298results about How to "Increase the conductive area" patented technology

A health monitoring garment which employs a means of conducting electricity from the surface of the skin, through the fibres of a fabric to another fabric which is removably attached to it and contains a microprocessor, telemetry and a power source to monitor and transmit EKG data of a person wearing the clothing, as illustrated in FIG. 2. Removability enables tile garment to be washed and the electronics to be kept separate from the washing and tumble drying process. The same system can be used in reverse to effect cardiac pacing or defibrillation or to deliver other forms of electronically conveyed healing such as tissue repair.

A capacitor device with a capacitance is introduced. The capacitor device includes at least one capacitive element. The at least capacitive element comprises a pair of first conductive layers being opposed to each other, at least one first dielectric layer formed on a surface of at least one of the first conductive layers, and a second dielectric layer being sandwiched between the first conductive layers. The first dielectric layer has a first dielectric constant and the second dielectric layer has a second dielectric constant. The capacitance of the capacitor device depends on dielectric parameters of the first dielectric layer and the second dielectric layer. The dielectric parameters comprise the first dielectric constant and thickness of the at least one first dielectric layer and the second dielectric constant and thickness of the second dielectric layer.

The invention discloses a gas metal arc welding method and a gas metal arc welding system, and belongs to the field of gas metal arc welding control. Constant wire feed is adopted, the wire feed rate ranges from 1.5 to 18m / min, a welding source outputs pulse current, and the average value of the pulse current is preset according to the wire feed rate before welding and is kept unchanged in the welding process; the arc voltage Ug is given before welding, a feedback value Uf of the arc voltage is sampled in real time in the welding process, and delta I is equal to the absolute value of k(Uf-Ug), wherein delta I is regulation current, and k is a proportionality coefficient and ranges from 10 to 100; when the feedback value Uf of the arc voltage increases, delta I is subtracted from the peak value Ip of the pulse current, and the basic value current Ib is added to delta I to keep the arc voltage stable; and when the feedback value Uf of the arc voltage decreases, the adjusting process is reversed. By the high frequency pulse current, the average value and the effective value of the current are obviously different, so that on the premise that the heat input of a base metal the heating of a solder wire is not changed basically, the heating of a solder wire is changed, the melting rate of the solder wire is adjusted and the arc length is adjusted.

An inductor structure is disclosed in the present invention. The inductor structure is formed in a semiconductor substrate, in which a spiral first conductive layer and the topmost interconnect of a multilevel interconnection structure are simultaneously formed in a first dielectric layer, the first conductive layer has the same material as the topmost interconnect has, a second conductive layer and the via plug of the multilevel interconnection structure are simultaneously formed, the second conductive layer is filled in a trench opening in a second dielectric layer, beneath the first conductive layer, and attached to the bottom of the first conductive layer to become an integrated whole. Thus, the cross-sectional area of the conductive layer of the coil is increased and the resistance can be reduced to obtain higher Q factor.

A packaging conductive structure for a semiconductor substrate and a method for manufacturing the structure are provided. The structure comprises an under bump metal (UBM) that overlays a pad of the semiconductor substrate. At least one auxiliary component is disposed on the UBM. Then, a bump conductive layer is disposed thereon and a bump is subsequently formed on the bump conductive layer. Thus, the bump can electrically connect to the pad of the semiconductor substrate through the UBM and the bump conductive layer and can provide better junction buffer capabilities and conductivity.

A light emitting diode chip has a large area of electricity conducting material applied to each of the P pole and the N pole and the etching process does not reduce the illuminating area so that the areas of illumination and reflection are increased and the efficiency for dispensing heat is increased. The light emitting diode chip needs no encapsulation and includes functions as those flip chips and SMD.

An LED chip package structure with thick guiding pin includes a plurality of conductive pins separated from each other, an insulative casing, a plurality of LED chips, and a packaging colloid. The insulative casing covers a bottom side of each conductive pin to form an injection concave groove for exposing a top surface of each conductive pin. Two lateral sides of each conductive pin are extended outward from the insulative casing. The LED chips are arranged in the injection concave groove, and each LED chip has a positive electrode side and a negative electrode side respectively and electrically connected with different conductive pins. In addition, the packaging colloid is filled into the injection concave groove for covering the LED chips.

The invention discloses a solid exhaust ring and a plasma machining device. The solid exhaust ring has a cylindrical solid structure; the inside of a reaction cavity of the plasma machining device is provided with the solid exhaust ring; the upper periphery of the solid exhaust ring is connected with the reaction cavity; and the lower periphery of the solid exhaust ring is connected with a substrate chuck in the reaction cavity. The device can enlarge admittance area, can design admittance areas of different height layers respectively so as to adjust pumping amount of different height layers above the substrate and adjust the uniformity of air current. In addition, the device can accumulate the plasma to a smaller space above the substrate, thereby contributing to the uniformity of etching reaction.

