Abstract: Provided is a method for manufacturing a preform (1). The method includes injecting into a cavity of a mold through the gate: (i) a first colored resin (R1) for a first predetermined time period, and (ii) a second colored resin (R2), having a color different from that of the first colored resin, for a second predetermined time period.

Abstract: A process for making a bottle of a polymeric material suitable for being used with carbonated drinks, comprising the steps of: positioning a preform in a mould; and blowing the preform. The process is characterized in that a total draw ratio greater than 16 is used.

Abstract: A foam twin-sheet formed air filled gasket is provided. The foam sheets need not be covered with one or more layers of air impermeable materials before, during or after the twin-sheet forming process. Methods for manufacturing the air filled gaskets are also disclosed.

Abstract: A system for controlling the temperature of a film before and/or during application, the system including: a heat source for heating a film; and stretch rollers; wherein the heat source heats the film from an ambient temperature to a temperature from about 2° C. to about 40° C. above the ambient temperature, wherein the film is heated prior to or simultaneous to being stretched by the stretch rollers, and wherein the ambient temperature is below 15° C. The preheating system may be used to enhance binding and sealing properties of stretch films used for wrapping palletized products in a reduced temperature environment. Other embodiments of the preheating film system, and methods for its use, are described herein.

Abstract: A system for controlling the temperature of a film before and/or during application, the system including: a heat source for heating a film; and stretch rollers; wherein the heat source heats the film from an ambient temperature to a temperature from about 2° C. to about 40° C. above the ambient temperature, wherein the film is heated prior to or simultaneous to being stretched by the stretch rollers, and wherein the ambient temperature is below 15° C. A system for improving the application of film by transfer of electrostatic charge is also described. The preheating system and/or electrostatic charge system may be used to enhance binding and sealing properties of stretch films used for wrapping palletized products in a reduced temperature environment. Other embodiments of the preheating film system and electrostatic charge system, and methods for their use, are described herein.

Abstract: A battery packaging material including a laminate that is provided with a barrier layer, a heat-fusible resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on other surface side of barrier layer. This battery packaging material is configured from at least a laminate provided with a barrier layer, heat-fusible resin layer positioned on one surface side of barrier layer, and a polyester film positioned on other surface side of barrier layer. When infrared absorption spectrum on the polyester film's surface in 18 directions at intervals of 10° from 0°-180° is obtained using total reflection method of Fourier transform infrared spectroscopy, the ratio of the maximum value and the minimum value of the ratio (Y1340/Y1410) of the absorption peak intensity Y1340 in 1340 cm?1 and the absorption peak intensity Y1410 in 1410 cm?1 in the infrared absorption spectrum is in the range of 1.4-2.7.

Abstract: The invention relates to the use of copolycarbonates stable at high temperature as a supporting material in the FDM (fused deposition modeling) method, said copolycarbonates having a Vicat temperature determined in accordance with ISO 306:2013 of at least 150° C. Polyester, polyamide, PC/polyester blend, and/or polyaryl ether ketone is used as a printing material.

Abstract: The process for the realization of a window/door framework (1) for walls of building comprises a molding step of a perimeter frame (2) by means of a three-dimensional molding device (5, 6, 7, 9), wherein the perimeter frame (2) comprises a plurality of perimeter sides made in a single monolithic body.

Abstract: Methods of nanomanufacturing based on continuous additive nanomanufacturing at fluid interfaces (CANFI). This approach is a fabrication technique that involves, for example, photocuring or “printing” self-assembled layers. CANFI presents a fabrication capability with significant transformative potential improve (i) the spatial resolution, (ii) the speed, and (iii) the range of material compositions that can be printed. Various articles of manufacture can be made using the methods.

Abstract: A method of fabricating an object is provided. The method includes depositing a first material between second material such that the second material is at opposite sides of the first material, the first material forming a metal, ceramic, or metal-ceramic. The second material is selectively removable from the first material to reveal sidewalls of the first material so that the first material has a more uniform vertical profile than would be the case if the first material was deposited without the second material.

