114results about How to "Avoid seams" patented technology

A manufacturing method of a semiconductor device having metal gate includes providing a substrate having a first semiconductor device and a second semiconductor device formed thereon, the first semiconductor device having a first gate trench and the second semiconductor device having a second gate trench, forming a first work function metal layer in the first gate trench, forming a second work function metal layer in the first gate trench and the second gate trench, forming a first patterned mask layer exposing portions of the second work function metal layer in the first gate trench and the second gate trench, and performing an etching process to remove the exposed second work function metal layer.

The production process of hydro-entangled composite non-woven fabric includes fiber opening and carding to form fiber nets and superposing fiber nets in at least two sets of opening system and at least two sets of carding and netting system; twisting and reinforcing fiber inside one hydro-entangling system; and stoving. The production process is simple and high in production efficiency, and can realize continuous production. The product is soft in hand feeling and homogeneous.

The invention discloses a buckling-restrained shearing steel plate energy dissipation device with clamping plates. The energy dissipation device comprises a core energy dissipation component, a buckling-restrained device, a top plate and a bottom plate, the core energy dissipation component is a rectangular energy dissipation steel plate, the top plate and the bottom plate are fixedly connected at the upper end and the lower end of the rectangular energy dissipation steel plate respectively, the buckling-restrained device comprises two clamping plates, four guide trough plates and stiffening ribs, the two clamping plates are arranged on the front side and the rear side of the rectangular energy dissipation steel plate respectively, the upper ends of the two clamping plates are fixed with the top plate, the four guide trough plates are fixed on the bottom plate and limit movement of the lower ends of the two clamping plates respectively, and the stiffening ribs are arranged on one lateral surface, departing from the rectangular energy dissipation steel plate, of each clamping plate. By the buckling-restrained shearing steel plate energy dissipation device with the clamping plates, slotting or punching of the core energy dissipation component can be avoided, and the stiffening ribs can be prevented from being directly welded on the core energy dissipation component. By the aid of the buckling-restrained device, out-of-plane deformation of the core energy dissipation component can be limited effectively, bearing capacity is enhanced, and hysteretic behavior is improved.

The invention provides a continuous forming system for a laminated veneer lumber (LVL), which is a novel equipment invention in the field of wood processing in China, can replace similar imported equipment to improve the processing and utilizing efficiency and quality of fast-grow forest woods. The system comprises a belt conveyer, a mobile forming head and a forming belt conveyer, and is mainly used for continuous lengthening and forming of each veneer of the laminated veneer lumber. The continuous forming system has the advantages of realizing continuous lengthening and forming to the veneer, overcomes the defect that the traditional process requires manual forming, improves the processing efficiency of forming, and reduces the manual cost of forming; in the forming process, the veneer can be accurately positioned and lengthened, and the joint of each veneer is regularly separated, so as to ensure that higher quality and strength of the laminated veneer lumber after forming to accord with the requirement of international laminated veneer lumber quality standard; and continuously lengthening and forming avoids material waste caused by multiple times of trimming of the laminated veneer lumber to improve the material utilization of the veneer.

This invention relates to a sensor assembly (10) compirsing at least one sensor unit (11).The sensor assembly (10) has a sensor unit (11), which is arranged in a support element (14) and a vibratable membrane (12) connected with a piezoelectric actuator (16). The membrane is positively integrated as a separate component or in the form of a fiber mat in the support element. A damping material (24) is applied on a vibratable portion (26) of the membrane. The membrane is designed as a separate component and the support element is made of different material. An independent claim is included for a method for producing a sensor assembly.

Brush rollers rotate in a direction indicated by an arrow while being in contact with an image formation surface to remove toner remaining on the image formation surface from an intermediate transfer belt. The brush rollers each mainly include a rotational shaft and a brush. The brush rollers face the intermediate transfer belt with brush winding directions being opposite from one another. The brush rollers rotate in the direction indicated by the arrow. Thus, seams of the brush rollers can be prevented from being in contact with the same portion on the image formation surface of the intermediate transfer belt.

