5735results about How to "Guaranteed flatness" patented technology

An irradiation apparatus has a large irradiation field and is capable of ensuring the uniformity of a dose distribution without strengthening the performance of an irradiation field enlarging device. The irradiation apparatus includes a beam interruption part for performing a plurality of irradiations of a radiation beam, a position control part for controlling a location to be irradiated in such a manner that the entire surface of the target can be irradiated in a plurality of irradiation zones including an overlapping area formed by the plurality of irradiations, and a multileaf collimator control part for providing a slope to a dose distribution in the overlapping area of the respective irradiation zones, so that the dose distribution over the entire surface of the target including the overlapping area is made flat or uniform by the plurality of irradiations of the radiation beam.

In the invention, the same clad bricks are laid in the forward direction, and a positioning convex platform 2 and a longitudinal positioning convex platform 3 are used for realizing transverse and longitudinal self-locking positioning, thereby naturally ensuring the designed thickness and surface smoothness of the wall, forming a combined still air layer 12 which is 9mm to 10mm wide and vertical to the ground, and further blocking heat bridges in vertical bricklaying seams. The cavity of a 28-30mm-wide groove 4 in the horizontal bricklaying seam between two clad bricks is filled with a broken bridge insulation board 10 which is as wide as the groove and has a thickness of 15mm; the broken bridge insulation board 10 is used for sealing a long-strip groove still air layer 11 and the combined still air layer 12 and cutting off the heat bridges in the horizontal bricklaying seams; the exposed part of broken bridge insulation board with a height of 10mm, is used for controlling the coating thickness of anti-crack masonry mortar 13 to be even and uniform. When the self-insulating and energy-saving wall is built, Z-shaped energy-saving building blocks 1 of the upper clad bricks and the lower bricks are laid in a staggered manner so as to cut off heat bridges in vertical bricklaying seams. The structure of the invention, with a reasonable thickness, can satisfy the requirement of saving 50 percent of energy in various regions, or even higher requiremets without an internal or external insulating layer of walls. Simultaneously, the structure is easy to build and the formation of the block shape effectively ensures the thickness of walls and the smoothness of wall surfaces. The thermal insulation function of the still air layer with a thickness of 10mm to 12mm strengthens the heat insulation effect. The insulation boards (28-30mm wide and 15mm thick) between the two clad bricks is capable of cutting off the heat bridge effects.

A full-color organic electroluminescence (OEL) display panel includes a substrate and a plurality of full-color OEL pixel devices in a matrix form as a display frame. Each of the pixel devices is composed of a plurality of sub-pixel regions, corresponding to R, G or B colors. Each of the specific color sub-pixel regions in the pixel device abuts the same specific color sub-pixel region of the adjacent pixel device thereof to form a double-sized area. With this arrangement of sub-pixel regions, it is easier to manufacture high-resolution full-color OLED panels by a metal-mask alignment process and high-resolution full-color PLED panels by an ink-jet printing process.

A hydroelectric power generating method and/or apparatus provides one or more inlet pipes perpendicular to a flow of water in a stream or river. The inlet pipes have a length and plural apertures along the length of the at least one inlet pipe. A feedline and a turbine generator combination are interconnected with the inlet pipes. One or more outlet pipes are interconnected with the feedline and the turbine generator combination. The outlet pipes have an elevation lower than the inlet pipe. A flow of water passes through the inlet pipes, the feedline, the turbine generator combination, and the outlet pipes, and generates electricity from the flow of water passing through the turbine generator combination. The hydroelectric power generating method also provides a pressure dissipation device that causes a reduction in the pressure of the water so that the water can be released safely back into the stream or river.

The invention provides a four-point leveling method of a platform. The method comprises the following steps that: legs extend out to touch a ground, rough regulation is performed in a large dip angle range, the legs stretch to a predetermined height, and fine regulation is carried out in a small dip angle range. The invention also provides a four-point leveling system of a platform, and the system comprises locking sleeve hydraulic legs (7)-(10), legs in-position inductors (19)-(22), a display and control combiner (30), a leveling controller (31), a hydraulic valve set (32), a pressure detection group (33) and a horizontal angle sensor (34). The system is simple in structure and control logic, the risk of side overturning in a control process is avoided, and the frequency of leveling is reduced.