Abstract: In an example, a method includes measuring the temperature of a fused region and the temperature of an unfused region of a first layer of build material; determining a preheating setting for a subsequent layer of build material in response to the measured temperature of the unfused region of the first layer; determining a print instruction for applying print agent to the subsequent layer of build material, wherein the application of print agent prescribed by the print instruction for the subsequent layer to cause the temperature of the preheated build material to be a predetermined temperature prior to fusion in response to the measured temperature of the fused region of the first layer; forming the subsequent layer of build material; preheating the subsequent layer of build material in accordance with the preheating setting; and selectively applying the print agent onto the subsequent layer based on the print instruction.

Abstract: The present disclosure generally relates to methods and apparatuses for additive manufacturing using foil-based build materials. Such methods and apparatuses eliminate several drawbacks of conventional powder-based methods, including powder handling, recoater jams, and health risks. In addition, the present disclosure provides methods and apparatuses for compensation of in-process warping of build plates and foil-based build materials, in-process monitoring, and closed loop control.

Abstract: A molding device that molds a stereoscopic molding object through a layered molding method, where after molding of at least one molding object is started and before the molding of the at least one molding object is completed, molding of another molding object is started. The molding device 10, for example, includes an ejection head, and a molding object supporter, the molding object supporter includes, for example, a plurality of molding tables, at least an opposing surface of each molding table is independently movable, an ejection head ejects a material toward the opposing surface of at least one molding table to mold the molding object on the molding table, and at least the opposing surface of the molding table on which the molding object is molded is moved in a perpendicular direction to move the molding object in the perpendicular direction.

Abstract: A powder bed device of additive manufacturing, which comprises a housing, a powder bed platform disposed in the housing, and elevating devices, is provided. Height of elevating platforms of the powder bed platform is adjusted by the elevating devices, which are connected to the elevating platforms. Therefore, the filled range of powders may be controlled, thereby avoiding waste of the excess powders.

Abstract: A platform structure of 3D printer and an additivity carrier thereof are provided. The platform structure of 3D printer includes a movable platform, a magnet and an additivity carrier. The magnet is mounted on the movable platform. The additivity carrier includes a base plate, a metal thin plate, a magnetic layer and a plastic thin plate. The metal thin plate is laminated and attached on the base plate. The magnetic layer is laminated and attached on the metal thin plate. The plastic thin plate is laminated and attached on the magnetic layer. The additivity carrier can be magnetically attracted by the magnet through the magnetic layer to make the additivity carrier removably connected to the movable platform. As a result, the platform structure has a function of conveniently and rapidly assembling or dissembling the additivity carrier.

Abstract: One embodiment of the invention provides a three-dimensional printing apparatus including a light-transmissive plate having a first surface, a platform, a support frame, a supporting seat and a rotating shaft. The platform is disposed above the light-transmissive plate, and the support frame is disposed under the light-transmissive plate. The supporting seat is disposed under the support frame and defines an accommodation space under the light-transmissive plate for accommodating an image light source. The rotating shaft pivots on a point inside or on the support frame and has a shaft center, and the shaft center is disposed under an extending plane extending from the first surface.

Abstract: A table system for an additive manufacturing machinery (1). The system (1) comprising a table top (2), a heating mat (4) for heating the table top (2), and a vacuum providing unit (5) providing negative pressure to the table top (2) in order to hold at least one intermediate layer (6) flat towards the table top (2). The table top (2) is divided into a first (7) and a second table top sub part (8), and the at least one intermediate layer (6) is to be provided onto the table top (2), and the vacuum providing unit (5) is arranged to control the negative pressure provided to the first (7) and the second table top sub part (8) so that the negative pressure provided to the first table top sub part (7) is controlled independently of the pressure provided to the second table top sub part (8).

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material which can be consolidated by means of an energy source, which apparatus (1) comprises a tool carrier device (2) adapted to position at least one tool unit (3) inside a process chamber (4) of the apparatus (1), wherein the tool carrier device (2) comprises at least one, in particular exchangeable, tool unit (3) that is moveable between a retracted position in which the tool unit (3) is received in a tool housing (6) enclosing the tool unit (3) and an extended position in which the tool unit (3) is at least partly extended from the tool housing (6).

