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    • 1. 发明授权
    • Butterfly valve
    • US12085174B1
    • 2024-09-10
    • US18123530
    • 2023-03-20
    • Tsung-Yen Tsai
    • Tsung-Yen Tsai
    • F16K1/22F16K1/226F16K31/60
    • F16K1/221F16K1/2268F16K31/602
    • This invention relates to a butterfly valve, which includes at least a valve body, a valve shaft, a seal member and a valve plate. Said valve body is provided with a first valve shaft hole, and a through hole is provided in the middle position of said valve body. A positioning ring is provided on the upper periphery of said valve shaft, said valve shaft is composed of an upper section, a middle section and a lower section, said upper section and lower section are cylindrical structures, and said middle section is a non-cylindrical structure; the outer diameter of said positioning ring is larger than the outer diameter of said upper section, a sliding washer is mounted on said valve shaft, and said sliding washer is arranged between the groove of said valve body and the positioning ring of said valve shaft; a fastening recess is provided below the lower section of said valve shaft, and a C-shaped buckle is mounted on said fastening recess. said seal member is provided with a second valve shaft hole, the inner side of said second valve shaft hole is provided with at least one annular flange; the inner side of said seal member is provided with a counterbore at the position of said second valve shaft hole, said counterbore is provided with a resistance-reducing element. Said valve plate is provided with a third valve shaft hole, and the shape of said third valve shaft hole corresponds to the shape of said middle section of said valve shaft.
    • 2. 发明授权
    • Voltage regulating apparatus with switching and linear operational modes
    • 具有开关和线性工作模式的电压调节装置
    • US08717000B2
    • 2014-05-06
    • US13293681
    • 2011-11-10
    • Chih-Pao LinJui-Tse LinTsung-Yen Tsai
    • Chih-Pao LinJui-Tse LinTsung-Yen Tsai
    • G05F1/00
    • G05F1/563H02M3/1588H02M2001/0045Y02B70/1466
    • The invention discloses a voltage regulating apparatus which includes: an output stage providing the apparatus with an output voltage and producing a partial voltage of the output voltage; an error amplifier coupled to the output stage and comparing the partial voltage with a reference to produce a first voltage; a PWM unit coupled to the error amplifier and comparing the first voltage with a voltage signal to produce second and third voltages; a selection unit coupled to the error amplifier and the PWM unit and outputting a fourth voltage equalling either the first or the second voltage; a first transistor coupled to the selection unit and receiving the fourth voltage and a DC voltage; and a second transistor coupled to the PWM unit, the first transistor, and a ground and receiving the third voltage; wherein a connection point of the first and second transistors is connected to the output stage.
    • 本发明公开了一种电压调节装置,包括:输出级,为该装置提供输出电压并产生输出电压的部分电压; 误差放大器,耦合到所述输出级,并将所述部分电压与参考值进行比较以产生第一电压; PWM单元,耦合到所述误差放大器,并将所述第一电压与电压信号进行比较以产生第二和第三电压; 选择单元,耦合到所述误差放大器和所述PWM单元,并输出等于所述第一或第二电压的第四电压; 耦合到选择单元并接收第四电压和DC电压的第一晶体管; 以及耦合到所述PWM单元,所述第一晶体管和接地并接收所述第三电压的第二晶体管; 其中所述第一和第二晶体管的连接点连接到所述输出级。
    • 3. 发明授权
    • Voltage regulating apparatus
    • 电压调节装置
    • US08629665B2
    • 2014-01-14
    • US13293601
    • 2011-11-10
    • Tsung-Yen TsaiYing Hsi Lin
    • Tsung-Yen TsaiYing Hsi Lin
    • G05F1/00
    • G05F1/563
    • The invention discloses a voltage regulating apparatus, which includes: a linear regulator generating a first error signal; a switching regulator generating a first and a second PWM signals; a selecting unit coupled to the linear and switching regulators, receiving the first error signal and the second PWM signal, and outputting a regulating signal; a first power transistor coupled to the switching regulator and receiving the first PWM signal; and a second power transistor coupled to the selecting unit and receiving the regulating signal; wherein the voltage regulating apparatus can be put either in a linear mode of operation if the first error signal is selected as the regulating signal, or in a switching mode of operation if the second PWM signal is selected as the regulating signal.
