Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 9,688

Document Document Title
WO/2013/075770A1
The invention relates to a thermo-magnetic release mechanism for a circuit breaker protecting electric circuits in electric transmission networks, and in particular for a circuit breaker protecting the electric circuit of an electric ene...  
WO/2013/072398A1
Disclosed is a switching device (1) comprising a breaker mechanism (2), at least one first switching contact (3) and at least one second switching contact, at least the first switching contact (3) being a movable switching contact. A cur...  
WO/2013/074714A1
A pressure sensitive circuit breaker trip unit has a case forming a gas receiving cavity and a cavity accommodating movement of an actuator body with a trip lever. The actuator is moved by pressure of circuit interruption gases entering ...  
WO/2013/072400A1
In a switching device (1), comprising at least one first displaceable switching contact (3) and a switching lock (2) that has a pivotably mounted switching lever (4), a latch (5) and a latching position (6), and is at least indirectly co...  
WO/2013/070047A1
A molded-case circuit breaker according to the present invention comprises: a front compartment; a rear compartment separated from the front compartment; a fixed contact part, which is disposed on one side of the front compartment, and w...  
WO/2013/067923A1
Provided are a tripping mechanism for use in a surge protector and the surge protector comprising the tripping mechanism. The tripping mechanism (100) comprises a frame bracket (110) for use in holding at least one metal oxide rheostat (...  
WO/2013/070046A1
A molded-case circuit breaker according to the present invention comprises: an upper outer case defining a rear compartment; a lower outer case, which is coupled to the upper outer case, defining a front compartment, which is separated f...  
WO/2013/064635A1
An electromagnetic circuit breaker comprising a main case (4), a pair of contacts (2, 3) enclosed by said main case (4), a circuit breaker assembly (9) to move one of the contacts (2, 3) between a closed position and an open position an ...  
WO/2013/064363A1
The invention relates to a release unit (1) for tripping an electrical switching device (30), having two or more releases (2, 3, 4, 5), at least one interface (2a, 3a, 4a, 5a) for receiving electrical input signals (6) for each of the re...  
WO/2013/064630A1
The invention relates to a power-switch which comprises a switch housing (1) and an electronic module (2), at least one contact being provided to tap a voltage at a primary conductor (3), and an adapter (4) being provided to reduce the t...  
WO/2013/064631A1
The invention relates to a circuit breaker comprising a switch housing (3) and at least one contact for tapping a voltage on a primary conductor (3).  
WO/2013/058733A1
Embodiments provide a circuit breaker exhibiting no trip at OFF functionality. The circuit breaker includes a blocking subassembly (112) that effectively blocks tripping of a trip bar (108) when the circuit breaker is in the OFF configur...  
WO/2013/057147A1
The invention relates to a range of multi-pole circuit breakers of different sizes and different nominal current capacity. In order to reduce the cost in terms of deployable U/A tripping devices, a U/A tripping device (10) of the same ty...  
WO/2013/055550A1
A molded case circuit breaker includes a molded case containing a circuit breaker trip unit, and multiple line connector lugs attached to an end portion of the molded case for connecting the trip unit to power cables from a power source....  
WO/2013/053308A1
Disclosed is a fast switching-on mechanism (200) mounted on a side plate (108) of a circuit breaker. The fast switching-on mechanism comprises a rotary shaft (202) and an ejector pin (204). The ejector pin is installed on the side plate ...  
WO/2013/053283A1
A rotation double-breakpoint movable contact module comprises a rod-shaped block rotor(101)、a first connection rod(102)、a second connection rod(103)and a contact bridge(104). The rod-shaped block rotor(101)is single-phase ind...  
WO/2013/045851A1
Anti-gaping device designed for a zone for joining two adjacent portions of shell (3a, 4a; 3b, 4b; 3c, 4c) of a housing of a modular electrical apparatus (1) of the circuit breaker or isolator type, said portions of shell (3a, 4a; 3b, 4b...  
WO/2013/044765A1
A linkage structure of a moving contact of a modular circuit breaker, comprising: a first housing (101) and a second housing (102), the first housing (101) and the second housing (102) respectively having a first mounting hole (110) and ...  
WO/2013/045856A1
Electrical cutoff apparatus (1), of modular type, each module (2a, 2b, 2c, 2d) of which comprises a control lever (4) cooperating with a moveable contact holder (5) driven by a mechanical lock 5 and by means (9) for restoring the contact...  
WO/2013/041357A1
The invention relates to a circuit breaker comprising a sliding contact (10), in which a movable contact (12) that is mounted on a spring (11) is located, said contact lying opposite a fixed contact (1). The invention is characterised in...  
WO/2013/041801A1
An electrical line protection device of the circuit-breaker type (1) characterised in that it comprises indicator means indicating the occurrence of an electrical fault and storing this information until the handle (3) is reset in the ON...  
WO/2013/041358A1
The invention relates to a circuit breaker comprising a housing equipped with a first switchgear region (1), in which a quenching chamber device (5) and a sliding contact device (7) having movable contacts (9) are located, said contacts ...  
WO/2013/034971A1
Provided herein is a circuit breaker trip unit with a displaying device. The displaying device has a first displaying region, a second displaying region and optionally a third displaying region. The first displaying region is adapted to ...  
WO/2013/036592A1
A circuit breaker module includes an electrically controlled actuator, such as a DC motor 30, operable to move a breaker contact between open and closed positions. An actuator power supply circuit 300 coupled to an AC power source is con...  
