Abstract: A circuit board includes a substrate defining a plurality of ground attaching holes and a plurality of first through-holes. The substrate includes a first surface and a side edge. Wherein, a plurality of parallel and spaced first conductive paths is formed on the first surface around each ground attaching hole. A first arcuate conductive portion is formed at each end of each first conductive path. An angle between each first conductive path and the side edge is 45° or 135°. The first through-holes respectively extend through the first arcuate conductive portions and electrically couple with the first conductive paths.

Abstract: In an embodiment, set forth by way of example and not limitation, an ambient energy powered electronic gasket includes an insulating gasket body adapted to engage a surface of a powered device, and an electronic circuit enclosed within the gasket body including a DC power supply powered by an ambient energy source related to the powered device with which it is engaged. The ambient energy source can be an AC power source, electromagnetic energy, mechanical, heat, chemical, fluid flow, etc., by way of non-limiting examples.

Abstract: Embodiments generally relate to long-distance, 3-phase, AC electricity transmission structures. In one embodiment, the structure comprises an array of beams, the array comprising a sub-array of 3N active beams, wherein N is an integer, one passive beam on the right side of the sub-array of active beams; and one passive beam on the left side of the sub-array of active beams. The centers of the cross-section of each of the active and passive beams lie in a single plane. In another embodiment, the structure comprises an array of 3N metal active beams, wherein N is an integer; and a tunnel of rectangular cross-section with either 90 degree or rounded corners. The array of beams is mounted within the tunnel, and the two side walls of the tunnel are lined with a highly conductive metal having a thickness similar to the thickness of metal used in the active beams.

Abstract: A textile sleeve for routing and protecting elongate members and method of construction thereof is provided. The textile sleeve has an elongate textile wall constructed from interlaced yarn. An emulsion of acrylic binder and water-based silicon resin is applied to coat the interlaced yarn, with the acrylic binder providing resistance to end fray of the textile sleeve at temperatures below 150° C., and the silicone resin providing resistance to end fray between about 150-500° C.

Abstract: The invention discloses a package structure made of the combination of a device carrier and a modifiable substrate. In one embodiment, a recess is formed in the device carrier and a conductive element is disposed on the substrate, wherein the substrate is disposed on the device carrier and the conductive element is located in the recess of the device carrier. The conductive pattern in the substrate is electrically connected to the device carrier and I/O terminals of the first conductive element. The invention also discloses a method for manufacturing a package structure made of the combination of a device carrier and a modifiable substrate. In one embodiment, a portion of the conductive pattern in the substrate can be modified.

Abstract: On a printed wiring board obtained by a method of manufacturing a printed board, a predetermined component is to be mounted on at least one of a front surface side and a back surface side. The manufacturing method includes preparing a CFRP core, forming a through hole so as to penetrate the CFRP core from the front surface side to the back surface side and include a region in which the component is to be mounted when viewed in a plan view, and embedding a GFRP core having insulating properties within the through hole by filling the through hole with a resin having insulating properties and curing the resin. According to the manufacturing method, the component mounted on the printed board is not affected by a stray capacitance due to a CFRP, and it is not difficult to form a circuit.

Abstract: A weatherproof electrical junction box that includes a molded electrical junction box and an insert is disclosed. Specific implementations may comprise a molded electrical box comprising four side walls, a back wall, a front opening, two screw bosses extending toward the front opening, and an unthreaded hole extending through a first side wall of the four side walls. Specific implementations may comprise an insert, the insert comprising an unthreaded exterior and a partially threaded interior. The insert may be fixed within the one unthreaded hole.

Abstract: A low loss and low packaged volume coaxial RF cable according to embodiments is configured to conduct electrical signals, such as RF energy signals. The coaxial RF cable includes a three-layer structure that includes a non-conductive composite braid disposed between a first conductive composite braid and a second conductive composite braid. The coaxial cable is a ultra-flexible, compressible conductor configured to be folded multiple times within a low volume area without damage.

Abstract: A printed circuit board includes a printed circuit board, a semiconductor device mounted on the printed circuit board, a capacitor element mounted on the printed circuit board 2, a ground conductor plane to which a ground terminal of the semiconductor device is connected, and first and second power source conductor planes which are arranged so as not to contact with each other. The second power source conductor plane and the ground conductor plane are arranged so as to oppose to each other to form a planar capacitor. The printed circuit board has a first connecting conductor which connects a power source terminal of the semiconductor device with the second power source conductor plane, and a second connecting conductor which connects the first power source conductor plane with the second power source conductor plane through a first terminal of the capacitor element. Thereby, an electromagnetic radiation noise is reduced.

Abstract: An insulating bus bar cover is attachable to a bus bar between cell groups, both ends of the bus bar being respectively fixable to electrode terminals having opposite polarities in order to electrically connect the electrode terminals. The bus bar cover includes a main body portion for covering the bus bar while exposing both ends of the bus bar, hinge portions that are provided at ends of the main body portion, and lid portions that are attached via the hinge portions to the main body portion, and are pivotable by the hinge portions so as to cover or expose the ends.