The invention provides an integrated ceiling structure and relates to the field of decoration. The integrated ceiling structure comprises a main keel, buckle plates and auxiliary keels, wherein the auxiliary keels are connected with the main keel; paved edges are arranged at the two sides of the bottoms of the auxiliary keels; limiting grooves are arranged at the two sides of the middle parts of the auxiliary keels; bumps are arranged on the buckle plates; the buckle plates are paved on the paved edges; the bumps are clamped in the limiting grooves; reinforcing ribs are arranged inside the auxiliary keels; the buckle plates are paved on the two parallel auxiliary keels in an adjacent manner; and decorating strips are arranged on the bottom surfaces of the auxiliary keels. The integrated ceiling also comprises keel hangers, wherein the auxiliary keels are connected with the main keel by virtue of the keel hangers. The integrated ceiling is also characterized in that inserting strips are arranged between the buckle plates; retaining edges are arranged at the two sides of the bottoms of the inserting strips; pressing edges are arranged at one sides of the upper parts of the insertingstrips and pressing pieces are arranged at the other sides of the upper parts of the inserting strips; and the pressing pieces are connected with the inserting strip bodies by virtue of buckling parts. The integrated ceiling structure has the beneficial effects of simpleness and convenience in production, low production cost, good installation, strong third dimension, varied matching between shapes and colors and more beautiful whole ceiling.

A control method for panoramically aerial camera photographing signals belongs to the aerial camera measuring and imaging technology control field. According to velocity-height ratio, index overlapping coefficient, target slant angle and roll angle of an airplane at the current moment, a cameral controller figures out the scanning initial position, the scanning beginning position, the scanning ending position, the photographing time t photographing and the photographing period T of a lens cone which serve as working parameters to be sent into a lens cone system. The lens cone system controls timing sequence sending position / speed signals and photographing pulse signals at the scanning initial position according to photographing signals. Finally, after receiving the position / speed signals and the photographing pulse signals sent by the lens cone system, a reflector conducts image motion compensation, a focusing system automatically focus, and a roll system conducts roll compensation; therefore, all systems finish the consistency of the functional timing sequence in the he photographing time and the requirement of the camera meeting the index overlapping coefficient is guaranteed.

A display apparatus includes a plurality of unit modules; and a cover configured to support the plurality of unit modules. Each of the plurality of unit modules includes: a substrate; a plurality of inorganic light emitting diodes provided on a mounting surface of the substrate; and an encapsulation layer formed on the mounting surface of the substrate to cover the plurality of inorganic light emitting diodes and the mounting surface of the substrate. The encapsulation layer includes a viscoelastic material having varying viscoelasticity based on temperature being applied to the viscoelastic material.

The invention discloses a composite board of a solid wood or bark-peeled single baseboard with grooves. The solid wood or bark-peeled single baseboard of the composite board has longitudinal wood grains, a gluing surface of the solid wood or bark-peeled single baseboard is provided with a plurality of grooves, one side of a horizontal bark-peeled single board is glued to the gluing surface of the solid wood or bark-peeled single baseboard, and a longitudinal face plate is glued to the other side of the horizontal bark-peeled single board. By means of the grooves arranged on the gluing surface of the solid wood or bark-peeled single baseboard of the composite board, stress inside the wood can be moderately and effectively adjusted, adjusting space for wood expansion or retraction can be provided in moisture or dry environments, flatness of the surface of the composite board and stability of the board can be well guaranteed, and manufacturing costs and formaldehyde contents can be substantially reduced; and simultaneously, the horizontal bark-peeled single board is arranged on the upper surface of the solid wood or bark-peeled single baseboard, and retraction and expansion directions of wood grain fibers of the baseboard are different from those of the horizontal bark-peeled single board, the wood grain fibers are mutually restrained, and tile-shaped deformation can be prevented even if the composite board is affected with damp in hot and humid seasons.

The embodiment of the invention provides a spherical box bottom circumferential seam welding method for a 5M-grade thin wall storage box. The large-diameter storage box spherical box bottom circumferential seam welding quality is improved and the stability of the inner welding quality is ensured. The spherical box bottom circumferential seam welding method comprises the following steps: carrying out direct-current positioning welding on a connector points of each section of a circular ring and a circumferential seam, and a crossed point of the central line of each section and the circumferential seam; carrying out full positioning welding on the circumferential seam by using direct-current small current; carrying out suspended direct-current backing welding on the circumferential seam subjected to the full positioning welding; and carrying out cosmetic welding on a welding seam formed by adopting alternating-current large current, filling welding wires and carrying out the backing welding.

