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| Number | Title | Issue Date |
| 8169283 | Circuit breaker trip unit support A support for anchoring a trip unit of a circuit breaker to a base thereof to prevent separation of the trip unit from the base during a short circuit fault. The support has top-facing two locking tabs that snap into place behind a wall in a lug-receiving area of th... | 05/01/2012 |
| 8138864 | Circuit interrupter including a molded case made of liquid crystal polymer A circuit interrupter includes a housing having a molded case made of liquid crystal polymer. Separable contacts are disposed within the housing. An operating mechanism is disposed within the housing and is structured to open and close the separable contacts. A trip... | 03/20/2012 |
| 8106732 | Relay A relay includes a base and a switch built into the base. A first terminal that is built into the base, is connected to one end of the switch, and is provided on a bottom of the base, a second terminal that is built into the base, is connected to the other end of th... | 01/31/2012 |
| 8093975 | Semiconductor switching module optimized for resistance to short circuits A semiconductor switching module including a housing having openings to remove pressure which occurs during a short circuit. The housing openings, which can be sealed by thin walls dimensioned so that so that parts which carry current cannot be touched from outside ... | 01/10/2012 |
| 7944333 | Sealed contactor A low cost, sealed contactor comprises a hermetically sealed housing with a flat header having internal components for changing the state of said contactor. Terminals are electrically connected to the internal components for connection to internal circuitry and appl... | 05/17/2011 |
| 7936241 | Contactor with conductor channel and load branch circuit with a contactor of this type A contactor includes a housing having a mounting side, an operating side, main connector surfaces and side surfaces. The operating side lies opposite the mounting side and is connected to the mounting side by main connector surfaces and side surfaces. The main conne... | 05/03/2011 |
| 7898373 | Motor starter A motor starter whose production is improved is specified. In at least one embodiment, the motor starter includes a power semiconductor switch, an electromechanical bypass switch connected in parallel therewith, and control electronics to drive the bypass switch. In... | 03/01/2011 |
| 7898374 | Modular soft starter Modular soft starters are disclosed having a plurality of soft starter modules with stacked SCRs and heat sinks for accommodating a single phase of a three phase motor, where the modules may be connected serially for starting each phase of a higher voltage motor, an... | 03/01/2011 |
| 7800468 | Electrical switching apparatus, and accessory module and strain relief mechanism therefor A strain relief mechanism is provided for an accessory for an electrical switching apparatus, such as a circuit breaker. The accessory includes an enclosure having a first end with an aperture, a second end disposed opposite and distal from the first end, and a numb... | 09/21/2010 |
| 7786831 | Modular terminal for molded case circuit breaker and molded case circuit breaker having the same A modular terminal for a molded case circuit breaker by which various types of terminals can be joined together and configuration and assembly are simplified, the modular terminal comprising a plurality of terminal bases each of which is provided for each phase, a t... | 08/31/2010 |
| 7750770 | Gas diverter for an electrical switching device A gas diverter is disclosed that slows, cools, and directs the hot gas and plasma generated during the operation of an electrical switching device. The gas diverter mounts to the switching device and has an inlet for accepting the gas and exit for expelling the gas.... | 07/06/2010 |
| 7737811 | Electromechanical switching device An electromechanical switching device of at least one embodiment includes fixed contacts securely arranged in a housing and a moving contact bridge for bridging the fixed contacts, a moving contact carrier to carry the contact bridge, and a solenoid to act on the co... | 06/15/2010 |
| 7733203 | Auxiliary contact unit for magnetic contactor An auxiliary contact unit for a magnetic contactor is disclosed, wherein the auxiliary contact unit is disposed at an inner lower frame thereof with a cover connected to lower hooks and supporting an upper structure, and the cover is supported at a lower surface the... | 06/08/2010 |
| 7701313 | Case for circuit breaker with monolithic door In a case for a circuit breaker in which a terminal is simply replaceable or mountable according to a wiring method of the circuit breaker, the case comprises a case which accommodates components for breaking a circuit, a terminal block portion which provides a comm... | 04/20/2010 |
| 7646271 | Electrical switching apparatus and interlocking phase barrier therefor A circuit breaker includes an enclosure with a first side and a second side opposite and distal from the first side. A number of separable contacts are enclosed by the enclosure. An operating mechanism is structured to open and close the separable contacts. A plural... | 01/12/2010 |
| 7633365 | Circuit breaker apparatus A circuit breaker assembly is disclosed. The assembly includes a base having an interior bottom surface that includes a first engagement feature and a circuit breaker cassette having an exterior bottom surface that includes a second engagement feature. The cassette ... | 12/15/2009 |
| 7609137 | Electrical switchgear An electrical switching device having at least one pole includes a housing of an insulating material, and an incoming terminal contact and an outgoing terminal contact associated with a first pole. Each of the terminal contacts includes a first connection device for... | 10/27/2009 |
| 7598834 | Electrical switching apparatus and accessory tray therefor An accessory tray is provided for an electrical switching apparatus, such as a circuit breaker, including a housing, an operating mechanism, and a number of accessories. The housing has a cavity with a first end and the second end, and is disposed beneath the operat... | 10/06/2009 |
| 7545247 | Electrical switching apparatus, and case and terminal shield therefor A terminal shield is provided for an electrical switching apparatus including a case having a first housing member, a second housing member coupled to and disposed opposite from the first housing member, a first end, a second end, a number of terminals, and a number... | 06/09/2009 |
| 7545248 | Structure of magnet switch ensuring stability of installation of seal A magnet switch which may be employed in automotive engine starters is provided. The magnet switch includes a metallic terminal which extends through a hole formed in a switch cover to have one of ends thereof protruding outside the cover. The other end of the termi... | 06/09/2009 |
