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Patent Searching and Data


Matches 1 - 50 out of 15,746

Document Document Title
WO/2019/156328A1
The present invention relates to a trip device for a molded case circuit breaker and, more specifically, to an electronic trip device for a molded case circuit breaker. The electronic trip device for a molded case circuit breaker, accord...  
WO/2019/150613A1
Provided is a circuit breaker that can improve breaking performance by suppressing arc return and maintaining a high arc voltage. The circuit breaker has a fixed member having a fixed contact point and a movable member having a movable c...  
WO/2019/149038A1
Disclosed is a contact operating mechanism of a circuit breaker, wherein a mounting groove (11) is provided on a base (1) and beneath a handle (2), a pressing spring (111) and a sliding block (112) are provided inside the mounting groove...  
WO/2019/121986A1
The present disclosure discloses an electrical contactor system, including: a stationary contactor (310; 320) having a stationary contact (311; 321); a moving contactor (400) having a moving contact (411; 421); and a rotating member (100...  
WO/2019/116945A1
Provided is an arc-extinguishing insulation material molding which comprises a thermosetting resin cured body in which the contained amount of oxygen atoms per unit volume is at least 1.75×10-2 [mol/cm3]. The thermosetting resin cured b...  
WO/2019/097973A1
This circuit breaker lockout key attachment tool (1) is provided with: a fixed member (20) which is immovably fixed to a circuit breaker; and a movable member (10) which is attached to the fixed member (20). The movable member (10) is mo...  
WO/2019/081083A1
The present invention relates to an electrical switching apparatus having at least one contact point, an arc-quenching device associated with the contact point, and an arc-blowing device to generate a magnetic blowout field. The arc-quen...  
WO/2019/079582A1
An automatic transfer switch includes a first phase switch component having a first plurality of cassettes, and at least one outer bus component disposed at an outer side of the first phase switch component. The automatic transfer switch...  
WO/2019/034251A1
The invention relates to a high-pressure cleaning device (10) comprising an electric motor (16) and a pump (18) powered by the electric motor (16) for pumping a cleaning fluid, a main switch device (40) for manually activating and deacti...  
WO/2019/031626A1
The present invention provides a direct current switch comprising: a first terminal electrically connected with a first direct current wiring; a second terminal electrically connected with a second direct current wiring, and coming in co...  
WO/2019/021385A1
A breaker (1) comprises: a transmission unit that performs contact and separation between a fixed contact point and a movable contact point by causing a moveable element to move along with the rotation of a rotating member (62); an elect...  
WO/2019/004876A1
The invention is used for protecting a transformer against short-circuiting and overloads in the primary winding. The invention makes it possible to achieve a simplification of the design, the absence of a reaction to current changes cau...  
WO/2018/220107A1
An electrical contact system includes: a static contact (310, 320) having a static contact point (311, 321); a movable contact (400) having a movable contact point (411, 421); a rotating member (100) on which the movable contact (400) is...  
WO/2018/220118A1
An electrical contact system includes: a static contact (21, 22), a movable contact (10) and an arc extinguishing device. The arc extinguishing device includes an arc extinguishing member (310, 320) and a driving mechanism for moving the...  
WO/2018/190777A1
The purpose of the invention is to improve a security electric switch by increasing its reliability and also by simplification thereof. The switch according to the invention said switch assembly (2) consists of an immovable contact membe...  
WO/2018/172418A1
The invention relates to an overcurrent protection device for a circuit to be monitored, having at least one tripping unit (12a-c) which is provided for the purpose of interrupting the circuit in at least one tripping situation and compr...  
WO/2018/136615A1
The present invention is an apparatus, and related method, with embedded functionality allowing a user to monitor and control energy consumption, including hardware installed in addition to an existing circuit breaker panel. A preferred ...  
WO/2018/134840A1
The present invention relates to secured externally controllable standalone domestic board breaker system with available protection system which replaces electro-thermo-mechanical era of domestic supply board system, said system comprisi...  
WO/2018/130007A1
Disclosed is an electrical switch, that is to say a circuit breaker, comprising a base seat (A), a central seat (B) and an upper cover (C), with a first placement chamber (D) being provided between the central seat (B) and the upper cove...  
WO/2018/130006A1
Disclosed is an operating mechanism for an electrical switch. An N-pole operating apparatus (2) is further provided between a central seat (3) and a bottom seat of an electrical switch. The N-pole operating apparatus comprises an N-pole ...  
WO/2018/118742A1
A thermal trip assembly (100, 200) is for an electrical switching apparatus (2). The electrical switching apparatus (2) includes a housing (4), separable contacts (6, 8) enclosed by the housing (4), an operating mechanism (10) for openin...  
WO/2018/095315A1
A self-balancing structure capable of balancing pressing forces on a double-break contact bridge comprises a rotor support frame, a contact bridge, and two elastic pieces. The contact bridge 2 comprises: two contact ends arranged symmetr...  
WO/2018/088590A1
The present invention is a movable element rotation device of an automatic transfer switch comprising a movable element of which one end is electrically connected with a load, and the other end reciprocates between a first stator and a s...  
WO/2018/083840A1
Provided is an overcurrent detection device (1) with which it is possible, when varying the rated current value, to reduce the effect of an imbalance in the proportion of change in the magnetic flux, without varying the internal configur...  
WO/2018/072254A1
An arc-quenching chamber for use with universal circuit breakers, comprising an arc-isolating wall (1) and a plurality of arc-striking plates (2) installed between two opposing sidewalls of the arc-isolating wall (1), wherein an arc-quen...  
