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    • 4. 发明专利
    • Position sensor, measuring system, and plane stage
    • 位置传感器,测量系统和平面图
    • JP2013024702A
    • 2013-02-04
    • JP2011159145
    • 2011-07-20
    • Ckd CorpCkd株式会社
    • ITO AKIHIRO
    • G01B7/00G01B7/30
    • PROBLEM TO BE SOLVED: To measure the displacement of an object to be measured with a simple structure using electrostatic capacitance.SOLUTION: The present invention provides a plane stage having a moving stage that moves relatively in a plane with respect to a fixed section. The plane stage comprises a first sensor that is a position sensor for measuring the position of the moving stage. The first sensor has a fixed electrode section having a first pair of fixed opposite electrodes and a second pair of fixed opposite electrodes that face each other at predetermined intervals and a movable electrode section having first movable electrodes 222 partially inserted between the first pair of fixed opposite electrodes and second movable electrodes 221 partially inserted between the second pair of fixed opposite electrodes. The first pair of fixed opposite electrodes has a first electrostatic capacitance varying depending on an insertion state of the first movable electrodes 222, and the second pair of fixed opposite electrodes has a second electrostatic capacitance varying depending on an insertion state of the second movable electrodes 221.
    • 要解决的问题:使用静电电容以简单的结构测量待测物体的位移。 解决方案:本发明提供了一种具有相对于固定部分相对于平面移动的移动台的平面台。 平面台包括作为用于测量移动台的位置的位置传感器的第一传感器。 第一传感器具有固定电极部分,其具有第一对固定的相对电极和以预定间隔彼此面对的第二对固定相对电极;以及可移动电极部分,其具有部分地插入在第一对固定相对电极 电极和第二可动电极221,其部分地插入在第二对固定的相对电极之间。 第一对固定的相对电极具有根据第一可移动电极222的插入状态而变化的第一静电电容,并且第二对固定的相对电极具有根据第二可移动电极221的插入状态而变化的第二静电电容 。版权所有(C)2013,JPO&INPIT
    • 5. 发明专利
    • Position sensor, measuring system, and plane stage
    • 位置传感器,测量系统和平面图
    • JP2013024701A
    • 2013-02-04
    • JP2011159144
    • 2011-07-20
    • Ckd CorpCkd株式会社
    • ITO AKIHIRO
    • G01B7/00G01B7/30G01D5/241
    • PROBLEM TO BE SOLVED: To measure the displacement of an object to be measured with a simple structure using electrostatic capacitance.SOLUTION: The present invention provides a position sensor 100 for measuring the position of a moving stage. The position sensor 100 comprises: first movable electrodes 131 partially inserted between a first pair of fixed opposite electrodes 111 and 121; second movable electrodes 132 partially inserted between a second pair of fixed opposite electrodes 112 and 122; and third movable electrodes 133 partially inserted between a third pair of fixed opposite electrodes 113 and 123. The first opposite electrodes are disposed in a position shifted in a first direction with respect to the second opposite electrodes, and the third opposite electrodes are disposed in a position shifted in a second direction with respect to the first opposite electrodes.
