Abstract: A method for manufacturing a coaxial cable werein a polymer is irradiated and extruded around a metallic inner conductor and the polymer is then surrounded with a metallic outer conductor. The irradiated polymer may be irradiated, for example, via electron beam, for example, between 0.25 and 4 MRad.

Abstract: The present invention relates to a cable including reinforcement elements. The cable according to the present invention includes at least one power conductors, at least one ground conductors, a semi-conducting layer configure to surround at least part of the power conductors and the ground conductors, and at least one ground check conductor insulated from the ground conductors and configured to check the ground state of the ground conductors. The ground check conductor includes a plurality of conductors, at least one reinforcement elements provided along the outer circumference of the conductors, and an insulator configured to surround the conductors and the reinforcement elements.

Abstract: A electric wire includes a central conductor 1 made of aluminum or an aluminum alloy, a cover layer 2 made of copper and covering the central conductor 1, and a ferromagnetic layer 3 covering the cover layer 2 and blocking the external magnetic field. The thickness of the ferromagnetic layer 3 is in a range from 0.04 ?m to 14 ?m, the total diameter of the central conductor 1 and the cover layer 2 is in a range from 0.05 mm to 0.4 mm, and the cross-sectional area of the central conductor 1 is in a range from 85% to 95% of the total cross-sectional area of the central conductor 1 and the cover layer 2.

Abstract: The present invention relates to a thermally conductive, self-supporting, electrically insulating, flexible sheet, which is advantageously useful for the insulation of electrical machines or devices, to a process for the manufacture as well as to the use thereof.

Abstract: Electrical terminals are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host. The percentage by weight of the conductive powder(s), conductive fiber(s), or a combination thereof is between about 20% and 50% of the weight of the conductive loaded resin-based material. The micron conductive powders are formed from non-metals, such as carbon, graphite, that may also be metallic plated, or the like, or from metals such as stainless steel, nickel, copper, silver, that may also be metallic plated, or the like, or from a combination of non-metal, plated, or in combination with, metal powders. The micron conductor fibers preferably are of nickel plated carbon fiber, stainless steel fiber, copper fiber, silver fiber, aluminum fiber, or the like.

Abstract: According to one embodiment, a manufacturing method of an electronic component comprises laminating aluminum plates via a nickel member in at least a part thereof; forming a bus bar having welded portions and non-welded portions by welding part of the laminated aluminum plates and the nickel member at positions; and welding an electrode terminal of an electronic component to the aluminum plates and the nickel member.

Abstract: An electrode loop structure of a touch panel mainly extends from I-shaped electrode elements serving as a base, and utilizes the annular conducting chain and gradient chain regularly cascaded together. A discontinuous resistor chain is disposed between the conducting chain and the gradient chain, wherein the conducting chain changes, by adjusting the cascaded length of and the gaps between the electrode elements, the conductor area to generate the trend of voltage drop, so that the conducting chain has the voltage regulating and compensating properties. Meanwhile, the gradient chain may also make the gradient chain have the voltage distributing uniformity by adjusting the lengths of and the gaps between the electrode elements, so that the electrode loop is effectively distributed around the electroconductive substrate to form the homogenized electric field effect, thereby satisfying the narrow-edge design requirement.

Abstract: A conductive layer of a touch screen is disclosed including a mesh made of metal wire. The conductive layer includes a sensing area and a wiring area electrically connected to the sensing area, the sensing area includes at least one of the first sensing patterns and at least one of the second sensing patterns, the first sensing pattern and the second sensing pattern are adjacent and electrically insulated from each other, mesh cells in each first sensing pattern are mutually connected, mesh cells in each second sensing pattern are mutually connected. The wiring area includes a plurality of wiring clusters which are mutually insulated, each wiring cluster is formed by interconnecting a column of mesh cells, and one end of each wiring cluster is electrically connected to one of the second sensing patterns. The conductive layer having a structure of metal mesh can be manufactured by imprinting process.

Abstract: A printed circuit board and a method of mounting an integrated circuit packaging component on the same are provided. The printed circuit board includes a substrate and a plurality of conductive contacts arranged on a surface of the substrate. Each of the conductive contacts has a soldering material layer formed on a top surface thereof, and a concave portion formed on the soldering material layer. Each of the concave portions is aligned with a vertex of the ball-conducting joint for allowing a vertex of the ball conducting joint to extend into the concave portion.