    • 本发明公开了一种电压调节装置,包括:产生第一误差信号的线性调节器; 产生第一和第二PWM信号的开关调节器; 耦合到线性和开关调节器的选择单元,接收第一误差信号和第二PWM信号,并输出调节信号; 耦合到所述开关稳压器并接收所述第一PWM信号的第一功率晶体管; 以及耦合到所述选择单元并接收所述调节信号的第二功率晶体管; 其中如果选择第一误差信号作为调节信号,或者如果选择第二PWM信号作为调节信号,则在切换操作模式中,电压调节装置可以处于线性工作模式。
    • 7. 发明授权
    • Power output device of a computer power supply
    • 计算机电源的电源输出设备
    • US07187544B2
    • 2007-03-06
    • US11006225
    • 2004-12-07
    • Tsung Yen Tsai
    • Tsung Yen Tsai
    • H05K5/00H02M1/00H01R13/60
    • G06F1/26Y10T307/50
    • A power output device of the present invention comprises a power supply having an input end for conducting electric current and an output device for supplying power to a computer. The output device has the following elements. A main cable and a sub-cable are connected to a bus on a circuit board of the power supply. An external module is formed by a substrate, a plurality of receptacles and at least one conductive wire. The substrate is connected to the power output bus of the circuit board through a bank of wires. The receptacles are positioned on the substrate and pass out of a back plate of the power supply; each receptacle being electrically connected to the printed circuits of the substrate. One end of the conductive wire has a joint for being received by the receptacle; another end of the conductive wire having a plug as a power supply end.
    • 本发明的电力输出装置包括具有用于传导电流的输入端的电源和用于向计算机供电的输出装置。 输出设备具有以下元件。 主电缆和子电缆连接到电源电路板上的总线。 外部模块由基板,多个插座和至少一根导线形成。 基板通过一排电线连接到电路板的电源输出总线。 插座位于基板上并从电源的背板中流出; 每个插座电连接到基板的印刷电路。 导线的一端具有用于被插座接收的接头; 导线的另一端具有插头作为电源端。
    • 9. 发明授权
    • Front panel assembly for a computer mainframe
    • 用于计算机主机的前面板组件
    • US5820235A
    • 1998-10-13
    • US812922
    • 1997-03-10
    • Tsung-Yen Tsai
    • Tsung-Yen Tsai
    • G06F1/18G06F1/20A47B96/00
    • G06F1/20G06F1/181Y10T70/515
    • A front panel assembly for maintaining on a mainframe of a computer, including a base frame having two longitudinal sliding grooves bilaterally disposed at the front side thereat, and a bottom cover covered on the lower half of the base frame and mounted with an air filter. A gear holder is mounted on the base frame and holds a gear, and a dust cover is mounted on the base frame and moves along the longitudinal sliding grooves between the closed and the open position. The dust cover has a longitudinal rack meshed with the gear and a locating hole at the back near the top. A latch on the base frame is forced by a spring into engagement with the locating hole of the dust guard to lock the dust guard in the closed position, and a spring-supported press button on the base frame is controlled to release the latch from the locating hole of the dust guard.
    • 一种用于在计算机的主机上保持的前面板组件,包括:底座,其具有两侧纵向滑动槽,两侧纵向滑动槽在其前侧设置;以及底盖,其覆盖在底座的下半部上,并安装有空气过滤器。 齿轮架安装在基架上并保持齿轮,防尘罩安装在基座框架上,并沿着纵向滑动槽在关闭位置和打开位置之间移动。 防尘罩具有与齿轮啮合的纵向齿条和靠近顶部的后部的定位孔。 基座上的闩锁被弹簧强制与防尘罩的定位孔接合,以将防尘罩锁定在关闭位置,并且控制底座上的弹簧支撑的按钮以将闩锁从 定位防尘罩的孔。
    • 10. 发明公开
    • BUTTERFLY VALVE
    • US20240318726A1
    • 2024-09-26
    • US18123530
    • 2023-03-20
    • TSUNG-YEN TSAI
    • TSUNG-YEN TSAI
    • F16K1/22F16K1/226F16K31/60
    • F16K1/221F16K1/2268F16K31/602
    • This invention relates to a butterfly valve, which includes at least a valve body, a valve shaft, a seal member and a valve plate. Said valve body is provided with a first valve shaft hole, and a through hole is provided in the middle position of said valve body. A positioning ring is provided on the upper periphery of said valve shaft, said valve shaft is composed of an upper section, a middle section and a lower section, said upper section and lower section are cylindrical structures, and said middle section is a non-cylindrical structure; the outer diameter of said positioning ring is larger than the outer diameter of said upper section, a sliding washer is mounted on said valve shaft, and said sliding washer is arranged between the groove of said valve body and the positioning ring of said valve shaft; a fastening recess is provided below the lower section of said valve shaft, and a C-shaped buckle is mounted on said fastening recess. said seal member is provided with a second valve shaft hole, the inner side of said second valve shaft hole is provided with at least one annular flange; the inner side of said seal member is provided with a counterbore at the position of said second valve shaft hole, said counterbore is provided with a resistance-reducing element. Said valve plate is provided with a third valve shaft hole, and the shape of said third valve shaft hole corresponds to the shape of said middle section of said valve shaft.