Abstract: Certain examples described herein relate to replaceable production material containers for additive manufacturing systems. In an example of a replaceable production material container, an electrical storage device provides at least one production material characteristic to an element of an additive manufacturing system. In certain examples, the electrical storage device stores a range parameter for indicating a production material characteristic offset value in a plurality of production material characteristic offset values. In certain examples, the electrical storage device stores a proportion parameter for determining the at least one production material characteristic on the basis of the production material characteristic offset value.

Abstract: An additive manufacturing apparatus includes a platform, a dispenser configured to deliver a plurality of successive layers of feed material on a platform, a light source configured to generate a light beam, an auxiliary polygon mirror scanner configured to receive the light beam from the light source and reflect the light beam, and a primary mirror scanner to receive the light beam reflected by the auxiliary polygon mirror scanner and direct the light beam to impinge on an exposed layer of feed material.

Abstract: An additive manufactured structure and methods for making and using same. The structure includes a plurality of layers stacked in a stacking direction. The structure further includes at least one reinforcement structure affixed to the layers and extending at least partially in the stacking direction. The reinforcement structure can hold the layers together to stiffen and strengthen the structure. Mechanical strength of the structure in the stacking direction can advantageously be improved. Shape and spatial distribution of the reinforcement structure can be customized and adapted to the geometry of the layers to enhance strengthening effect. The reinforcement structure can be tension free or have a compressive stress induced by a preload applied during manufacturing. The compressive stress can be adjusted dynamically via a sensor. The structure and methods provide, among other things, a novel means for addressing the inherent weaknesses in parts created by large-scale extrusion deposition processes.

Abstract: The present application discloses an additive manufacturing chamber, an additive manufacturing module and an additive manufacturing apparatus therewith. Powder discharging openings are formed at a lower portion of the additive manufacturing chamber, and the powders in the additive manufacturing chamber are discharged down via gravitation. The present application further includes a vibrational unit for vibrating the powders so as to accelerate downward powder discharging via vibration of the vibrational unit. The additive manufacturing apparatus can include a main system and a cleaning transportation system separated from the main system. The present application solves the conventional problems of excessive consumed energy, large required installation and operational space, inconvenience of powder removing and swirled raised powder haze in the environment.

Abstract: A building apparatus for building a three-dimensional object includes: an inkjet head that ejects ink as a building material; a scanning driver that causes the inkjet head to perform a scanning operation of moving relative to the object being built; a flattening roller that flattens a layer of the ink; and an ink removal unit that removes, from the flattening roller, the ink that is scraped off by the flattening roller. The ink removal unit includes a flow channel formation unit that forms a flow channel of fluid that enables the ink adhering to the flattening roller to be removed by causing the fluid for removing the ink to flow out or flow in, and removes the ink from the flattening roller without scraping off the ink from the flattening roller. Hence, flattening the layer of the building material more appropriately.

Abstract: Examples disclosed herein relate to 3D printer fresh and recycled powder supply management. In one implementation, a processor estimates fresh and recycled powder use and recycled powder creation by a 3D printer based on a set of print jobs.

Abstract: Method for operating at least one apparatus (1) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3, 14) which can be consolidated by means of an energy source, which apparatus (1) comprises at least one build material container (4, 8) adapted to receive build material (3, 14), characterized in that the number of build processes at least one part of the build material (3, 14) received in the at least one build material container (4, 8) has been used in is determined.

Abstract: The invention relates to a device for producing three-dimensional components of a powdery powder material by layered application of the powder material and partial solidification of the powder material of a layer by selectively irradiating points of the layer corresponding to a cross section of the component to be produced by means of at least one energy beam, comprising a construction container for accommodating the powder material, comprising a coating device for the layered application of the powder material, comprising an overflow container for accommodating an unused material residue of a production process, comprising an intermediate container for accommodating the unused material residue of an application process and furthermore for delivery to the overflow container. The invention also relates to a production method with the above device.

