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| Number | Title | Issue Date |
| 8164402 | Current transformer, protection device including such transformer and related circuit breaker A current transformer adapted for use in an electrical circuit. The current transformer includes a toroidal core and at least one electrical conductor having a portion passing within the toroidal core. The current transformer includes a cooling device having a body ... | 04/24/2012 |
| 8159318 | Electromagnet assembly directly driving latch of an electronic circuit breaker A circuit breaker includes a trip unit and an electronic fault detection unit sharing a common trip latch for causing the circuit breaker to trip upon detection of a fault by either unit. The circuit breaker has an electromagnet for causing the circuit breaker to tr... | 04/17/2012 |
| 8149075 | Plastic cradle The present invention relates generally to a plastic cradle. More particularly, the invention encompasses a plastic cradle utilized inside a molded circuit breaker (MCB). The present invention is also directed to a novel nonconductive nonmagnetic cradle that engages... | 04/03/2012 |
| 8143977 | Electromagnetic drive and an electromechanical switching device In one embodiment of the present invention, an electromagnetic drive unit including a coil, a yoke, and an armature is disclosed. The winding of the coil is partly wound in one direction and partly in the other direction. An electromechanical switching device includ... | 03/27/2012 |
| 8013695 | Electronic overload relay A magnetic circuit includes a stationary iron core, a permanent magnet, and an armature, in a circular pattern. A contact mechanism spring separates the armature from the stationary iron core to open the magnetic circuit to switch a contact mechanism to a reset posi... | 09/06/2011 |
| 8004376 | Electrical switching apparatus and shunt separator therefor A shunt separator is provided for an electrical switching apparatus including a housing, separable contacts enclosed within the housing, an operating assembly including a trip bar, and a trip assembly. The trip assembly cooperates with the trip bar to trip open the ... | 08/23/2011 |
| 7994882 | Space allocation within a circuit breaker A single pole module of a circuit breaker is disclosed. The housing includes a first portion and a second portion, and an interior wall separating the first portion from the second portion. The first portion includes a first section receiving a circuit board and a s... | 08/09/2011 |
| 7986202 | Circuit breaker current transformer conductor location device for improved sensing accuracy and assembly A circuit breaker includes a breaker housing, a transformer housing, and a plurality of conductor locators. The transformer housing is enclosed within the breaker housing and has an opening for receiving a plurality of conductors. The plurality of conductor locators... | 07/26/2011 |
| 7920037 | Fault interrupter and load break switch A fault interrupter and load break switch includes a trip assembly configured to automatically open a transformer circuit electrically coupled to stationary contacts of the switch upon the occurrence of a fault condition. The fault condition causes a Curie metal ele... | 04/05/2011 |
| 7864003 | Circuit breaker locking and unlocking mechanism A circuit breaker and method include main contacts configured to connect in an on position and be separated in an off position. A handle is coupled to one of the main contacts to adjust the contacts between the on position, the off position, a trip position and an o... | 01/04/2011 |
| 7843290 | Molded case circuit breaker with contact on mechanism A molded case circuit breaker having a contact on mechanism which can perform a trip operation and automatically rotates the handle to the on position or a position toward the on position if the handle is manipulated to move to the off (or reset) position in a state... | 11/30/2010 |
| 7830230 | Handle arm and undervoltage release and circuit interrupter incorporating the same A handle arm assembly is for a circuit interrupter including an undervoltage release mechanism having a reset mechanism. The handle arm assembly includes a body portion rotatable through an arc between an on position, an off position, and a reset position beyond the... | 11/09/2010 |
| 7750766 | Automatic circuit breaker with tripping device activated by a movable contact Embodiments of an automatic single- or multi-pole circuit breaker for use in low-voltage applications are disclosed. The circuit breaker includes at least a first fixed contact this is coupled/uncoupled with a first moving contact. The moving contact is operatively ... | 07/06/2010 |
