31results about How to "Effective Area Maximization" patented technology

A method for making a screen assembly for a vibratory separator, which, in certain aspects, includes placing a first layer of screening material below a glue application apparatus, and applying with the glue apparatus an amount of glue in a pattern to a portion of the first layer of screening material, unrolling part of a second layer from a second roll and positioning the part of the second layer adjacent part of the first layer to which glue has been applied, moving the part of the second layer and the part of the first layer between opposed rotatable spaced-apart rollers to press together the part of the second layer and the part of the first layer to form a pressed-together layer of first and second layers of screening material. In certain aspects hot glue is used and is cooled following application of the second layer on the first layer.

A screen is disclosed which, in certain aspects, has screening material between opposed frame sides and one or more lower strips beneath the screen. In one aspect these strips are only inteconnected via their ends and not along their lengths. In certain aspects, a plurality of lower strips are bonded to the screen and extend across the screen from one frame side to the other. In one aspect one or more of the strips has one, two, or more humps or ridges corresponding to one or more corrugations in a corrugated perforated plate and/or corrugated screen assembly which is on the plate or, with no plate present, on the strips. In another aspect instead of the strips a solid corrugated perforated plate is used. In one aspect openings or perforations through the plate are triangular. In one aspect the screen is undulating screening material and lower portions of the screening material are bonded to a plate or to strips. Optionally screen mounting hooks or frame edges or screen edges may be used with such screens. A screening apparatus or shale shaker is disclosed which uses such plates and screens.

Discussed is a solar cell including a semiconductor substrate, a first conductive type region formed on a surface of the semiconductor substrate, a second conductive type region formed on the other surface of the semiconductor substrate, the second conductive type region being spaced from an edge of the semiconductor substrate and having a conductive type different from that of the first conductive type region, an isolation portion formed at a perimeter of the second conductive type region on the other surface of the semiconductor substrate, a first electrode connected to the first conductive type region, and a second electrode connected to the second conductive type region, wherein the second conductive type region has a boundary portion in a part adjacent to the isolation portion, and in which a doping concentration or a junction depth varies over a width of the boundary portion.

An apparatus for manufacturing an integrated thin film solar cell in which a plurality of unit cells are electrically connected in series to each other in vacuum may be provided that includes: a photoelectric converter forming process chamber which forms a photoelectric converter by emitting a photoelectric conversion material on a substrate where a first conductive layer has been formed from one basic line within each of a plurality of trenches formed in the substrate to a bottom of each of the trenches, to one side continuous from the bottom, and to a protruding surface of the substrate, which is continuous from the one side; and a second conductive layer forming process chamber which forms a second conductive layer from another basic line within each of the trenches to the bottom of each of the trenches, to the other side continuous from the bottom, and to a protruding surface of the substrate, which is continuous from the other side. The photoelectric converter forming process chamber and the second conductive layer forming process chamber perform the respective processes in vacuum.

The invention discloses a counter-weight-free traction type passenger elevator, which relates to an elevator structure, in particular to a counter-weight-free traction type elevator structure. The counter-weight-free traction type passenger elevator comprises a steel structure, a lift car, a guide wheel, a traction wheel, a traction machine, a traction steel wire rope, a gantry crane, a landing door device, a buffer, a guide rail, a speed limiter steel wire rope and a speed limiter tensioning wheel, wherein the steel structure consists of vertical framework beams and transverse framework beams, the lift car, the guide wheel, the traction wheel, the traction machine, the traction steel wire rope, the gantry crane, the landing door device, the buffer, the guide rail, the speed limiter steel wire rope and the speed limiter tensioning wheel are arranged in the steel structure, a pair of guide rails are arranged at the left side and the right side of the inner side of the steel structure, the lift car is arranged in the steel structure and is glidingly matched with the guide rails, the traction steel wire rope is arranged on the lift car, the traction wheel, the traction machine and the guide wheel, the gantry crane and the landing door device are arranged on the lift car, the bottom of the steel structure is provided with a buffer, and one side of the traction steel wire rope is provided with the speed limiter tensioning wheel. The invention provides the counter-weight-free traction type passenger elevator with the advantages that the area utilization rate of hoistways is improved, the matched facility cost of buildings is reduced, and the installation and the debugging are convenient.

Provided are spacers, ion-exchange devices comprising spacers, and methods of preparing spacers for improved fluid distribution and sealing throughout an ion-exchange device. These spacers can include an internal cavity surrounded by a perimeter of the spacer. The perimeter can have a first opening and a second opening within the perimeter, and the first opening and the second opening can be located on opposite sides of the internal cavity. The spacers can also have a first and second plurality of channels located within the perimeter, wherein each channel of the first and second plurality of channels extends from the internal cavity towards the first opening or the second opening.

A rectangular microspeaker according to the present invention transfers vibration sound through the front surface or side surface of a diaphragm. In order to maximize an effective vibration area and to expand a volume, all parts including a frame are fabricated in a rectangular shape. The present invention is applied to a P type, an F type, and a composite type. The vibration sound generated on the bottom of the diaphragm as well as the vibration sound generated on the top of the diaphragm may be discharged through the side surface. A magnetic field part may be insert-molded separately or along with the frame.