Abstract: Method for additively manufacturing three-dimensional objects, whereby flow of an inert process gas, preferably an inert gas or containing inert gas, is created, the inert process gas flowing through a chamber (3, 10) of at least one build apparatus (2) which is configured to additively manufacture three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a powdered build material (3) which can be consolidated by means of an energy beam, and/or through a chamber of at least one apparatus (2) which is configured to perform at least one pre-processing step of an additive manufacturing process, and/or through a chamber of at least one at least one apparatus (2) which is configured to perform at least one post-processing step of an additive manufacturing process, wherein the flow of process gas displaces a certain volume of fluid from the chamber (3, 10).

Abstract: Embodiments represent acceleration along three orthogonal axes at two or more times as a three dimensional plot. Each point in the plot is positioned according to three coordinates, each of which is proportional to the amount of acceleration along one of the orthogonal axes at a moment in time. Some embodiments render the three dimensional plot as a three dimensional article of manufacture in which each point in the plot is represented by a volume of material. Method embodiments include the use of additive manufacturing techniques to fabricate such an article of manufacture. Some embodiments represent the three dimensional plot in two dimensions in a graphical interface.

Abstract: Embodiments represent acceleration along three orthogonal axes at two or more times as a three dimensional plot. Each point in the plot is positioned according to three coordinates, each of which is proportional to the amount of acceleration along one of the orthogonal axes at a moment in time. Some embodiments render the three dimensional plot as a three dimensional article of manufacture in which each point in the plot is represented by a volume of material. Method embodiments include the use of additive manufacturing techniques to fabricate such an article of manufacture. Some embodiments represent the three dimensional plot in two dimensions in a graphical interface.

Abstract: A 3D object is additively formed via arranging non-conductive material relative to a receiving surface. During additive formation of the 3D object, a conductive channel is formed as part of the 3D object. In some instances, non-destructive fracture sensing is performed via measurement of an electrical parameter of the conductive channel.

Abstract: Method for additively manufacturing at least one three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of build material layers by means of at least one energy beam (4), whereby each build material layer comprises at least one irradiation area (IA) which is to be selectively irradiated and thereby, selectively consolidated during the additive build-up of the three-dimensional object (2) to be additively manufactured, the irradiation area (IA) being subdivided into a number of irradiation sub-areas (ISA), wherein at least one irradiation sub-area (ISA) having the shape of a polygon, the polygon having at least five sides.

Abstract: A thermal deformation amount calculation device analyzes thermal deformation occurring in a product when the product is manufactured by sequentially laminating materials and performing heat input using a three-dimensional lamination device. The thermal deformation amount calculation device includes a heat input pattern reception unit, a constraint condition extraction unit, an inherent strain determination unit, and a thermal deformation amount determination unit.

Abstract: The invention relates to a device for producing three-dimensional models in a continuous process, comprising a build surface which has a first end in the direction of movement and a second end in the direction of movement, at least one dosing device and at least one solidification unit, characterized in that the build surface is designed to transport heavy components, and the components are transportable over the build surface essentially without distortion, and also comprising a method therefor.

Abstract: A protective device for enhancing the durability of a substrate, and a method of applying the protective device to the substrate is disclosed herein. In one exemplary embodiment, the protective device may be comprised of a barrier or bonding component and a transfer component removably attached to the bonding component. When applied to an article via heat and/or pressure, such as an article of clothing, the protective device of the present invention can provide anti-abrasion and/or enhanced wear capabilities in desired areas. The protective device could be applied to those portions of the article, such as the knee areas of pants or elbow areas of shirts, to reduce or slow down the wear and tear typically associated with their use and extend their useful life.

Abstract: A loose stack joint and/or cracked ultrasonic stack component of an ultrasonic stack of an ultrasonic device are detected by measuring a test damping coefficient with a test scan of the ultrasonic stack. The test damping coefficient is compared with a previously measured baseline damping coefficient. It is determined that the ultrasonic stack has a loose stack joint and/or a cracked ultrasonic stack component when the damping coefficient is greater than the baseline damping coefficient by more than a predetermined amount.

Abstract: A method of moulding a moulding material to form a laminated moulded part of fibre-reinforced resin matrix composite material, the method comprising the steps of: i. providing in a mould tool a preform comprising a central layer portion and a peripheral edge portion around at least a part of a periphery of the central layer portion, the central layer portion including at least one fibrous layer and a first resin, and the edge portion comprising a second resin including a plurality of individual fibres dispersed therein; ii. closing the mould tool to define a closed mould cavity containing the moulding material; and iii.

