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Patent Searching and Data


Matches 251 - 300 out of 5,266

Document Document Title
WO/2008/006846A1
The present invention relates to a switch (1) for a switching unit for energy supply and distribution. This includes a first connection (2) and a second connection (3), each of which has a cylindrical bolt (5, 8). The bolts (5, 8) are ax...  
WO/2008/001589A1
[PROBLEMS] To stop the movable contact part of a ground disconnector at each position by a simplified operating mechanism. [MEANS FOR SOLVING THE PROBLEMS] A rotating panel (31) is rotated according to the rotation of a drive part (36). ...  
WO/2007/141238A1
In order to develop a polyphase switch panel for medium-voltage switchgear assemblies for selective earthing of a respective single busbar connection of the medium-voltage switchgear assembly by means of a circuit breaker which has a dri...  
WO/2007/134692A1
In accordance with one embodiment, a switching device for an electrical switchgear assembly for energy distribution with a functional unit for the function of earthing and a functional unit for the function of isolation is specified, whe...  
WO/2007/131868A1
The invention relates to a switching device, in particular fused interrupters, comprising a housing and a cover arranged thereon, wherein in the housing at least one pair of contacts is provided for receiving respectively one contact bla...  
WO/2007/085727A3
Device for automatically earthing the neutral (N) of an electrical appliance co-operating with a cut-off and/or protection apparatus comprising jaws (1, 2) for receiving an isolating element (3) of the strip type and/or a protection elem...  
WO/2007/070288A3
A bypass blade is pivotably connected to the first terminal pad, and movable between open and closed positions. The bypass blade electrically connected between the first and third terminal pads when in the closed position. A first discon...  
WO/2007/096302A1
The invention relates to an electrical switching device having a first interrupter unit for interrupting and connecting an electrical line, in particular an air-insulated grounding switch. Furthermore, the invention relates to a method f...  
WO/2007/085425A1
The invention relates to a contact system for a short-circuiting device in a medium-voltage or high-voltage switchboard plant, comprising one stationary contact piece (10) each per phase, connected to the mains voltage (high voltage or m...  
WO/2007/085727A2
Device for automatically earthing the neutral (N) of an electrical appliance co-operating with a cut-off and/or protection apparatus comprising jaws (1, 2) for receiving an isolating element (3) of the strip type and/or a protection elem...  
WO/2007/077108A1
A switching point (1) of an electrical switching device has a first and a second contact piece (2, 3), which can be moved in relation to one another by means of a drive device (5). The drive device (5) has a gear mechanism, which contain...  
WO/2007/078285A1
As applications of variable frequency drives (VFD) (50) continue to grow so do challenges to provide VFD(50) systems meeting application specific requirements . For multiple reasons to include safety standards and electromagnetic interfe...  
WO/2006/058102A3
A method (1000,1100,1200,1300,1400) automatically tests a parameter of an electronic component (12,120) to determine whether the component (12,120) has an acceptable value. The method (1000,1100,1200,1300,1400) employs an automatic elect...  
WO/2007/070288A2
A bypass blade is pivotably connected to the first terminal pad, and movable between open and closed positions. The bypass blade electrically connected between the first and third terminal pads when in the closed position. A first discon...  
WO/2007/057164A1
The invention describes an electrical switchgear assembly (10). The switchgear assembly (10) has at least two circuit breaker poles (11), which are arranged next to one another on a mounting frame (13). Furthermore, two grounding switche...  
WO/2007/042548A1
The invention mainly concerns an assembly for a ground disconnect switch comprising a fixed ground contact (12), a phase contact (14) adapted to be electrically connected to a conducting bar (8) via mobile connection means (16) for elect...  
WO/2006/086310A3
A circuit tester (Figure 5) for connecting to a load of an appliance and a power source to test the AFCI and GFCI. The tester including an AFCI and a GFCI having two to three pairs of leads (52B) connected to the lines (60, 62) for conne...  
WO/2007/035644A2
A radio frequency identification tag reading/writing station is adapted to be used with a radio frequency identification tag reader/writer in order to read/write radio frequency identification tags on a continuous web of carrier material...  
WO/2007/031040A1
In order to design a vacuum interrupter (1, 1’) having a housing (2), a first contact system (19, 22, 31, 34), which comprises a movable contact piece (19, 34) and a fixed contact piece (22, 31), and a second contact system (11, 16) co...  
WO/2007/023093A1
The invention relates to a contact assembly for an earthing switch (4, 5) or circuit breaker, said assembly comprising a first and second contact part (7, 9). The two contact parts (7, 9) can be displaced in relation to one another. At l...  
WO/2007/017573A1
A neutral connection device comprises two pairs of axially remote connection jaws (1, 2), which are fixed to an insulating support and connected to each other by a removable connecting battery (4), wherein one jaw pair (1, 2) is electric...  
WO/2006/131560A1
An electric switch including a stationary contact that is annular. The switch comprises a gastight enclosure (2), a conductor bar (8) of axis (D), a stationary contact (12) presenting a contact zone (22) of substantially annular shape, a...  
WO/2006/109892A1
A manual interrupter, i.e. a service plug device (50), arranged in series with a relay between a fuel cell and a load comprises a case (52), a service plug (70), a rotary lock plate (58) and a limit switch (64). The rotary lock plate (58...  
WO/2006/100293A1
The invention relates to a metal bracket (10) for retaining fuses in the cover of a fused interrupter. Said bracket comprises a front section (12) and two wall sections (14) that extend perpendicularly from the front section. According t...  
WO/2005/122352A1
The invention relates to a gas-insulated switchgear, particularly a gas-insulated medium-voltage switchgear, according to claim 1. In order to satisfy additional safety requirements also with position 2 and 3 disconnectors in gas-insulat...  