    • 要解决的问题:使用静电电容以简单的结构测量待测物体的位移。 解决方案:本发明提供一种用于测量移动台的位置的位置传感器100。 位置传感器100包括:部分插入在第一对固定的相对电极111和121之间的第一可动电极131; 部分地插入在第二对固定的相对电极112和122之间的第二可移动电极132; 以及第三可动电极133,其部分地插入在第三对固定的相对电极113和123之间。第一相对电极相对于第二相对电极设置在沿第一方向移动的位置,并且第三相对电极设置在 位置相对于第一相对电极在第二方向上移动。 版权所有(C)2013,JPO&INPIT
    • 6. 发明专利
    • Thermal flowmeter
    • 热流量计
    • JP2011039035A
    • 2011-02-24
    • JP2010128122
    • 2010-06-03
    • Ckd Corpシーケーディ株式会社
    • SEKO YOSHITSUGUNIWA TORUITO AKIHIROFUJIYOSHI ATSUSHI
    • G01F1/684G01F1/692
    • PROBLEM TO BE SOLVED: To provide a thermal flowmeter capable of improving a measuring precision of a flow rate of a fluid. SOLUTION: The thermal flowmeter 70 comprises a sensor flow passage S for constructing a heat wire for measuring the flow rate of the fluid to be measured and a bypass flow passage B for the sensor flow passage S has a measuring chip 60 provided with the heat wire and a sensor substrate 78 for mounting the measuring chip 60 and provided with an electric circuit electrically connected to the measuring chip 60. The thermal flowmeter mounts the measuring chip 60 on the sensor substrate 78 by joining resistor electrodes 64, 65, 66, 67, 68, 69 of the measuring chip 60 and circuit electrodes 54, 55, 56, 57, 58, 59 of the sensor substrate 78 with a joint material, and is provided with through-holes in the circuit electrodes 54, 55, 56, 57, 58, 59 of the sensor substrate 78. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够提高流体的流量的测量精度的热式流量计。 解决方案:热流量计70包括用于构造用于测量待测流体的流量的热丝的传感器流路S,并且用于传感器流路S的旁通流路B具有设置有测量芯片60的测量芯片60 热线和用于安装测量芯片60并设置有电连接到测量芯片60的电路的传感器基板78.热流量计通过连接电阻器电极64,65,66将测量芯片60安装在传感器基板78上 ,67,68,69以及具有接头材料的传感器基板78的电路电极54,55,56,57,58,59,并且在电路电极54,55中设置有通孔, 传感器基板78的56,57,58,59。版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Thermal flowmeter
    • 热流量计
    • JP2008281367A
    • 2008-11-20
    • JP2007123869
    • 2007-05-08
    • Ckd Corpシーケーディ株式会社
    • ITO AKIHIROTSUKAHARA MASAHIROMATSUOKA YOSHIHIROSHIBUYA YUSAKU
    • G01F1/684
    • PROBLEM TO BE SOLVED: To provide a thermal flowmeter capable of detecting accurately the flow rate of fluid to be measured even in a wide flow rate range without being large-sized. SOLUTION: This thermal flowmeter 1 equipped with a bypass channel B to a sensor channel S other than the sensor channel S wherein resisters R1, R2 for measuring the flow rate are installed, is provided with an inflow channel 43 for communicating an inflow port 42 with the bypass channel B, an outflow channel 45 for communicating an outflow port 46 with the bypass channel B, a communication channel C for communicating the inflow channel 43 with the outflow channel 44 without the aid of the sensor channel S and the bypass channel B, and a CPU substrate 63 for calculating the flow rate of the fluid to be measured based on output signals from the resisters R1, R2. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供即使在大流量范围内也能够精确地检测待测流体的流量的热式流量计,而不会大型化。 解决方案:安装有传感器通道S的除了传感器通道S之外的传感器通道S的热式流量计1,其中安装了用于测量流量的电阻R1,R2,用于连通流入 端口42与旁通通道B,用于将流出端口46与旁通通道B连通的流出通道45,用于在没有传感器通道S和旁路的帮助下将流入通道43与流出通道44连通的连通通道C 通道B和CPU基板63,用于根据来自电阻R1,R2的输出信号计算待测流体的流量。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Thermal flowmeter
    • 热流量计
    • JP2004325335A
    • 2004-11-18
    • JP2003122151
    • 2003-04-25
    • Ckd Corpシーケーディ株式会社
    • NOMURA MASAYUKIITO KATSUTOSHIITO AKIHIROSEKO YOSHITSUGU
    • G01F1/684
