Abstract: A dropout recloser is capable of in accordance with its operating programming after a predetermined number of fault interrupting operations, e.g., 1, 2, 3 or more but typically 3, to drop out of a cutout and hang freely in a hinge contact of the cutout providing sectionalization with an observable visible gap. The recloser includes fault interrupting and reclosing components, a drop out mechanism and a controller. The drop out mechanism may include a bi-stable actuator to affect fault interrupting operation and dropout operation. The device may include motion limiting structures. The recloser may have a number of operating modes or sequences.

Abstract: A method and circuit for determining and extinguishing electrical faults includes a power supply, and electrical load, a controller module, and electrical sensors, and when the controller module does not extinguish the electrical fault, another switch blows a fuse.

Abstract: A circuit system includes a circuit board. An integrated circuit is mounted on the circuit board, the integrated circuit including a plurality of pins. A trace-to-cable connector is mounted on the circuit board, the trace-to-cable connector configured to couple to a first cable of a first cable-type. A cable-to-cable connector is mounted on the circuit board, the cable-to-cable connector configured to couple the first cable to a second cable of a second cable-type. A first plurality of metal traces couple a first subset of the plurality of pins to the trace-to-cable connector.

Abstract: Methods and systems are provided for designing, implementing, and/or using communication cables comprising a leaky feeder structure, which may be configurable for homogeneous distribution of data signals. An example communication cable may comprise a core conductor, an insulation shield surrounding the core conductor, an outer conductor around the insulation shield and having one or more apertures arranged along its length, and a jacket at least partly covering the outer conductor. The communication cable may also comprise an illumination arrangement which may be arranged at least along sections of the length of the cable. The illumination arrangement may comprise a plurality of light emitting units.

Abstract: A system for reducing a specific absorption rate includes a source field generation unit wound with a first cylindrical coil and accommodating a source material therein, and generating a source field by applying a periodic input signal to the first cylindrical coil; a physical property change unit wound with a second cylindrical coil disposed adjacent to the first cylindrical coil and accommodating a transfer target therein, and changing a physical property of the transfer target based on the generated source field; and a target field circuit unit controlling the transfer target to form a target field by a PCB substrate with a power supply interface connected to a power supply and an input of the power supply.

Abstract: A mechanical fastener couples the J box the support structure above through bores disposed at the roof of the J box. At least one such bore can be slotted. The J box can have a plumbing tool coupled. The plumbing tool can be detachable. The J box or the J box and the J box cover can have at least one knock out opening for power or power and data conductor/s conveyance.

Abstract: A submersible component can include a conductor; and a polymeric material disposed about at least a portion of the conductor where the polymeric material includes at least approximately 50 percent by weight polyether ether ketone (PEEK) and at least 5 percent by weight perfluoroalkoxy alkanes (PFA). A submersible electrical unit can include an electrically conductive winding; and a polymeric composite material disposed about at least a portion of the electrically conductive winding where the polymeric composite material includes polymeric material at at least approximately 40 percent by volume and one or more fillers at at least approximately 10 percent by volume.

Abstract: A Z-bracket is adapted for mounting an electrical box to the open face of a metal stud. The invention has two mounting platforms with self-tapping screw holes. The flat brackets of an electrical box are secured to these mounting platforms. The invention has a retaining tab with at least one retaining indentation for screwing the retaining tab to the open face of a metal stud. A connector connects the retaining tab to the mounting platforms. The front edge of each mounting platform has a groove, which accommodates the tongue on a tab of the metal stud. Multiple triangular braces connect the mounting platforms to the connector for structural support. The invention is sized to fit a standard metal stud, providing an improved method for attaching electrical boxes to the open face of a metal stud.

Abstract: Circuits, integrated circuits, apparatuses, and methods, such as those for protecting circuits against electrostatic discharge events are disclosed. An example apparatus comprises a thyristor coupled to a node and configured to limit the voltage and discharge the current associated with an over-voltage event at the node. The over-voltage event includes a negative voltage having a magnitude that exceeds a trigger voltage of the thyristor. The example apparatus further comprising a transistor coupled to the thyristor and configured to adjust the magnitude of the trigger voltage.

Abstract: A power detection circuit is provided. The protection circuit is coupled to a pad and includes a trigger circuit and a discharge circuit. The trigger circuit includes a first transistor of a first conductivity type and a second transistor, also of the first conductivity type, which are coupled in series between the pad and a ground terminal. The trigger circuit detects whether a transient even occurs on the pad. The discharge circuit is coupled between the bonding pad and the ground terminal and controlled by the trigger circuit. In response to the transient event occurring on the bonding pad, the trigger circuit generates a trigger voltage to trigger the discharge circuit to provide a discharge path between the pad and the ground terminal.

Abstract: A circuit board structure includes a substrate, a third dielectric layer, a fourth dielectric layer, a first external circuit layer, a second external circuit layer, a conductive through hole, a first annular retaining wall, and a second annular retaining wall. The conductive through hole penetrates through the third dielectric layer, a second dielectric layer, and the fourth dielectric layer. The conductive through hole is electrically connected to the first external circuit layer and the second external circuit layer. The first annular retaining wall is disposed in the third dielectric layer, surrounds the conductive through hole, and is electrically connected to the first external circuit layer and the first inner circuit layer. The second annular retaining wall is disposed in the fourth dielectric layer, surrounds the conductive through hole, and connects to the second external circuit layer and the second inner circuit layer electrically.

