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    • 21. 发明授权
    • Pulse welding apparatus
    • 脉冲焊接设备
    • US5317116A
    • 1994-05-31
    • US668519
    • 1991-03-27
    • Yoichiro TabataShigeo UeguriYoshihiro UedaMasanori MizunoYoshiaki KatouOsamu Nagano
    • Yoichiro TabataShigeo UeguriYoshihiro UedaMasanori MizunoYoshiaki KatouOsamu Nagano
    • B23K9/073B23K9/09B23K9/095B23K9/10G05F1/08
    • B23K9/1062B23K9/0734B23K9/092B23K9/0953G05F1/08
    • A pulse welding apparatus using a pulse discharge such as a pulse arc welding apparatus and a short-circuit transfer arc welding apparatus. A pulse current waveform control circuit, which controls the pulse arc current so that a desired pulse arc current is supplied to the arc welding power supply for outputting the pulse arc current to the welding load unit, is constructed such that the optimum welding operation may be performed without having to adjust circuit components and modify circuit design. The pulse current waveform control circuit is in the form of a microcomputerized digital circuit which operates under a program to provide a desired pulse arc current. A modification of the program can provide any desired pulse arc currents without changing circuits. The optimum welding current waveform parameters or a target arc length signal is learned in the first welding stage and stored into a memory. An arc length feedback control or a current waveform control is performed under the control of program on the basis of the optimum welding current waveform parameters or the target arc length signal so as to control the faulty separation of globules when magnetic blow occurs and so as to reduce the variation of arc length due to external disturbances occurring at the welding torch so that improved welding quality is ensured under various environments.
    • PCT No.PCT / JP90 / 00246 Sec。 371日期1991年3月27日 102(e)1991年3月27日PCT提交1990年2月27日PCT公布。 公开号WO91 / 01842 日期:1991年2月21日。一种使用脉冲放电的脉冲焊接装置,例如脉冲电弧焊接装置和短路转移电弧焊接装置。 控制脉冲电弧电流的脉冲电流波形控制电路被构造为使得最佳焊接操作可以是最佳焊接操作,该脉冲电流波形控制电路控制脉冲电弧电流,使得向焊接电源提供期望的脉冲电弧电流以向焊接负载单元输出脉冲电弧电流 执行而不必调整电路组件并修改电路设计。 脉冲电流波形控制电路是在程序下操作以提供期望的脉冲电弧电流的微计算机数字电路的形式。 该程序的修改可以提供任何期望的脉冲电弧电流而不改变电路。 在第一焊接阶段学习最佳焊接电流波形参数或目标电弧长度信号,并存储到存储器中。 基于最佳焊接电流波形参数或目标电弧长度信号,在程序控制下执行电弧长度反馈控制或电流波形控制,以便在发生磁场发生时控制球的故障分离,从而 减少由焊枪发生的外部干扰引起的电弧长度的变化,从而确保在各种环境下提高焊接质量。
    • 23. 发明授权
    • Hydraulic control device for automatic transmission
    • 液压控制装置自动变速器
    • US08585549B2
    • 2013-11-19
    • US13576840
    • 2010-12-27
    • Yoshiaki Katou
    • Yoshiaki Katou
    • B60W10/06B60W10/10
    • F16H61/0021F16H2061/0034F16H2312/14
    • An accumulator (40) is connected to a line pressure oil passage (33) via an electromagnetic cut-off valve (42) and a one-way valve (39), a three-way electromagnetic switching valve (44), and a pressure holding valve (46) are additionally installed on clutch pressure oil passage (34) of a low clutch (50) which is engaged at a time of an engine stop. The accumulator is cut off from the line pressure oil passage and the low clutch is communicated with the pressure holding valve and the clutch pressure is held to a value immediately before a torque transmission control, at the time of the engine stop and, during an engine restart, the electromagnetic cut-off valve is duty controlled in accordance with an accelerator opening angle and the clutch pressure is discharged from the accumulator.
    • 蓄电池(40)经由电磁截止阀(42)和单向阀(39),三通电磁换向阀(44)与压力油路(33)连接,压力 保持阀(46)另外安装在在发动机停止时接合的低离合器(50)的离合器压力油路(34)上。 蓄能器与管路压力油路断开,低压离合器与压力保持阀连通,离合器压力保持在发动机停止之前的转矩传递控制之前的值,并且在发动机期间 电磁切断阀根据加速器开度进行负荷控制,离合器压力从蓄能器排出。
    • 24. 发明授权
    • Hydraulic control apparatus and method for belt-type continuously-variable transmission
    • 带式无级变速器液压控制装置及方法
    • US07931551B2
    • 2011-04-26
    • US11723182
    • 2007-03-16
    • Yoshiaki KatouMasanori Yamazaki
    • Yoshiaki KatouMasanori Yamazaki
    • F16H61/00
    • F16H61/66272F16H61/0021F16H2061/66277F16H2061/66286
    • A hydraulic control apparatus includes a continuously-variable transmission; a line-pressure control section configured to produce a line pressure by adjusting a discharge pressure of an oil pump; a first hydraulic-pressure control section configured to adjust a first hydraulic pressure based on the line pressure, the first hydraulic pressure being supplied to the drive pulleys; and a second hydraulic-pressure control section configured to adjust a second hydraulic pressure based on the line pressure, the second hydraulic pressure being supplied to the driven pulleys. The continuously-variable transmission includes a pair of drive pulleys including a first movable pulley and a first fixed pulley; a pair of driven pulleys including a second movable pulley and a second fixed pulley; and a belt wound between the pair of drive pulleys and the pair of driven pulleys. The line-pressure control section is configured to adjust the line pressure to a value set by adding a margin pressure to higher one of the first hydraulic pressure and the second hydraulic-pressure, and configured to reduce the margin pressure when the first hydraulic pressure is higher than the second hydraulic pressure.