Abstract: A wiring board includes a substrate layer, an insulating layer laminated on the substrate layer and a connection terminal exposed from the insulating layer. The insulating layer has a first surface formed with an opening, a second surface located inside the opening and recessed toward the substrate layer and a wall surface located inside the opening and extending between the first and second surfaces in a lamination direction of the insulating layer. The second surface extends between the wall surface and the connection terminal and has a curved shape being convex toward the substrate layer and including a deepest part closest to the substrate layer so as to satisfy relationship of L1>L2 where L1 is a length between the wall surface and the deepest part in a layer in-plane direction; and L2 is a length between the deepest part and the connection terminal in the layer in-plane direction.

Abstract: The present invention relates to a conductive layer of a touch screen, the conductive layer is a mesh composed of metal wires, the mesh comprises a plurality of mesh cells, the mesh cell comprises a plurality of mesh edges and nodes formed by connecting two adjacent edges, the conductive layer comprises a sensing region and a wire region which is electrically connected to the sensing region, the sensing region comprises a plurality of first sensing patterns and a plurality of second sensing patterns, the first sensing pattern and the second sensing pattern is adjacent and electrically insulated from each other, the mesh cells in each first sensing pattern are electrically connected with each other, the mesh cells in each second sensing pattern are electrically connected with each other. The present invention further relates to a touch screen.

Abstract: A patterned transparent conductor includes a substrate and additives at least partially embedded into at least one surface of the substrate and localized adjacent to the surface according to a pattern to form higher sheet conductance portions. The higher sheet conductance portions are laterally adjacent to lower sheet conductance portions.

Abstract: An embossed micro-channel structure includes a substrate having a substrate surface. A cured layer having a cured-layer surface is formed on the substrate surface. One or more embossed micro-channels is formed in the cured layer extending from the cured-layer surface into the cured layer toward the substrate. Each micro-channel has a micro-channel bottom surface, one or more micro-channel side surface(s), and at least one of the micro-channel bottom surface or the micro-channel side surfaces is a non-planar micro-channel surface. A cured electrical conductor forming a micro-wire in each micro-channel.

Abstract: Provided are a wholly aromatic polyester amide copolymer resin, a polymer film containing the wholly aromatic polyester amide copolymer resin, a flexible metal clad laminate containing the polymer film, and a flexible printed circuit board employing the flexible metal clad laminate. The disclosed wholly aromatic polyester amide copolymer resin includes 5-25 parts by mole of a repeating unit (A) derived from an aromatic hydroxy carboxylic acid; 20-40 parts by mole of at least one repeating unit selected from the group consisting of a repeating unit (B) derived from an aromatic amine having a phenolic hydroxyl group and a repeating unit (B?) derived from an aromatic diamine; 20-40 parts by mole of a repeating unit (C) derived from an aromatic dicarboxylic acid; 5-20 parts by mole of a repeating unit (D) derived from an aromatic diol; and 5-20 parts by mole of a repeating unit (E) derived from an aromatic amino carboxylic acid.

Abstract: A vibration-proof material is obtained by foaming a rubber composition containing an ethylene-propylene-diene rubber. The content ratio of a sulfur atom calculated based on the measurement result of a fluorescent X-ray measurement, based on mass, is 1000 ppm or less and the vibration-proof material has a Young's modulus at 23° C. of 6.0×105 Pa or less.

Abstract: Process for producing a ceramic circuit board with electrical conductor traces and contacting points on a side and with a through-hole contact by successively a) producing an AlN substrate and drilling holes at the locations for the vias, b) filling the holes with an adhesive paste containing copper, tungsten and/or molybdenum or alloys thereof, and c) single-pass overprinting with a second adhesive paste using a first screen-printing operation on a side of the ceramic substrate with the layout of the conductor traces and contact points, d) optionally, fully or partially repeating overprinting with the second adhesive paste, e) stoving the printed ceramic substrate in an oven with N2 while controlling oxygen at 0-50 ppm O2, f) overprinting using a second screen-printing process with a low-glass cover paste over the second adhesive paste, and g) stoving the printed ceramic substrate with N2 while keeping the oxygen content at 0-50 ppm O2.

