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    • 4. 发明授权
    • Interface circuit for actuating an electrical device and circuit arrangement for actuating an electric motor therewith
    • 用于致动电气设备的接口电路和用于致动电动机的电路装置
    • US07126307B2
    • 2006-10-24
    • US10850872
    • 2004-05-21
    • Holger FreitagAnton MünzebrockBurkhard HasenackGiuliano PersicoErik Appel
    • Holger FreitagAnton MünzebrockBurkhard HasenackGiuliano PersicoErik Appel
    • H02P1/24
    • B66C13/26H02P23/24
    • An interface circuit for actuating an electrical consumer, especially a pole-changing rotary-current induction motor, with a first contact element assigned to a signal line carrying an alternating voltage signal to generate at least two different control signals. A circuit arrangement is provided for actuating an electric motor, especially a pole-changing rotary-current induction motor, with a control switch element having an aforementioned interface circuit, which is connected via a signal line to a motor control of the electric motor. In order to achieve a reduction in the number of signal lines required as compared to a parallel transmission, while at the same time preserving the easy fault diagnosis, an encoding diode (10) is hooked up in series before or after the first contact element (6a, 7a) in the signal line (4) and a further second contact element (6b, 7b) is arranged in parallel with the encoding diode (2), so that depending on the positions of the first contact element (6a, 7a) and the second contact element (6b, 7b) three different control signals (19a, 19b, 19c) can be generated.
    • 一种用于致动消费者,特别是变极旋转电流感应电动机的接口电路,其中第一接触元件分配给承载交流电压信号的信号线以产生至少两个不同的控制信号。 提供了一种用于致动电动机,特别是变极旋转电流感应电动机的电路装置,其具有通过信号线连接到电动机的电动机控制的具有上述接口电路的控制开关元件。 为了实现与并行传输相比所需的信号线的数量的减少,同时保持容易的故障诊断,编码二极管(10)在第一接触元件(或第一接触元件)之前或之后串联连接 信号线(4)中的第一接触元件(6aa,7a)和另一个第二接触元件(6b,7b)被布置成与编码二极管(2)并联,使得根据第一接触元件 6a,7a,...)和第二接触元件(6b,7b)可以产生三个不同的控制信号(19a,19b,19c)。
    • 10. 发明授权
    • Circuit arrangement having an emergency stop switch of a hoist
    • 具有起重机紧急停止开关的电路装置
    • US09385523B2
    • 2016-07-05
    • US13884315
    • 2011-11-09
    • Holger FreitagGiorgio MaccioniGiuliano Persico
    • Holger FreitagGiorgio MaccioniGiuliano Persico
    • H02H7/00G05B9/02
    • H02H7/00G05B9/02Y10T307/826
    • The invention relates to a circuit arrangement comprising a hoist controller (12) of a hoist (10), a control pendant (12) having an emergency stop switch (2), and a control line (3) which electrically connects the hoist controller (12) to the control pendant (12) and has a control voltage applied thereto. In order to provide a circuit arrangement for monitoring an emergency stop switch of a hoist having a pendant switch, which circuit arrangement can be used to reliably detect a short circuit, it is proposed to assign a controller (1) to the emergency stop switch (2), which controller superimposes a cyclical pulse on the control voltage, and to design the hoist controller (12) in such a manner that said hoist controller monitors the cyclical pulse and switches the hoist (10) to a safe state in the absence of the cyclical pulse.
    • 本发明涉及一种电路装置,包括起重机(10)的起重机控制器(12),具有紧急停止开关(2)的控制吊架(12)和将起重机控制器 12)到控制侧(12)并且施加有控制电压。 为了提供用于监视具有悬挂开关的提升机的紧急停止开关的电路装置,该电路装置可用于可靠地检测短路,建议将控制器(1)分配给紧急停止开关( 2),该控制器在控制电压上叠加循环脉冲,并以如下方式设计起重机控制器(12),使得所述起重机控制器监视循环脉冲,并且在不存在起重机的情况下将起重机(10)切换到安全状态 循环脉冲。