| 7671711 | Linear actuator for circuit breaker remote operation device A remote operation includes an electromagnetic linear actuator that has a moving part linked to a handle of a circuit breaker, and drives the handle according to a remote operation command to perform change-over operations on the handle to ON, OFF, and RESET positio... | 03/02/2010 |
| 7623011 | Device for remotely operating a circuit breaker apparatus and associated assembly and method A device for remotely operating a circuit breaker apparatus is provided. Such a circuit breaker apparatus includes a trip device and a reset device that are externally accessible with respect to an enclosure enclosing the circuit breaker apparatus. The device compri... | 11/24/2009 |
| 7623010 | Electrical switch An electrical switch for connecting and breaking a circuit including a connecting and breaking mechanism for connecting and breaking the circuit provided with at least a set of movable contacts and stationary contacts; a electromagnetism drive mechanism for controll... | 11/24/2009 |
| 7598828 | Protection device with a sandwiched cantilever breaker mechanism The present invention is directed to an electrical wiring device that includes a plurality of line terminals, a plurality of load terminals, and a plurality of receptacle load terminals. A circuit interrupter is coupled to the plurality of line terminals, the plural... | 10/06/2009 |
| 7595710 | Maglatch mechanism for use in lighting control pod An electrical contact assembly includes a magnetic latch solenoid for actuating a moveable contact of a contact pair. The magnetic latch solenoid includes a magnet that latches the contact assembly in an open position, and a coil that moves an armature to the latche... | 09/29/2009 |
| 7579933 | Electrical installation switching device The disclosure relates to an electrical installation switching device, having a switching mechanism with a latching point which can be unlatched manually by means of a switching toggle or by means of an electromagnetic or thermal release, having a tripping lever whi... | 08/25/2009 |
| 7564329 | Ground fault circuit interrupter device A ground fault circuit interrupter device is described. ... | 07/21/2009 |
| 7551047 | Tamper resistant ground fault circuit interrupter receptacle having dual function shutters A receptacle including a front surface including one or more slots for receiving contact blades; a rear surface including one or more terminals for connecting the contact blades to a power source, the one or more terminals being line terminals and load terminals; a ... | 06/23/2009 |
| 7532095 | Apparatus for remotely actuating a manual actuator of a circuit breaker An apparatus for remotely actuating a circuit breaker with two stable positions corresponding to a switch-on position and a switch-off position, has a drive mechanism with an electric motor. The apparatus further has first and second switches for switching the motor... | 05/12/2009 |
| 7518475 | Electrical switching apparatus, circuit interrupter and method of interrupting overcurrents of a power circuit A circuit interrupter includes a housing, separable contacts, and an operating mechanism including a latch. The operating mechanism opens the contacts responsive to actuation of the latch. A trip mechanism cooperates with the latch to trip open the contacts. The tri... | 04/14/2009 |
| 7515022 | Circuit breaker common trip lever A trip lever for a shared tripping device, wherein the shared tripping device is structured to operatively couple at least two circuit breakers, a primary circuit breaker and a secondary circuit breaker, the trip lever having an elongated trip lever body with a moun... | 04/07/2009 |
| 7495534 | Terminal module assembly for molded case circuit breaker and molded case circuit breaker having the same In a terminal of a standard, plug-in or box type molded case circuit breaker, a terminal module assembly for a molded case circuit breaker capable of being removable by easily selecting the terminal type, and a molded case circuit breaker having the terminal module ... | 02/24/2009 |
| 7449983 | Circuit breaker common inter-phase link An inter-phase link for a shared tripping device, wherein the shared tripping device is structured to operatively couple at least two circuit breakers, and the inter-phase link has an elongated body with a mounting end and a distal end. The inter-phase link body mou... | 11/11/2008 |
