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    • 5. 发明授权
    • Installation switching device
    • 安装开关装置
    • US08461947B2
    • 2013-06-11
    • US13353796
    • 2012-01-19
    • Joachim WendelRoland RitzJoachim BeckerRalf Weber
    • Joachim WendelRoland RitzJoachim BeckerRalf Weber
    • H01H75/00H01H77/00H01H73/12H01H67/02
    • H01H77/108H01H71/2418H01H71/2454H01H71/40H01H73/045
    • An installation switching device which rapidly disconnects short-circuit currents is provided. A contact lever is arranged at least partially in an air gap in a magnetic circuit such that, in case of a short circuit, the interaction between current flow and magnetic flux within the air gap can result in an electrodynamic force effect, which leads to rapid opening of at least one contact point. A switching mechanism acts via a first operating connecting line on the contact lever to open the contact point and/or to keep it open. In case of overcurrent tripping, an overcurrent release acts, by a switching mechanism and via a second operating connecting line, on the switching mechanism to open the contact point and keep it open. In case of short-circuit tripping, the contact lever acts via a third operating connecting line on the switching mechanism to keep the contact point open.
    • 提供了快速断开短路电流的安装开关装置。 接触杆至少部分地布置在磁路中的气隙中,使得在短路的情况下,电流和气隙内的磁通之间的相互作用可导致电动力效应,这导致快速 打开至少一个接触点。 切换机构通过接触杆上的第一操作连接线作用,以打开接触点和/或保持接触点打开。 在过电流跳闸的情况下,过电流释放通过开关机构和第二操作连接线在开关机构上作用,以打开接触点并保持开路。 在短路跳闸的情况下,接触杆通过开关机构上的第三操作连接线作用,以保持接触点打开。
    • 8. 发明申请
    • LOW-VOLTAGE DEVICE WITH ROTATING ELEMENT WITH HIGH ELECTRODYNAMIC STRENGTH
    • 具有高电动强度的旋转元件的低电压装置
    • US20080087532A1
    • 2008-04-17
    • US11871840
    • 2007-10-12
    • Stefano BesanaAlessio Bergamini
    • Stefano BesanaAlessio Bergamini
    • H01H9/00
    • H01H1/226H01H77/108
    • A single-pole or multi-pole device for low-voltage systems, in particular a circuit breaker or a disconnector, which comprises: an outer casing containing for each pole at least one fixed contact and at least one mobile contact that can be coupled to/uncoupled from one another; a rotating element that comprises a shaped body made of insulating material comprising at least one seat for each pole of said switch, said seat being designed to house at least one mobile contact of a corresponding pole; a control mechanism operatively connected to the rotating element for enabling movement thereof; and one or more elements made of ferromagnetic material set in a position corresponding to at least one portion of the inner surface of said at least one seat of the mobile contact.
    • 一种用于低电压系统的单极或多极装置,特别是断路器或隔离开关,其包括:外壳,每个极限包含至少一个固定触点和至少一个可耦合到 /相互脱离; 旋转元件,包括由绝缘材料制成的成形体,所述成形体包括用于所述开关的每个极的至少一个座,所述座被设计成容纳相应杆的至少一个移动接触件; 操作地连接到所述旋转元件以使其能够移动的控制机构; 以及由铁磁材料制成的一个或多个元件,其设置在与移动触点的所述至少一个座的内表面的至少一部分相对应的位置。
    • 9. 发明授权
    • Slot motor and circuit breaker including the same
    • 插槽电机和断路器包括相同
    • US07348514B2
    • 2008-03-25
    • US11402789
    • 2006-04-12
    • Michael P. PuskarWilliam E. Beatty, Jr.Robert W. MuellerPaul A. MerckArthur D. Carothers
    • Michael P. PuskarWilliam E. Beatty, Jr.Robert W. MuellerPaul A. MerckArthur D. Carothers
    • H01H9/02
    • H01H77/108H01H2009/305
    • A circuit breaker includes fixed and movable contacts, an operating mechanism including a movable arm carrying the movable contact, an arc chute including a plurality of spaced apart first and second arc plates, and a slot motor. A slot motor structure is disposed about the contacts and a portion of the movable arm. An insulative housing at least substantially covers and insulates the slot motor structure from the movable arm and contacts. The insulative housing includes a base and a pair of arms disposed therefrom. Each of the arms includes a first portion disposed proximate the first arc plates and a second smaller portion disposed proximate the second arc plates. A space extending from the first portion, not occupied by the second portion, is generally occupied by a portion of the second arc plates. The second portion forms a debris shield between the second arc plates and the operating mechanism.
    • 断路器包括固定和可动触头,操作机构包括一个可移动臂,该活动臂承载着该可移动触头,一个包括多个间隔开的第一和第二弧形板的电弧槽和一个槽马达。 槽电机结构围绕触点和可动臂的一部分设置。 绝缘壳体至少基本上覆盖并且使槽马达结构与可动臂和触头绝缘。 绝缘壳体包括基座和从其上设置的一对臂。 每个臂包括靠近第一弧形板设置的第一部分和靠近第二弧形板设置的第二较小部分。 从第一部分延伸的未被第二部分占据的空间通常由第二弧形板的一部分占据。 第二部分在第二弧形板和操作机构之间形成碎片屏蔽。
    • 10. 发明授权
    • Apparatus for interrupting a short circuit in a circuit breaker
    • 用于中断断路器短路的装置
    • US06952149B2
    • 2005-10-04
    • US10436643
    • 2003-05-13
    • Ronald CiarciaAnanthram SubramanianMacha NarenderLuis BrignoniSamuel Kim
    • Ronald CiarciaAnanthram SubramanianMacha NarenderLuis BrignoniSamuel Kim
    • H01H77/10H01H75/00
    • H01H1/2058H01H77/108
    • A circuit breaker includes a housing, an operating mechanism, and a cassette. The cassette includes a separable current path having a movable contact arm, two arc receptors each disposed for receiving an electrical arc in response to a short circuit overcurrent condition, and two slot motors each disposed proximate the movable contact arm for magnetically driving the movable contact arm to a blown open position in response to a short circuit overcurrent condition. The slot motors each have two side legs opposing each other and defining a space therebetween for receiving the movable contact arm, each side leg having a magnetic core and an insulative layer and being biased toward the interior of the side walls of the cassette, wherein each side leg is restrained from being magnetically attracted toward the movable contact arm during a short circuit condition.
    • 断路器包括壳体,操作机构和盒。 磁带盒包括具有可移动接触臂的可分离电流路径,每个电弧接收器被设置成响应于短路过电流条件而接收电弧,以及每个设置在可动接触臂附近的两个槽电机,用于磁力驱动可动接触臂 响应于短路过电流状态而处于吹开位置。 槽式电动机各自具有彼此相对的两个侧腿,并且在它们之间限定了用于接收可动接触臂的空间,每个侧腿具有一个磁芯和一个绝缘层,并被朝着盒的侧壁的内部偏置,其中每个 在短路状态下,侧腿不受磁力吸引到可动接触臂。