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    • 3. 发明授权
    • Hydraulic driving device of civil engineering and construction machinery
    • 土木工程机械液压驱动装置
    • US06619037B1
    • 2003-09-16
    • US09889612
    • 2001-07-19
    • Tsukasa ToyookaToichi HirataGenroku SugiyamaKouji IshikawaMasao NishimuraTsuyoshi Nakamura
    • Tsukasa ToyookaToichi HirataGenroku SugiyamaKouji IshikawaMasao NishimuraTsuyoshi Nakamura
    • F16D3102
    • E02F9/2267E02F9/2239E02F9/2242E02F9/2271E02F9/2292
    • Provided are hydraulic pumps 1,2, a control valve group 15a connected to the pump 1 and including a bypass on/off valve 7, a control valve group 15b connected to the pump 2 and including a reserve-actuator-controlling, directional control valve 11, a communication line 13 communicating a most upstream side of the control valve group 15a with a supply line 11a to the reserve-actuator-controlling, directional control valve 11, a merge control valve 14 for communicating or cutting off the communication line 13, an interlocked control means for changing over the merge control valve 14 to an open position and the bypass on/off valve 7 to a closed position in association with a change-over operation of the reserve-actuator-controlling, directional control valve 11, and a selective control valve 28 capable of taking one of a state, in which the operation to change over the merge control valve 14 by the interlocked control means is feasible, and another state in which the operation to change over the merge control valve by the interlocked control means is infeasible. The control valve group 15a, the control valve group 15b, the communication line 13 and the merge control valve 14 are arranged in a housing 15 such that a change or the like in a maximum value of an operating speed of an actuator, said operating speed being controlled by the reserve directional control valve, can be achieved.
    • 设有液压泵1,2,与泵1连接并包括旁通开闭阀7的控制阀组15a,连接到泵2的控制阀组15b,并且包括备用执行器控制方向控制阀 如图11所示,将控制阀组15a的最上游侧与供给管线11a连通的通信线路13配置到备用执行器控制用方向控制阀11,连通或切断通信线路13的合流控制阀14, 联合控制装置,用于将合并控制阀14转换到打开位置,旁路开/关阀7与备用执行器控制方向控制阀11的转换操作相关联地转换到关闭位置,以及 选择控制阀28,其能够采用其中一个状态,其中通过互锁控制装置切换合并控制阀14的操作是可行的;以及另一种状态,其中改变o的操作 通过互锁控制装置检查合并控制阀是不可行的。 控制阀组15a,控制阀组15b,连通管线13和合并控制阀14布置在壳体15中,使得在致动器的操作速度的最大值中的变化等,所述操作速度 由备用方向控制阀控制,可以实现。
    • 4. 发明授权
    • Capacitor characteristics measurement and packing apparatus
    • 电容特性测量和包装设备
    • US06448525B1
    • 2002-09-10
    • US09056320
    • 1998-04-07
    • Yoshinao NishiokaMitsuru KitagawaMasao NishimuraToshinari Tabata
    • Yoshinao NishiokaMitsuru KitagawaMasao NishimuraToshinari Tabata
    • B07C5344
    • B65B15/04B07C5/344B07C5/365Y10S209/919
    • Capacitor characteristics measurement apparatus and packing apparatus includes a turntable (1) intermittently driven at a constant pitch to supply capacitors (C) from a parts feeder (8) to a holder section (2) of the turntable (1) in a one-by-one manner. A capacitance measurement section (4) and an IR prediction section (5) are provided to determine whether each capacitor is acceptable or defective in quality based on the measured values obtainable from these sections (4, 5). The IR prediction section (5) applies a DC voltage to a capacitor while predicting the current value at termination of chargeup by use of its initial current value in the charge region of an insulation polarization component thereof upon application of the voltage thereto. A defective product ejection section (6) is provided for ejecting defective capacitors and an acceptable product extraction section (7) is provided for putting acceptable capacity into a storage section (31a) of a base material tape (31) conveyed by a taping device (30) and then packing the acceptable capacity by a process including a step of pasting a cover tape onto the base material tape (31).
