258results about "Final product manufacture" patented technology

A prosthetic stented heart valve which includes a compressible and expandable stent structure having first and second opposite ends, an expanded outer periphery, and a compressed outer periphery that is at least slightly smaller than the expanded outer periphery when subjected to an external radial force. The valve further includes a valve segment comprising a dual-layer sheet formed into a generally tubular shape having at least one longitudinally extending seam, and a plurality of leaflets formed by attachment of an outer layer of the dual-layer sheet to an inner layer of the dual-layer sheet in a leaflet defining pattern. The valve segment is at least partially positioned within the stent structure. The valve may further include at least one opening in the outer layer of the dual-layer sheet that is spaced from both the first and second ends of the stent structure.

This invention relates to a nonaqueous cell comprising a lithium metallic foil anode and a cathode coating comprising iron disulfide as the active material wherein the coating is applied to at least one surface of a metallic substrate that functions as the cathode current collector. In particular, the cell of the within invention has improved performance on high rate discharge and is achieved, surprisingly, with an anode underbalance. The cell of the within invention has an anode to cathode input that is less than or equal to 1.0. We have discovered, unexpectedly, that the energy density for the cell both volumetrically and gravimetrically can be improved by approximately 20 to 25% while only increasing the volume of the cathode coating solids by approximately 10% through a unique and novel cathode coating formulation used in conjunction with an alloyed lithium foil.

A battery module, including a plurality of unit cells and a cell barrier interposed between the unit cells, is provided. The cell barrier includes a body member and a fixing part disposed on the edge of the body member and connected to an adjacent cell barrier while housing a unit cell.

The invention discloses an organic light emitting display panel and a manufacturing method. The organic light emitting display panel comprises a substrate base plate; a light emitting element layer, located on a substrate base plate and provided with a plurality of first grooves; and a packaging layer, located above the light emitting element layer and filled in the plurality of first grooves. According to the invention, the plurality of first grooves are arranged in the light emitting element layer so that the packaging layer packaged above the light emitting element layer is filled in the plurality of first grooves, that is, a pinning structure is formed between the packaging layer and the light emitting element layer, thereby enhancing the adhesion between the packaging layer and the light emitting element layer and avoiding the stripping between the packaging layer and the light emitting element layer in a bending process.

A solar cell includes a doped layer disposed on a first surface of a semiconductor substrate, a doped polysilicon layer disposed in a first region of a second surface of the semiconductor substrate, a doped area disposed in a second region of the second surface, and an insulating layer covering the doped polysilicon layer and the doped area. The insulating layer has openings exposing portions of the doped polysilicon layer and the doped layer, and the doped polysilicon layer and doped layer are respectively connected to a first electrode and a second electrode through the openings. The semiconductor substrate and the doped layer have a first doping type. One of the doped polysilicon layer and the doping area has a second doping type, and the other one of the doped polysilicon layer and the doping area has the first doping type which is opposite to the second doping type.

A non-aqueous electrolyte battery according to the present invention is a non-aqueous electrolyte battery including: a positive electrode including a positive collector and a positive active material containing layer formed on the positive collector; a negative electrode including a negative collector and a negative active material containing layer formed on the negative collector; and a separator provided between the positive electrode and the negative electrode. The positive electrode has a positive collector exposed portion at a part of the positive collector, on which the positive active material containing layer is not formed. An insulating resin film formed of a base substance of a heat resistant resin having a heat resistant temperature of 150° C. or more, the resin film containing a thermoplastic resin therein, is provided at a portion where the positive collector exposed portion and the negative active material containing layer are opposed to each other with the separator positioned therebetween.

A method is provided for manufacturing a wind turbine rotor blade in which the blade is formed as a laminated structure by laying a composite material of fibre reinforcement material and/or core material in a mould defining the shape of the blade; evacuating the mould after laying the composite material; introducing a liquid polymer into the evacuated mould and wetting the composite material; curing the liquid polymer after the composite material has been wetted; and removing the mould after curing the liquid. At least one lightning conductor is integrated into the composite material before wetting it with the liquid polymer. Moreover, a wind turbine rotor blade made from a single laminated structure is provided with at least one lightning conductor is integrated into the laminated structure.

