Abstract: The invention describes a blown foil system for producing a foil web with at least one extruder for providing a melt-like plastic, a blowing head with a circumferential die gap, with which the melt-like plastic can be transformed into a foil bubble emerging from the die gap, with at least one liquid cooling device for cooling the foil bubble, wherein a liquid can be supplied to the outer periphery and/or to the inner periphery of the foil bubble by means of the liquid cooling device, with a flat laying device by means of which the foil bubble can be formed into a double-layer foil web, wherein the two layers are in contact at least partially and in particular substantially over the full surface, and with at least one stretch unit for stretching the foil web in the longitudinal direction.

Abstract: A method of manufacturing a blown film (F) comprising extruding it through a die (D), flattening the film with a folding angle that varies, measuring a transverse profile of a characteristic property of the blown film, which property is summed over two juxtaposed portions of a wall of the flattened film, and estimating a polar profile on the basis of said transverse profile, the method further comprising determining polar positions of the periphery of the flattened blown film that correspond to a transverse position of the film, determining discretized angle values flanking each of the polar positions, and, on the basis of said discretized angle values, computing interpolation coefficients that associate the polar profile of the film with a discretized polar profile of the film, and, based on said interpolation coefficients, updating the estimation of the discretized polar profile of the film by applying a Kalman filter.

Abstract: The invention relates to a method for manufacturing a finished part comprising: a step of placing a trimmed finishing shell inside a heated mold chosen from a first mold referred to as a female mold and a second mold referred to as a male mold in the form of a punch, a step of heating a structural part made of a composite material up to its melting point, a step of placing the structural part on the finishing shell, a step of shaping the structural part against the finishing shell by means of the male mold in the form of a punch cooperating with the female mold, such that the finishing shell is fixed to the structural part that was shaped to obtain the finished part.

Abstract: The invention generally relates to shape memory films that are tri-functionally crosslinked and that comprise multiple, non-terminal, phenylethynyl moieties. In addition, the present invention relates methods of fabricating such films. Due to the improved properties of such SMPs, the SMP designer can program in to the SMP thermomechanical property enhancements that make the SMP suitable, among other things, for advanced sensors, high temperature actuators, responder matrix materials and heat responsive packaging.

Abstract: The invention generally relates to shape memory films that are tri-functionally crosslinked and that comprise multiple, non-terminal, phenylethynyl moieties. In addition, the present invention relates methods of fabricating such films. Due to the improved properties of such SMPS, the SMP designer can program in to the SMP mechanical property enhancements that make the SMP suitable, among other things, for advanced sensors, high temperature actuators, responder matrix materials and heat responsive packaging.

Abstract: In a method for manufacturing a high-pressure tank, a fiber bundle impregnated with a thermosetting resin base material is wound around an outer surface of a liner in a state where tension is applied to the fiber bundle in a filament winding step. The filament winding step includes a pressure-bonding step and a cutting step. In the pressure-bonding step, a terminal end portion which is a winding end of the fiber bundle is thermocompression-bonded to an outer peripheral portion of the fiber bundle wound around the liner. In the cutting step, a surplus portion of the fiber bundle is cut by a cutting tool.

Abstract: A method of manufacturing an armour layer of a flexible pipe for transporting fluid from a subsea location and apparatus are provided. The method comprises winding a first length of composite tape to form a first section of the armour layer and positioning an end region of the first length of composite tape over an end region of a second length of composite tape to form an overlapping tape section. Heat and pressure is applied to the overlapping tape section to form a joined overlapping tape section in which the first length of tape is joined to the second length of tape such that the joined overlapping tape section has a lap shear strength of at least 11 MPa. The joined overlapping tape section and the second length of composite tape are wound to form a second section of the armour layer.

Abstract: The present disclosure provides a filament winding device, which includes a helical winding device, a circumferential winding device, and a fixing device, a workpiece is clamped through the fixing device that drives the workpiece to rotate radially and move axially, the workpiece is performed helical winding through the helical winding device, and the workpiece is performed circumferential winding through the circumferential winding device.

Abstract: The present disclosure provides a high-efficiency filament helical winding device, which includes a frame body and a plurality of multi-filar guides. The frame body is provided with a through-hole, the plurality of multi-filar guides distributed in a circumference along a center of the through-hole are rotationally connected to the frame body and filament is extended out from each multi-filar guide in the plurality of multi-filar guides, and the frame body is provided with a first driving mechanism that drives each multi-filar guide to rotate.

Abstract: The present disclosure provides a multi-filament helical winding device. The device includes a frame, a multi-filar guide radial telescopic portion, a multi-filar guide rotation portion. The multi-filar guide radial telescopic portion and the multi-filar guide rotation portion are arranged on the frame, and the multi-filar guide radial telescopic portion is connected to the multi-filar guide rotation portion. A count of the multi-filar guide radial telescopic portion is the same as a count of the multi-filar guide rotation portion, and the multi-filar guide radial telescopic portion corresponds to the multi-filar guide rotation portion one by one. The multi-filar guide radial telescopic portion includes a first telescopic mechanism or a second telescopic mechanism. The multi-filar guide rotation portion includes a first rotation mechanism or a second rotation mechanism.

