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    • 2. 发明授权
    • Power supply circuit for an electromagnetic coil having low DC and high
AC voltage supply
    • 具有低直流和高交流电压电源的电磁线圈的电源电路
    • US5946182A
    • 1999-08-31
    • US972326
    • 1997-11-18
    • Nicolas HertzogThierry OurthMichel Ledroit
    • Nicolas HertzogThierry OurthMichel Ledroit
    • H01F7/18H01H47/26
    • H01F7/1805
    • Power supply circuit for a single-winding electromagnet coil (11) comprising a low voltage DC power supply (20) and a high voltage AC power supply (30) both connected to the terminals of the winding (11), together with a switching apparatus (40) connected in series with the high voltage supply (30) and capable of supplying or cutting the high voltage power supply to the winding (11), characterized by the fact that the switching device (40) comprises a thyristor (42) connected between the high voltage source (30) and the winding (11) and a control circuit (43) for the thyristor (42) connected to the gate (G) of the thyristor used to cause the thyristor to conduct when the high voltage source (30) delivers the positive phase of a voltage wave.
    • 包括连接到绕组(11)的端子的低压直流电源(20)和高压交流电源(30)的单绕组电磁线圈(11)的电源电路与开关装置 (40),其与所述高压电源(30)串联连接,并且能够向所述绕组(11)提供或切断所述高压电源,其特征在于,所述开关装置(40)包括连接的可控硅(42) 在所述高电压源(30)和所述绕组(11)之间,以及与所述晶闸管的栅极(G)连接的晶闸管(42)的控制电路(43),所述晶闸管用于在所述高电压源(30) 30)提供电压波的正相位。
    • 5. 发明授权
    • Rotary electromagnet
    • 旋转电磁铁
    • US06819207B2
    • 2004-11-16
    • US10258346
    • 2003-01-16
    • Nicolas HertzogPascal MachonFranck Declomesnil
    • Nicolas HertzogPascal MachonFranck Declomesnil
    • H01H6702
    • H01H51/2263H01H3/28
    • An electromagnetic device of a switching apparatus including a mobile armature for rotating in a fixed frame between two inactive and active positions, at least one permanent magnet mounted in the fixed frame, and at least one coil mounted in the mobile armature and control means for delivering a control current into the coil. The mobile armature is monostable; in an inactive position, a lever actuated by the mobile armature separates the fixed contacts from the mobile contacts of the apparatus. In an active position, the lever is released from the mobile armature and a spring presses the mobile contact against the fixed contacts.
    • 一种开关装置的电磁装置,包括用于在两个非活动位置和活动位置之间的固定框架中旋转的移动电枢,安装在所述固定框架中的至少一个永磁体以及安装在所述移动电枢中的至少一个线圈和用于输送的控制装置 控制电流进入线圈。 移动电枢是单稳态的; 在非活动位置,由移动电枢致动的杆将固定触头与装置的移动触点分开。 在活动位置,杠杆从移动衔铁释放,弹簧将移动触点压靠固定触点。