The application relates to a supporting structure and a display device. The supporting structure is arranged at one side of a flexible display panel, the flexible display panel comprises a bendable area, a bending axis corresponding to the bendable area extends on a first direction, wherein the supporting structure comprises a hollow-out area with a positive projection capable of completely covering the bendable area on the display panel, the hollow-out area comprises a first part formed with multiple first hollow-out holes, second parts located at two opposite sides of the first part on the first direction, wherein multiple second hollow-out holes are formed on the second parts; a specific value of the total area of multiple second hollow-out holes and the total area of the second parts is different from that of the total area of multiple first hollow-out holes and the first part, thereby guaranteeing the structure stability of the supporting structure and enhancing the shock resistance and bending resistance of the flexible display panel.

The invention belongs to the technical field of lithium ion batteries, and especially relates to a lithium ion battery composite membrane and a preparation method thereof. The composite membrane comprises a membrane substrate and a composite coating which is coated on at least one surface of the membrane substrate; the composite coating comprises an inorganic particle, a polymer and a binder; the polymer forms adhesive polymers through the binder; and the adhesive polymers are distributed in the inorganic particle and protrude out of the surface of the inorganic particle. Compared with the prior art, the inorganic particle in the composite coating has excellent heat stability, and suppresses heat shrinkage of a traditional membrane substrate under high temperature conditions, so that the heat stability of the membrane substrate can be greatly improved; and meanwhile, the protruded adhesive polymers in the composite coating can be bonded together with a pole piece in a lithium ion battery to suppress deformation of the battery, so as to guarantee the safety and smoothness of the battery. Furthermore, the preparation method of the lithium ion battery composite membrane provided by the invention is simple in process, easy in operation and the obtained membrane is high in consistency.

Various systems and methods are described for an exhaust gas sensor coupled to an exhaust system of an engine. One example method comprises, during selected engine fueling conditions, alternating between applying first and second voltages to the sensor; and identifying an amount of alcohol in fuel injected to the engine based on sensor outputs at the first and second voltages.

Various systems and methods are described for an exhaust gas sensor coupled to an exhaust system of an engine. One example method comprises, during selected engine fueling conditions, alternating between applying different voltages to the sensor; and identifying an amount of alcohol in fuel injected to the engine based on sensor outputs at the different voltages.

The invention relates to a super-wide environmental-friendly decorative film material and a preparation technology thereof. The super-wide environmental-friendly decorative film material is prepared from high degree-of-polymerization PVC (Polyvinyl Chloride) resin powder, a environmental-friendly plasticizer, a stabilizer, a fire retardant, an internal lubricant and a mildew preventive serving as main raw materials by adopting working procedures such as material sieving, material blending, high-speed mixing, smelting, crude refining, refining, extrusion and filtrating, rolling, embossing, cooling and shaping, trimming, reeling and the like. The super-wide environmental-friendly decorative film material solves the problem that a general plastic decorative film has strong peculiar smell when coming into use, does not contain harmful substances such as phthalate, lead and cadmium, and is environmental-friendly, suitable for use in rooms and harmless to human bodies. Mountain and water streaks are prevented from occurring in the product so that the product has excellent appearance smoothness; due to addition of high-quality mildew preventive, the problem that the product goes moldy after being used for a long time is avoided; and in addition, the width of the product can reach 5 meters so that the product is suitable for use in specific occasions.

The invention relates to a multi-row micro-differential roadbed deep hole blasting construction method, which comprises the following steps of: (1) selecting blasting parameters; (2) calculating security; (3) arranging a stair and a free face; (4) distributing holes and drilling holes; and (5) blasting. The blasting method is a multi-row deep hole millisecond micro-differential blasting method; and the blasting is performed by pull trough blasting and side slope blasting in a roadbed sequentially, wherein the pull trough blasting is loose blasting and the side slope blasting is precraking blasting. In the method, a shock conducting tube non-electric priming system micro-differential control blasting technology, a comprehensive blasting construction scheme of loose blasting, the deep hole millisecond micro-differential blasting technology and the roadbed side slope precraking blasting technology, and a wide-pitch and low-resistance hole distribution mode are adopted, so that explosivesand detonators are saved, the drilling mechanization degree is enhanced, the labor cost is reduced, the blasting effect is enhanced, the large rate of blast rocks is reduced, the material abandoning rate is reduced and harms of blasting vibration, impact waves, flying stones and the like are reduced; furthermore, when the blasting effect is enhanced and the stability of the blast roadbed side slope rocks is guaranteed, the absolute safety of blasting can be guaranteed.

