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    • 1. 发明授权
    • Drive motor control unit
    • 驱动电机控制单元
    • US4908738A
    • 1990-03-13
    • US233652
    • 1988-07-08
    • Katsuo KobariNaoto OtaNaoyuki SuzukiYuji Kanamori
    • Katsuo KobariNaoto OtaNaoyuki SuzukiYuji Kanamori
    • H02M7/00H05K1/14H05K5/00H05K7/14
    • H05K7/1432H02M7/003H05K1/144
    • A motor drive unit used in controlling an AC motor which drives the spindle or feed shaft of a machine tool is suitable for automatic assembly in which a plurality of electrical components are mounted and wired. In accordance with the motor drive unit of the invention, an upper frame (2) supporting a printed circuit board (1) having electrical circuitry which employs control semiconductors, and a lower frame (4) for mounting a heat radiating device (5), which mounts a rectifier or the like, as well as a power resistor (6), are constructed of synthetic resin. A power board (3) on which power circuit components are connected by soldering is sandwiched between the two frames (2), (4) and has the components on the heat radiating device (5) and the power resistor (6) mounted and connected thereto by screws. The two frames (2), (4) are fastened together by screws (25).
    • PCT No.PCT / JP87 / 00995 Sec。 371日期:1988年7月8日 102(e)日期1988年7月8日PCT提交1987年12月18日PCT公布。 出版物WO88 / 04879 日期1988年6月30日。用于控制驱动机床的主轴或进给轴的交流电动机的电机驱动单元适用于多个电气部件的安装和布线的自动组装。 根据本发明的电机驱动单元,支撑具有采用控制半导体的电路的印刷电路板(1)的上框架(2)和用于安装散热装置(5)的下框架(4) 安装整流器等以及功率电阻器(6)由合成树脂构成。 通过焊接将电源电路部件连接的电源板(3)夹在两个框架(2),(4)之间,并且具有安装和连接的散热装置(5)和功率电阻器(6)上的部件 通过螺丝。 两个框架(2),(4)通过螺钉(25)固定在一起。
    • 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。