Abstract: A circuit board is provided with a metal wiring layer 12 on at least one principal surface of a ceramic sintered body 11, wherein the above-described metal wiring layer includes a first region 12a which is in contact with the principal surface and which contains a glass component and a second region 12b which is located on the first region 12a and which does not contain a glass component, the thickness of the first region 12a is 35% or more and 70% or less of the thickness of the metal wiring layer 12, and the average grain size in the first region 12a is smaller than the average grain size in the second region 12b.

Abstract: An electronic component includes a laminated capacitor and a substrate-type terminal including a substrate main body, first and second component connection electrodes, first and second external connection electrodes, and first and second connection electrodes. The substrate main body is made of a material and has a thickness that significantly reduces or prevents vibration being transmitted to a circuit substrate on which it is mounted.

Abstract: The invention provides a method for manufacturing a thin film substrate. The method comprises steps of: providing a substrate having at least one through hole; forming a first metallic layer on a surface of the substrate and the through holes; forming a resist layer and a first opening on the first metallic layer; forming a second metallic layer in the first opening and the through hole; removing the resist layer and a part of the first metallic layer to form a circuit layer and a plurality of grooves; forming a solder mask layer on the circuit layer and in the groove, and forming a second opening on the solder mask layer to expose a part of the circuit layer; and polishing the surface of the exposed circuit layer and the solder mask layer.

Abstract: A laminated electronic component includes a laminate including internal electrodes and dielectric layers laminated alternately and a first main surface, an external electrode that continuously covers at least one end surface of the laminate in a longitudinal direction and a portion of the first main surface adjacent to the one end surface, and a conductive elastic structure connected to the external electrode at at least corner portions of the first main surface in a portion where the external electrode covers the first main surface. The elastic structure includes a base portion connected to the external electrode to extend along the first main surface, and a branch portion branched from the base portion and extending at a position spaced from the first main surface to connect to another electrode, and having elasticity.

Abstract: An electronic device such as a circuit board has a contact pad for connection to a contact of a component, and a pad portion interconnection. The contact pad has physically separate pad portions. The pad portion interconnection electrically connects the pad portions of the contact pad, independently of any mounted connection on the pad portions. Providing multiple pad portions for a single contact pad allows the contact pad to function even if one of the pad portions is damaged such as by peeling off. An example application is an EMC (Electromagnetic Compatibility) and/or ESD (Electro-Static Discharge) test circuit board.

Abstract: A design support apparatus includes: an area identifying unit configured to identify a target area where a via is to be added in a printed circuit board; a determining unit configured to determine a starting point for starting a search for a location of the via in the target area; and a searching unit configured to move a search point along a path in an intersecting direction that intersects a radial direction around the starting point while moving the search point in the radial direction and to determine whether the via is to be added at a moved search point.

Abstract: An apparatus comprises an electrically conductive sheet material having a transparency. The sheet material being flexible to fold to form a pouch configured to enclose a portable computing device. The sheet material is configured to seal side edges of the pouch with edges of the sheet being in electrical engagement. A sealing member is configured to close an opening of the pouch to enclose the portable computing device within the pouch. The closure member is further configured to create an electrical engagement across the opening of the pouch in which the closed pouch structure mitigates electro-magnetic pulse damage and radio waves in general to the enclosed portable computing device, enables viewing of displays of the enclosed portable computing device, and enables manipulation of controls of the enclosed portable computing device while allowing access through wireless to the outside world.

Abstract: A shielding system includes a resealable enclosure configured to receive a handheld device. An electroconductive layer is configured to magnetically and/or electrically shield the handheld device.

Abstract: A method of manufacturing a casing of an electronic device including the following steps is provided. A metallic housing is provided, wherein the metallic housing has an inner surface and an outer surface opposite to the inner surface. A plurality of apertures are formed on the inner surface of the metallic housing. A non-conductive layer is formed on the inner surface of the metallic housing, and part of the non-conductive layer is extended into the apertures. The outer surface of the metallic housing is dyed to form the casing of the electronic device. A casing of an electronic device is also provided.

