81 results about "Curve pattern" patented technology

Methods and devices are provided for actuating and / or articulating a circular stapler. In one exemplary embodiment, a circular stapler is provided having an elongate shaft with a stapling apparatus coupled thereto. An electrically expandable and contractible actuator, such as an electroactive polymer actuator, can be used to pivotally or angularly adjust a position of the stapling apparatus relative to the elongate shaft by delivering energy to the electroactive polymer actuator. In another embodiment, an electroactive polymer actuator can be used to actuate the stapling apparatus, thereby driving one or more staples, preferably in a substantially curved pattern, into tissue. The actuator can alternatively or additionally drive a blade distally to cut tissue being stapled.

Methods and devices are provided for actuating and / or articulating a circular stapler. In one exemplary embodiment, a circular stapler is provided having an elongate shaft with a stapling apparatus coupled thereto. An electrically expandable and contractible actuator, such as an electroactive polymer actuator, can be used to pivotally or angularly adjust a position of the stapling apparatus relative to the elongate shaft by delivering energy to the electroactive polymer actuator. In another embodiment, an electroactive polymer actuator can be used to actuate the stapling apparatus, thereby driving one or more staples, preferably in a substantially curved pattern, into tissue. The actuator can alternatively or additionally drive a blade distally to cut tissue being stapled.

To provide an image processor, an image processing method, and an image processing program which make it possible to perform high-speed image correction suitable for motion pictures while reducing a memory resource, etc., an image processor that corrects input image data having a predetermined grayscale range is provided. The image processor includes a coefficient holding device to hold correction coefficients of a correction curve that corresponds to the entire grayscale range or a portion of the grayscale range and includes one or more correction points and a combination portion that is formed of a combination of a plurality of specific curve pattern portions, a correction amount determination device to determine a correction amount based on statistical information of grayscale values of pixels in the image input data, and a correction device to correct the input image data by adding the product of the correction amount and the correction coefficients determined by the input image data to the input image data.

The present invention is a more simplified and efficient design of a turbine. The use of a logarithmic curve pattern for blade design and an aerodynamic profile allows the present invention to not only be versatile in its uses, but also much more efficient at gathering forms of energy for different purposes.

A jaw stretching device including a base arm, a lever arm, and a piston arm. A piston channel is formed through the base arm between a connection end and a mouthpiece end. A first mouthpiece is attached to the base arm and a second mouthpiece is attached to the piston arm. The lever arm is connected to the base arm and is capable of rotating relative to the base arm about the connection end. The piston arm includes a length positioned between a pivot end and an attachment end. The length has a curved pattern. The piston arm is positioned in the piston channel and the curved pattern of the length is configured to slide through the piston channel. The lever arm is attached to the piston arm. The piston arm is capable of rotating relative to the lever arm about a pivot end.

The invention relates to a new method used for realizing powder melting and forming based on laser scanning, aiming at solving the technical problems that the efficiency is low by adopting single beamof laser for melting and forming, parts are easy to be deformed and cracked after forming, and the thermal stress is difficult to be controlled. A technical scheme is adopted as follows: two types oflasers and matched vibration mirror systems are adopted; according to a contour pattern of a cross-section of a slice, each layer of solid powder is subjected to area scanning synchronously; and scanning is carried out layer by layer by the two types of lasers in each area so as to finish the powder melting and forming, wherein an area dividing method comprises the steps of respectively scanningand dividing parallelly a cross-section image by scanning lines in millimetre and micrometer so as to form a rectangular fast scanning area in millimetre and a curve edge fine scanning area in micrometer and lead the envelope curve pattern of the curve edge fine scanning area in micrometer to be approximate to the contour pattern infinitely. The method has the advantages that two lasers are adopted for compound scanning; the time is saved; the part forming efficiency is improved; and the part is not easy to be buckled and deformed and cracked.

The invention provides a carbonate rock reservoir karst cave-fracture reservoir body water injection indication curve interpretation model. As for different compression coefficients of different reservoir medium karst caves and fractures, the model is used for distinguishing the influences on the water injection indication curve pattern from the elastic energy provided by the karst caves and the fractures, and considering the influences on the water injection indication curve pattern from oil-water two-phase elastic energy. The novel model can be used for distinguishing the different elastic compression coefficients of the karst caves and the fractures and calculating the respective proportions of the karst caves and the fracture reservoir body, thereby calculating the respective corresponding volumes.

Disclosed is a light emitting display device which facilitates to improve light-extraction efficiency of pixels, and to maximize light-extraction efficiency of each pixel, wherein the light emitting display device includes a substrate having a first area and a second area, a planarization coating layer prepared on the substrate and configured to have a first curve pattern prepared on the first area, and a second curve pattern prepared on the second area, and an emission device prepared on the first curve pattern and the second curve pattern, wherein a thickness of the planarization coating layer overlapping the first curve pattern is different from a thickness of the planarization coating layer overlapping the second curve pattern, and each of the first curve pattern and the second curve pattern includes a plurality of protruding portions having an aspect ratio of 0.4˜0.6.

