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Patent Searching and Data


Matches 401 - 450 out of 2,559

Document Document Title
WO/2005/031775
The invention relates to a low-voltage power circuit breaker in which the contact levers (4) serving to establish an electrical contact are mounted directly on a roller-shaped actuating shaft (2) provided for actuating the contact levers...  
WO/2005/031779
The invention relates to a drivetrain, for at least one moving contact (6) in an electrical switch (1), comprising a switch shaft (9), a first coupling module, coupling the switch shaft to a drive (19) and at least one second coupling mo...  
WO/2005/029526
The invention relates to an electrical switch (1) comprising a moving contact (6), which, via a drive train (8, 9, 14), can be transferred against the force of a contact force spring (7) out of an OFF position and into an ON position, an...  
WO/2005/029524
The invention relates to a switch comprising a contact bridge (8) that can be displaced in relation to at least one fixed contact (32) between a first and a second switching position and that is pre-stressed by a contact spring (9) again...  
WO/2005/029525
An encapsulated medium voltage vacuum circuit interrupter (1, 50, 60, 70, 80, 90, 100, 150) includes a line terminal (2), a load terminal (3), a vacuum interrupter (4), an operating mechanism (5) and an elongated, insulated, generally cy...  
WO/2005/029521
The invention concerns electrical switches (1), which are provided with a moving contact (6) and in which the moving contact (6) can, via a drive train (10), be transferred against the force of at least one spring (31) out of an OFF posi...  
WO/2005/027170
The aim of the invention is to simplify the design of an electrical switching device, particularly a circuit breaker. Said aim is achieved by using the magnetic field of the fault current to activate the tripping mechanism during current...  
WO/2005/027169
The invention relates to an electric current shut-off device comprising a housing (1), two fixed contacts (21, 22), a moving contact (20), a setting mechanism (3) including an actuator (31) for displacing the moving contact toward the fi...  
WO/2005/024879
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...  
WO/2005/024878
The aim of the invention is to simplify and improve the manufacture of actuating shafts. This is achieved by means of coupling devices (6, 9; 7, 10; 8, 11) which are cast directly on the extension arms (2, 2', 3, 3', 4, 4'). The coupling...  
WO/2005/017935
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 ...  
WO/2005/015593
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...  
WO/2005/010909
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...  
WO/2005/008705
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...  
WO/2005/008704
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...  
WO/2005/006368
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)...  
WO/2004/109731
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...  
WO/2004/107375
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...  
WO/2004/100199
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...  
WO/2004/097878
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...  
WO/2004/093114
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...  
WO/2004/073008
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...  
WO/2004/073006
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...  
WO/2004/073127
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...  
WO/2004/070753
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...  
WO/2004/068518
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...  
WO/2004/057719
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...  
WO/2004/055851
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...  
WO/2004/049535
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...  
WO/2004/049362
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...  
WO/2004/042761
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...  
WO/2004/025681
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...  
WO/2004/023506
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...  
WO/2004/023507
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...  
WO/2004/019363
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...  
WO/2004/017690
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...  
WO/2003/102991
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...  
WO/2003/098650
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 ...  
WO/2003/098652
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...  
WO/2003/098651
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...  
WO/2003/094188
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 ...  
WO/2003/088292
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...  
WO/2003/088288
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...  
WO/2003/083887
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 ...  
WO/2003/081623
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...  
WO/2003/079389
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...  
WO/2003/079388
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...  
WO/2003/069647
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 ...  
WO/2003/065398
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...  
WO/2003/058788
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...  

Matches 401 - 450 out of 2,559