The invention discloses a composite electrolyte membrane based on a functional polymer. The composite electrolyte membrane is mainly composed of a polymer porous diaphragm, a lithium perfluoro-sulfonamide single-lithium ion type polymer electrolyte coating which coats one side of the polymer porous diaphragm and a gel polymer coating which coats the other side of the polymer porous diaphragm, is stable to a lithium negative electrode and has a free radical capture function. A preparation method for the composite electrolyte membrane comprises the following steps: reacting a perfluoro-sulfuryl fluoride resin with lithium methide containing double electron-withdrawing groups so as to obtain a lithium perfluoro-sulfonamide polymer; carrying out washing and dissolving, then coating one side of the polymer porous diaphragm with the lithium perfluoro-sulfonamide polymer and adding a non-solvent for secondary film formation; and coating the other side of the polymer porous diaphragm with a gel polymer system which is stable to the lithium negative electrode, contains an additive and comprises a mixed liquor of a polymer, a solvent, a free radical annihilation effect additive and a nanometer filling material, and then carrying out drying so as to prepare the composite electrolyte membrane. The composite electrolyte membrane can improve cycling stability of a lithium-sulfur secondary cell.

The present invention provides a polymer electrolyte fuel cell having an increased reaction area by forming a gas channel, a proton channel and an electron channel very close to each other inside a catalyst layer. This polymer electrolyte fuel cell includes a hydrogen ion conductive polymer electrolyte membrane; and a pair of electrodes having catalyst layers sandwiching the hydrogen ion conductive polymer electrolyte membrane between them and gas diffusion layers in contact with the catalyst layers, in which the catalyst layer of at least one of the electrodes comprises carbon particles supporting a noble metal catalyst, and the carbon particles include at least two kinds of carbon particles adsorbing a hydrogen ion conductive polymer electrolyte in mutually different dispersed states.

The present invention refers to photovoltaic type ultraviolet light decetor and preparation method with metal-semiconductor-metal structure (MSM) using nanocrystal TiO 2 thin-film material as basal body. It contains in turn from the bottom up: using sol-gel process on insulating substrate grown nanocrystal TiO 2 film, finger inserting metal electrode on nanocrystal TiO film prepared by vaporization or sputtering method. Said decetor preparation method is: first adopting sol-gel technology to grow single-layer uniform tight nanocrystal TiO 2 film on insulating substrate, then sputtering a layer metal on nanocrystal TiO 2 thin-film surface, finally utilizing standard photetch forming finger inserting electrode. Said invention prepared MSM constructional photovoltaic type ultraviolet light decetor possess very evident photoresponse to wavelength from 230 to 280 nm ultraviolet band.

The present invention relates to a method for winding coil core of lithium ion battery which comprises of steps of: unreeling the first membrane and the second membrane by unwinders of their own respectively at the same time, sending two source of two membranes connected between upper briquetting and lower briquetting of unwinder to be clamped, puncturing coiling needle, and inserting two electrode slices, driving upper briquetting and lower briquetting closed to clamp the next first membrane and the second membrane making the clamped parts of two membranes are connected, starting membrane cutter to cut the two membranes, pressing and binding the coiled coiling core rudiment, the winding coil core of lithium ion battery is obtained. Comparing to the present technique, the present invention can reduce cost of winding coil core of lithium ion battery, and at the same time, is suitable for semi-automatic and full-automatic unwinder and improves the production efficiency.

An assembly for testing microelectronic devices includes a microelectronic element having faces and contacts, a flexible substrate spaced from and overlying a first face of the microelectronic element, and a plurality of conductive posts extending from the flexible substrate and projecting away from the first face of the microelectronic element, at least some of the conductive posts being electrically interconnected with the microelectronic element. The assembly also includes a plurality of support elements disposed between the microelectronic element and the substrate for supporting the flexible substrate over the microelectronic element. At least some of the conductive posts are offset from the support elements.

The invention provides a long-fiber enhanced thermoplastic composite material vane used for a wind energy generator, which is composed of a long-fiber enhanced thermoplastic composite material, wherein the long fiber is glass fiber, carbon fiber or the composite fiber of glass fiber and carbon fiber; the content of the long fiber in the vane is 32-75wt%, the reservation length of the long fiber is 2.8-25mm and can form a mutually-tangled three-dimensional net structure characteristics, and therefore the product has a higher impact resistance, and especially has low-temperature impact resistance; the preferable size of the vane manufactured by the injection molding technology is 46-2200mm; the vane surface is provided with a primer layer; and the primer layer is sprayed with a UV (ultraviolet) photocuring light shade surface. In the product, the vane is manufactured by the injection molding technology, and the product has the excellent performances of simple production technology, low cost, long service life, low specific gravity, low-temperature warping deformation resistance, stable size, no water and moisture adsorption, high strength, low-temperature impact resistance, scratch resistance, ultraviolet aging resistance, chemical solvent corrosion resistance and the like.