A semiconductor power device supported on a semiconductor substrate that includes a plurality of transistor cells, each cell has a source and a drain region disposed on opposite sides of a gate region in the semiconductor substrate. A gate electrode is formed as an electrode layer on top of the gate region for controlling an electric current transmitted between the source and the drain regions. The gate electrode layer disposed on top of the semiconductor substrate is patterned into a wave-like shaped stripes for substantially increasing an electric current conduction area between the source and drain regions across the gate.

The invention is a central column for a spherical tokamak magnet toroidal field coil, composed of inner and outer profile conductor layers, where all profile conductors are circumferentially and uniformly distributed; sections of 12 profile conductors are trapeziform in shape, and short bases of them are circularly arranged opposite to the center of the central column; centers of them are formed with natural air flow cooling holes; sections of 12 outer profile conductors are of a quasi-trapezoid with an long arc side in shape, the arc bases of them are opposite to outer surface of the central column and circularly arranged outside the inner profile conductors to form the outer layer of the central column. The top-end and bottom-end terminals of each profile conductor are connected with a turning arm to form a turn of the toroidal field coil, thus forming 24 turns in common; there is a current flowing through each profile conductor and these currents are codirectional and equal, corresponding to ampere-turn of the toroidal field coil. The invention can permit the maximum 12000A pulse current to flow through the toroidal field coil but the inner temperature does not obviously rise.

Standard cell circuits employing voltage rails electrically coupled to metal shunts for reducing or avoiding increases in voltage drop are disclosed. In one aspect, a standard cell circuit is provided that employs active devices that include corresponding gates disposed with a gate pitch. First and second voltage rails having a line width are disposed in a first metal layer. Employing the first and second voltage rails having substantially a same line width reduces the height of the standard cell circuit as compared to conventional standard cell circuits. Metal lines are disposed in a second metal layer with a metal pitch less than the gate pitch such that the number of metal lines exceeds the number of gates. Electrically coupling the first and second voltage rails to the metal shunts increases the conductive area of each voltage rail, which reduces a voltage drop across each voltage rail.

The invention discloses a cold ramming paste and a cathode carbon block and steel bar combined structure with joint filled by the cold ramming paste, and aims at solving the technical problems of poor electric conductivity and heat conductivity of a conventional cold ramming paste and poor corrosion resistance. The cold ramming paste is prepared by the following raw materials by weight: 8%-20% of graphite powder, 55%-70% of asphalt, 10%-32% of anthracene oil and 3%-6% of an additive. Electrical resistivity of the cold ramming paste is below 45 [mu][ohm].m; compressive strength of the cold ramming paste is 20-25 MPa and a ramming temperature is 8-22.5 DEG C. The cold ramming paste has significantly reduced electrical resistivity and relatively high electric conductivity and corrosion resistance. By applying the cold ramming paste in the cathode carbon block and steel bar combined structure of an aluminium electrolytic cell, pressure drop of cathode steel bar paste and pressure drop of hearth bottom of the aluminium electrolytic cell are effectively reduced; and further power consumption per ton aluminium and CO2 emission of aluminium electrolysis enterprises can be reduced.

The invention relates to a zinc-bromine redox flow battery. A separator of the zinc-bromine redox flow battery employs a nanopore through film and a lead-acid storage battery PE partition plate composite separator, a positive half-cell redox flow chamber isolated by the composite separator is a dual-redox flow chamber isolated by a positive electrode plate, a positive electrode material is a micropore, porous and hole through graphene electrode, a positive dual-redox flow chamber electrolyte can circulate through the electrode material, a battery electrolyte is added into a nanometer silicon dioxide suspension liquid, the concentration of the electrolyte is increased, the mobility of the electrolyte when the battery is in a non-working station is reduced, the migration of a bromine element is reduced, so that the charge-discharge efficiency and the energy efficiency of the battery are improved. The zinc-bromine redox flow battery employs such a structure and a partition material, the manufacturing cost of the zinc-bromine redox flow battery is substantially reduced, so that the battery can be widely applied.

The invention discloses a dry-type composite-dielectric filter capacitor, which comprises a capacitor core, a pin, and an encapsulation layer coated outside the capacitor core, wherein the capacitor core consists of a polypropylene film plated with a metallic layer and a metallized polyester film which are superposed in turn and are coiled in a non-inductive mode, the metallic layer is a zinc-aluminum composite layer, the metallized film has a 'natural repair' characteristic, small loss and large capacitance, the encapsulation layer is an epoxy resin solidified layer, thus not only the insulation strength of the capacitor is ensured, but also the safe use of the capacitor under a severe condition is ensured.

