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WO/2005/024879A1 |
Switchgears wherein piezoelectric converters have the function of an actuator are known. According to the invention, a magnetic actuator (5) is associated with the piezoelectric converter (11) as an actuator for unlocking the switch latc...
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WO/2005/017935A1 |
Disclosed is a test pushbutton module (2) for a circuit breaker (1), particularly a residual current circuit breaker, comprising a housing (21), a resistor (26), an actuating element (24) that is associated with a first connector of the ...
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WO/2005/015593A1 |
A pressure-operated switch for switching a connected assembly on and off comprises a spring dome (1), which contains a mechanical switching mechanism, and comprises an interrupter (9) that is actively connected to said spring dome. The i...
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WO/2005/010909A1 |
The inventive rotary engagement lock mechanism for automatic safety cutout comprises a hinge release bar (3), an intermediate lever (8), an engagement lever (18), holding means (26, 30) and an actuator (36). Said intermediate lever (8) i...
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WO/2005/008705A1 |
The invention relates to a trip assembly for use in an electro-mechanical device, such as a circuit breaker. The trip assembly is used for interrupting the flow of current upon the detection of excess current in a circuit breaker and com...
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WO/2005/008704A1 |
The invention relates to a safety switch provided with at least one first switch latch (1) comprising a first switch bridge (2), a first jack (3) with a first catch extension (31), and a first jack support (4) with a first notch (41) for...
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WO/2005/006368A1 |
The invention relates to a method and a device (1) for current limitation and/or power braking and to a switchgear having said device (1). According to the invention, a liquid metal (3) is moved by a dielectric fluid drive mechanism (12)...
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WO/2004/109731A1 |
A coupling device (3) for coupling a rotating input switching element (4) of a first unit (1) to a rotating output switching element (6) of a second unit (2) is provided for an assembly in which the rotation axes (8, 9) of the two switch...
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WO/2004/107375A1 |
a electrical switch for connecting and breaking the circuit includes at least a set of connecting and breaking mechanism for connecting and breaking the circuit; and a electromagnetism drive mechanism for controlling the contact to motio...
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WO/2004/100199A1 |
The invention relates to a fixing device for electric equipment (8), in particular to safety switches and the like. The inventive device comprises a first fixing element (1) for receiving a first main guide (6) or a similar element compr...
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WO/2004/097878A1 |
The invention relates to an electromechanical switching device having two movable contact elements (33,34) interacting with a fixed contact (35,36). Said switching device has a housing (8). When viewing a fixing side (11) from the top, s...
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WO/2004/093114A1 |
The invention relates to an electrical device, especially a protective switch, which comprises a switch latch having a control button that can be especially swiveled or displaced and that can be coupled with movable contacts of a contact...
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WO/2004/073127A1 |
The invention relates to a circuit breaker device comprising a bottom switch part (2) that can be brought into electrical contact with bus bars, a top switch part (1) which can be placed onto the bottom switch part (2) and is provided wi...
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WO/2004/073006A1 |
The aim of the invention is to provide an installation device (1a, 1b) and an installation assembly (2a-2j) comprising at least one installation device (1a, 1b), which can be used in conjunction with various connection technologies and a...
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WO/2004/073008A1 |
An electromagnetic power switch comprising a rotary actuator (1) which can rotated between an on-position and an off-position and which acts upon a contact bridge carrier (5) by means of a drive element (3). Rotation into the on-position...
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WO/2004/070753A2 |
A typical duplex GFCI receptacle has two buttons, a test button that, when pressed, shuts off power to the receptacle and down stream devices, and a reset button that, when pressed, restores power to the GFCI and down stream devices. Gen...
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WO/2004/068518A2 |
Resettable circuit interrupting devices, such as GFCI devices, that include reverse wiring protection, and optionally an independent trip portions and/or a reset lockout portion are provided. A user activated switch mechanism (720) is pr...
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WO/2004/057719A1 |
An electromagnetic switch comprises at least two driving coils. One driving coil turns off the switch according to the current flowing through the switch, for example, when an overcurrent flows. Another driving coil is excited or demagne...
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WO/2004/055851A1 |
The invention relates to a low-voltage circuit breaker with a first contact arrangement, for connecting a fixed contact to a first busbar and a second contact arrangement, for connecting a counter contact, arranged on a contact lever, to...
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WO/2004/049535A1 |
The invention relates to a protective switch comprising an actuating mechanism (24), main contacts (22), current sensors (26) for detecting the phase currents, and an evaluation unit (28), which compares the detected values with fault cr...
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WO/2004/049362A2 |
A method for providing alternating current electric power to a power consuming device includes moving a first line switch and a second line switch of a switch assembly from open circuit positions to closed circuit positions in a non-simu...
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WO/2004/042761A1 |
A miniature switchgear device (10), of the type used, for example, in power supply installation boards and consumer units, has a trip function for isolating an installation (52) from an electrical supply (50) depending on an electrical c...
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WO/2004/025681A1 |
This invention discloses a low-voltage breaker with a capability of tripping quickly. Its main feature is that at least one of the side faces of the contactor provided an open flange which in inter through, and on the bottom of the rotat...
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WO/2004/023507A1 |
Sear mechanism for mechanically actuating a piece of equipment especially an electric switch or circuit breaker characterized in that it comprises two elements (12, 16) the first (12) of the elements being biased to an actuating conditio...
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WO/2004/023506A1 |
The invention relates to a an electrical switchgear with an least single-pole embodiment with a housing made from an insulating material, whereby each pole has at least one input and one output connector. Each of the connectors has first...