    • PROBLEM TO BE SOLVED: To form an inexpensive sensor flow passage of high reliability. SOLUTION: In this thermal flowmeter 1 provided with the sensor flow passage S and a main flow passage M, the sensor flow passage S is formed between a measuring chip 11 and a sensor substrate 21 by a weir constituted of a solder 64 and overcoat glasses 62, 63, by mounting, using the solder 64, the measuring chip 11 on the sensor substrate 21 with the weir (of which the bottom face is a substrate texture face 61) formed by the overcoat glasses 62, 63 in substantial parallel to a flowing direction of a measured fluid. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:形成高可靠性的便宜的传感器流路。 解决方案:在具有传感器流路S和主流路M的热式流量计1中,传感器流路S由测量芯片11和传感器基板21之间,由焊料64和 大面积眼镜62,63通过使用焊料64将测量芯片11安装在传感器基板21上,其中由外罩玻璃62,63形成的堰(其底面是基板纹理面61)基本平行 到测量流体的流动方向。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • THERMAL FLOWMETER
    • JP2002168669A
    • 2002-06-14
    • JP2000368801
    • 2000-12-04
    • CKD CORP
    • ITO AKIHIROKAWAI YOSHIHIKO
    • G01F1/692G01F1/698
    • PROBLEM TO BE SOLVED: To provide a thermal flowmeter which avoids the use of wire bonding in a connection of a hot wire of a measuring chip to an electrical circuit, by using a sensor as the chip having the hot wire. SOLUTION: A board 21A, in which the measuring chip 11 is mounted, is made to closely contact with a body 41A to form a main channel M and a sensor channel S1 in the body 41A. At the same time, the hot wire for the sensor provided at the chip 11 and the hot wire for a flowing speed sensor are bridged to the channel S1, and a flow rate of a gas to be measured flowing in the body 41A is measured via the electrical circuit of the rear surface of the board 21A. The wire for the temperature sensor and the hot wire for the speed sensor provided in the chip 11 are connected to the electrical circuit of the rear surface of the board 21A, by making the electrode for the wire of the chip 11 adhere to the electrodes for the circuit of the boards 21A.
    • 10. 发明专利
    • Thermal type flowmeter and method for manufacturing thermal type flowmeter
    • 热式流量计和制造热式流量计的方法
    • JP2012042437A
    • 2012-03-01
    • JP2010186570
    • 2010-08-23
    • Ckd Corpシーケーディ株式会社
    • WASHIMI HARUHIKOSEKO YOSHITSUGUITO AKIHIRO
    • G01F1/684
    • PROBLEM TO BE SOLVED: To provide a thermal type flowmeter for improving the measurement accuracy of the flow rate of fluid and a method of manufacturing the thermal type flowmeter.SOLUTION: In one embodiment of the invention, the thermal type flowmeter 1 has a sensor chip 50 provided with resistors Ra, Rb, Rh and Rt and electrodes 76 to 86 for resistors and a sensor substrate 12 provided with electrodes 58 to 68 for electric circuit connected to an electric circuit for performing measurement principle using the resistors Ra, Rb, Rh and Rt and an insulation part 70 for securing the electric insulation property of the electric circuit. The insulation part 70 is installed in the periphery of an area where the electrodes 58 to 68 for electric circuit are installed, and the electrodes 76 to 86 for resistors and the electrodes 58 to 68 for electric circuit are electrically connected in such a state that the sensor chip 50 is brought into contact with the insulation part 70 by self-weight.
    • 要解决的问题:提供一种用于提高流体流量的测量精度的热式流量计和制造热式流量计的方法。 解决方案:在本发明的一个实施例中,热式流量计1具有设置有电阻器Ra,Rb,Rh和Rt的传感器芯片50和用于电阻器的电极76至86以及设置有电极58至68的传感器基板12 用于使用电阻器Ra,Rb,Rh和Rt进行测量原理的电路连接的电路和用于确保电路的电绝缘性能的绝缘部件70。 绝缘部70安装在安装有电路用电极58〜68的区域的周围,电阻用电极76〜86和电路用电极58〜68电连接, 传感器芯片50通过自重与绝缘部件70接触。 版权所有(C)2012,JPO&INPIT