| 7439833 | Ground fault circuit interrupter with blocking member Located within a GFCI is a movable contact bearing arm which cooperates with at least one fixed contact. When the movable arm is moved up to allow the at least one contact on the arm to close with at least one fixed contact, the GFCI is in a conducting state and cur... | 10/21/2008 |
| 7429906 | Overcurrent device feed through junction block An electrical feed through junction block includes a mountable housing comprising a front and a back, a first conductive terminal extending from the front of the housing, a second conductive terminal extending from the housing in a direction opposite the first condu... | 09/30/2008 |
| 7420446 | Circuit breaker The circuit breaker of this invention comprises a pair of stationary contactors 2, 3 which are respectively provided with stationary contacts 2a, 3a, a movable contactor 4 which includes a pair of movable contacts 4 | 09/02/2008 |
| 7414818 | Receptacle type ground-fault circuit interrupter A receptacle type GFCI includes an input circuit, a leakage current detecting and amplifying circuit, a neutral ground fault detecting and amplifying circuit, a signal control circuit including an IC and a reset and trip actuating circuit, an output circuit, and a g... | 08/19/2008 |
| 7414498 | Enhanced solenoid-armature interface Certain exemplary embodiments include a circuit breaker armature that includes and/or defines a contact zone intersected by a longitudinal axis of a solenoid comprising a plunger, the solenoid adapted to extend the plunger along the longitudinal axis to engage with ... | 08/19/2008 |
| 7411769 | Overvoltage protection device An overvoltage protection device for protection of low voltage electrical installations, has a device base part with terminals for phase conductors and ground or neutral conductors and at least one overvoltage protection element, with at least one arrester which is ... | 08/12/2008 |
| 7411145 | Motor operator de-coupling system sensing camshaft position A decoupling assembly structured to decouple the charging motor and the charging assembly cam shaft is provided. The decoupling assembly includes a lifter pin assembly and an elongated second end to a link member in the over-running clutch assembly. The link member ... | 08/12/2008 |
| 7408432 | Receptacle type ground-fault circuit interrupter A receptacle type ground-fault circuit interrupter (GFCI) device adapted for connecting to input lines, which includes a pair of input terminals for connecting to the input lines, a pair of receptacle outlets, a ground-fault current detector for detecting a ground f... | 08/05/2008 |
| 7405640 | Enhanced solenoid-armature interface Certain exemplary embodiments comprise an apparatus, comprising: a circuit breaker comprising: an integral thermo-magnetic trip device adapted to trip said circuit breaker upon an occurrence of a current overload and adapted to trip said circuit breaker upon an occu... | 07/29/2008 |
| 7400477 | Method of distribution of a circuit interrupting device with reset lockout and reverse wiring protection 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. The reverse wiring protection operates at both the line and load sides of ... | 07/15/2008 |
| 7397333 | Trip unit having bimetal element located outside the yoke A trip unit in a miniature circuit breaker includes a magnetic yoke and a bimetal mounted on the outside of the yoke. The bimetal is welded at one end to a load terminal that leads to a terminal connector and at the other end to a pigtail. The pigtail, instead of th... | 07/08/2008 |
| 7391289 | Systems, methods, and device for actuating a circuit breaker Certain exemplary embodiments comprise a device comprising: a trip mechanism adapted to engage an operating mechanism of an alternating current circuit breaker, said trip mechanism comprising: a bi-metal element arranged lengthwise into a first end zone, a central z... | 06/24/2008 |
| 7369021 | Undervoltage release and circuit breaker incorporating same The reset lever on a circuit breaker undervoltage relay is actuated by translating arcuate movement of a handle arm pin as the circuit breaker handle is moved to the off position into rotation of the reset lever through a complaint interface lever that is stiff enou... | 05/06/2008 |
| 7369022 | Auxiliary switch sub-assembly and electrical switching apparatus employing the same An auxiliary switch sub-assembly is provided for a telecommunication system circuit breaker including a housing having an opening, separable contacts inside the housing, and an operating mechanism operating the separable contacts between open and closed positions. T... | 05/06/2008 |
