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    • 2. 发明申请
    • SERVO AMPLIFIER WITH REGENERATIVE FUNCTION
    • 具有再生功能的伺服放大器
    • US20090230898A1
    • 2009-09-17
    • US12356928
    • 2009-01-21
    • Shunsuke MatsubaraYasusuke IwashitaShinichi HorikoshiNaoyuki Suzuki
    • Shunsuke MatsubaraYasusuke IwashitaShinichi HorikoshiNaoyuki Suzuki
    • H02P3/14
    • H02P3/18
    • A servo amplifier for a robot capable of avoiding an excessive capacity for dealing with a regenerative power to achieve downsizing, cost reduction and energy saving of the device. A servo amplifier for driving servomotors of a robot to perform an operation using an electric power from a power source. The servo amplifier comprises a changeable converter connected with the power source and a plurality of inverters electrically connected with the converter and the servomotors. The changeable converter is selectively provided as a converter having a regenerative function of returning a regenerative power generated in the servomotors to the power source, or a converter having a regenerative function of discharging the regenerative power through a resistor, depending on conditions of the operation by the robot.
    • 一种用于机器人的伺服放大器,其能够避免用于处理再生电力的过剩能力,以实现装置的小型化,降低成本和节能。 一种伺服放大器,用于驱动机器人的伺服电动机,以使用来自电源的电力进行操作。 伺服放大器包括与电源连接的可变换器和与转换器和伺服电机电连接的多个逆变器。 可选择地提供可变转换器作为转换器,其具有将在伺服电动机中产生的再生电力返回到电源的再生功能,或者具有通过电阻器再生功率放电的再生功能的转换器,这取决于根据操作的条件 机器人。
    • 3. 发明授权
    • Method of and an apparatus for protecting a regenerative resistor in an
inverter for driving a servomotor
    • 用于保护用于驱动伺服电动机的逆变器中的再生电阻器的方法和装置
    • US5814954A
    • 1998-09-29
    • US765855
    • 1996-12-23
    • Naoyuki SuzukiShinichi Horikoshi
    • Naoyuki SuzukiShinichi Horikoshi
    • H02H5/04H02H6/00H02H7/122H02P3/18H02P3/22H02P3/14
    • H02H6/00H02H5/047H02P3/18H02P3/22H02H7/1222Y10T307/636
    • A protecting method and apparatus for a regenerative resistor in which a regenerative resistor is satisfactorily protected from a thermal breakage caused by an over-regeneration by combining a projection of the regenerative resistor by a thermostat and a protection of the regenerative resistor by an analog simulation circuit and by coordinating protective regions of these two protections. The heat-responsive switch (2) stops power supply to a DC link (10) when the temperature of the regenerative resistor is increased to a predetermined value or greater value. The analog simulation circuit (1) is provided with a charge-discharge circuit to be charged and discharged in response to a regenerative pulse signal from a level detector (7), estimates the quantity of heat accumulated in the regenerative resistor (5) by means of the charge-discharge circuit, and stops power supply to the DC link (10) when a predetermined threshold value is exceeded by the estimated value. A fusing region of the regenerative resistor (5) is covered by at least one of the protective regions based on the heat-responsive switch (2) and the analog simulation circuit (1).
    • PCT No.PCT / JP96 / 01185 Sec。 371日期:1996年12月23日 102(e)1996年12月23日PCT PCT 1996年4月30日PCT公布。 WO96 / 34450 PCT公开 日期:1996年10月31日一种用于再生电阻器的保护方法和装置,其中再生电阻器通过将恒温器的再生电阻器的投影与再生电阻器的保护组合而令人满意地防止由过度再生造成的热断裂 通过模拟仿真电路和通过协调这两个保护的保护区域。 当再生电阻器的温度升高到预定值或更大值时,热响应开关(2)停止向DC链路(10)供电。 模拟仿真电路(1)具有响应于来自电平检测器(7)的再生脉冲信号而被充放电的充放电电路,通过装置估计再生电阻器(5)中累积的热量 并且当预定阈值超过估计值时停止对DC链路(10)的电力供应。 基于热响应开关(2)和模拟仿真电路(1),再生电阻器(5)的熔融区域由至少一个保护区域覆盖。
    • 7. 发明授权
    • Motor controller
    • 电机控制器
    • US06313593B1
    • 2001-11-06
    • US09614174
    • 2000-07-11
    • Shunsuke MatsubaraNaoyuki SuzukiAkira Hirai
    • Shunsuke MatsubaraNaoyuki SuzukiAkira Hirai
    • H02K1732
    • H02P5/74H02P27/08H02P29/02
    • Provided to the motor controller is means which can alter a conversion ratio with which a current value detected by a current detector is converted into a unit (such as voltage) easily usable in motor current control. According to the maximum current value of the motor and the demagnetization limit current of the motor, an optimum conversion ratio is selected and switched over. By making it possible to select and preset a conversion ratio, a plurality of motors can be controlled by one motor controller. Therefore, restrictions imposed on the combination of the motor controller and the motor are lightened.