The invention discloses a display panel and a display device, and relates to the technical field of display. The display panel comprises a display area and a non-display area at least partially surrounding the display area; the display area comprises a fingerprint identification area, the fingerprint identification area comprises a plurality of sub-areas arranged in an array, and each sub-area comprises at least one fingerprint identification circuit; the fingerprint identification circuit comprises at least one fingerprint identification sensor, a plurality of signal lines and a plurality of circuit elements; and each sub-area is provided with a central area and a peripheral area, at least one part of the fingerprint identification sensor is located in the central area, and the circuit elements and at least parts of the signal lines are located in the peripheral area. The signal lines in the fingerprint identification circuit are intensively arranged in the peripheral area, and the fingerprint identification sensors are intensively arranged in the central area so that the effective area of each fingerprint identification sensor can be maximized, and the light incoming amount of the fingerprint identification sensors and the fingerprint identification precision are improved; and meanwhile, the short-circuit risk of the display panel is also reduced.

The invention discloses an angled side-mounted fisheye image correction method of equipment. The method comprises the following steps: extracting a fisheye effective range; carrying out barrel distortion rough correction on images; carrying out angle correction on the images; cutting the corrected images in an effective range; performing Bezier curves back projection transform on the images for three times; cutting a result image in the effective range. According to the angled side-mounted fisheye image correction method of the equipment disclosed by the invention, an effective area ratio of the acquired original fisheye images is maximized; moreover, the acquired fisheye images during side mounting at a certain angle are rectified at a certain angle, and a good correction effect on the fisheye images is achieved. In addition, by utilizing the method disclosed by the invention, cutting of image contents to a minimum extent can be corrected, and the maximization of the effective monitoring area can be ensured.

The invention relates to a glass substrate lithography alignment apparatus and an aligning method characterized by no positioning marks. A special-purpose positioning tool, a first matching mask and a second matching mask are designed according to the shape of a substrate. A mark is photoetched on the positioning tool through the fist mask. By means of the mark, the positioning of the second mask is achieved. A slit is further photoetched on the glass substrate through a slit of the second mask. The precision of the slit on the glass substrate satisfies that the distance deviation between the actually photoetched slit center line and a semicircular bus is no greater than 3 mu m. Positioning accuracy is achieved. Meanwhile, no destructive marks are formed on the surface of the glass substrate. The effective usable area of the substrate is maximized.

The invention relates to a lifter for building construction. The lifter for building construction comprises a steel structure consisting of a frame upright beam and a frame cross beam, and a mesh-cage, a guide wheel, a traction wheel and a tractor, a rescue rope, a tension rod, a tension weight, mesh-cage bottom wheels, a traction steel wire rope, a rope hitch plate, a gantry crane, a landing door device, a buffer, a guide rail, a speed limiter steel wire rope and a speed limiter tension wheel arranged in the steel structure, wherein the traction wheel and the tractor are arranged on the top or the bottom of the steel structure consisting of the frame upright beam and the frame cross beam, the guide wheel is arranged on the bottom or the top of the steel structure, and the mesh-cage is provided with four mesh-cage top wheels or mesh-cage bottom wheels. The technical problem to be solved by the invention is to provide the lifter for building construction which has the advantages of improved area utilization rate of hoistways, lowered cost of building facilities, and convenience for installation and debugging.

Discussed is a display device provided with a large effective area by minimizing a margin area around a camera hole in a structure in which the camera hole is formed in a display area. A bypass line module, which is formed in the same process as the process of forming a first thin-film transistor, and a light-emitting device disconnection module, which is formed in the same process as the process of forming a second thin-film transistor, are disposed around the camera hole so as to overlap each other.

A manufacturing method of a cathode active material for lithium secondary battery, including: preparing a first solution by mixing a metal oxide and a solvent; preparing a metal-mixed solution by adding an acidic solution to the first solution and then applying ultrasonic waves to the mixture; centrifuging the metal-mixed solution; preparing a second solution by mixing a supernatant of the centrifuged metal-mixed solution, a reductant, and a solvent and then applying ultrasonic waves to the mixture; obtaining powder by filtering and then drying the second solution; forming mesoporous spherical nanoparticles by mixing the powder, a metal, a lithium precursor, and a solvent, applying ultrasonic waves to the mixture and then drying the mixture; and performing a heat treatment to the spherical nanoparticles, and a cathode active material for a lithium secondary battery obtained by the manufacturing method. The cathode active material for lithium secondary battery is mesoporous spherical nanoparticles.

A dye-sensitized solar cell (DSSC) module includes sub-modules connected in parallel to each other on the same substrate. Each of the sub-modules includes a plurality of cells which have the same upper and lower structures and are connected in series to each other via a conductive grid. The conductive grid connects upper and lower substrates to each other.