The invention discloses a cylindrical power battery module structure which comprises at least two battery modules connected in series with each other. Each battery module comprises a battery cell group, a battery cell bracket, an anode nickel piece, a cathode nickel piece and a circuit board; the battery module structure comprises a nickel piece connection rigid pressure plate, nickel piece connection bolt and nut, module connection bolt and nut and a support; the battery cell brackets, the battery cell groups, the anode nickel pieces and the cathode nickel pieces are assembled to form the battery modules; and the battery modules are connected into a battery module through the nickel piece connection rigid pressure plate, the nickel piece connection bolt, the nickel piece connection nut, the module connection bolt, the module connection nut and the support. According to the invention, the nickel pieces among the battery modules are connected by the multipoint bolts of the rigid pressure plate; the nickels of the module are in direct close pressure-equalizing connection, and the little total internal resistance, low self consumption and high reliability of electric connection of the module are guaranteed; the anode side structure and the cathode side structure of the battery module correspond to and are matched with each other; the capacity expansion of the battery module is facilitated, and the standard design of the battery module structure is easy to realize; and large-scale production is facilitated, and the manufacturing cost is lowered.

The invention discloses a wind power blade tip lengthening method. By bonding a blade tip lengthening section with a basic blade through a structural adhesive to increase the length of the blade, the purpose of improving the generating capacity is achieved. On the premise that the appearance of the basic blade is not destroyed, the structural adhesive can be uniformly and fully applied to an bonding area of the blade tip lengthening section and the original blade by constructing an adhesive injecting system, therefore, the bonding strength is effectively improved, the construction complexity is reduced, the construction time is shortened, and the construction cost is lowered.

The invention discloses a method for preparing a solar cell silver wire grid electrode based on a photolithographic mask method and a liquid phase method. The method disclosed by the invention comprises the following steps: (1) a photoresist template is manufactured: photoresist is uniformly coated on the surface of a silicon substrate by using a spin-coating method, and designed specific graphics on a mask are copied on the silicon substrate through the steps of exposure, development, hardening and the like; (2) Ag particles are deposited by using a chemical method: an electrochemical reaction method is used for depositing the Ag particles on the photoresist template; (3) the photoresist template is removed: the photoresist is removed by using a photoresist remover; and (4) the annealing and sintering are carried out, and after the closely arrayed Ag particles are heated at high temperature, the Ag electrode is formed by mutual communication. The micron-level Ag electrode prepared according to the method has excellent electroconductive performance and a lower reflecting rate, moreover, the preparation process is simple, resource consumption is less, the Ag electrode can well replace a silk screen printed electrode, the efficiency of a solar cell can be improved, and the cost can be lowered.

A micro cell fuel cell using a nano porous structure according to a thin film process and an anodizing process as a template for implementing a porous structure of an electrode, its fabrication method, and a micro fuel cell stack using the same are disclosed. The micro-fuel cell includes a solid electrolyte and first and second electrodes separately formed on the electrolyte, wherein at least one of the first and second electrodes is supported by a template having a plurality of nano pores formed by depositing, anodizing and etching a thin film, and is a porous electrode with nano pores formed at positions corresponding to the entirety or a portion of the plurality of nano pores formed on the template. The micro-fuel cell can be fabricated based on the thin film process, and unit cells can be highly integrated to implement a micro-fuel cell system generating a high voltage and a high current.

Provided is a process for producing a rope-shaped alkali metal battery, comprising: (a) providing a first electrode comprising a first conductive porous rod and a first mixture of a first electrode active material and a first electrolyte residing in the pores of the first porous rod; (b) wrapping or encasing a porous separator around the first electrode to form a separator-protected first electrode; (c) providing a second electrode comprising a second conductive porous rod and a second mixture of a second electrode active material and a second electrolyte residing in the pores of the second porous rod; (d) combining the separator-protected first electrode and second electrode to form a braid or a yarn having a twist or spiral electrode; and (e) wrapping or encasing a protective casing or sheath around the braid or yarn to form the rope battery.