It is disclosed a high voltage electric cable having a longitudinal axis and comprising a conductive core having a first cross section area. The conductive core comprises a solid, central conductor. It further comprises at least three solid, sector conductors stranded around the central conductor. The central conductor has a second cross section area and the ratio between the second and first cross section areas is of from 1 / 130 to 1 / 20.

A thermally conductive module includes a base seat, a thermally conductive copper block and a heat pipe. A side face of the base seat is arranged an accommodation slot, a lateral side of which is arranged a fixing slot. The thermally conductive copper seat is inset into the fixing slot and combined therewith. The heat pipe has a heated section, on which a plane is configured and flush with the side face of the base seat, and which is accommodated by being clamped between the accommodation slot and the thermally conductive copper block. Thus, it is possible to effectively boost the thermally conductive speed and thermally conductive performance entirely.

A capacitor device with a capacitance is introduced. The capacitor device includes at least one capacitive element. The at least capacitive element comprises a pair of first conductive layers being opposed to each other, at least one first dielectric layer formed on a surface of at least one of the first conductive layers, and a second dielectric layer being sandwiched between the first conductive layers. The first dielectric layer has a first dielectric constant and the second dielectric layer has a second dielectric constant. The capacitance of the capacitor device depends on dielectric parameters of the first dielectric layer and the second dielectric layer. The dielectric parameters comprise the first dielectric constant and thickness of the at least one first dielectric layer and the second dielectric constant and thickness of the second dielectric layer.

The invention relates to a lithium ion battery core with continuous lamination and a lithium ion battery, belonging to a storage battery and aiming at providing a lithium ion battery with sample structure and difficultly shed active substances, as well as low production cost. The lithium ion battery core with continuous lamination comprises a positive plate, a negative plate and a diaphragm, wherein the positive plate comprises a belted positive plate and a monolithic positive plate, the negative plate comprises a belted negative plate and a monolithic negative plate, the diaphragm comprises a positive side-belted diaphragm, a middle belted diaphragm and a negative side-belted diaphragm, the positive side-belted diaphragm, the belted positive plate, the middle belted diaphragm, the beltednegative plate and the negative side-belted diaphragm sequentially laminated and connected along a direction vertical to the surfaces thereof to form a main core body, the main core body is continuously bent into a Z shape along the length direction, the monolithic positive plate is inserted in adjacent bent parts of the positive side-belted diaphragm, the monolithic positive plate is inserted inthe adjacent bent parts of the negative side-belted diaphragm, and parts in which the positive plate and the negative plate are in contact with the diaphragm are coated with the active substances.

A magnetic member includes a substrate and a magnetic element. A configuration groove is formed on the substrate, so as to accommodate the magnetic element. Furthermore, a first electrode is formed on a periphery of the substrate, so that ends of a conductive coil of the magnetic element are electrically laid thereon. A guide groove is formed on a position adjacent to the first electrode, and the guide groove is filled with a conductive metal, so that the first electrode is electrically connected to the guide groove. In this way, after an IR reflow process of the magnetic member, conditions of abnormal adhesion and poor conductivity are avoided. The magnetic member is applicable to various electronic devices requiring the magnetic elements, for example, a communication circuit and a frequency conversion circuit.

The invention discloses a compression joint type power battery assembly structure, an assembling method and an electric vehicle. The compression joint type power battery assembly structure comprises an upper part battery compartment, flexibly packaged electric cores and a protection cover arranged in a battery compartment; two tab-fixing copper plates are arranged on the opening side of the battery compartment; a positive electrode tab and a negative electrode tab of each flexibly packaged electric core are covered by the two tab-fixing copper plates respectively; tab perforating holes are formed in the position, corresponding to the tabs, in the tab-fixing copper plates; the tabs of the flexibly packaged electric cores penetrate through the tab perforating holes to be bent to form pressing parts clung to the upper surfaces of the tab-fixing copper plates; compressing copper plates for propping and pressing the pressing parts are arranged on the tab-fixing copper plates; the compressing copper plates are connected with the tab-fixing copper plates through threaded fastening parts; the compressing copper plates are further provided with connection member parts; and the compressing copper plates are covered by the protection cover. The compression joint type power battery assembly structure can avoid damage of the flexibly packaged electric cores and the environment pollution caused in the tin soldering process; and in addition, the assembly structure is suitable for industrial production and capable of ensuring reliable connection as well.