The invention relates to a photovoltaic power generation forecasting method based on a GRNN. According to the method, firstly factors such as solar terms, weather, and sunlight are considered to establish a photovoltaic curve pattern, then a photovoltaic power generation forecasting model based on the GRNN is provided, and a solution algorithm design is conducted. The method has the following advantages that weight does not need to be amended through error reverse calculation in the training process of the GRNN, and the transfer function can be adjusted by just changing a smoothing parameter Sigma, so that the training time is reduced, and the network learning speed is increased; a GRNN forecasting model is high in nonlinear mapping ability and good in approximation performance, and has good robustness, and thus is suitable for processing unstable data; the photovoltaic power generation forecasting technology of the GRNN obviously improves the forecasting accuracy; the forecasting result can provides decision information for grid photovoltaic scheduling, and has great significance in guaranteeing safe operation of the grid.

A method for automated classification of curve patterns associated with dynamic image data of a lesion in a subject in order to determine characteristics of the lesion. The method comprising the steps of loading the image data into an electronic memory means, producing a plot of signal intensity profile, converting the signal intensity profile into a contrast enhancement profile, detecting a reference enhancement profile having a highly positive slope over an initial enhancement period followed by a decreasing profile portion, deriving signature curve types based on the reference enhancement profile, classifying an enhancement curve for each pixel in a selected ROI into one of the derived signature curve types using all available time points and displaying a grid-plot of the classified enhancement curves for all pixels in the selected ROI, wherein the overall display of curves and heterogeneity provides visual indication of the characteristics of the lesion.

An image processing method for an optical touch system includes the steps of obtaining an image and generating a light distribution curve pattern from the image, selecting a target signal of the light distribution curve pattern in accordance with light intensity information of the light distribution curve pattern, determining at least one rising slope and at least one falling slope of the target signal, and selecting the target signal as an object signal when the absolute values of the at least one rising slope and at least one falling slope are greater than a threshold.

The invention discloses a gradual change colorful yarn production technology. The gradual change colorful yarn production technology includes a dyeing process, a cotton blending process, an opening and cleaning process, a cotton carding process, a drawing and doubling process, a roving process and a spinning process, wherein at least three types of dyed cottons are dyed in the dyeing process, the at least three types of the dyed cottons form at least three strands of rough yarns different in color after the at least three types of the dyed cottons are respectively processed through the cotton blending process, the opening and cleaning process, the cotton carding process, the drawing and doubling process and the roving process, and the at least three strands of the rough yarns different in color form a gradual change colorful yarn after the at least three strands of the rough yarns different in color are processed in the spinning process. The gradual change colorful yarn production technology can obtain the gradual change colorful yarn by combining the more than two types of the rough yarns different in color and processing the more than two types of the rough yarns in the spinning process, and after the gradual change colorful yarn is woven into a knitted fabric or a knitted sweater, an indistinct irregular curve pattern can be presented, two colors foil each other, changes are abundant, and furthermore large color contrast can appear, a cloth cover is strong in layering sense, multicolored gloss is reflected, and personalization is strong.

The invention discloses a flexible and rigid composite busbar and a manufacturing process. The flexible and rigid composite busbar comprises at least one layer of copper plate and flexible copper bars which are welded on an input end and an output end of the at least one layer of copper plate through a welding process, wherein the copper plates are separated from each other through double-sided glue-containing insulating film; the outer surfaces of the outermost copper plates are coated with a single-sided glue-containing insulating film; and the copper plates and the insulating films are laminated together through a heat fusion process, then arranged in a fixed clamping device and placed in a heat fusion pressing machine, and superimposed together after being subjected to pressurization, heating, heat preservation and cooling according to a process curve pattern. According to the flexible and rigid composite busbar and the manufacturing process, the copper plates are connected with the flexible copper bars to form the flexible and rigid composite busbar; by utilizing the scalability and rotatability of the flexible copper bars, the field assembly and the telescopic deformation caused by heating of the busbar can be freely adjusted so as to meet the requirements of connection in different directions.