    • 电容特性测量装置和包装设备包括以恒定间距间歇地驱动的转盘(1),以一个一个的方式从电动机(8)到转盘(1)的保持器部分(2)提供电容器(C) 一种方式。 提供电容测量部分(4)和IR预测部分(5),以基于从这些部分(4,5)可获得的测量值来确定每个电容器是否可接受或质量有缺陷。 IR预测部(5)在对其施加电压时,通过使用其在绝缘极化分量的电荷区域中的初始电流值来预测电池终止时的电流值,向电容器施加直流电压。 提供了一种用于排出有缺陷的电容器的不良产品喷射部分(6),并且提供了可接受的产品提取部分(7),用于将可接受的容量提供到由胶带装置输送的基材带(31)的存储部分(31a)中 30),然后通过包括将盖带粘贴到基材带(31)上的步骤的方法包装可接受的容量。
    • 6. 发明授权
    • Pin assembly and implements connecting apparatus
    • 针组装和实现连接装置
    • US06877259B2
    • 2005-04-12
    • US10652514
    • 2003-09-02
    • Masao NishimuraTetsuo Ohnishi
    • Masao NishimuraTetsuo Ohnishi
    • E02F3/40E02F3/36E02F9/00F16C17/18F16C33/10E02F3/96
    • E02F3/3604E02F9/006F16C11/045F16C2350/26Y10T403/598
    • The invention provides a pin assembly and Implements connecting apparatus which can replace a working device such as a bucket or the like easily and for a short time. A first member (20) having a pair of brackets (18, 19) is connected to a second member (22) having a boss portion (21). First member (20) and second member (21) are connected so as to swing freely and mutually by inserting a pin assembly (17) having an outer tubular body (15) and a connection pin (16) rotatably connected thereto into one bracket (18), boss portion (21) and another bracket (19). In a connected state, outer tubular body (15) and boss portion (21) are fixed. Pin assembly (17) can be pulled out by applying a pressing force to an opposite side in an inserting direction of pin assembly (17).
    • 本发明提供了一种销组件,并且实现了可以容易地和短时间地替换诸如铲斗等工作装置的连接装置。 具有一对支架(18,19)的第一构件(20)连接到具有凸台部分(21)的第二构件(22)。 第一构件(20)和第二构件(21)通过将具有外筒体(15)的销组件(17)和与其可旋转地连接的连接销(16)插入一个支架 18),凸台部分(21)和另一支架(19)。 在连接状态下,固定外管体(15)和凸台部(21)。 可以通过对销组件(17)的插入方向的相对侧施加按压力来将销组件(17)拉出。
    • 10. 发明授权
    • Method of inspecting piezoelectric ceramic device
    • 检测压电陶瓷器件的方法
    • US06480010B2
    • 2002-11-12
    • US09746324
    • 2000-12-22
    • Masato IkutaToshinari TabataMasao Nishimura
    • Masato IkutaToshinari TabataMasao Nishimura
    • G01R2922
    • G01R29/22G01N27/02G01N33/388
    • A piezoelectric ceramic device is heated so that the temperature is increased to a temperature in the vicinity of the maximum temperature at which the device, when the temperature is returned to ordinary temperature, is returned to substantially the same piezoelectric characteristic before heating. In the state that the piezoelectric ceramic device is heated, and the temperature is increased, at least one of the piezoelectric phase characteristic and the impedance characteristic of the piezoelectric ceramic device is measured. The measurement is compared with a standard characteristic, whereby an internal defect of the piezoelectric ceramic device is detected, based on results of the comparison. For the heating and temperature-increasing, and the measuring, a high frequency measurement signal having a power level that is higher than the rated level of the piezoelectric ceramic device is applied, and simultaneously with the piezoelectric ceramic device itself being dielectric-heated by the application of the high frequency signal, at least one of the piezoelectric phase characteristic and the impedance characteristic is measured.
    • 加热压电陶瓷装置,使得温度升高到当温度恢复到常温时装置在加热之前恢复到基本相同的压电特性的最高温度附近的温度。 在压电陶瓷器件被加热并且温度升高的状态下,测量压电陶瓷器件的压电相位特性和阻抗特性中的至少一个。 将测量与标准特性进行比较,由此基于比较结果检测压电陶瓷器件的内部缺陷。 对于加热和升温以及测量,施加具有高于压电陶瓷装置的额定电平的功率电平的高频测量信号,并且与压电陶瓷装置本身同时由 应用高频信号,测量压电相位特性和阻抗特性中的至少一个。