Abstract: A hermetic electronics package includes a metal case with opposing first and second open ends, with each end connected to a first feedthrough construction and a second feedthrough construction. Each feedthrough contruction has an electrically insulating substrate and an array of electrically conductive feedthroughs extending therethrough, with the electrically insulating substrates connected to the opposing first and second open ends, respectively, of the metal case so as to form a hermetically sealed enclosure. A set of electronic components are located within the hermetically sealed enclosure and are operably connected to the feedthroughs of the first and second feedthrough constructions so as to electrically communicate outside the package from opposite sides of the package.

Abstract: A power cord integrated hanger system for suspending a lighting fixture has a flexible load bearing inner suspension part and a flexible non-load bearing outer conductor part that acts as the “power cord” for the suspended lighting fixture. The flexible outer conductor part has an internal passageway for the inner suspension part. An outer cover of the outer conductor part holds electrical conductors in place in the outer conductor part and preferably conceals the conductors from view. The outer cover of the conductor part can be provided with different aesthetic qualities to enhance the visual appearance of the hanger system.

Abstract: Provided is an assembly structure of an electrical junction box which makes it possible to fit an electrical component attachment block into an insulation case without provision of a lock mechanism. Included are a housing (15) provided in an insulation case (5) and configured to house an electrical component attachment block (7); contact walls (19, 20) provided in an inner wall of the housing (15), and configured to come into contact with the housed electrical component attachment block (7); a terminal receiving portion (23) provided to the insulation case (5), on which to place a connection terminal (8); and a fastening module (9) configure to screw-fix the connection terminal (8) placed on the terminal receiving portion (23) to a conduction bus bar (37) in the electrical component attachment block (7) housed in the housing (15).

Abstract: An insulating waterproof member for insulating and waterproofing a connector of a cable, the insulating waterproof member including: a sealing material for covering the connector, and a protective sheet for covering the connecting portion with the sealing material interposed therebetween, the protective sheet having an adhesive layer on a surface on a sealing material side, wherein the protective sheet includes a body portion for covering the connector and an extending portion that extends in a first direction from the body portion, and the extending portion allows pressure to be imparted to the sealing material and the body portion that cover the connector in a first region at a first end side of the body portion in a second direction that intersects the first direction, in a second region at a second end side of the body portion, and in a third region between the first region and the second region.

Abstract: The invention relates to the use of a mixture comprising a hydrofluoroolefin, possibly associated with a dilution gas, as a gaseous electrical insulation and/or electrical arc extinguishing medium in substation medium-voltage electrical device. It also relates to medium-voltage electrical device in which electrical insulation and/or electrical arc extinguishing is (are) performed by a gaseous medium comprising hydrofluoroolefin, possibly associated with a dilution gas.

Abstract: A bipolar lightning rod apparatus includes a fixation plate, a rod member configured to have one end connected to the fixation plate in a length direction thereof and charged with the electric charges of a ground, at least two insulators installed in the length direction, an electrification plate installed between adjacent insulators, electrically insulated from the rod member, and charged with electric charges having an opposite polarity to the electric charges of the ground, an electrification tube installed between the electrification plate and the insulators, electrically connected to the electrification plate, and charged with electric charges having an opposite polarity to the electric charges of the ground, and a rod cap connected to the top of the rod member and configured to induce the falling of a thunderbolt. The rod cap has an outside diameter greater than that of the insulators.

Abstract: Systems and methods for insulating the Y-points of three-phase electric motors commonly used in ESP systems, in which the Y-points are not grounded or tied to a reference voltage, and may consequently experience high voltages. One embodiment is an apparatus for insulating the Y-point of the motor using an electrically insulating enclosure. The enclosure has apertures that extend from a cavity therewithin the to the exterior of the enclosure. The cavity accommodates the Y-point of the motor. The conductors which are connected at the Y-point junction extend from the cavity to the coils of the three-phase motor, and possibly to an instrument package. Seals are formed at the apertures to provide an electrically insulating barrier between the Y-point and the exterior of the enclosure. The cavity may be filled with an insulating material such as potting compound or oil.

Abstract: A fitting for coupling ends of insulated conductors includes a sleeve to couple an end of a jacket of a first insulated conductor to an end of a jacket of a second insulated conductor. The sleeve is located between end portions of the insulated conductors. At least one of the ends of the sleeve is angled relative to the longitudinal axis of the sleeve. The sleeve has a longitudinal opening that extends along the length of the sleeve substantially the distance between end portions of the jackets of the insulated conductors. The longitudinal opening allows electrically insulating material to be filled into the sleeve.

Abstract: An electric junction box 1 includes: a box main body 2; and a tubular guide portion 6 projecting from the box main body 2 and guiding a plurality of electric wires 7 to an outside of the box main body 2. While the electric wires 7 are passed through the guide portion 6, a fixing member 8 is continuously wound from the guide portion 6 to the electric wires 7. The guide portion 6 is provided with an expanded portion 67 gradually expanded toward an outside of the guide portion 6 as the guide portion 6 is extended from the box main body 2 to an end portion away from the box main body 2.

Abstract: A compliant printed flexible circuit including a flexible polymeric film and at least one dielectric layer bonded to the polymeric film with recesses corresponding to a target circuit geometry. A conductive material is printed in at least a portion of the recesses to form a circuit geometry. At least one dielectric covering layer is printed over at least the circuit geometry. Openings can be printed in the dielectric covering layer to provide access to at least a portion of the circuit geometry.