Abstract: A field device with a housing for accommodating an electronics unit. The housing is pot shaped and composed of a non-conductive material, wherein at least one line guide passageway with a screw thread is provided on the housing, wherein the line guide passageway is provided with a conductive coating in the region of the thread, and wherein the screw thread has at least one groove in at least one region extending in the axial direction of the line guide passageway.

Abstract: A wire lead-in device for leading wires into a building from the upper side of a roofing material laid on a roof structural member includes a main body having a transversely long plate-like base part that is mounted on the roofing material, an insertion hole that penetrates through the base part and through which the wires are capable of being inserted, a peripheral wall that surrounds the wires passing through the insertion hole and extending to an eaves side from right, left, and ridge sides, and extends upward from the base part, and of which lower ends are inclined upward toward the eaves side, and an inclined bottom wall that couples the inclined lower ends of the peripheral wall, and a lid member that is detachably mounted on the main body and is capable of closing an upper opening of the peripheral wall.

Abstract: A water stopping structure includes a covered electric having a plurality of core wires covered with an insulation cover, and a core wire welding portion provided in a part of the covered electric wire where the insulation cover is removed and the core wires are exposed to the outside. In the core wire welding portion, the core wires are welded to each other. A gap between the core wires, which has a size capable of being filled up with a low viscosity water stop material by capillarity action, is formed in the core wire welding portion. The gap is filled up with the water stop material.

Abstract: A wire harness capable of improving manufacturability and handleability is provided. A wire harness 9 is means for electrically connecting a front inverter unit 4 to a battery 5, and is configured to include two high-voltage electric wires, and a shielding member 20 with which the two high-voltage electric wires are collectively covered, the shielding member 20 for shielding the high-voltage electric wires. The shielding member 20 is configured to be divided into plural pieces in a cabling direction of the wire harness 9. Also, in the shielding member 20, each of the divided pieces has an independent shielding function. The shielding member 20 is divided into the plural pieces so as to have plural braid shielding members 26 to 32 and plural conductive pipe shielding members 33 to 38.

Abstract: Low leakage electrical joints and wire harnesses for simplifying the electrical infrastructure associated with solar energy utilities are disclosed. The low leakage electrical joints include fused wires that have been sealed, encased and configured to plug into other joints to form wire harnesses. The wire harnesses are particularly well suited for coupling a plurality of solar collector junction boxes to a combiner box.

Abstract: An intermediate member that enables enhancement of ease of fabrication of a wire harness and a wire harness including such an intermediate member are provided. A wire harness is divided into an intermediate member placed in an intermediate portion of the wire harness and two terminal members placed at respective terminals of the wire harness and to be connected to equipment. After being separately fabricated, the intermediate member and the two terminal members are connected together, whereupon fabrication of the wire harness is completed. The intermediate member includes one or a plurality of intermediate conducting paths, intermediate routing path retaining means retaining a cable routing path geometry of the intermediate conducting paths; intermediate shield means covering and shielding the intermediate conducting paths; and intermediate protection means covering and protecting the intermediate conducting paths.

Abstract: Drilling instruments may include a flexible portion, such as a flexible conduit and/or a universal joint. Sensors may be utilized to detect the position of various portions of the drilling instrument, such as the flexible conduit, the universal joint, and/or a drill bit assembly.

Abstract: A system and method for communicating with a downhole tool. A downhole tool includes a downlink receiver and a command actuator. The downlink receiver receives control information, encoded in rotation of the tool, that controls operation of the tool. The downlink receiver includes a rotation sensor and a decoder. The rotation sensor senses rotation of the tool about a longitudinal axis. The decoder demarcates fields of the control information based on rotation state transitions sensed by the rotation sensor. The rotation state transitions are transitions between a rotating state and a non-rotating state. The decoder also decodes a control value for controlling the tool based on a duration of a field of the control information. The control value is wholly encoded in the field, and the field is encoded as a non-rotating state of the tool. The command actuator applies the control value to control operation of the tool.

