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Patent Searching and Data


Matches 401 - 450 out of 15,815

Document Document Title
WO/1998/035372A1
A lockout solenoid is connected with the circuit breaker accessory shunt trip in a high ampere rated circuit breaker and interacts with the circuit breaker accessory lever to prevent the closing of the circuit breaker contacts until the ...  
WO/1998/027633A1
A ground fault/rating plug (17B) for molded case circuit breakers is inserted within the circuit breaker cover (42) for electrical connection with the circuit breaker electronic trip unit. A rating resistor (51) within the ground fault/r...  
WO/1998/027564A1
Each pole of a multi-pole circuit breaker is equipped to individually separate the circuit breaker contacts within each pole upon overcurrent occurrence. A digital processor within the circuit breaker trip unit determines the occurrence ...  
WO/1998/010455A1
A circuit breaker which is assembled by unitizing each part and inserting each unit into a molded case. A method by which the efficiency of the automatic assembly of the breaker is improved by inserting each unit into the molded case fro...  
WO/1998/010456A1
An overcurrent circuit breaker is housed in an approximately square housing (1) made of an insulating material and composed of two parts, a chassis (2) and a closure (3). A switching gear which guides the displacement of a contact bridge...  
WO/1998/010451A1
The invention concerns a mechanical connection for transmitting switching energy from a drive device to a movable contact carrier (2). Hinged tabs (1) comprise on the side of the movable contact carrier (2) hook-like ends (3) which are o...  
WO/1998/009307A1
A mobile switching contact arrangement (7) for a low-voltage power switch (1). Said arrangement presents a support (11) for various contact levers, with contact force springs (17) interacting with the contact levers (10). The contact lev...  
WO/1998/009306A1
A mobile switching device (7) for a low-voltage power switch (1). Said device presents a contact lever support (11) accommodating several contact levers (10). The contact lever support (11) comprises a base body (26) and additional parts...  
WO/1998/008240A1
The invention concerns a movable contact arrangement (10) for a low-voltage circuit breaker (11). The contact arrangement comprises a contact lever carrier (12) equipped with contact levers (13), and can be moved by a drive device (21) a...  
WO/1998/001883A1
An electrical circuit breaker includes a moveable contact piece connected to an actuating means and provided with a contact face arranged to make contact with a contact face of a second contact piece by movement generally in a first dire...  
WO/1997/045852A1
An electrical switching device (10) which includes a latchable contact carrier (14) carrying one or more electrical contacts (13) that can move between positions wherein an associated electrical circuit (11) is closed and open, an actuat...  
WO/1997/043775A1
This invention concerns a circuit breaker (1) for low tension which has a housing (2) consisting of a back wall (25) and a front part (26) in which a circuit contact system (11) with connecting bars (20, 21) is placed. The connecting bar...  
WO1997023887A3  
WO1997018571A3  
WO/1997/028546A1
A circuit breaker having a current transformer (CT) suitable for automatic fitting. The object of the invention is to provide a circuit breaker capable of improving productivity by making it easy to combine the CT with conductors. To acc...  
WO/1997/027602A1
The object of the invention is to prevent movable contacts (4) from being welded to fixed contacts (5) of a switching device (1). This object is achieved by an auxiliary magnet system (22, 23, 24) which is arranged in the main conducting...  
WO/1997/027605A1
The invention concerns an electrical switching device where destructive loading of the contact support (5) on appearance of short circuit forces in the on position is avoided. This is achieved by stops (8) in the extinction chamber which...  
WO/1997/023887A2
In a thermal triggering system (1) with bimetal strips (2), a slide (3), a switching component (5) to trigger a switching process and a differential lever (4) which is secured to the slide (3) and, when the latter is moved in the pushing...  
WO/1997/018571A2
All switching devices which have the purpose of protecting people or objects from the harmful effects of electric current include at least triggering elements which trigger the appropriate switching mechanisms whenever predetermined thre...  
WO/1997/017713A1
This invention provides a display unit for the tripping device. Since the prior tripping devices have not display units, a repairman can not judge the cause for the tripping while it occurs. The display unit provided by the invention inc...  
WO/1997/001859A1
In an electrical switching device including a stationary contact carrier having a stationary contact mounted thereon, a contact carrier assembly comprises a movable contact carrier and an arc-resistant protective shield. The movable cont...  
WO/1997/001856A1
An arrangement in an electrical switching device for protection against electrical arcs comprises a tripping mechanism, a stationary contact carrier, a movable contact carrier, an exhaust vent, an arc runner, and an arc extinguishing bar...  
WO/1996/024941A1
A secondary disconnect arrangement, in the form of a plug connector (51) attached to the sides of a high ampere-rated circuit breaker assembly (10), interacts with a receptacle connector (28) attached to the inner side walls (34, 35) of ...  
WO/1996/019007A1
A circuit breaker (10) including a sliding connection between a trip unit (12) and associated contact arm (20) is disclosed herein. The sliding connection facilitates assembly of the circuit breaker (10) and also permits a reduction of s...  
WO/1996/012293A1