The invention discloses a conical pipe continuous cold-pressing forming roller die. The roller die comprises a pair of roller die bodies which are the same in structure, wherein the excircles of the roller die bodies are arranged in a tangent mode, an effective cold pressing region of a whole circular die opening is formed at the tangent point after the two roller die bodies are matched, and the diameter of the formed whole circular die opening is gradually increased or decreased along with the reverse synchronous rotation of the pair of roller die bodies. The roller die has the advantages ofbeing capable of being used for forming conical pipes with various sizes theoretically, wide in application range, long in service life of the roller die, and low in cost of the subsequent service andmaintenance, moreover, the produced conical pipe is seamless, continuous and uniform in wall thickness.

The invention discloses a track board high in strength, good in durability and safe in train travel and a prefabricating method thereof. The track board comprises a track board body and multiple track bearing table stop shoulders evenly arranged on the track board body. The track board body is of a two-way pre-tensioning method pre-stress reinforced concrete structure. A reinforcing steel bar mesh is arranged in the track board body. The multiple track bearing table stop shoulders are symmetrically arranged on the track board body. Two rows of U-shaped reinforcing steel bars are symmetrically arranged below the track board body. U-shaped connecting reinforcing steel bars and the reinforcing steel bar mesh in the track board body are combined into a whole through concrete to form a composite board structure. Therefore, a track board open joint or a self-compact concrete crack is effectively prevented from being generated, the track board is more durable in use, and the train travel is safer.

The invention provides an ultrahigh-power LED high-pole lamp which is mainly composed of a hanging ring, a power supply cover assembly, a cooling device assembly and a light reflection cup assembly. The heat dissipation device assembly comprises a heat dissipation device. A plurality of grooves of the tiny size are formed in the upper surface of the bottom of the heat dissipation device. The lower surface of the bottom of the heat dissipation device makes tight contact with an LED light source. By means of tiny-size gas-liquid composite phase change heat dissipation, the cooling effect of the LED light source is greatly improved. Long-strip-shaped radial heat dissipation holes are designed in a power supply outer cover and are beneficial to heat dissipation and air convection of the heat dissipation device, a passageway for hot gas flow to flow smoothly is provided, and therefore the optimal whole-lamp air convection and heat exchange effect is ensured. A breather valve is arranged on a light reflection cup shell, and therefore gas pressure is kept balanced, expansion gas is prevented from attacking weak links, the situation of cracks and deformation is prevented, and the service life of the shell is prolonged. A support type angle regulation device is adopted, and therefore the irradiation angle can be vertically regulated according to requirements of installation places and irradiation angles.

The application provides a processing method and device for panoramic video stitching and electronic equipment. For a two-dimensional plane panoramic picture obtained by mapping a spherical panoramicpicture, the processing method for the panoramic video stitching makes use of a first preset pixel column of the opposite end boundary of the two-dimensional plane panoramic picture to realize the pixel extension of the home end boundary, so as to obtain a panoramic picture to be filtered; since the adjacency of the both end pixel blocks of the two-dimensional plane panoramic picture is realized in the panoramic picture to be filtered, therefore, the de-blocking effect filtering can be carried out, the effect that the brightness of the both end pixels of the two-dimensional plane panoramic picture is ensured, the stitching seam of the obtained panoramic video content is avoided, and the quality of the panoramic video playing image is ensured.

The invention provides a plate type ballastless track self-compacting concrete additive. By means of the plate type ballastless track self-compacting concrete additive, the segregation prevention capacity of self-compacting concrete can be improved, the shrinkage of the concrete can be reduced, and industrial waste or by-products can be utilized to the maximum extent. The plate type ballastless track self-compacting concrete additive is composed of, by weight, 100 parts of sulfur-fixed ash, 20 parts to 50 parts of coal ash, 10 parts to 30 parts of silica fume, 10 parts to 20 parts of slag powder, 0.5 part to 1 part of water reducing agents and 0.1 part to 0.5 part of triisopropanolamine. The plate type ballastless track self-compacting concrete additive accounting for 10wt% to 25wt% of cement is mixed into the self-compacting concrete.