The present invention relates to a battery module, which includes one or more battery cell units, and the battery cell unit includes a battery cell, a fixing member located surrounding an outer circumference surface of the battery cell, and a heat absorbing material located between the battery cell and the fixing member, and as a result, heat generation inside the battery module is suppressed, and ignition between the series-connected battery cell units may be suppressed. Accordingly, excellent charge and discharge efficiency, an excellent cycle property and a lifespan property of the battery may be exhibited without concern for explosion or ignition of the battery module.

The invention relates to the field of lithium ion battery designs, and discloses a lithium ion battery pack and a soldering method for single batteries therein. The lithium ion battery pack comprises a plurality of single batteries which are connected in series or in parallel through soldered lugs; and the soldering method for soldering the first lug and the second lug of any two single batteries includes the following steps: a rigid plate is arranged on the backs of the horizontal bent sections of the first lug and the second lug, and is in plane contact with the backs of both the first lug and the second lug, wherein a predetermined gap is reserved between the first lug and the second lug which are horizontally opposite to each other; soldering is carried out on the top of the rigid plate in the gap between the first lug and the second lug, a tin bar is melted, the gap is covered by and filled with the melted tin, and the melted tin permeates to the top of the rigid plate; and the melted tin is solidified and shaped. The heat-dissipating effect of the method is better, and moreover, the structure of the soldered parts of the lugs is firmer, which can help to enhance the conductivity of the lithium ion battery pack.

The present disclosure passivates solar cell defects. Plasma immersion ion implantation (PIII) is used to repair the defects during or after making the solar cell. Hydrogen ion is implanted into absorption layer with different sums of energy to fill gaps of defects or surface recombination centers. Thus, solar cell defects are diminished and carriers are transferred with improved photovoltaic conversion efficiency.

A method of establishing a relationship between access nodes in a wireless communications network is provided. An access node is registered with the network. Information about each access node registered with the network is then stored at a control node. A list is then compiled at the control node, which includes each access node registered with the network and the list indicates which access node is a neighbour of another access node. This neighbour list is sent from the control node to each access node in the network. When an access node detects other access nodes, this is reported to the control node, which updates the neighbour list to the access nodes.

In an exemplified lithium ion capacitor, a negative electrode 20 has a first layer 21 and a second layer 22, the first layer 21 and second layer 22 are laminated to each other, and a lithium metal sheet 60 is placed between the first layer 21 and second layer 22, and accordingly one side of the lithium metal sheet 60 in the thickness direction contacts the first layer 21, while the other side in the thickness direction contacts the second layer 22. Since lithium in the lithium metal sheet 60 is easily doped by an active material near a contact part, the fact that both sides of the lithium metal sheet 60 in the thickness direction contact an active material allows for efficient pre-doping and consequent improvement of productivity.

A solar cell and a fabricating method thereof are provided. In the method of fabricating the solar cell, a p-type semiconductor substrate on whose light-receiving surface an anti-reflection coating is formed is loaded into a processing chamber. In this case, the p-type semiconductor substrate may be loaded on a substrate support of an apparatus of processing a plurality of substrates along the circumference of the substrate support, in the state where the back surface of the p-type semiconductor substrate faces upward. Then, a back surface field (BSF) layer having the characteristic of Negative Fixed Charge (NFC) is formed with AlO, AlN or ALON on the back surface of the p-type semiconductor substrate. At this time, the BSF layer may be formed by simultaneously injecting an Al source gas, a first purge gas, an oxidizing agent gas and/or a ntiriding agent gas, and a second purge gas through injection holes of individual gas injection units while relatively rotating the substrate support with respect to the shower head. Thereafter, a back surface electrode is formed on the BSF layer such that the back surface electrode is electrically connected to the BSF layer.

Disclosed herein are a printed circuit board including an electronic component embedded therein and a method for manufacturing the same. The printed circuit board including an electronic component embedded therein includes: a core formed with a cavity which is formed of a through hole and has a side wall formed with an inclined surface having a top and bottom symmetrically formed based on a central portion thereof; an electronic component embedded in the cavity; insulating layers stacked on upper and lower portions of the core including the electronic component; and external circuit layers formed on the insulating layers.