Abstract: A winch column holds electric power conductors and static lines separate and distanced from an existing power line pole/structure during repair or replacement of the pole/structure. The winch column is temporarily anchored and stabilized to be vertical and adjacent to the existing pole/structure, and winch cables extend from the winch column height-adjustable frame to support the load of the disconnected conductors. Hoist lines also extend from the frame to support the disconnected static lines. After the repair or replacement of the pole/structure, the conductors and static lines are moved, and reconnected, to the new pole, and the winch column may be moved to another existing pole or power line or folded for storage. Whenever the winch cables handle the conductors, tension sensors provided on the frame are used to monitor and report conductor tension, for safe and effective handling and reinstallation on the new pole.

Abstract: A method of controlling a mechanical contactor including at least one pair of contacts for conducting a mains current (Im) when the contactor is in a closed position, and an electromagnet arranged to close the contactor, and maintain the contactor in the closed position, by forcing the pair of contacts towards each other when a control current (Ic) runs through a coil of the electromagnet. The method includes, while the contactor is in the closed position, obtaining an indication of unintentional separation of the contacts, and in response to the obtained indication, opening the contactor and maintaining the contactor in an open position by turning off the control current.

Abstract: A communication device and a radio frequency circuit are provided. The communication device includes an antenna element, a transceiver, and the radio frequency circuit. The radio frequency circuit includes a substrate, a first conducting wire, a second conducting wire, and four transmission lines. The four transmission lines are respectively connected to two ends of the first conducting wire and two ends of the second conducting wire to form an input part, an output part, a coupling part, and an isolation part, respectively. The first conducting wire and the second conducting wire are separate from each other and coupled to each other, and each of a width of the first conducting wire and a width of the second conducting wire is not equal to a width of any one of the four transmission lines.

Abstract: A flexible electronic sensor array apparatus comprising: a continuous flexible sheet having a length defining a first axis, a width defining a second axis and a thickness comprising a third axis; wherein the flexible sheet comprises multiple flexible sheet layers formed of one or more flexible materials stacked along the third axis; a plurality of electronic sensors disposed within the flexible sheet, each respective sensor comprising at least two conductive pattern layers, the two conductive pattern layers of the respective sensor spaced apart from one another along the third axis by one of the flexible sheet layers interposed between the conductive pattern layers; and wherein each respective sensor of the plurality of sensors is disposed at a different respective position along the first axis or the second axis of the flexible sheet from the remaining sensors, thereby forming an array of sensors spaced along the first and second axes.

Abstract: A self-leveling floor mounted electrical outlet assembly may include a cylindrical housing with a threaded inner surface. A mounting frame may be rotatably coupled to the threaded inner surface of the cylindrical housing to adjustably position the mounting frame within the housing and provide for a rough elevation adjustment of an electrical receptacle or wiring device. The mounting frame may further comprise a first portion or outer disk comprising an edge mateably coupled with the threaded inner surface of the cylindrical housing, and a second portion or yoke support comprising at least one threaded fastener extending from the second portion to the threaded opening, the at least one threaded fastener coupled to the threaded opening to adjustably position the second portion with respect to the first portion and configured to provide for a fine elevation adjustment. A wiring device may be coupled to the second portion of the mounting frame.

Abstract: The present invention comprises: an object to be conveyed that has at least one permanent magnet 10; a magnetic pole 25 that has a core 22 comprising a second magnetic body and a winding 21 wound around the outer periphery of the core 22; a drive circuit 50 for supplying a current to the winding 21 of the magnetic pole 25; a current detection unit 30 for detecting the value of the current flowing through the winding 21; and a computation unit 40 for estimating the position of the permanent magnet 10 on the basis of the current value detected by the current detection unit 30 and controlling the value of the current supplied from the drive circuit 50 to the winding 21 on the basis of information about the estimated position of the permanent magnet 10.

Abstract: A locking mechanism is disclosed for being locked together with a structure to be engaged, the locking mechanism including: a driving member, which is capable of moving in a driving direction; a first driven member and a second driven member, both of which are disposed axially symmetrically with respect to the driving direction and are coupled with the driving member so as to be driven by the driving member to move toward or away from each other along a driven direction of each of the first driven member and the second driven member respectively, the driven direction of each of the first driven member and the second driven member being transverse or oblique to the driving direction; an actuating handle, which is coupled with the driving member to move the driving member in the driving direction.

Abstract: A display device including: a display module including a display panel for displaying an image and a circuit board connected to the display panel; a support plate disposed on a surface of the display module; and a conductive adhesive film disposed between the circuit board and the support plate, the conductive adhesive film including: a double-sided adhesive film fixed to a surface of the support plate and a surface of the circuit board; and a single-sided adhesive film fixed to one of the surface of the support plate and the surface of the circuit board.

Abstract: A horizontal surface cover with a cover plate, at least one opening, and at least one access door. The cover plate is configured to cover an electrical device within an electrical box. The at least one opening extends through the cover plate and is sized to allow access to the electrical device through the at least one opening. The at least one access door is sized and shaped to fit within the at least one opening, and has a hinge with a hinge axis. The at least one access door is configured to translate along the hinge axis and rotate about the hinge axis to move between a closed position and an open position. The at least one access door is aligned with and inside of the at least one opening when in the closed position, and is misaligned with the at least one opening when in the open position.