The invention relates to a dual-core super-pressure pump with a spare supercharger. The dual-core super-pressure pump with the spare supercharger comprises a first supercharger, a second supercharger,a first hydraulic control valve, a second hydraulic control valve, a hydraulic switching valve and a water circuit switching valve. An opening A pipeline of the hydraulic switching valve is connectedto one end of the first hydraulic control valve, and the other end pipeline of the first hydraulic control valve is connected with a hydraulic opening of the first supercharger. A water outlet pipeline of the first supercharger is connected with an opening A of the water circuit switching valve, and an outlet pipeline of the water circuit switching valve is connected with an inlet of an energy accumulator. An opening B pipeline of the hydraulic switching valve is connected with the one end of the second hydraulic control valve, and the other end pipeline of the second hydraulic control valveis connected with a hydraulic opening of the second supercharger. A water outlet pipeline of the second supercharger is connected to an opening B of the water circuit switching valve. When one of theturbochargers is detected to be in trouble, a hydraulic circuit valve and a water circuit valve operate simultaneously, and the hydraulic circuit and the water circuit are switched to another turbocharger simultaneously. At the same time, the hydraulic circuit and the water circuit of the fault turbocharger are shut down for maintenance or replacement, and the use is convenient.

The invention discloses a wooden floor processing method, which comprises the following steps: manufacturing a blank board for a wooden floor at first, sanding the blank board, priming, then manufacturing a tongue-and-groove board for the side face of the wooden floor, and finally applying finishing paint. The method for manufacturing the wooden floor eliminates the residual paint on the side face of the wooden floor, thereby reducing gaps between installed floors, preventing accumulation of dust and breeding of bacteria, and ensuring that the floor surface has no scratch and the paint surface is smooth, dustless and beautiful. The invention is suitable for processing of solid wooden floors, solid wooden composite floors and bamboo floors.

The invention discloses an elevating and installing method and device for a T beam wet joint formwork. According to the method, before the wet joint formwork used for pouring a T beam wet joint is installed at a wet joint position of a T beam, the T beam wet joint formwork elevating and installing device is manufactured out in advance, and then the wet joint formwork is installed according to thefollowing steps. The method comprises the steps that firstly, the T beam wet joint formwork elevating and installing device is pushed to a wet joint of the T beam as a whole; secondly, the wet joint formwork, an opposite pulling screw rod, a butterfly clamp and double steel pipes are connected into a whole below the T beam; thirdly, after the opposite pulling screw rod to which a lifting ring is welded is connected with a lifting hook, a winch is started to elevate the wet joint formwork to the wet joint position of the T beam and enable the wet joint formwork to be closely attached to a flange plate of the T beam, then the butterfly clamp and the double steel pipes are used for fixing the wet joint formwork to the T beam; and the installing work can be completed by repeating the steps oneto three. The method and the device can effectively improve the conduction efficiency, save cost and reduce labor and lifting machines, and can effectively ensure the construction safety.

The invention discloses a video fusion algorithm based on a dynamic optimal suture line and an improved fade-in and fade-out method, and belongs to the technical field of video information processing. The method comprises the steps of: acquiring a real-time video stream with an overlapping area through a multi-view camera system; extracting feature points of the overlapped region, performing rough matching and purification on the feature points, and calculating an internal reference matrix and a rotation matrix of each camera by combining a beam adjustment method; performing spherical projection on images between different visual angles and twisting the images to the same reference plane, and then splicing video images by adopting an optimal suture line algorithm, aiming at the situation that a moving object passes through an image overlapping area to generate double images and blurring; adopting an optimal suture line dynamic updating algorithm to avoid ghosting and blurring phenomena generated when a moving object penetrates through a suture line; and obtaining a wide-view-field and high-resolution panoramic spliced video with a good visual effect by using an improved fade-in and fade-out fusion algorithm. The steps are simple, and the spliced image with a good visual effect can be quickly obtained.

The invention relates to a preparation method of a rotary-screen plain-colored high-gram-weight single-layer raising blanket. Suitable raw materials are selected and woven to obtain a grey cloth, thenslitting and pre-shaping are conducted, and pre-treatment is conducted; in the pre-treatment process, after the grey cloth is subjected to pre-drying, brushing, luster finishing and hot shearing, printing and dyeing parameters are adjusted according to the fact that the net gram weight of the product is high, rotary screen printing and dyeing equipment is adopted, an empty rotary net is utilizedas a color paste adding net and a permeation net, a permeation device is additionally arranged for printing and dyeing, the printing and dyeing effect is ensured, a drying and steaming integrated machine is adopted for color fixation, the color fixation effect is ensured, and the efficiency is improved; then the front and reverse sides of a semi-finished single-layer blanket are sequentially subjected to brushing, luster finishing, hot shearing, reverse side raising, brushing, and hot shearing again, and then cloth cutting and edge covering are conducted to obtain the finished product. The preparation method is reasonable in process and high in efficiency, and has the good printing and dyeing effect and high production and application value.

