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    • 6. 发明授权
    • Electrical switching apparatus, and stored energy assembly and energy storage and release control mechanism therefor
    • 电气开关装置和储能装置及储能释放控制机构
    • US08610014B2
    • 2013-12-17
    • US13227561
    • 2011-09-08
    • Timothy Gordon RobirdsMichael Davis PearceMichael Lee Herbst
    • Timothy Gordon RobirdsMichael Davis PearceMichael Lee Herbst
    • H01H5/00
    • H01H3/3021H01H3/3031H01H3/34
    • An energy storage and release control mechanism is provided for a stored energy assembly of an electrical switching apparatus. The stored energy assembly includes a shaft, a stored energy mechanism, and a charging mechanism, such as a charging cam. The charging cam is movable to pivot upon the shaft, thereby charging the stored energy mechanism. The energy storage and release control mechanism includes a ratchet coupled to the charging cam and including a plurality of teeth, a mounting assembly, and a plurality of pawl assemblies. Each pawl assembly includes a pawl pivoting between an engaged position corresponding to the pawl engaging the teeth of the ratchet to resist inappropriate movement of the charging handle, and a disengaged position corresponding to the pawl not engaging the teeth of the ratchet. Preferably, first and second pawl assemblies include first and second pawls, respectively, wherein only one of the first and second pawls engages the teeth of the ratchet at a time.
    • 为电气开关装置的储能组件提供储能释放控制机构。 存储的能量组件包括轴,存储的能量机构和诸如充电凸轮的充电机构。 充电凸轮可移动以在轴上枢转,从而对存储的能量机构进行充电。 能量储存和释放控制机构包括耦合到充电凸轮并包括多个齿的棘轮,安装组件和多个棘爪组件。 每个棘爪组件包括棘爪,其在与棘爪啮合的接合位置之间枢转,以抵抗棘轮的齿,以防止充电手柄的不适当的运动,以及对应于不接合棘轮的齿的棘爪的脱离位置。 优选地,第一棘爪组件和第二棘爪组件分别包括第一和第二棘爪,其中第一棘爪和第二棘爪中的仅一个一次接合棘轮的齿。
    • 7. 发明申请
    • LATCH FOR A CIRCUIT BREAKER
    • 电路断路器锁
    • US20130228430A1
    • 2013-09-05
    • US13748884
    • 2013-01-24
    • Thomas BUNKSiegfried PIRKER
    • Thomas BUNKSiegfried PIRKER
    • H01H3/30
    • H01H3/3031H01H71/505H01H71/525H01H2071/506
    • A circuit breaker includes a latch including a switching mechanism for opening and closing a switching contact operatively connected to a tensioning element, and an unlatching mechanism by which, on the basis of a tripping signal, the tensioning element can be changed from a tensioned to an at least largely untensioned state, thereby opening the switching contact. In an embodiment, the tensioning element is indirectly linked to a tensioning lever having a locating surface on which a locking pawl of the unlatching mechanism bears in the tensioned state of the tensioning element. The locating surface is curved in the direction of the locking pawl and is movably disposed relative to the tensioning lever.
    • 断路器包括闩锁,其包括用于打开和闭合可操作地连接到张紧元件的开关触点的开关机构,以及解锁机构,通过该解锁机构,可以将张紧元件从张紧状态改变为 至少在很大程度上未张紧状态,从而打开切换触点。 在一个实施例中,张紧元件间接连接到具有定位表面的张紧杆,该解锁机构的锁定爪在该定位表面处于张紧元件的张紧状态。 定位表面在锁定爪的方向上弯曲并且相对于张紧杆可移动地设置。
    • 10. 发明申请
    • Tripping Apparatus, Particularly For Circuit Breakers
    • 脱扣器,特别适用于断路器
    • US20120018287A1
    • 2012-01-26
    • US13145619
    • 2010-01-22
    • Jörg GassmannMatthias KulkeThomas Müller
    • Jörg GassmannMatthias KulkeThomas Müller
    • H01H5/06
    • H01H71/1072H01H3/3031H01H71/44H01H71/46H01H71/505
    • At least one embodiment of the invention relates to a tripping apparatus, particularly for circuit breakers, which includes at least one controllable tripping magnet having an armature that is operatively connected to a downstream tripping gear, which engages in a tripping mechanism that acts on the circuit breaker and is coupled to a preloaded spring serving as a force amplifier. According to at least one embodiment of the invention, the tripping mechanism includes a camshaft having a plurality of cam lobes, wherein at least one actuating device is associated with each cam lobe having an offset rotational angle, and wherein, when tripped, at least two actuating processes associated with the respective actuating means take place consecutively, so that the full spring force is transmitted by way of the camshaft to at least one of said actuating means so as to perform the relevant actuating process.
    • 本发明的至少一个实施例涉及一种特别用于断路器的脱扣装置,其包括至少一个可控制的跳闸磁体,其具有可操作地连接到下游跳闸齿轮的电枢,其接合作用在电路上的跳闸机构 断路器并且耦合到用作力放大器的预加载弹簧。 根据本发明的至少一个实施例,跳闸机构包括具有多个凸轮凸角的凸轮轴,其中至少一个致动装置与具有偏置旋转角度的每个凸轮凸角相关联,并且其中当跳闸时,至少两个 与相应的致动装置相关联的致动过程连续进行,使得整个弹簧力通过凸轮轴传递到至少一个所述致动装置,以便执行相关的致动过程。