Abstract: A fiber-reinforced resin hollow body includes an axial-direction fiber layer containing reinforcing fibers aligned parallel to an axial direction of the hollow body, and a non-axial-direction fiber layer provided on top of at least one of an internal and an external side of the axial-direction fiber layer, and containing reinforcing fibers oriented in a direction different from the alignment direction of the axial-direction fiber layer. The non-axial-direction fiber layer includes one or more peripheral-direction fiber layers containing reinforcing fibers aligned parallel to a peripheral direction of the hollow body, and one or more non-aligned fiber layers containing reinforcing fibers not aligned in a specific direction.

Abstract: In one aspect, there is a method of making a pre-cured laminate having a total number of plies in a mold, the mold having a cavity with a periphery defined by a forward edge, an aft edge, and outboard ends. The method includes selecting a first plurality of resin impregnated plies that continuously extend beyond the periphery of the cavity, the first plurality of resin impregnated plies includes at least 50 percent of the total number of plies; laying the plies in a mold; compacting the plies in a mold; and pre-curing the plies to form a pre-cured laminate, which can extend beyond the periphery of the cavity. In an embodiment, a pre-cured laminate includes a first plurality of resin impregnated plies that continuously extend beyond the periphery of the cavity.

Abstract: Systems and methods for drape forming a charge of composite material are disclosed herein. The systems include a forming mandrel, a charge support structure, a flexible and resilient forming membrane, a base, and a vacuum source. The charge support structure includes a flexible and resilient charge support membrane, a membrane suspension device, and a release structure. The release structure operatively couples the charge support membrane to the membrane suspension device when a tension on a peripheral region of the charge support membrane is less than a threshold tension and releases the charge support membrane from the membrane suspension device when the tension is greater than the threshold tension. Alternatively, and in place of the charge support structure, the systems include a means for supporting the charge of composite material. The methods include methods of drape forming a charge of composite material.

Abstract: A method and an apparatus for molding composite articles are disclosed. The method generally involves the saturation of reinforcing fibers (e.g. glass fibers, carbon fibers, etc.) with a matrix (e.g. resin, epoxy, cyanate ester, vinyl ester, polyester, etc.) in/on a mold using a conventional resin transfer molding (“RTM”) process (e.g. “RTM-light”) or a vacuum assisted resin transfer molding (“VARTM”) process (e.g. advanced VARTM or “A-VARTM”), and, once saturation is completed, the vibration of the matrix-infused fibers using controlled ultrasonic sound waves transmitted through the mold. By vibrating the matrix-infused fibers with the ultrasonic sound waves, the method and apparatus allow voids present between fibers to be closed and localized pockets of gases to be dislodged and degassed, and also allow the fibers to compact, thereby producing composite articles with reduced porosity and higher compaction.

Abstract: The present invention relates to a method for manufacturing an optical sheet module, and the method comprises: a first pattern formation step of coating a top surface of a first base film with a liquid-state source material so as to form a first structured pattern; a provisional pattern curing step of semi-curing the first structured pattern while maintaining its shape; an adhesive layer coating step of coating a surface of a second base film with an adhesive layer; a provisional adhesive layer curing step of semi-curing the adhesive layer coated on the second base film; an adhesion step of adhering at least a part of the first structured pattern of the first base film to a bottom surface of the second base film; and a main curing step of curing the first structured pattern while the first base film and the second base film are adhered.

Abstract: The invention relates to a method for manufacturing volume element (10) which is inflatable with a gas, the method comprising the steps of: providing at least one first tube element (12) which comprises at least one first tube (1, 4) which is inflatable with the gas and is formed by at least two layers which are arranged one above the other, are formed from a per se limp material, and are connected with each other along at least one first seam (16d, 36); and providing at least one second tube element (14, 15) which comprises at least one second tube (5, 8) which is inflatable with the gas and is formed by at least two layers which are arranged one above the other, are formed from a per se limp material, and are connected with each other along at least one second seam (18d, 38), wherein the tube elements (12, 14) are provided in such a way that the seams (16d, 18d, 36, 38) are arranged on mutually facing sides of the tube elements (12, 14) and have, at least in respective length portions (40), curvatures th

Abstract: A tire tread extractor used in the manufacture of treads includes a frame, a first nip roller rotatably associated with the frame, and a second nip roller rotatably associated with the frame. The first and second nip rollers are adapted to engage a tire tread at least partially resident in a mold. A driving mechanism associated with the first and/or second nip rollers operates to impart rotational motion thereto. The frame is configured for longitudinal movement along a substantial portion of a longitudinal length of the mold while maintaining the first and second nip rollers in a spaced relation to the mold.