A manufacturing method of a display apparatus includes mounting a plurality of inorganic light emitting diodes on a substrate, forming a black molding layer having a low refractive index and configured to surround the plurality of inorganic light emitting diodes such that front light emitting surfaces of the plurality of inorganic light emitting diodes that are directed to a front side of the display apparatus are exposed, and assembling a plurality of unit modules each comprising the substrate, the plurality of inorganic light emitting diode, and the black molding layer to be adjacent to each other.

A semi-automatic plate-feeding machine is characterized by comprising a plate-feeding variable-frequency and variable-speed motor (1), transmission gears (2), chain wheels (4), a chain (5), plate pushing mechanisms (6) and rolling wheels (7). A plurality of rows of rolling wheels (7) are arranged in the semi-automatic plate-feeding machine, the corresponding plate pushing mechanisms (6) are arranged on the outer side of every row of rolling wheels (7), a plurality of plate pushing mechanisms (6) are arranged on the chain (5), the upper end and the lower end of the chain (5) are respectively provided with one chain wheel (4), and the chain wheels (4) are connected with the plate-feeding variable-frequency and variable-speed motor (1) through the transmission gears (2). By adopting the semi-automatic plate-feeding machine, labor intensity of operating workers and complexity in the operation process are reduced, easiness in malposition, joint opening, folding and face dropping and the like of a surface plate layer of plate blank are avoided, the semi-automatic plate-feeding machine is small in installing occupied space, less in investment and low in energy consumption and reduces production running cost.

The invention provides a dry hanging design structure of an assembly type aluminum plate curtain wall. The dry hanging design structure of the assembly type aluminum plate curtain wall comprises a wall surface base layer and an aluminum plate connected to the wall surface base layer; a plurality of main keels are arranged on the wall surface base layer; a plurality of sub keels are mounted on themain keels and are arranged at equal intervals in the length directions of the main keels; a plurality of connecting pieces are connected to the sub keels; first hanging pieces are connected to the connecting pieces; a plurality of mounting holes are formed in the aluminum plate; expansion bolts are arranged in the mounting holes; second hanging pieces are arranged on the expansion bolts in a penetrating mode and provided with first sawtooth faces; limiting gaskets are arranged on one sides of the second hanging pieces; second sawtooth faces matched with the first sawtooth faces are arranged on the limiting gaskets; fastening nuts are arranged on one sides of the limiting gaskets; and the second hanging pieces is connected to the first hanging pieces in a hung mode. The invention further provides a mounting method of the dry hanging design structure of the assembly type aluminum plate curtain wall. Compared with the prior art, the dry hanging design structure of the assembly type aluminum plate curtain wall has the advantage that the construction efficiency and the aluminum plate connection stability can be effectively improved.

The invention discloses a floor board mounting assembly. A floor board inlaid groove is formed in the front face of the assembly, and protruding elastic components are arranged on the two sides of the inner wall of the floor board inlaid groove; the distance between the two sides of an inner cavity of the floor board inlaid groove is slightly larger than the width of a floor board, and the distance between the elastic components on the two sides of the inner cavity of the floor board inlaid groove is smaller than the width of the floor board; and the two ends of the floor board inlaid groove are further connected with end covers respectively. The lower portion of one side and the lower portion of one end of the assembly are each provided with a tenon, and the lower portion of the other side and the lower portion of the other end of the assembly are each provided with a mortise matched with the corresponding tenon. The floor board is mounted in the floor board inlaid groove in the assembly, and the elastic components on the two sides of the inner wall of the inlaid groove are used for absorbing expansion and shrinkage, in the width direction, of the floor board; warping and joint opening between floor boards are avoided; it is ensured that the overall appearance of the floor boards is not affected by changes of the temperature and the humidity of the natural environment; joggling between assemblies and dismounting and mounting of the floor boards are convenient; and the assembly is not prone to damage, and can be repeatedly used; and natural resources are protected.

A fastener is fixed to a body panel by inserting a second portion of a clip and the body panel between a flange-shaped head and deformed bulge created by crimping a blind rivet inserted into a mounting hole in the body panel. Afterwards, when a fender panel is inserted between a first portion and the second portion of the clip, pressure is applied to the inserted fender panel from above and below by ribs and on the first and second portions, thereby clamping the fender panel between the first and second portions, and fixing the fastener to the fender panel. The fastener is positioned inside an anti-rotation depression in the body panel.