Abstract: There is provided a three-dimensional manufacturing apparatus which is characterized by comprising: a container configured to hold a liquid photocurable resin; a base configured to support a solid manufactured object obtained by curing the liquid photocurable resin; a moving unit configured to move the base; and a light source unit configured to irradiate light for curing the liquid photocurable resin. The container comprises a light transmission portion which is provided between the light source unit and the base, and is in contact with the liquid photocurable resin. The three-dimensional manufacturing apparatus further comprises a flow facilitating unit configured to facilitate a flow of the photocurable resin which is in contact with the light transmission portion, the flow being attended by the movement of the base.

Abstract: A method, apparatus, and program for additive manufacturing. The additive manufacturing device includes a positioning mechanism configured to provide independent movement of at least one build unit in at least two dimensions. The build unit may further include a gasflow device for providing a flow zone along a first direction with relation to the build unit. The build unit may further include a powder delivery mechanism and an irradiation beam directing unit. The irradiation bean unit may follow a first irradiation path, wherein the first irradiation path forms at least a first solidification line and at least a second solidification line formed at an angle other than 0° and 180° with respect to the first solidification line. During the formation of the first solidification line, the build unit may be positioned in a first orientation such that the first direction of the flow zone is substantially perpendicular to the first solidification line.

Abstract: A method for making a thermoinsulating padding, particularly for the cloth article and furniture fields, comprises the steps of: providing a lap by carding in bulk fibers comprising at least a thermobinding fiber; applying, by spraying or spreading, a low glass transition temperature resin, or a mixture of resins comprising at least a low glass transition temperature resin at least on a side of said lap only to the surface layers of said side; drying the resin coated lap in a drying oven to start a cross linking of said resins; actuating said low glass transition temperature resin (previously applied either individually or in a mixture with other resins) by pressure calendering under a controlled temperature, thereby providing a dynamically operating padding.

Abstract: An additive manufacturing tool configured to couple to a spindle of a CNC machine, comprises a plurality of drive wheels movable between an engaged position wherein they compress filament from a filament source against a drive disc and a disengaged position wherein they are spaced apart from the filament, and a delivery assembly including a heating element and a nozzle having an outlet opening. When the plurality of drive wheels are in the engaged position and the drive disc is rotated, the filament is drawn into the tool from the filament source and routed around the drive disc to the nozzle, where heat transferred from the heating element to the nozzle melts the filament so that the filament flows through the outlet opening.

Abstract: A method of preparing an anisotropic polymer film using an electric field generator. The method of preparing an electric field generator comprising supplying an electric field across an electric field application zone, where the electric field is generated by a first electrode having a first charge and a second electrode having a charge opposite of the first, passing a polymer film that optionally includes dispersed particles through the electric field application zone, where the polymer film contacts the first electrode to induce orientation, and freezing the polymer film to lock the orientation before the polymer film exits the electric field application zone.

Abstract: A novel ledge forming system used to attach a polymer retention hub to a thin wall nozzle core to provide an efficient way to produce a conjunct nozzle. The inventive apparatus provides a means for assembly of components by a method involving use of a press with a heating element to elevate temperature of a thermoplastic polymer to permit formation of a ledge that overhangs the flange of a nozzle core, mechanically locking components together. Execution of the process is rapid, low cost and eliminates damage to the thin wall of the core that would occur if the polymer retention hub were molded around the nozzle core.

Abstract: Resins for improved flow in injection molding, molded articles made from the same, and methods of using the same. A molded article formed from a polymer feed includes nylon-6,6. The molded article also includes a thin elongated profile including a thickness of up to 1.5 mm and a flow length of at least 25 cm. An absolute value of ?RV of the molded article as compared to the polymer feed is from 0 to 5, the RV determined according to ASTM D789.

Abstract: A method for forming a vacuum insulated structure using a prepared core material includes preparing a powder insulation material defining a bulk density, pre-densifying the powder insulation material to form a pre-densified insulation base, crushing the pre-densified insulation base into granular core insulation to define a core density of the granular core insulation, disposing the granular core insulation having the core density into an insulating cavity defined within an insulating structure and expressing gas from the interior cavity of the insulating structure to further densify the granular core insulation to define a target density. The granular core insulation defines the target density disposed within the insulating structure defines the vacuum insulation structure, wherein the target density defines a density in the range of from approximately 80 grams per liter to approximately 350 grams per liter.

Abstract: A mold tool is provided that includes plural mold sub-volumes configured to receive a sealant, a mold channel in fluid communication with the mold sub-volumes, a sealant injection port in fluid communication with the mold channel, vacuum application ports in fluid communication with the mold sub-volumes, and an air control system. The air control system is operably coupled to the mold sub-volumes and the mold channel, and is configured to apply a vacuum to the mold sub-volumes via the vacuum application ports.

Abstract: A nucleic acid film fabrication method, includes: a mixing step in which a nucleic acid is added in powder form to distilled water or deionized water to prepare a mixed solution; a stirring step in which the mixed solution is stirred; a mixed solution application step in which the mixed solution is applied to a mold corresponding in shape to a final product of a nucleic acid film; and a drying step in which the mixed solution applied to the mold is dried to be formed into the nucleic acid film, wherein the mold has a groove formed thereon in a thickness direction thereof, such that the nucleic acid film passing through the drying step has a protrusion protruding from one surface thereof toward human skin to correspond to the groove.

Abstract: A surgical implant (20) comprises a flexible basic structure (22) having a face and a plurality of resorbable film pieces (26) attached to the face of the basic structure (22). Each film piece (26) comprises a plurality of solid protrusions (28) emerging from the respective film piece (26) is a direction away from the basic structure (22).