WO/2005/109450A1
A compliant electrical contact assembly (11) for temporarily interfacing two electrical devices. The assembly (11) includes a contact (10) having loops (14) with axes forming with a closed coil with opposed contact points (16, 18). The a...  
WO2005074085A3
Disclosed is a high-voltage outdoor bushing arrangement (1) comprising an electrically insulating jacket (6) and an electrically conducting housing (2). An isolating gap (11) is located inside the electrically conducting housing (2). Sai...  
WO2005074074A3
The invention relates to a leadthrough arrangement (1) comprising a separating switch component which is connected to an electrically insulating cover (10) in the manner of an open-air leadthrough. A tubular shaped electrode (9) is arran...  
WO2005018066A3
The invention relates to a high or medium-voltage electric switch, in particular a GIS-type breaker embodied in the form of a tree-position switch having a ground position comprising a tightly closed casing (1) filled with a dielectrical...  
WO/2005/083732A1
The invention relates to a switching device comprising an encapsulation housing (1) filled with an insulating gas. A grounding contact (14) and a disconnection contact (15) are fixed in the interior of the housing. A displaceable contact...  
WO/2005/074085A2
Disclosed is a high-voltage outdoor bushing arrangement (1) comprising an electrically insulating jacket (6) and an electrically conducting housing (2). An isolating gap (11) is located inside the electrically conducting housing (2). Sai...  
WO/2005/074074A2
The invention relates to a leadthrough arrangement (1) comprising a separating switch component which is connected to an electrically insulating cover (10) in the manner of an open-air leadthrough. A tubular shaped electrode (9) is arran...  
WO/2005/069327A1
The invention relates to an electrical contact element (24) that can be used to electrically connect in series two conductive elements (12, 22) that can be displaced in relation to each other and form part of the electrical equipment. Sa...  
WO/2005/062325A1
A disconnector comprising a movable conductor (1) for connecting/disconnecting/earthing an electric line, an insulating holder (7) for securing an input terminal part (3), a connecting terminal part (5) and an earthing terminal part (6),...  
WO/2005/062328A1
The invention relates to a medium voltage switchgear assembly which comprises at least one disconnector and whose drive unit is disposed inside or outside a gas chamber according to the generic part of claim 1. In order to further develo...  
WO2004109881A3
The invention relates to a communication system (1,20) consisting of a protection housing (2, 2a) provided with a contact breaker unit (3) arranged therein. Said contact breaker unit (3) comprises two contact elements which are movable w...  
WO2004109880A3
The invention relates to a switch assembly (1, 20, 30) comprising an essentially tubular enclosed housing (2, 21, 31). The tubular axis of the enclosed housing (22, 21, 31) deviates from the horizontal and the vertical. The switch assemb...  
WO/2005/024876A1
A bypass switch recloser assembly has a first switch assembly connected electrically in series to a second switch assembly. A bypass switch assembly is connected electrically in parallel to the first and second switch assemblies. A reclo...  
WO/2005/018066A2
The invention relates to a high or medium-voltage electric switch, in particular a GIS-type breaker embodied in the form of a tree-position switch having a ground position comprising a tightly closed casing (1) filled with a dielectrical...  
WO2004093276A3
A displaceable contact piece (3) of an earthing switch (4) transverses the wall (2) of a housing of a capsule. Said displaceable contact piece (3) is sealed with respect to the capsule housing wall by means of a sealing element. The disp...  
WO/2004/109881A2
The invention relates to a communication system (1,20) consisting of a protection housing (2, 2a) provided with a contact breaker unit (3) arranged therein. Said contact breaker unit (3) comprises two contact elements which are movable w...  
WO/2004/109880A2
The invention relates to a switch assembly (1, 20, 30) comprising an essentially tubular enclosed housing (2, 21, 31). The tubular axis of the enclosed housing (22, 21, 31) deviates from the horizontal and the vertical. The switch assemb...  
WO/2004/093276A2
A displaceable contact piece (3) of an earthing switch (4) transverses the wall (2) of a housing of a capsule. Said displaceable contact piece (3) is sealed with respect to the capsule housing wall by means of a sealing element. The disp...  
WO2004032165A3
A make-before-break selector switch (100) for use in high-voltage applications allows power to a load to be switched from a first power source (110) to a second power source (110) such that the second connection is made before the first ...  
WO/2004/054057A1
A gas−insulated switch gear, wherein all of a breaker, a disconnect switch with an earth switch, and a bushing for bus− bar in an insulating gas−sealed tank are supportedly installed on a single flat plate−shaped mounting plate f...  
WO/2004/053911A1
An air circuit breaker in which the size of a spring for closing the air circuit breaker by relieving accumulated pressure is decreased, an excessive stress load is prevented, the mechanical strength lifetime of the closing spring is pro...  
WO2004017348A3
Drive mechanism for the synchronous operation of a plurality of vacuum circuit breakers (35). It comprises energy storage means (6), conversion means (37) for converting energy stored in the energy storage means (6) into an operation of ...  
WO2004032165A9
A make-before-break selector switch for use in high-voltage applications allows power to a load to be switched from a first power source to a second power source such that the second connection is made before the first is broken. The sel...  
WO/2004/032165A2
A make-before-break selector switch (100) for use in high-voltage applications allows power to a load to be switched from a first power source (110) to a second power source (110) such that the second connection is made before the first ...  
WO/2004/030007A1
The invention relates to a single pole fuse holder base consisting of a base body (1), a frame or base (2) and a cover (3) comprising lateral end grooves (7) which are articulated to respective lateral flanges (4) belonging to the base (...  

Matches 251 - 300 out of 5,266