The invention discloses a photovoltaic assembly, a lamination structure thereof and a preparation method of the lamination structure. The lamination structure comprises first and second packaging layers, the first packaging layer is prepared from 30-50 parts of fiber cloth and 50-70 parts of a first packaging powdery paint by weight, and the first packaging powdery paint coats the fiber cloth uniformly; the second packaging layer is prepared from 30-50 parts of fiber cloth and 50-70 parts of a second packaging powdery paint by weight, and the second packaging powdery paint coats the fiber cloth uniformly; and the first packaging powdery paint includes a acrylic acid powdery paint or an extra-weather-proof polyester powdery paint, and the second packaging powdery paint includes extra-weather-proof polyester powdery paint. According to the invention, the cost is low, the packaging material of the photovoltaic assembly is light on the premise that technical requirements for anti-ultraviolet, age-proof, impact-resistant, fireproof and insulation performances in the photovoltaic industry are met, and the structure and assembly can be popularized and applied widely in the photovoltaic field.

The present invention relates a rope-type sea-water culture net cage which can be conveniently lifted upwards and fallen downwards. It includes the following several portions: net cage frame system consisting of main floats, rope frame, marker float and marker float rope; net bag system composed of net bag, bottom frame and sinker; and gappling system formed from grapnel and rope. Besides, said invention also includes a net cage lifting and falling control system formed from control float, control float rope and control sinker.

A method and structure for a bipolar transistor comprising a patterned isolation region formed below an upper surface of a semiconductor substrate and a single crystal extrinsic base formed on an upper surface of the isolation region. The single crystal extrinsic base comprises a portion of the semiconductor substrate located between the upper surface of the isolation region and the upper surface of the semiconductor substrate. The bipolar transistor further comprises a single crystal intrinsic base, wherein a portion of the single crystal extrinsic base merges with a portion of the single crystal intrinsic base. The isolation region electrically isolates the extrinsic base from a collector. The intrinsic and extrinsic bases separate the collector from an emitter. The extrinsic base comprises epitaxially-grown silicon. The isolation region comprises an insulator, which comprises oxide, and the isolation region comprises any of a shallow trench isolation region and a deep trench isolation region.

The invention discloses a pressing device and a pressing method of a polymer microstructure. The pressing device comprises a sheet extrusion machine, a compression roller device capable of leveling and regulating thickness, and a mold press. The pressing method comprises the steps of directly entering slab pressing equipment after a polymer substrate is extruded from the extrusion machine; flattening the polymer substrate through rolling of two rollers and shaping preliminarily, carrying out rapid heating treatment on the surface of the polymer, and enabling the polymer substrate to enter a slab pressing mold when the temperature of the surface of the polymer substrate is higher than a glassy state or a melting point to press the microstructure. According to the pressing device and the pressing method, the microstructure slab pressing equipment is connected with the extrusion machine in series, so that abundant energy is saved, and the production efficiency is improved, meanwhile, with the slab pressing technology for preparing the polymer microstructure, enough pressure-maintaining cooling and shaping time, accurate cooling temperature and high geometric replication rate can be ensured and continuous large-scale high-efficiency industrial production for slab pressing can be realized.

The invention provides an LED display screen module which is suitable for the technical field of display screens and aims at solving the problems of flatness, water-proof performance and effective heat dissipation of an LED display screen in the prior art. The LED display screen module comprises a base, a circuit board, an LED lightening unit and a power source module. The base comprises a body part and side walls which surround the periphery of the body part, wherein the body part and the side walls form a containing cavity used for containing the circuit board. The LED display screen module further comprises pouring sealant which is poured on the circuit board and filled into the containing cavity, and a sealing layer which is flush with the side walls of the base is formed after the pouring sealant is solidified. The invention further provides an LED display screen. The sealing glue layer is adopted in the LED display screen module to enable the circuit board to be sealed inside the containing cavity so as to enable the surface of the sealing glue layer to be flush with the side walls of the base, waterproof performance and flatness of the LED display screen module are guaranteed, and therefore display quality of the LED display screen is guaranteed to meet the quality standards.

The present invention relates to the production of adenosine deaminase (ADA) deficient mice and the use of such mice as an animal model for dysfunctions associated with elevated adenosine levels. Also, provided by the present invention are methods of treating dysfunctions associated with elevated adenosine levels and methods of screening compounds for pharmaceutical activity in the treatment of dysfunctions associated with elevated adenosine levels.