A solid state overload relay mechanism designed for minimizing the forces required to open an electrical contact associated therewith in the event of a current overload in a protected circuit, and further designed for overcoming residual...  
WO/1996/012292A1
In a miniaturized automatic circuit breaker with a casing (50) of insulating material forming an arc-extinguishing chamber and a housing for contacts (3, 4) which are closed and opened and for a pair of terminals (57, 58) for connection ...  
WO/1996/001488A1
A detent mechanism comprising a support member having a fixed seating member comprising opposite sides; a first spring for exerting a first spring force, disposed between one side of the fixed seating member and a first sliding member, f...  
WO/1996/001484A1
An electrical switching device arranged to display the status of said device on a flag significantly larger than the relative movements of any components of said device. In an envisaged embodiment of the invention, this is achieved by ar...  
WO/1996/001489A1
This invention relates to a push button residual current device wherein a single pusch button is used to perform setting and testing operations on the device. More specifically, over the first part of the down stroke of the push button a...  
WO/1995/033275A1
A high ampere-rated circuit breaker (10) which meets the electrical code requirements of the world market. The circuit breaker electronic trip unit (15) is contained within a trip unit recess (15A) in the circuit breaker cover (14). Acce...  
WO/1995/032512A1
This invention relates to a high ampere-rated circuit breaker (10) which meets the electrical code requirements of the world market. The circuit breaker electronic trip unit (17) is contained within a recess (24) in the circuit breaker c...  
WO/1995/032515A1
A high ampere-rated circuit breaker (10) which meets the electrical code requirements of the world market. The electronic trip unit (20) is contained within the circuit breaker cover (15) and is configured to prevent access to the access...  
WO/1995/032513A1
A combined bell alarm and lock-out accessory (20) is connected with the electronic trip unit (60) that controls a high ampere rated circuit breaker (10). The accessory (20) interacts with the circuit breaker operating mechanism (9) to ac...  
WO/1995/028726A1
A low voltage power switch (1) has a switching chamber (2) with a switching contact arrangement (3) and an arc extinguisher (14). The switching chamber (2) is sealed by an apron-like projection (18) on the mobile contact support (6) in a...  
WO1995019634A3  
WO/1995/022157A1
An arc stack for receiving a circuit breaker blade moveable between a closed position and an open position, comprises a plurality of arc plates positioned substantially parallel to one another and arranged in a plurality of adjacent grou...  
WO/1995/020237A1
A circuit breaker (1) comprises a base (20) and cover (21) with rear, front and side wall portions which cooperate on assembly of the base (20) and cover (21) to form an enclosure for the various components of the circuit breaker. An enc...  
WO/1995/019632A1
A mid terminal for a double break circuit breaker comprises first and second elongated conductive plates, where each of the plates have first and second ends. The second end of the first plate is longitudinally spaced from the first end ...  
WO/1995/019631A1
A double break circuit breaker includes a pair of contact assemblies, an arc stack and an arc extractor. At least one of the contact assemblies interrupts the current by moving from a normally closed position to at least one open positio...  
WO/1995/019635A1
A high current capacity blade for a circuit breaker, comprises a conductive blade body having front and rear sections connected to one another, where the rear section includes a surface attachment area for fastening a flexible connector ...  
WO/1995/019629A1
An arc stack for receiving a circuit breaker blade moveable between a closed position and an open position comprises a plurality of generally rectangular arc plates having substantially similar length and width dimensions and positioned ...  
WO/1995/019633A1
A circuit breaker includes a first section and a second section with substantially independently operating pairs of contact assemblies in each respective section. In the first section, at least one of the contact assemblies is constructe...  
WO/1995/019634A2
A circuit breaker includes a first section and a second section with independently operating pairs of contact assemblies in each respective section. In the first section, at least one of the contact assemblies is constructed and arranged...  
WO1995004364A3  
WO/1995/004364A2
A thermally-responsive current-sensitive switch comprises a moulded-plastics body (1) capturing therein first and second terminals (2, 3) in the form of metal stampings and having an internal chamber wherein a leaf spring (6) and a snap-...  
WO/1995/003619A1
Such switches have current connections for contacts. One contact may be a fixed contact and the other contact may be a mobile contact. A drive opens the mobile contact when a predetermined electric current intensity is exceeded. The elec...  
WO/1995/002013A2
Described is a polymeric material intended for the production of arc extinguishing chambers for low-tension switchgear, the material being characterized in that it consists of a polyamide or polyolefin thermoplastic containing a cellulos...  
WO1995002013A3  
WO/1994/024682A1
The breaking structure for a circuit breaker according to the invention comprises, for each pole, a contact bridge (17) housed in a pusher (20). The pusher is guided in a fixed cage (21) monted in the casing of the circuit breaker, the c...  
WO/1994/024686A1
The disclosed circuit breaker has two make and break control buttons. The make button (14) and the break button (13) are pivotingly mounted in the casing of the breaker and present, in front of view, a height difference (h) of their lowe...  

Matches 401 - 450 out of 15,815