The invention provides a method for generating an animation curve and a terminal. The method comprises the steps of acquiring at least four control points, generating a curve pattern according to the at least four control points, acquiring the number of preset animation output points, determining the coordinate values of each preset animation output point on the curve pattern, and determining that the animation curve control terminal is controlled to display the curve pattern as an animation curve according to the coordinate values when the variation state of the preset animations displayed by a curve pattern control terminal conforms to the variation state of preset standard animations, wherein the variation state of the preset animations, displayed by the control terminal, conform to the variation state of the preset standard animations. The at least four control points are composed of two control points used for respectively controlling the generation of the start end and the tail end of the curve pattern, and at least two curvature control points used for controlling the generation of the curve pattern at different curvatures. The first and second coordinate axes of the curve pattern respectively correspond to a time coordinate axis and a variation-degree coordinate axis for an animation curve pattern control terminal to display preset animations.

The invention discloses a manufacture method of a light-transmitting housing. The method includes making a housing body from plastics; spraying black-out paint and forming a black-out layer on the housing body; spraying color paint and forming a color layer on the black-out layer; performing laser carving and forming specific patterns. According to the invention, by adding the step of spraying the black-out paint, light leakage and / or laser curved pattern opaque are avoided.

The invention discloses a design method of a one-step molded gas bag, wherein the gas bag is designed to be weaved by a one-step molded gas bag fabric; the weave structure of a gas bag body part adopts a double-layer plain base weave; sealing edges of the gas bag form a double-layer plain tying weave by a surface warp stitching method and an inner warp stitching method; the sealing edges of the gas bag adopt a double-sealing-edge design; each sealing edge is independently woven. The invention also discloses the one-step molded gas bag designed by the design method. After the technical scheme is adopted, the design method is suitable for weaving the one-step molded gas bag fabric with a square shape, a polygonal shape, a round shape and other mixed curve pattern shape by the technical design of a sealing edge weave, the sealing edge number, widths and area weave layouts of the one-step molded gas bag fabric integrally woven by a large patterning device, and enables the one-step molded gas bag fabric to have good gas resistance, good anti-damaging performance and good weaving performance.

A semiconductor device including a semiconductor substrate in which a diode region and an IGBT region are formed is provided. In the semiconductor device, the diode region includes a second conductivity type cathode layer. An impurity concentration of second conductivity type impurities of the cathode layer is distributed in a curve pattern having at least two peaks, and the impurity concentration of the second conductivity type impurities is higher than that of first conductivity type impurities at all depths of the cathode layer.

The invention discloses a composite teaching tool of a cam mechanism and a demonstration control method of the composite teaching tool. The teaching tool comprises a box body, the cam mechanism and a demonstration control system; the demonstration control system comprises a data acquiring module, a control processing unit and a display module; the composite teaching tool is characterized in that the displacement, speed, acceleration, pressure and other data of the teaching tool are acquired and converted into a characteristic curve pattern of a displaying module, and thereby teaching objects can intuitively and specifically know rational knowledge of composition structure, movement process and movement characteristics of the cam mechanism, and the consistency of teaching of various knowledge points of the cam mechanism in the teaching experience can be improved. The method comprises the steps of data acquiring, processing and displaying. According to the method, the quantifiable result of the movement characteristics of the teaching tool is intuitively displayed by an intelligentizing process, and thus the teaching object can reach the theory level by data comparison and analyzing, and as a result, the purpose of a probe test can be reached.

A method for automated classification of curve patterns associated with dynamic image data of a lesion in a subject in order to determine characteristics of the lesion. The method comprising the steps of loading the image data into an electronic memory means, producing a plot of signal intensity profile, converting the signal intensity profile into a contrast enhancement profile, detecting a reference enhancement profile having a highly positive slope over an initial enhancement period followed by a decreasing profile portion, deriving signature curve types based on the reference enhancement profile, classifying an enhancement curve for each pixel in a selected ROI into one of the derived signature curve types using all available time points and displaying a grid-plot of the classified enhancement curves for all pixels in the selected ROI, wherein the overall display of curves and heterogeneity provides visual indication of the characteristics of the lesion.

A molding machine for making thermoplastic composites contains: a machine frame, a platform, a heating device, a vacuum means, and a gas barrier film. The machine frame includes a working stage. The platform is mounted on the working stage and includes channels, a curved pattern portion and plural tiny holes which are arranged on the top surface of the platform, wherein the plurality of tiny holes communicate with the channels. The platform also includes a connector fixed on one side thereof and communicating with the channels. The heating device is secured on a bottom end of the platform and heats a working material on the platform. The vacuum means is arranged in the machine frame and includes a pipe for coupling with the connector. The gas barrier film is flaky and covers the top surface of the platform.

This invention relates to an apparatus for simulating the appearance of individually laid materials, such as bricks or cobblestones, in a curved pattern in a concrete surface. The apparatus includes a flexible spine with a plurality of ribs extending from a surface of the flexible spine. The apparatus further includes a texture mat for imprinting a pattern, for example a brick surface, a stone surface or a wood grain surface, into the concrete surface. This invention also relates to a method of using of the apparatus for simulating the appearance of individually laid materials in the concrete surface.

