filament support for thermionic emission
    • 用于THERMONIC EMISSION的FILAMENT支持
    • JP2011253693A
    • 2011-12-15
    • JP2010126382
    • 2010-06-02
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • HAGA SHIGETAKAOGASAWARA TOSHIHIKOMIURA KUNIAKIABE YUJI
    • H01J1/18H05B3/06
    • PROBLEM TO BE SOLVED: To provide a filament support capable of preventing a guide 4 at a tip of a bracket 2 supporting a filament 3 from dropping down, when the bracket 2 deforms due to a creep phenomenon under high temperature environment.SOLUTION: A filament support for thermionic emission includes, on the bracket 2 having a plate shape and made of high melting metal, the guide 4 for letting the filament 3 go therethrough and at least two arms 5 and 5 extending from upper and lower positions at one end of the bracket 2. The filament support is assembled by inserting the arms 5 and 5 into and fixing the same to attachment holes 6 and 6 provided at upper and lower positions for a support member 1. The plate-shaped bracket 2 is attached to the support member 1 vertically. The bracket 2 has an insertion hole 9 at a base portion of the arms 5 and 5 extending from the one end of the single high melting metal made plate material. The support member 1, and the arms 5 and 5 of the bracket 2 which are inserted into and fixed to the attachment holes 6 and 6 are held by a winding member 7 inserted through the insertion hole 9 and wound around the support member 1.
    • 要解决的问题:为了提供一种灯丝支撑件,当支架2在高温环境下由于蠕变现象而变形时,能够防止支撑灯丝3的托架2的顶端处的引导件4掉落。 解决方案:用于热电子发射的灯丝支架包括在具有板形并且由高熔点金属制成的支架2上,用于使灯丝3穿过其中的导向器4以及从上部和下部延伸的至少两个臂5和5 通过将臂5和5插入其中并将其固定到用于支撑构件1的上部和下部位置处的附接孔6和6来组装灯丝支架。板状支架 2垂直地附接到支撑构件1。 支架2在臂5和5的基部处具有从单个高熔点金属制成的板材的一端延伸的插入孔9。 托架2的支撑构件1和支架5和5插入并固定在安装孔6和6上的臂5和5被插入穿过插入孔9的缠绕构件7保持,并缠绕在支撑构件1上。 P>版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Lead wire connection terminal of sheath heater
    • 导线连接端子加热器
    • JP2011253692A
    • 2011-12-15
    • JP2010126381
    • 2010-06-02
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • MIURA KUNIAKISAKAMOTO TOMOTAKA
    • H05B3/08H01R4/02
    • PROBLEM TO BE SOLVED: To provide a lead wire connection terminal of a sheath heater which makes heat stress hard to occur between an aluminum sheath and an end portion of a lead wire when heating and cooling are repeated, thereby preventing a premature breaking and disconnection of a connection part.SOLUTION: The lead wire connection terminal of a sheath heater is formed by connecting an end portion of a heating wire 10 of a sheath heater 3 to a lead wire 12. The lead wire 12 is made of a thin aluminum wire, and nickel plating or nickel cladding 13 is applied to an end portion of the lead wire 12. The end portion of the heating wire 10 is connected and fixed, by resistance welding 14, to a portion of the lead wire 12, the portion on which the nickel plating or nickel cladding 13 is applied. Alternatively, the end portion of the heating wire 10 is connected to the portion where the nickel plating or nickel cladding 13 is performed, and a nickel pipe is fixed to the nickel plating or nickel cladding portion. The end portion of the heating wire 10 connected to the lead wire 12 is covered with the nickel pipe.
    • 要解决的问题:为了提供一种护套加热器的引线连接端子,其在重复加热和冷却时使铝护套和引线的端部之间难以发生热应力,从而防止过早断裂 以及断开连接部分。 解决方案:护套加热器的引线连接端子通过将护套加热器3的加热丝10的端部连接到引线12而形成。引线12由薄的铝线制成,并且 镍电镀或镍包层13被施加到引线12的端部。加热丝10的端部通过电阻焊接14连接并固定到引线12的一部分上, 镀镍或镀镍层13。 或者,加热丝10的端部连接到执行镍镀层或镍包层13的部分,并且镍管固定到镍镀层或镍包层部分。 连接到引线12的加热丝10的端部被镍管覆盖。 版权所有(C)2012,JPO&INPIT
    • 10. 发明专利
    • Conductive liquid leakage detecting wire
    • 导电液体漏电检测线
    • JP2011220747A
    • 2011-11-04
    • JP2010088225
    • 2010-04-07
    • Sukegawa Electric Co Ltd助川電気工業株式会社
    • MIURA KUNIAKIYAMAMURA CHIAKI
    • G01M3/16G01M3/04G21C17/025
    • PROBLEM TO BE SOLVED: To surely sense leakage of conductive liquid while preventing occurrence of malfunction due to intrusion of moisture.SOLUTION: A conductive liquid leakage detecting wire is non-erosible to the moisture, the whole conductor wire 4 is covered with an insulating material 3 having erosion resistance to the conductive liquid to be detected, and a portion covered with the insulating material 3 of the conductor wire 4 is placed along an inspected object 1. By energizing a slight current between these conductor wires 4 and the inspected object 1, short-circuit between them can be detected. As a result, leakage, intrusion or the like of the conductive liquid serving as detection object from the inspected object 1 including the conductive liquid is detected. As the insulating material 3, PbO-based glass or BiO-based glass is used.
    • 要解决的问题:确保感测导电液体的泄漏,同时防止由于水分侵入引起的故障。

      解决方案:导电漏液检测线对水分不可侵蚀,整个导体线4被对待检测的导电液体具有耐腐蚀性的绝缘材料3覆盖,并且被绝缘材料覆盖的部分 导线4的3被沿着被检查物体1放置。通过对这些导体线4和检查对象1之间的微小电流进行激励,可以检测它们之间的短路。 结果,检测到用于检测对象物的导电性液体的泄漏,侵入等,其中包括导电液体被检查对象1。 作为绝缘材料3,使用PbO基玻璃或Bi 3 O 3 玻璃。 版权所有(C)2012,JPO&INPIT