Abstract: A method for mitigating stick-slip oscillations in borehole equipment while drilling a borehole in an earth formation is described. The borehole equipment is modelled by a computational model for computer simulation. The model has elements representing a particular mechanical and physical behavior of the borehole equipment. In a simulated stick mode of the borehole equipment, physical quantities are loaded to the elements, which quantities represent an initial state of the borehole equipment prior to a transition from stick mode to slip mode. From a simulation of such transition, a time response of rotational speeds of a drive system and bottom hole assembly of the borehole equipment is recorded and a lower limit of the rotational speed of the drive system is determined for which the rotational driven speed of the bottom hole assembly is zero.

Abstract: A method of testing an earth formation can include incrementally opening a choke while drilling into the formation is ceased, thereby reducing pressure in a wellbore, and detecting an influx into the wellbore due to the reducing pressure in the wellbore. Another method of testing an earth formation can include drilling into the formation, with an annulus between a drill string and a wellbore being pressure isolated from atmosphere, then incrementally opening a choke while drilling is ceased, thereby reducing pressure in the wellbore, detecting an influx into the wellbore due to the reducing pressure in the wellbore, and determining approximate formation pore pressure as pressure in the wellbore when the influx is detected. Drilling fluid may or may not flow through the drill string when the influx is detected. A downhole pressure sensor can be used to verify pressure in the wellbore.

Abstract: The invention relates to a small drilling apparatus for producing bores in the ground, comprising, a main carrier 4, a telescopic mast 7 with an adjustable length, a rotating device 6, by which the telescopic mast 7 is pivotable relative to the main carrier 4 around a vertical axis A1.

Abstract: An example drawworks may include an electrical drive motor and an output shaft driven by the electrical drive motor. A worm gear may be coupled to the output shaft and a bull gear may be engaged with the worm gear. A wireline drum may be coupled to the bull gear and receive rotation from the electrical drive motor through the bull gear. The electrical drive motor, worm gear, and bull gear may comprise a drive unit that is removably coupled to the wireline drum. The wireline drum may form a drum unit with at least one spigot coupled to the drum, which may be removable coupled to the drive unit.

Abstract: A well bore reaming device and method are disclosed. The device includes a drill string, a bottom eccentric reamer coupled to the drill string, and a top eccentric reamer coupled to the drill string, wherein the bottom and top eccentric reamers have a prearranged spacing and orientation.

Abstract: A rotary steerable drilling system includes a housing, a drive shaft passing through the housing, a shaft/housing locking mechanism disposed to selectively engage the drive shaft and the housing, and an anti-rotation mechanism disposed to engage a wellbore wall. Shaft/housing locking mechanism includes a first configuration in which rotation of the drive shaft is independent of the housing, and a second configuration in which rotation of the drive shaft causes rotation of the housing. Anti-rotation mechanism includes a first configuration in which the anti-rotation mechanism extends radially relative to the drive shaft, and a second configuration in which the anti-rotation mechanism retracts from engagement with the wellbore wall. A timing mechanism may be employed to transition the anti-rotation mechanism from the first configuration to the second configuration before the shaft/housing locking mechanism transitions from the first configuration to the second configuration.

Abstract: The present disclosure provides a drilling machine configuration and related method that avoids drilling mud from contaminating hydraulic fluid that flows through the drive system of the machine. The disclosed system and method provides a drilling mud anti-contamination system that requires infrequent service and a system wherein the service can be quickly and easily performed.

Abstract: A mud saver valve (MSVIII), positionable at the bottom of the drill string, above the bit, which includes an elongated body portion; portion of the valve housing a compressible spring a pressure; a valve mechanism of a plunger and seat, the plunger moveable between open and closed positions within the valve by concentric actuator pistons; while in the closed position, drilling fluid cannot pass through the valve; when a combination of static and pump pressure exceeds the setting pressure of the spring, the plunger will be unseated by the concentric actuator pistons to the open position, at which time drilling fluid is allowed to through the valve; wherein when the valve is normally closed, as long as the fluid column pressure is less than the setting pressure, the valve remains closed, and allows the drill string to be disconnected and a section of pipe can be added without the fluid draining from the drill column above the bit, and thus saving fluid.