    • 液压控制装置包括无级变速器; 线压控制部,被配置为通过调节油泵的排出压力来产生管路压力; 第一液压控制部,被配置为基于所述管路压力调节第一液压压力,所述第一液压被供给到所述驱动滑轮; 以及第二液压控制部,被配置为基于所述管路压力来调节第二液压,所述第二液压被供给到所述从动带轮。 无级变速器包括一对驱动滑轮,其包括第一可动滑轮和第一固定滑轮; 一对从动皮带轮,包括第二可动滑轮和第二固定皮带轮; 以及缠绕在一对驱动滑轮和一对从动滑轮之间的皮带。 线路压力控制部被配置为将线路压力调整为通过将第一液压压力和第二液压压力中的较高压力加上裕度压力而设定的值,并且构成为当第一液压压力为 高于第二液压。
    • 25. 发明申请
    • Decoding Device
    • 解码设备
    • US20090125791A1
    • 2009-05-14
    • US11988240
    • 2005-09-13
    • Yoshiaki KatouKoutarou AsaiTokumichi Murakami
    • Yoshiaki KatouKoutarou AsaiTokumichi Murakami
    • H03M13/05G06F11/07
    • H04N19/00H04N19/44H04N19/467H04N19/89
    • Even when erroneous encoded data is inputted to a decoding device, the decoding device is recovered during one video frame period including a video frame time of the inputted data to enable decoding processing on a next video frame. The decoding device includes: a receiving section (1) for receiving encoded data (11) to output the encoded data corresponding to a video frame, outputting encoded data of a next frame in response to a decoding completion signal (14) to be received, and for transmitting an error signal (15) when the decoding completion signal is not received during a predetermined time; an image decoder (2) for decoding the encoded data (12) from the receiving section (1), transmitting the decoding completion signal (14) to the receiving section (1) when decoding is completed, and for stopping decoding processing in response to a reset signal (16) to be received; and an error recovery section (3) for outputting the reset signal (16) to the image decoder (2) when the error signal (15) is received.
    • 即使当将错误的编码数据输入到解码装置时,解码装置在包括输入数据的视频帧时间的一个视频帧周期期间被恢复,以使能对下一个视频帧进行解码处理。 解码装置包括:接收部分(1),用于接收编码数据(11)以输出对应于视频帧的编码数据,响应于待接收的解码完成信号(14)输出下一帧的编码数据, 并且用于当在预定时间期间未接收到解码完成信号时发送错误信号(15); 用于从接收部分(1)解码编码数据(12)的图像解码器(2),当解码完成时将解码完成信号(14)发送到接收部分(1),并且响应于 要接收的复位信号(16); 以及用于当接收到误差信号(15)时将复位信号(16)输出到图像解码器(2)的错误恢复部分(3)。
    • 30. 发明申请
    • Belt-type continuously variable transmission
    • 带式无级变速器
    • US20050107195A1
    • 2005-05-19
    • US10980328
    • 2004-11-04
    • Yoshiaki Katou
    • Yoshiaki Katou
    • F16H9/18F16H9/00F16H55/56F16H61/00F16H61/662F16H63/06F16H59/00F16H63/00
    • F16H63/065F16H55/56F16H61/0021F16H61/66259F16H61/66263
    • A belt-type continuously variable transmission comprises a drive pulley including cylinder and cramp chambers which vary an effective radius of the drive pulley when applied with a hydraulic pressure, a driven pulley including cylinder and cramp chambers which vary an effective radius of the driven pulley when applied with a hydraulic pressure, a belt operatively put around the drive and driven pulleys and a hydraulic circuit that applies the cylinder and cramp chambers of the drive and driven pulleys with the hydraulic pressure to vary the effective radii of the drive and driven pulleys. The hydraulic circuit includes a line pressure passage that has a line pressure regulating valve installed therein for producing a line pressure in the line pressure passage. The cramp chambers of the drive and driven pulleys are substantially the same in a pressure receiving area and are connected to the line pressure passage to be fed with the line pressure.
    • 带式无级变速器包括:驱动皮带轮,其包括气缸和抽吸室,当施加液压压力时,驱动滑轮的有效半径发生变化;从动皮带轮,包括气缸和抽吸室,所述从动皮带轮改变从动皮带轮的有效半径, 施加液压,可操作地围绕驱动和从动皮带轮的皮带以及液压回路,该液压回路用驱动和从动滑轮的有效半径施加驱动和从动滑轮的气缸和抽吸室。 液压回路包括线压力通道,该管路压力通道安装在其中,用于在管路压力通道中产生管路压力。 驱动轮和从动带轮的抽吸室在受压面积上基本相同,并连接到管路压力通道以供给管路压力。