WO/2018/006768A1
An electrically conductive loop of a circuit breaker, comprising: an infeed contact group (121, 122), an outfeed contact group (131, 132) and a conductive assembly (115, 111, 112). The infeed contact group (121, 122) is connected to an i...  
WO/2017/216845A1
This contact switch comprises: fixed contactors 1; fixed contact points 2 provided on the respective fixed contactors 1; mobile contact points 3 facing the respective fixed contact points 2 and contacting or separating from the respectiv...  
WO/2017/214347A1
A circuit breaker and panel system includes a panel including a base pan having a plurality of base pan electrical connections. A circuit breaker including a housing having a plurality of circuit breaker electrical connections arranged t...  
WO/2017/206578A1
An arc extinguishing exhaust system for a miniature circuit breaker, comprising a base (1), an arc extinguishing chamber (2), and an upper cover (3). A middle baffle plate (4) is provided between the base and the upper cover, and located...  
WO/2017/206580A1
A miniature circuit breaker, comprising a base (1), a trip device (2), an arc extinguishing apparatus (3), a stationary contact (4), a movable contact (5), an arc barrier plate (6), a handle mechanism (7), a connection terminal (8), a bi...  
WO/2017/198165A1
A direct-current circuit breaker. An arc extinguishing chamber (3) is mounted on a second housing (2) and is provided with a side opening (30) opposite to a first housing (1). A gas producing hood (4) is mounted in the lower part in the ...  
WO/2017/198166A1
An arc extinguishing structure for a direct-current circuit breaker. An arc extinguishing chamber (3) is mounted on a second housing (2) and is provided with a side opening (30) opposite to a first housing (1). A gas producing hood (4) i...  
WO/2017/196292A1
A circuit breaker is referenced that has an indicator lamp that identifies a fault condition after power is interrupted to the circuit breaker. This solution uses light emitting diodes (LEDs) to indicate the trip condition. This solution...  
WO/2017/186061A1
A circuit breaker contact system and a circuit breaker, comprising: a contact support; a rotary support shaft; a busbar; a plurality of conductive sheet groups, each conductive sheet group comprising two or three conductive sheets, each ...  
WO/2017/184486A3
A circuit breaker 100 includes a housing 102, separable contacts 104, a trip mechanism 112, a first terminal member 114, and a second terminal member 116. The first terminal member 114 includes a first socket 180 configured to receive a ...  
WO/2017/183679A1
[Problem] To obtain a configuration having an effect of increasing the external force working on an arc to achieve a shortening of commutation time through a simple configuration and without increasing the size of the device. [Solution] ...  
WO/2017/184486A2
A circuit breaker includes a housing, separable contacts, a trip mechanism, a first terminal member, and a second terminal member. The separable contacts are received in the housing and include a first contact and a second contact. At le...  
WO/2017/166797A1
A miniature circuit breaker comprises a housing having an air outlet. A plurality of arc splitter plates are installed in an arc chute. The arc chute is fixedly connected to the housing. An air discharge opening is provided on a back pla...  
WO/2017/161972A1
Provided are an interlocking device and a circuit breaker device; the interlocking device comprises a fixing plate (300), sandwiched between a first circuit breaker (100) and a second circuit breaker (200), and provided with a fastening ...  
WO/2017/156978A1
Disclosed is a breaker. The breaker comprises a casing (1), a drive wheel (2), a tripping frame (3), a handle (4), a connecting rod (5), a moving contact (6), a first elastic return member (8), a second elastic return member (9), and an ...  
WO/2017/141197A1
This invention relates to an electrical switch incorporating an arc suppressing arrangement. The switch includes an electrical contact set comprising a first, stationary contact and a second, displaceable contact, the displaceable contac...  
WO/2017/133317A1
Disclosed are a contact rotating shaft system (1) and a low-voltage switch having the contact rotating shaft system (1). The contact rotating shaft system (1) comprises movable contacts (20a, 20b), rotating shafts (30a, 30b), and springs...  
WO/2017/116069A1
The present invention relates to an actuator for a high-speed switch. The frame of the present invention is formed by a frame (110), and the frame (110) consists of multiple mounting plates (112) and columns (114). The mounting plates (1...  
WO/2017/080314A1
An arc extinguish chamber of an air circuit breaker comprises two arc separation walls (2) and arc chutes (1) mounted in the arc separation walls, the two arc separation walls being connected together. The arc extinguish chamber further ...  
WO/2017/076140A1
A circuit breaker and an exhaust structure thereof. The circuit breaker comprises an exhaust port (101, 102, 103). The exhaust port is aligned with the tail of an arc extinguish chamber (106). An exhaust space of the exhaust port is over...  
WO/2017/071449A1
Disclosed are a circuit-breaker and a baffle (101) thereof. Baffles are provided at two sides of a shell (103) of a circuit-breaker, wherein a baffle at one side is located inside an arc angle (102) of a static contact, and the baffle cu...  
WO/2017/064852A1
The present invention addresses the problem of providing a protection cover, whereby a connection bar is protected and wiring work can be easily performed, a breaker, an electric leakage detection device, and an electric leakage protecti...  
WO/2017/046885A1
Provided in the present invention is a circuit breaker adapted to high voltage direct currents, capable of stably shutting-off from small currents of 1 kA or lower to such ground-fault currents as those exceeding 1 kA. The circuit breake...  
WO/2017/042062A1
The invention relates to a device for thermally triggering, separating, and/or signaling the state of a surge protector, comprising a blocking element on which a first force acts and the aggregate state and/or the outer shape of which ch...  
WO/2017/025291A1
The invention relates to a switching system (4), in particular of an on-board electrical system of a motor vehicle, comprising a first disc (22) which has a first stationary contact (38), a second stationary contact (40), a third station...  

Matches 1 - 50 out of 15,746