Abstract: Earth-boring rotary drill bits may include a bit body attached to a shank assembly at a joint. The joint may be configured to carry at least a portion of any tensile longitudinal and rotational load applied to the drill bit by mechanical interference at the joint. The joint may be configured to carry a selected portion of any tensile longitudinal load applied to the drill bit. Methods for attaching a shank assembly to a bit body of an earth-boring rotary drill bit include configuring a joint to carry at least a portion of any tensile longitudinal and rotational load applied to the drill bit by mechanical interference. The joint may be configured to carry a selected portion of any tensile longitudinal load applied to the drill bit by mechanical interference.

Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.

Abstract: A polycrystalline diamond construction comprises diamond grains exhibiting inter-granular bonding and defining a plurality of interstitial regions, and a non-diamond phase at least partially filling a plurality of the interstitial regions to form non-diamond pools. The percentage of non-diamond phase in the total area of a cross-section of the body of polycrystalline diamond material is between around 0 to 5%, and the average nearest neighbour distance between grains of the non-diamond phase is less than around 1.3 microns in an analysed image of a cross-section through the body of polycrystalline material when analysed using an image analysis technique at a magnification of around 1000 and an image area of 1280 by 960 pixels; or is between around 5 to 10%, and the average nearest neighbour distance between grains of the non-diamond phase is less than around 1.04 microns, or is between around 10 to 15%, and the average nearest neighbour distance between grains of the non-diamond phase is less than around 1.

Abstract: An abrasive wear-resistant material includes a matrix and sintered and cast tungsten carbide pellets. A device for use in drilling subterranean formations includes a first structure secured to a second structure with bonding material. An abrasive wear-resistant material covers the bonding material. The first structure may include a drill bit body and the second structure may include a cutting element. A method for applying an abrasive wear-resistant material to a drill bit includes providing a bit, mixing sintered and cast tungsten carbide pellets in a matrix material to provide a pre-application material, heating the pre-application material to melt the matrix material, applying the pre-application material to the bit, and solidifying the material. A method for securing a cutting element to a bit body includes providing an abrasive wear-resistant material to a surface of a drill bit that covers a brazing alloy disposed between the cutting element and the bit body.

Abstract: Cutters for a drill bit wherein the cutters have at least one groove in a face of a superabrasive table of the cutters. The cutters may also include ribs adjacent to the at least one groove.

Abstract: A weigh system for a mobile farm implement including a plurality of sensors and an indicator. The indicator may receive signals directly from each individual sensor related to the weight or load at the location of the sensor. The indicator may then use the information to determine if the mobile farm implement is in danger of hitch overload or rollover.

Abstract: A hydraulic excavator is provided with a lower traveling unit, an upper structure, an engine, a hydraulic pump, an engine compartment, a pump compartment and a plurality of filter devices. The upper structure is rotatably disposed on the lower traveling unit. The pump compartment provided on the upper structure for housing the hydraulic pump. The pump compartment has a door that allows access to an interior of the pump compartment. The filter devices, which are disposed adjacent to each other, are disposed at positions that are mutually offset in a height direction of the hydraulic excavator.

Abstract: A dump truck including a suspension system and a steering system. The suspension system includes a frame and a plurality of hydraulic suspensions, and every two of the hydraulic suspensions are aligned on one axle. The suspension system includes at least two axles. The frame includes a middle box beam and spars protruding from two sides of the middle box beam. The hydraulic suspensions include a pivotal bearing, rotating frame, swing arm, hanging cylinder, oscillating axle, and wheels. The upper end of the rotating frame is arranged in the lower surface of the spar of the frame via the pivotal bearing. The upper end of the rotating frame is non-rigidly connected to the swing arm. A cylindrical pin is disposed at the front end of the swing arm. The cylindrical pin is sleeved in a pinhole of the oscillating axle.

Abstract: A structure of a trailing arm for a vehicle according to the exemplary embodiment of the present disclosure may include a trailing arm disposed between a vehicle body and a wheel to absorb torsion generated at the wheel. A drive motor is disposed in an interior space of the trailing arm and serves as a power source of the vehicle. A decelerator is disposed to selectively change a rotation speed of the wheel by receiving a torque of the drive motor.