| 7489216 | Housing cover for switching solenoid housing A housing cover for a solenoid housing operable for accommodating solenoids for switching hydraulic directional valves is disclosed. A housing cover box has a plurality of side walls, a top side, and an open bottom side, with first and second actuating guides for gu... | 02/10/2009 |
| 7440689 | Electromagnetically actuated adjusting apparatus for lens An electromagnetically actuated adjusting apparatus for lens is disclosed. The adjusting apparatus comprises a body capable of furnishing a lens inside, at least one permanent magnet, a first magnetic conductor and a second magnetic conductor. The first and the seco... | 10/21/2008 |
| 7417521 | Battery pack Noise generated by driving a relay provided on a battery pack is suppressed. A negative relay is fixed onto top of a bottom face and an inner side surface of a lower case of the battery pack via multiple mounting points formed on an L-shaped fixture. The center of g... | 08/26/2008 |
| 7411476 | Combination of a switching device and a printed board A combination of an electromagnetic switching device and a printed circuit board incoming and outgoing connecting conductors associated with switchable conducting paths in the switching device. The connecting conductors are each associated with a connecting terminal... | 08/12/2008 |
| 7403088 | Handle apparatus and electrical switching apparartus employing the same An electrical switching apparatus includes a circuit breaker device having a molded housing with line and load ends, plural terminals disposed from the housing, and first and second handle devices. The terminals electrically and mechanically engage a circuit breaker... | 07/22/2008 |
| 7375606 | Electromagnetic contractor for controlling an electric starter The metal housing of the case of a contactor includes an annular rib extending continuously opposite the cylindrical periphery of the main stationary core, the rib having an internal diameter respectively greater than that of the ferrule and smaller than that of the... | 05/20/2008 |
| 7367830 | Busway fitting with switch mounted perpendicular to primary axis A busway fitting wherein the switch and/or fuse are disposed in a horizontal orientation. As the switch assembly and/or fuse are disposed in a horizontal orientation, the buses coupled to the switch assembly and/or fuse also extend horizontally. As such, the buses c... | 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 |
| 7358837 | Electrical switching apparatus and circuit breaker including a molded enclosure and machine screws reinforcing the same A circuit breaker includes separable contacts, an operating mechanism structured to open and close the separable contacts, a molded enclosure comprising a first molded portion and a second molded portion, a plurality of thread cutting screws fastening the first mold... | 04/15/2008 |
| 7358836 | Shield, and printed circuit board and electrical apparatus employing the same A shield is provided for a circuit breaker including a printed circuit board (PCB). The PCB is a generally planar member with a plurality of electrical components each having a corresponding shape. The shield includes at least one resilient sheet member at least par... | 04/15/2008 |
| 7356422 | Apparatus and method for high-speed load shedding in an electrical power system An apparatus and method causes a response action in an electrical power distribution system having, inter alia, a plurality of intelligent electronic devices (IEDs) configured to provide protective monitoring and control of the electrical power system. The method in... | 04/08/2008 |
| 7350727 | Roller mill, particularly air-swept roller mill, and method for grinding materials with magnetizable, particularly iron-containing constituents, E. G. slag The invention relates to a roller mill, particularly an air-swept roller mill provided with a device for separating magnetizable constituents, particularly iron particles from the milling area. The invention also relates to a method for grinding materials with magne... | 04/01/2008 |
| 7348514 | Slot motor and circuit breaker including the same A circuit breaker includes fixed and movable contacts, an operating mechanism including a movable arm carrying the movable contact, an arc chute including a plurality of spaced apart first and second arc plates, and a slot motor. A slot motor structure is disposed a... | 03/25/2008 |
| 7342474 | Circuit breaker configured to be remotely operated A circuit breaker configured to be remotely operated is disclosed. The circuit breaker includes a set of main contacts configured to connect between an electrical source and an electrical load, an operating mechanism in operable communication to open and close the m... | 03/11/2008 |
| 7323958 | Multipole circuit breaker with single-pole breaking units Multipole circuit breaker comprising single-pole breaking units in the form of cases with two large side faces and having at least one movable contact which operates in conjunction with at least one stationary contact, an operating mechanism common to a set of break... | 01/29/2008 |
| 7321281 | Hermetically sealed relay having low permeability plastic housing A high voltage relay comprises a hermitically sealed housing made of ethylene vinyl alcohol (EVOH) and having internal components for changing the state of said relay. Terminals are electrically connected to the internal components for connection to external circuit... | 01/22/2008 |
| 7319373 | Electrical switching apparatus and terminal housing therefor An auxiliary switch terminal housing is provided for a telecommunication system circuit breaker including an enclosure, separable contacts inside the enclosure, line and load terminals in electrical communication with the separable contacts, an operating mechanism f... | 01/15/2008 |
| 7314205 | System and method for mounting a breaker panel to a pole Certain exemplary embodiments can provide a system that can comprise one or more brackets adapted to be coupled to a panel. The bracket can define a collar adapted to slideably couple the panel to a pole. The bracket can be adapted to restrain rotational motion of t... | 01/01/2008 |
| 7310458 | Stacked module systems and methods The present invention provides methods for constructing stacked circuit modules and precursor assemblies with flexible circuitry. Using the methods of the present invention, a single set of flexible circuitry whether articulated as one or two flex circuits may be em... | 12/18/2007 |
| 7310221 | Switching installation provided with an electrically insulating barrier A switching installation (5) having a circuit breaker (12), which is connected to a cable connection (33), and optionally a disconnector (14) for making or breaking a conductive connection between the cable connection (33) and a ra... | 12/18/2007 |