Abstract: A method of manufacturing an airless tire including a spoke unit includes a first step of injection-molding a first spoke part, a second spoke part, a third spoke part and a fourth spoke part in a disc-like shape. The method further includes a second step of forming a first spoke by fusing the first spoke part and the second spoke part. The method further includes a third step of forming a second spoke by fusing the third spoke part and the fourth spoke part, and a fourth step of forming the spoke unit by fusing the first spoke and the second spoke.

Abstract: A mechanism releases a plate from a recess in a tire mold part. The mechanism includes a bolt insertable into a hole in the tire mold part and extending from a first end at an outer surface of the tire mold part to a second end at a recess for a pocket plate in the tire mold part. The first end of the bolt has an axially extending projection allowing manipulation of the bolt about an axis within the hole. The projection is defined by two diametrically opposite curved surfaces interconnected by two diametrically opposite planar surfaces.

Abstract: A tire production device is provided for pressure bonding products that are presented in a product profile (120) on a forming drum surface. The device includes a multidisc roller system (100) having a frame (102) relative to which a plurality of disc assemblies (104, 104?) are disposed along a common axis. Each disc assembly includes an actuatable arm 106 that is linearly displaceable relative to the frame, a pair of removably attached demi-discs (110, 110?) and a bearing (112) that accommodates rotation of the demi-discs (110). An actuator is associated with each disc assembly (104, 104?) for bringing the disc assemblies (104, 104?) into and out of contact with the product profile (120). A method is also provided for assembling tire components for the manufacture of tires.

Abstract: To improve durability by preventing breakage of each roller piece for a long time. It is a pressure roller for pressing a surface of a tire member made from an unvulcanized rubber member. The pressure roller has a support shaft and a plurality of elastically deformable roller pieces supported by the support shaft and arranged in the axial direction of the support shaft. Each roller piece has a pressing surface for contacting with the surface of the tire member. Each roller piece is independently rotatably supported by the support shaft.

Abstract: A method for making rubber portions comprising tyre metallic reinforcing plies. This method comprises an incorporation step wherein metallic cords which constitute the plies are arranged between two skim layers and a treatment step for the metallic cords, that precedes the incorporation step and wherein the metallic cords are wetted with a diene elastomeric polymer with a viscosity of between 3 and 10 Pa·s at room temperature.

Abstract: The disclosure relates to a downholding press for producing a semi-finished product from sheet-metal material having thickness-reduced regions, wherein the semi-finished product after forming has regions with mutually dissimilar wall thicknesses and the downholding press has an upper tool and a lower tool as well as a downholding element, and a convexity on the sheet-metal material is generated between the upper tool and the lower tool such that the sheet-metal material is reduced in thickness in regions by elongation, wherein a blocking cam is configured on the downholding element in such a manner that a follow-on of the sheet-metal material is impeded.

Abstract: An automatic heat-insulating material replacement device includes a heat-insulating material replacement rack and a cutter. The replacement rack is rotatably connected to a supporting frame and is pivotally provided with a first and a second reel, which are wound with a first and a second heat-insulating material respectively. The first heat-insulating material has one end to be transported and coated to a substrate. When the first heat-insulating material is almost used up, the replacement rack is rotated to bond the second heat-insulating material to the first heat-insulating material adhesively, allowing the latter to be driven by the former and to be coated to the corresponding substrate. The cutter severs the first heat-insulating material at a position between the opposite end of the first heat-insulating material and the adhesively bonded area of the two heat-insulating materials so that the remaining first heat-insulating material on the first reel can be replaced.