    • 提供给电动机控制器的装置可以改变由电流检测器检测到的电流值转换成容易用于电动机电流控制的单元(例如电压)的转换比。 根据电动机的最大电流值和电动机的退磁极限电流,选择并切换最佳转换比。 通过使得可以选择和预设转换比,可以通过一个电动机控制器来控制多个电动机。 因此,减轻了对电动机控制器和电动机的组合的限制。
    • 8. 发明授权
    • Main valve
    • 主阀
    • US5560586A
    • 1996-10-01
    • US442164
    • 1995-05-16
    • Yoshiki ArugaNaoyuki Suzuki
    • Yoshiki ArugaNaoyuki Suzuki
    • F16K31/04F16K31/50H01L21/67F16K1/16F16K31/02
    • H01L21/67F16K31/04F16K31/50
    • A bridge-type main valve located at a connecting outlet between a vacuum chamber and a main vacuum pump, and having a rod of an electric cylinder driven by a stepper motor connected to a valve seat for opening and dosing the connecting outlet so that the driving direction and a closing surface of the valve seat form a right angle. A piston may be attached to the rod, and a cylindrical housing fitted in the piston so that the piston and the cylindrical housing form a pressurized air pumping chamber for moving the rod and the valve seat in the outlet closing direction. The valve can achieve fine pressure adjustment without any variable orifice by stopping a valve seat at an arbitrary (not stepwise) position.
    • 一种桥式主阀,位于真空室和主真空泵之间的连接出口处,并且具有由连接到阀座的步进电机驱动的电动缸的杆,用于打开和计量连接出口,使得驱动 方向和阀座的关闭表面形成直角。 活塞可以附接到杆上,并且圆柱形壳体装配在活塞中,使得活塞和圆柱形壳体形成用于沿着出口关闭方向移动杆和阀座的加压空气泵送室。 通过将阀座停止在任意(不是逐步)的位置,该阀可实现精密的压力调节而无需任何可变孔。
    • 9. 发明授权
    • Process for producing polymer from quaternized acrylate monomer
    • 由季铵化丙烯酸酯单体生产聚合物的方法
    • US4190717A
    • 1980-02-26
    • US842157
    • 1977-10-14
    • Naoyuki SuzukiYoji WadaAkihisa FurunoMasao Ishii
    • Naoyuki SuzukiYoji WadaAkihisa FurunoMasao Ishii
    • C02F1/54C08F2/02C08F20/34C08F2/16
    • C02F1/54C08F20/34
    • A process for producing a cationic polymer, which comprises polymerizing a vinyl monomer represented by the general formula, ##STR1## wherein R.sub.1 represents --H or --CH.sub.3, R.sub.2 represents --CH.sub.2 CH.sub.2 -- or ##STR2## R.sub.3 and R.sub.4 represent --CH.sub.3 or --CH.sub.2 CH.sub.3, R.sub.5 represents --C.sub.n H.sub.2n+1, in which n is an integer of 0 to 4, ##STR3## or --CH.sub.2 COOH, and X.sup.- represents Cl.sup.-, CH.sub.3 SO.sub.4.sup.-, CH.sub.3 SO.sub.3.sup.-, or 1/2 SO.sub.4.sup.--, either alone or in admixture with up to 25% by weight, based on the total weight of the monomers, of other copolymerizable vinyl monomers in the presence of 7 to 18% by weight, based on the weight of the polymerization system, of water and, if necessary, choline chloride by use of a polymerization initiator and elevating the temperature, in the final polymerization stage, to 110.degree. to 150.degree. C. to complete the polymerization, thereby obtaining the water-soluble cationic polymer in the form of a lump. The polymer in the lump form thus obtained may be easily ground with a high efficiency at room temperature. The powdered polymer is excellent as a cationic flocculant.
    • 一种阳离子聚合物的制造方法,其包括聚合由通式表示的乙烯基单体,其中R 1表示-H或-CH 3,R 2表示-CH 2 CH 2 - 或R 3,R 4表示-CH 3 或-CH 2 CH 3,R 5表示-C n H 2n + 1,其中n为0至4的整数,或者是-CH 2 COOH,X表示Cl - ,CH 3 SO 4 - ,CH 3 SO 3 - 或1/2 SO 4 - 在基于聚合体系的重量的7至18重量%的存在下,单独或以至多25重量%的混合物,基于单体的总重量,其它可共聚的乙烯基单体的混合物,以及 如果需要,使用聚合引发剂进行氯化胆碱化,并在最终聚合阶段将温度升高至110℃至150℃以完成聚合,从而获得块状形式的水溶性阳离子聚合物 。 如此获得的块状聚合物可以容易地在室温下高效地研磨。 粉末聚合物作为阳离子絮凝剂是优异的。