The present invention discloses a kind of potato crisps processed by microwave and its processing method. Said processing method includes the following steps: washing potato flakes, scalding said potato flakes in boiling edible salt water, cooling, draining, freezing, drying, adding palm oil and egg yolk powder, mixing them with potato flakes, uniformly stirring them, roasting them by using microwave and spraying flavouring material so as to obtain the invented product.

The invention relates to a lithium ion battery diaphragm. The lithium ion battery diaphragm comprises a polyolefin substrate and a composite coating, wherein the coating is connected with the polyolefin substrate through a binder, the coating is formed by stacking a plurality of inorganic particle layers, and each two adjacent inorganic particle layers of the coating are connected with each other through a binder; each inorganic particle layer consists of flaky inorganic particles, and the flaky inorganic particles are distributed in parallel or at a small angle in the coating. The invention also relates to a preparation method of the lithium ion battery diaphragm. The preparation method comprises the following steps: preparing flaky inorganic particles; screening first inorganic particles and second inorganic particles; preparing coating slurry; coating the polyolefin substrate with the coating slurry, and drying the polyolefin substrate with the coating to obtain a product. The lithium ion battery diaphragm is high in flatness, low in coarseness, low in water absorption rate, low inn coating expansion degree, capable of effectively reducing the natural crimpness of single-side coated diaphragm and capable of improving the assembling efficiency and rate of finished products of a laminated battery.

A disclosed H-shaped four-crawler-belt slipform paver comprises an H-shaped telescopic chassis and crawler-type elevating turning apparatuses; the H-shaped telescopic chassis comprises two hollow longitudinal main beams, two transverse main beams and four hollow telescopic beams; the two transverse main beams are fixedly disposed between the top ends of the two longitudinal main beams; each of two ends of each longitudinal main beam is flexibly connected with the telescopic beam in an insertion manner; each telescopic beam is inside provided with a telescopic-beam oil cylinder; the top end of a piston rod of the telescopic-beam oil cylinder is connected with the telescopic beam, and the cylinder body of the telescopic-beam oil cylinder is fixedly connected with the longitudinal main beam; and the outer end of each telescopic beam is provided with the crawler-type elevating turning apparatus. The H-shaped four-crawler-belt slipform paver has the advantages that the four telescopic beams can have individual telescopic adjustment or have optionally-combined telescopic adjustment, so that the steady of the chassis and the paving flatness are guaranteed, the telescopic resistance of the telescopic beams is small, the adjustment manners are flexible and various, the application scope is wide, and the chassis can be adjusted into optional inclined angle according to different construction cases.

The invention provides a flat electrode supported ceramic electrolyte battery. The structure of the battery is a vertical distribution type and takes a supporting electrode layer as the center. The supporting layer has a hollow porous structure. The side surface of the supporting layer is provided with an opened end, through which air can be introduced into the hollow holes. Compared with the prior art, when the flat electrode supported ceramic electrolyte battery runs, three phase boundaries where electrochemical reactions happen are arranged on the upper side and low side of the supporting electrode layer, thus generated thermal stress is effectively neutralized, thermal stress is largely reduced, the thermal damage to electrolyte and electrode is avoided, and the flatness of battery during the battery sintering process can be maintained. When the supporting electrode layer has a large thickness, the battery size is increased, the battery strength is enhanced, moreover, the preparation technology is simplified, and the preparation cost is reduced.

The invention discloses a tunnel underground excavation and lining constriction trolley and a tunnel underground excavation and lining construction method. The tunnel underground excavation and lining trolley comprises a trolley support system and a trolley formwork system; the trolley support system comprises a support system frame, a vertical hydraulic device, an upper vertical pole, a horizontal hydraulic device and a horizontal pole; the trolley formwork system comprises a formwork system frame, a jacking hydraulic oil cylinder, a longitudinal beam, a chord member and a formwork adjusting lead screw. According to the tunnel underground excavation and lining constriction trolley and the tunnel underground excavation and lining construction method, a CRD construction method is effectively improved, by means of the trolley support system, a temporary support system can break median lamella and an inverted arch in one time, the construction period is greatly shortened, and the construction cost is saved; secondary lining is achieved through one-time steel bar binding and pouring, construction joints caused by multiple formworking are reduced, water seepage hidden danger is reduced, and the strength of secondary lining, the smoothness of the outer surface and the overall flatness of concrete are guaranteed.