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    • 1. 发明申请
    • Valve system for an arc extinguishing chamber and circuit breaker comprising same
    • 用于灭弧室的阀系统和包括其的断路器
    • US20110259852A1
    • 2011-10-27
    • US13064938
    • 2011-04-27
    • Marc RivalSteeve BeckerClinton CarneThierry Berzin
    • Marc RivalSteeve BeckerClinton CarneThierry Berzin
    • H01H33/08
    • H01H9/342H01H2009/343
    • A closing system for an arc extinguishing chamber of a circuit breaker with high breaking capacity has been developed. The system according to the invention comprises a first duct equipped with a set of filters able to support usual pressures caused by the gases arising from the switching arc, in particular about 10 to 12 bars, and a second duct closed by a valve device enabling direct outlet of the exhaust gases when the pressure exceeds a threshold so as to prevent any explosion of the case. The outer wall of the extinguishing chamber is designed for the circuit breaker housing so as, including in case of opening of the valve device, to direct the gases and to prevent any arc-over on the frame. The valve device comprises a suitable membrane made from polymer, in particular aramide.
    • 已经开发了具有高分断能力的断路器的灭弧室的关闭系统。 根据本发明的系统包括配备有一组过滤器的第一管道,该组过滤器能够支持由开关电弧产生的气体,特别是约10至12巴所产生的气体,以及由阀装置封闭的第二管道,其能够直接 当压力超过阈值时排气的出口,以防止壳体的任何爆炸。 灭火室的外壁设计用于断路器外壳,包括在打开阀装置的情况下,引导气体并防止框架上的任何电弧。 阀装置包括由聚合物,特别是芳族聚酰胺制成的合适的膜。
    • 3. 发明授权
    • Switchgear arc extinguishing chamber with side walls made of composite material
    • 开关柜灭弧室,侧壁由复合材料制成
    • US06218636B1
    • 2001-04-17
    • US09474094
    • 1999-12-29
    • Marc BlancfeneMarc Rival
    • Marc BlancfeneMarc Rival
    • H01H3302
    • H01H9/34H01H9/342H01H9/346
    • An electrical arc extinguishing chamber designed to be placed facing separable contacts of a switchgear apparatus and to extinguish the arc generated by separation of the contacts comprises two side walls facing one another and a plurality of spaced apart plates arranged between the side walls and secured by the side walls. The side walls have a stratified composite structure with at least two layers. The layers comprise a polyamide fabric impregnated with thermosetting resin. The chamber thus obtained has advantageous breaking strength properties. The edges of the side walls do not present any dielectric weakness points. The chamber is particularly suitable for low-voltage switchgear of high power ratings.
    • 设计成面向开关设备的可分离触点放置并消除由触头分离产生的电弧的电弧灭弧室包括彼此面对的两个侧壁和布置在侧壁之间的多个间隔开的板,并由 侧墙。 侧壁具有至少两层的分层复合结构。 这些层包括浸渍有热固性树脂的聚酰胺织物。 由此获得的室具有有利的断裂强度特性。 侧壁的边缘不存在任何介质弱点。 该室特别适用于高额定功率的低压开关柜。
    • 8. 发明授权
    • Voltage surge protection device
    • 电压浪涌保护装置
    • US06987657B2
    • 2006-01-17
    • US10514472
    • 2003-04-09
    • Eric DomejeanMarc Rival
    • Eric DomejeanMarc Rival
    • H02H1/00
    • H01H1/205H01H71/2409H01H77/108H01H83/10H01H2071/044H02H7/24
    • A device for protection against voltage surges comprises a stationary electrode and a movable electrode arranged facing an arc extinguishing chamber. The movable electrode is driven by a mechanisms, by an electromechanical actuator and/or by an electromagnetic circuit. At rest, the movable electrode is situated at a distance from the stationary electrode. When a voltage surge occurs between the electrodes, an arc arises and extends in the chamber in which it is extinguished. If the arc continues, in particular in the case of a follow current of high energy, the movable electrode is driven to a disconnected position moving away from the stationary electrode, which has the effect of lengthening the arc even more in the chamber to facilitate its extinction and perform disconnection of the circuit. A pair of contacts may be associated in series to the electrodes, one of the contacts being stationary and the other being fixedly secured to the movable electrode. A spark gap can also be associated to the electrodes.
    • 用于防止电压浪涌的装置包括固定电极和面向消弧室布置的可动电极。 可动电极由机构,机电致动器和/或电磁电路驱动。 静止时,可动电极距固定电极一定距离。 当在电极之间发生电压浪涌时,产生电弧并在其熄灭的室中延伸。 如果电弧持续,特别是在高能量跟随电流的情况下,可移动电极被驱动到远离固定电极的断开位置,其具有在腔室中更多地延长电弧的作用,以便于其 熄灭并断开电路。 一对触点可以与电极串联连接,其中一个触点是固定的,另一个触点固定地固定在可动电极上。 火花间隙也可以与电极相关联。