Abstract: An example method for manufacturing a multicellular structure for acoustic damping is described that includes applying a porogen material to a solid support, inserting a multicellular frame into the solid support and through the porogen material so as to fill cells of the multicellular frame with the porogen material, fusing the porogen material, removing the multicellular frame from the solid support, and the multicellular frame contains a suspended fused porogen network attached to walls of the cells of the multicellular frame. The method also includes applying a solution to the suspended fused porogen network in the cells of the multicellular frame to percolate the suspended fused porogen network, curing the solution, and removing the suspended fused porogen network from the multicellular frame resulting in porous septum membranes of the cured solution in cells of the multicellular frame.

Abstract: An additive manufacturing system and method for forming a part of dissimilar materials. The additive manufacturing system may include a build platform, a recoater for dispensing build powder onto the build platform, an energy source, a foil feed assembly, and a controller for controlling actuation of these components. The method of forming the part may include the steps of depositing a layer of build powder onto the build platform surface, melting selected portions of the layer of build powder, applying a sheet of foil over the layer of build powder, melting selected portions of the sheet of foil onto the layer of build powder, removing the sheet of foil from the layer of build powder, and then lowering the build platform surface to prepare for deposition of a next layer of the build powder. These steps are then repeated one or more times, thereby forming the part.

Abstract: Method for producing a three-dimensional model of at least a partial jaw comprising: fully-automatic shaping of at least one recess for accommodating a laboratory analogue into the alveolar ridge of the model using three-dimensional scanning data and shaping the depth, position, and orientation of the at least one recess such that the crestal end of the laboratory analogue inserted into said recess coincides with the crestal end of the dental implant in the jaw; or fully-automatic shaping of at least one vestibular, lingual or palatinal feed-through through the model into the at least one recess using three-dimensional scanning data and arranging the feed-through such that the crestal end of a laboratory analogue coincides with the crestal end of the dental implant in the jaw when the laboratory analogue is fixed in place with a pin inserted through the feed-through in the model into an opening in the laboratory analogue.

Abstract: The present invention relates to a manufacturing method for a mower cord and includes pressing a resin wire rod and plastically deforming at least part of the wire rod in an axis perpendicular direction. Work-hardening of a surface of the plastically deformed portion allows dramatic enhancement of mowing efficiency.

Abstract: An additive manufacturing system has an aerosol generator to aerosolize a powder, a deposition surface, a surface charging element to apply a blanket charge to the deposition surface, a charging print head to selectively remove portions of the blanket charge from the deposition surface, and a transport system to transport the aerosol powder from the aerosol generator to the deposition surface, the transport system having an aerosol charging element to apply charge opposite of the blanket charge to the aerosol powder. An additive manufacturing process includes creating an aerosol from a powder at a spray generator, charging the aerosol to produce a charged aerosol having a first charge, forming a blanket charge on a deposition surface having a second charge of an opposite polarity from the first charge, selectively removing regions of the blanket charge, and transporting the charged aerosol to the charged regions to form structures on the charged regions from the charged aerosol.

Abstract: The invention refers to a method of generatively manufacturing a three-dimensional object (2) in a process chamber (3) of a generative manufacturing apparatus (1) by a layer-by-layer application and selective solidification of a building material (13) within a build area (10) arranged in the process chamber. In the course of this, while the object is being manufactured, a process gas is supplied to the process chamber by means of a gas supply device and is discharged from the process chamber via an outlet (42a, 42b). According to the invention, the gas supply device is designed and/or arranged relatively to the build area and/or controlled such that a gas stream (40) of the process gas streaming through the process chamber is shaped in such a manner that a substantially elongate oval impingement area (A3) of the gas stream (40) is generated within the build area (10).

Abstract: An additive manufacturing system and method for forming a part of dissimilar materials. The additive manufacturing system may include a build platform, a recoater for dispensing build powder onto the build platform, an energy source, a foil feed assembly, and a controller for controlling actuation of these components. The method of forming the part may include the steps of depositing a layer of build powder onto the build platform surface, melting selected portions of the layer of build powder, applying a sheet of foil over the layer of build powder, melting selected portions of the sheet of foil onto the layer of build powder, removing the sheet of foil from the layer of build powder, and then lowering the build platform surface to prepare for deposition of a next layer of the build powder. These steps are then repeated one or more times, thereby forming the part.

Abstract: A distorted substrate is positioned in a predetermined position and corrected, thereby improving the substrate transfer efficiency. A transport unit capable of transporting and positioning a substrate includes a transport mechanism for transporting the substrate to an unloading position, and a positioning mechanism for positioning the substrate in the unloading position. The positioning mechanism includes a regulating member including at least two pairs of regulating portions capable of abutting against the opposing end faces of the substrate, an abutment moving mechanism for moving one regulating portion toward the other regulating portion in each of the at least two pairs of regulating portions, and a regulation moving mechanism capable of moving the regulating member in a direction in which the substrate is pressed.

Abstract: In one aspect, A method of forming a product using an additive-manufacturing head includes forming a new layer of material of the product with the additive-manufacturing head. Forming the new layer of material includes depositing the new layer of material on an existing layer of material and melting the new layer of material so that the new layer of material is welded to the existing layer of material. The method also includes processing at least one of the new layer of material or the existing layer of material with a laser-emitting device, coupled to the additive-manufacturing head. Processing the at least one of the new layer of material or the existing layer of material with the laser-emitting device comprises smoothing a lateral surface of at least one of the new layer of material or the existing layer of material with a laser beam, emitted from the laser-emitting device.