WO/2012/109317A3
A limit stop apparatus for a multi-pole electrical contact assembly is disclosed. The limit stop apparatus interconnects crossbars of respective contact assemblies wherein one or more contact arms are pivotable relative to each crossbar....  
WO/2013/024061A1
The invention relates to a trigger (1) for a circuit breaker (2). The trigger (1) has a coil (3), and a trigger tube (4) is mounted within the coil (3) in some areas in a movable manner in a trigger direction (5). A first sub-armature (6...  
WO/2013/020783A1
The invention relates to a switching device (1) for operating or load current paths having a closed switching state (B) and an open switching state (S). In order to ensure that operating or load current paths are interrupted in the case ...  
WO/2013/017595A1
The present invention refers to a low voltage circuit breaker with a control device for re- closing said low voltage circuit breaker. The control device is provided with an actuating element, comprising a shape memory material and operat...  
WO/2013/017137A1
A magnetic actuator with a movable part and a non-movable part is provided. The movable part comprises two ferromagnetic elements which are arranged such that a part of the elements is close to the non-movable part in order to reduce a m...  
WO/2013/017294A1
This invention discloses a bimetal thermal element adapted to assembling into a support. The bimetal thermal element includes a bimetal strip (24) having a first end (241) and a second end (242) opposite to the first end, and a notch (24...  
WO/2013/014133A1
The invention relates to a current-independent overtemperature protection device for an electrical protective switching device, in particular for a multi-pole, electronic low-voltage switching device. A temperature-sensitive element, pre...  
WO/2013/010559A1
The invention relates to an auxiliary switch (100) for an electrical application (200) such as a circuit breaker, with a first contact device (102) and a second contact device (122) which are adapted for a conducting current and attached...  
WO/2013/011151A1
The invention relates to a switch arrangement comprising a connector (11) and a complementary mating-connector (12), for establishing and/or disconnecting a connection between said connector and mating-connector, the mating-connector bei...  
WO/2013/004503A1
The invention relates to an overload release (1), in particular for a circuit breaker, comprising a metal strip (2) which is made of at least two different types of metal and around which a heat conductor (3) is wound. The invention is c...  
WO/2013/004505A1
The invention relates to an overload release, in particular for a circuit breaker, comprising a metal strip (6) which is made of at least two different types of metal and around which a heat conductor (7) is wound, wherein an electrical ...  
WO/2013/003057A1
An energy transfer system absorbs impact forces and/or energy from a moveable conductive blade directly attached to a moveable contact in a circuit breaker. The energy transfer system includes a rotatable member and a biasing member. The...  
WO/2012/163543A1
An actuating device is proposed for an electric / electronic device within an in particular flame-proof housing, said electrical / electronic device comprising an essentially linearly movable on / off lever. In order to provide such an a...  
WO/2012/088177A3
An actuator system for operating a switch is described herein. The actuator system can include a shaft of a handle assembly. The shaft couples to a handle and a male coupling element and has a number of positions. Further, a coupling bod...  
WO/2012/161830A1
An overcurrent protection system (102) may be used to protect electrical circuit components from damage or failure due to abnormally high currents. The system may include a current interrupter (110) electrically coupled between a power s...  
WO/2012/156207A1
The invention relates to a control device (3) for an electric load (6) and to a corresponding method for operating such a control device (3), said control device (3) being designed as an insert module for inserting into an insert shaft. ...  
WO/2012/146876A1
The invention relates to an electromagnetic actuator having a magnetic generator comprising a coil surrounding a mobile magnetic core (4) capable of moving by means of the magnetic field generated by the coil, said core being guided betw...  
WO/2012/140145A1
The invention relates to a contact-making device for protective switching devices having contact points arranged in two parallel circuits, wherein the contact point (6) in the main current path is intended only for conducting the operati...  
WO/2012/123307A1
The invention relates to a magnet system (1) for a line circuit breaker (2), with a yoke (3), a coil (4), a sleeve (5), a magnet core (6), a plunger (7), a magnet armature (8) and a restraint spring (9), wherein a conductor piece (10) is...  
WO/2012/123252A1
The invention relates to a line switch system 201 for a line system for supplying a vehicle with electricity, having a plurality of line switches 205 and a signal generator 203, wherein the line switches 205 can be connected in series wi...  
WO/2012/119555A1
A circuit breaker for optimizing space allocation comprises: a first overcurrent protection pole (6), having a first incoming line terminal (25) and a first outgoing line terminal (24), a first contact (10) being connected in series to t...  
WO/2012/120327A1
The present invention relates to an enhanced latch mechanism for use in molded case circuit breakers. The mechanism comprises latch bracket means (3c) comprising plurality of slot means (8), latch link means (3a) comprising plurality of ...  
WO/2012/117271A1
The present invention relates to an improved operating mechanism of molded case circuit breaker. The mechanism comprises a fixed contact means (5), a moving contact means (4), a rotor means (2), and a mechanism module (3). The mechanism ...  
WO/2012/114037A1
The invention relates to a magnetothermal actuator, comprising: a magnetic actuator consisting of a coil (1) arranged in series in an electric line, surrounding a mobile core (2), and suitable for driving the latter between two positions...  
WO/2012/109684A1
For a residual-current-operated circuit breaker (1) having switching contacts (8) and at least one fault-current detector (2) for ascertaining a fault-current signal, wherein the residual-current-operated circuit breaker (1) is designed ...  
WO/2012/105913A1
The purpose of the invention is to create an electromagnetic relay (3) of a switch (S) used for interruption of the electric circuit whenever differential current would occur between a phase conductor (P) and a neutral conductor (N) ther...  

Matches 551 - 600 out of 9,688