The invention discloses a storage battery which comprises a safety valve, terminals, a battery cover, a battery jar, a pole plate group and an electrolyte, wherein the terminals are formed by embedding copper inserts into lead bodies; threads are formed on the copper inserts; error prevention locating surfaces of the copper inserts are matched with an error prevention locating surface of the storage battery cover; semicircular grooves are formed in the terminals and matched with semicircular bosses of a sealing ring; the lead bodies of the terminals are connected with pole plate tabs by comb tooth structures; chamfers are designed on the two sides of comb teeth; a device limiting the copper inserts to exceed the height of the surface of the storage battery cover; pole inversing of the storage battery during assembly is avoided; and the height of the storage battery is unified well. Fusion connection quality between the terminals and the tabs is reliable; tack welding and pseudo welding are not caused; the product quality is improved; a production process of the storage battery is simplified; a production cycle is shortened; and an environment is improved.

The invention discloses an optical module. A circuit board is provided with a first heat dissipation piece, an optical chip is attached to one end of the first heat dissipation piece, the other end ofthe first heat dissipation piece extends out of a lens assembly, the lens assembly covers the optical chip, a third heat dissipation piece and a through hole are arranged in the circuit board, and the first heat dissipation piece and the third heat dissipation piece are in heat conduction connection through the through hole. A second heat dissipation piece is arranged at the other end of the first heat dissipation piece and provided with a heat conduction piece, and the heat conduction piece is in heat conduction connection with an upper shell. The first heat dissipation piece conducts heat generated by the optical chip to the third heat dissipation piece, the third heat dissipation piece diffuses the heat and then conducts the heat to the first heat dissipation piece through the throughhole, and the first heat dissipation piece conducts the total heat to the second heat dissipation piece, and then the total heat is conducted to the upper shell through the heat conduction piece. Visibly, according to the optical module provided by the invention, the heat generated by the optical chip is diffused out of the coverage area of the lens assembly by utilizing the first heat dissipationpiece and the third heat dissipation piece, and then heat dissipation is realized by the second heat dissipation piece, the heat conduction piece and the upper shell, so that the heat dissipation effect is better.

A light emitter with heat-dissipating module includes a light unit, a first heat-dissipating member, a second heat-dissipating member and a fastening member. The light unit includes a light-emitting element and a supporting plate having a pair of opposite surfaces. The first heat-dissipating member includes a first combining surface and a heat-dissipating portion. The first combining surface contacts with one of said two opposite surfaces of the supporting plate. The second heat-dissipating member includes a second combining surface and a heat-dissipating portion. The second combining surface contacts with the other of said two opposite surfaces of the supporting plate. The fastening member couples to the supporting plate, the first heat-dissipating member and the second heat-dissipating member to fix the combination of the supporting plate and the first and second heat-dissipating members.

The invention relates to an embossed flattened rigidity-reinforced electrolytic electrode plate and a preparation method thereof, the electrolytic electrode plate comprises an electrode plate, an embossed groove is arranged on the surface of the electrode plate, and forms a concave convex pattern to improve the electrode plate surface strength and bending resistant ability. The embossed groove is composed of a plurality of transverse embossed grooves and oblique embossed grooves to form a structure shaped like a Chinese character mi, and raised structure composed of an upper triangular convex block and a lower triangular convex block is formed on the electrode plate. The beneficial effects of the embossed flattened rigidity-reinforced electrolytic electrode plate are that: aiming at the electrode plates of different types, reinforced stripes with different specifications and different shapes are designed, through embossing and shaping of the reinforced stripes, the electrode plate rigidity is greatly enhanced, the internal stress is eliminated, the objective of improving the electrode plate surface flatness, reducing the bending deformation, and enhancing the electrode plate bending resistant ability can be achieved, anode and cathode short circuit phenomenon in the process of electrolysis due to deformation can be avoided, the power consumption in the electrolysis or plating process can be effectively reduced, at the same time, cathode product quality is improved, the labor intensity is reduced, and production efficiency is improved.

The invention discloses an electric connector comprising an insulating body and multiple terminals. Each of the multiple terminals is provided with a first metal layer and a second metal layer which is arranged on the bottom side of the first metal layer, and the first metal layer is provided with a first electric contact, the second metal layer is provided with a second electric contact and the first electric contact and the second electric contact are arranged in a way of being suitable for simultaneously contacting the corresponding matching terminals. According to the electric connector, each terminal is provided with two metal layers which are vertically laminated so that the conductive area of the whole terminal can be increased, the resistance of the whole terminal can be reduced, the current transmission capacity of the terminal can be enhanced and thus high current can be transmitted. Besides, the two metal layers of each terminal are provided with the electric contacts contacted with the matching terminals of an external circuit so that the two metal layers of each terminal can be electrically contacted with the matching terminals simultaneously, the contact impedance of the terminals can be reduced and the electric contact reliability of the terminals can be enhanced.