The invention discloses a weft yarn curve tatting fabric weaving method and a dedicated elastic free reed. A weft yarn of a woven fabric is in a curve shape; the weaving method comprises the following steps: pacing of warp, opening, weft insertion, battening and reeling, and is characterized in that the elastic free reed, of which the reed teeth are bent according to a battening force, is adopted in battening; by utilizing change of a fabric texture or change of thickness of the weft yarn, full ratios on the same line in a weft direction of the woven fabric on a weaving machine differ, and the condition that battening forces differ is caused; when the elastic free reed is subjected to battening, the reed teeth are bent according to the magnitude of the battening force; if the full ratio is large, the reed teeth bending degree is large; and if the full ratio is small, the reed teeth bending degree is small, so that a weft yarn curve is realized. With the adoption of the weft yarn curve tatting fabric weaving method and the dedicated elastic free reed, the traditional, transverse, horizontal and vertical weaving manner is changed, the woven fabric weft yarn is in a curve shape; if colored lines are used, a beautiful curve pattern is generated, so that the grade of tatting fabric varieties can be improved.

The invention relates to a well pattern mature region underground river course sand body quick identification method. The method includes the following steps that: 1) stratum division and comparison are performed, and an isochronal stratigraphic comparison framework is established; 2) the sand body thicknesses contour line maps of each stratum are drawn; 3) under the constraint of the isochronal stratigraphic comparison framework, sedimentary microfacies interpretation is carried out based on a well logging curve pattern and rock debris data; 4) a sedimentary microfacies database is established with single strata adopted as basic units; 5) with any single stratum adopted as a research object, river course sand body identification is performed on each well on by one; 6) after all the wellsof the single stratum which is adopted as the research object all participate in comparison, river course sand body identification is performed on the next stratum until the river course sand body identification of all the single strata is completed; and 7), the identification results of all the wells of any single stratum are projected onto the sand body thickness contour line map of the single stratum according to the coordinates of the locations of the wells, with the sand body thickness contour line map adopted as a constraint, identified underground river course sand bodies are subjectedto plane combination.

The invention relates to a method and a device for complex braille dot pattern drafting and embedded character input and belongs to the technical field of pattern processing and analysis of computer science. The method comprises steps of multi-order Bezier curve drafting, bmp picture to braille dot conversion and embedded braille character input. Compared with the prior art, the drawing function is effectively combined, curve patterns and braille characters which are drafted are presented to a user in a WYSIWYG mode, the user is convenient to determine and observe direction of the patterns; patterns in a bmp format are presented to the user in a mode of characteristic point extraction, and problems of low efficiency and low accuracy rate existing in braille pattern edition and typesetting are solved.

The invention provides a millimeter wave two-dimensional sum-difference network, which has the advantages of small size, light weight, high structural strength and low cost. According to the technical scheme of the invention, a microstrip line conductor tape (1) and a microstrip line dielectric slab (2) are wired along a sunken shielding cavity topological curve pattern on the plate surface of a metal shielding plate (3) to form a complete millimeter wave transmission line structure; the front end and the rear end of the metal shielding plate are provided with a sum port, a pitch difference port, an azimuth difference port and a dual-difference port, the conductor tape and the microstrip line dielectric slab surround the sunken groove isolated by a middle rectangular body of the above ports through the above four input ports, extend along sunken opening grooves formed by Z-shaped isolation blocks at two ends of the rectangular body, are bent around the Z-shaped isolation blocks and a middle cylindrical isolation blocks, and extend to output ports of the Z-shaped tail-end sunken groove along the Z-shaped back-end sunken groove, and a topological structure for the millimeter wave two-dimensional sum-difference network with eight ports is formed.

A chemical mechanical polishing (CMP) conditioner includes a ceramic substrate having a major surface, and an abrasive coating overlying the major surface. The major surface can include micro-protrusions arranged in a curved pattern. Alternatively, the micro-protrusions can be arranged in an irregular pattern.

It is an object of the invention to provide a reverse rotation preventing electronic cam curve generating method of an electronic cam type rotary cutter control which serves to prevent the reverse rotation of a cutter. According to the invention, there is provided an electronic cam curve parameter setting unit 28 for previously calculating a critical cutting length Ljag from which an electronic cam curve passing through a point having an acceleration of 0 and a speed of 0 is obtained by setting a rotor diameter r of a rotary cutter 5, the number of blades M disposed at regular intervals on a rotor, synchronizing speed coefficients β1 and β2 for regulating synchronizing speeds in cutting, and synchronizing angles θ1 and θ2, comparing the critical cutting length Ljag with a set cutting length Lset of a processed product set by an operator, and generating an electronic cam curve pattern for preventing a reverse rotation when the set cutting length Lset is greater.