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WO/2004/019363A1 |
An electrical device, such as a circuit breaker, for interrupting the flow of current, which includes a stationary contact, a blade having a movable contact, a releasably latchable trip lever, a bimetal, and a magnetic armature. The mova...
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WO/2004/017690A1 |
The invention relates to a device for the plane-parallel attachment of a module (24) to a side wall (26) of another module (28). According to the invention, this device comprises at least one coupling element (2), which can be seized and...
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WO/2003/102991A1 |
The invention relates to a protection device against overvoltages, comprising a fixed electrode (12) and a movable electrode (22), arranged facing an arc extinguishing chamber (54). The movable electrode (22) is operated by an electromec...
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WO/2003/098652A1 |
An insertion type circuit breaker comprises a trip rod (21) which actuates an on&sol off contactor for opening and closing a circuit carrying a load current and a trip mechanism for opening this on&sol off contactor, a lever (22) which a...
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WO/2003/098650A1 |
An electric resistance, especially for use in a circuit breaker, comprising a strip which is wound with an insulating layer between the windings and made of a relatively badly conductive metal having a high heat capacity such as special ...
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WO/2003/098651A1 |
The invention relates to an electric breaker unit comprising at least one contact point in the current path, at least one breaker mechanism for opening the contact point and elements for detecting the fault current and/or the excess curr...
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WO/2003/094188A1 |
An adjustable magnetic trip unit (1) for a circuit breaker includes a torsion spring (33) which applies a bias force to the plunger (15) of a trip solenoid (7). The torsion spring (33) is mounted on a driven bevel gear (47) and wound by ...
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WO/2003/088288A2 |
A Junction between a flexible conductor and a connection terminal, whose particularity consists of the fact that it comprises: a connection terminal that is shaped substantially like a parallelepiped and has an upper face and a lower fac...
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WO/2003/088292A1 |
A MEMS (microelectromechanical system) electrical switch device is provided for circuit protection applications. The device includes a mechanical latching mechanism by which the switch is held in the closed position, and a mechanism by w...
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WO/2003/083887A1 |
A thermal overcurrent relay comprises a bimetal curving in response to a main circuit current, an interlocking plate for transmitting the displacement of this bimetal, an adjustment lever which is supported by a support shaft protruding ...
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WO/2003/081623A1 |
A resettable switching device, e.g. a relay, comprises a fixed contact (18) and a movable contact (28). A solenoid (12) is fixed relative to the fixed contact and a ferromagnetic plunger (20) carries the movable contact. A spring (24) bi...
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WO/2003/079388A1 |
The invention relates to a circuit breaker for automatically interrupting an electrical flow of current (I), comprising a trip element (4), which has a tappet (26) for actuating a switching mechanism (3) and a coil (10) for generating an...
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WO/2003/079389A1 |
The invention relates to a circuit breaker having double pole interruption, comprising a first and second contact device, each of which having a stationary contact (26) and a moving contact (23), whereby both moving contacts (23) are mou...
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WO/2003/069647A1 |
The invention relates to a transmission system for tripping a fuse holder, comprising two parallel shafts (1, 2). According to the invention, three retaining hooks (7) are mounted to shaft 2 and are disposed at the same positions as the ...
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WO/2003/065398A1 |
The invention relates to an electrical switching device comprising a first contact point (11) which can be shifted by an electromagnetic actuator into an open position in the event of a short circuit; a second contact point (19) which is...
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WO2001016987A9 |
A circuit interrupter including a housing, separable main contacts disposed in the housing, and an operating mechanism disposed in the housing and interconnected with the contacts. The operating mechanism includes a cradle for rotating f...
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WO/2003/058788A1 |
A digital programmable motor overload protector includes a base module (1) and a detachable, removable user interface module (9) interfaced through a serial communications link. Motor operating conditions, user settings, override conditi...
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WO/2003/056594A1 |
A circuit breaker (100), in particular a medium voltage circuit breaker, having a current (20) and/or a voltage measuring device (30) integrated thereon. The integration can be functional and/or physical. The functionally integrated curr...
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WO/2003/054898A1 |
An electromagnetic relay with adjustable tripping threshold for a low-voltage circuit breaker, comprising a magnetic circuit that has a fixed part, which comprises a fixed element made of ferromagnetic material, a core, and at least one ...
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WO/2003/052784A1 |
A current-limiting low-voltage circuit breaker comprising a contact system which is latched by a switch latch, said contact system being provided with at least one movable switch contact (4) for each phase, said contact being able to be ...
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WO/2003/050835A1 |
An electric pole for a low−voltage power circuit breaker, comprising an insulating enclosure (20, 30) that has a lower wall, an upper wall, two side walls, a rear wall and a front wall, at least one arc chute, at least one fixed contac...
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WO/2003/044818A1 |
A circuit breaker having excellent heat resistance, arc resistance and over travel characteristics between contact points and suitable to recycle or reuse. The circuit breaker comprises mechanisms (7, 28, 29, 31, 32) for opening&sol clos...
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WO/2003/038963A2 |
A power circuit breaker (2) comprises break contacts for main current circuits and a connection device (6) for auxiliary current circuits that interacts with a contact device (7) mounted in a fixed manner. Signaling switches (13) are pla...
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WO/2003/021617A1 |
The invention relates to a tripping device for a power switch (1). An armature (21) is magnetically induced to perform a tripping motion when a short circuit current occurs. A latch plate (50) associated with the armature (21) is provide...
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WO/2003/017303A1 |
The aim of the invention is to provide a switching device (1) based on a uniform control tile, which is easy to produce and assemble, ensuring good electric insulation properties. To achieve this, the device comprises an adapter (12) wit...
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