Abstract: A robot has a body, a hydraulic control system physically coupled to the body, and a hydraulically-actuated component physically coupled to the body. The hydraulically-actuated component is hydraulically coupled to the hydraulic control system by a hydraulic hose. The hydraulic hose has a length, at least a portion of which extends from a first end to a second end, and a diameter, wherein the diameter of the hydraulic hose at both the first end and the second end is a first diameter, and wherein the at least a portion of the length includes a tapered section in which the diameter of the hydraulic hose decreases, continuously and monotonically, to a second diameter, the second diameter being less than the first diameter. The body includes a restricted region through which the hydraulic hose passes in traversing a path between the hydraulic control system and the hydraulically-actuated component.

Abstract: In order to provide an imprint device and the like that can efficiently maintain a concentration of a gas when imprinting is sequentially performed, the imprint device includes: a mold holding unit configured to a mold; a substrate holding unit configured to holding a substrate; a gas supply unit configured to supply a gas to an imprint space between the mold and the substrate; and a control unit configured to control the gas supply unit and an imprinting operation, wherein the control unit is configured to sequentially perform imprinting on a plurality of imprint regions of the substrate, and the control unit is configured to, when a moving direction of the substrate between the imprint regions is changed from a first direction to a second direction, supply a gas to the imprint space in the first direction and the second direction using the gas supply unit during the imprinting operation on the imprint region before the change in the moving direction.

Abstract: An insulation sheet forming apparatus that forms an insulation sheet having one or more bent regions includes an unwinding module; a preforming module configured to form a preforming region on the insulation sheet supplied from the unwinding module; and a bending module configured to form the bent region on the insulation sheet by bending the insulation sheet supplied from the preforming module, in which the preforming module has a width which is adjustable in a width direction that intersects a movement direction of the insulation sheet.

Abstract: Techniques herein include methods of patterning a substrate using surface energy differences found in some fluorinated polymers or polymers with long chain alkyl functionality that promotes surface or top layer segregation in a bilayer polymer system to facilitate overburden removal when the polymer mixture is deposited over a relief pattern. The method allows for fast removal of the overburden to expose the anti-spacer region which, after acid diffusion and subsequent deprotection, is also soluble in a developer. Incorporating the highly developer-soluble polymer at the top of the top layer removes the need for the remaining polymer to have a specific dissolution rate in developer.

Abstract: An overlay applicator tray including a cradle including a device slot. The device slot is configured to securely hold an electronic device in the cradle. The overlay applicator tray also can include an overlay applicator. The overlay applicator can include an overlay layer and an adhesive release liner. The overlay layer can include a top side and a bottom side. The bottom side is configured to be adhered to a screen of the electronic device. The adhesive release liner is removably attached to the bottom side of the overlay layer. The overlay applicator tray additionally can include an alignment piece coupling the cradle to the overlay applicator. The alignment piece aligns the overlay layer of the overlay applicator with the screen as the overlay layer is applied to the screen when the electronic device is securely held in the device slot. The overlay applicator tray further can include a first pull tab on the adhesive release liner.

Abstract: A post-exposure unit for post-exposure of a body manufactured using an additive manufacturing method from a substance curable by radiation, the post-exposure unit comprising at least one radiation source configured for post-exposure, the post-exposure unit including at least one radiation sensor, the radiation sensor being adapted to capture radiation emitted by the radiation source. The post-exposure unit has a receiving space for receiving a body to be post-exposed. The radiation sensor is adapted to capture radiation emitted by the radiation source and traverses at least a part of the receiving space at least once.

Abstract: According to an example aspect of the present invention, there is provided means for maximizing the amount of cellulose content in 3D-printable bio-based thermoplastic materials and increasing temperature resistance compared to the existing bio-based thermoplastic materials used in additive manufacturing.

Abstract: A 3D screen-printing apparatus for producing a shaped article includes: a printing table; a printing screen with a printing mask having a layer geometry for producing the shaped article layer by layer; an application unit to apply a printing material to the printing screen and to work it into the printing masks to produce a shaped-article layer; and a first positioning unit configured to increase the distance between the printing table and the printing screen by way of a first relative movement after the production of each shaped-article layer. The printing screen has printing masks, and the 3D screen-printing apparatus has a second positioning unit configured to perform a second relative movement between the printing table and the printing screen so different printing masks of the one printing screen can be positioned one after the other at a shaped-article position where an individual shaped article is to be built.

Abstract: Arrangement and method for generating a layer of a particulate building material in a 3D printer in which a quantity of applied material is increased while keeping the quality constant and forces acting on the construction site during application, smoothing and compacting of the particulate building material is reduced. The arrangement includes: a first assembly having a device for applying the particulate building material to a construction site moveable thereover; a second assembly spatially separate from the first assembly and which has a device for smoothing the applied particulate building material. In terms of the method: in a first step, applying the particulate building material to the construction site with the arrangement above and movable over the construction site; and in a second step, following in time and independent of the first step, smoothing the applied particulate building material, the first and second steps performed in a single movement.

Abstract: A semi-crystalline blended polymer useful for additive manufacturing is comprised of an amorphous thermoplastic polymer and a thermoplastic semi-crystalline polymer, each of the polymers being essentially miscible in the other and being blended at a weight ratio of amorphous polymer/semi-crystalline polymer of greater that 1 to about 20. The semi-crystalline blended polymer displays a DSC melt peak enthalpy of at least about 3 joules/g. The semi-crystalline polymer may be made by blending the aforementioned polymers at the weight ratio and subject to heating between the melt temperature of the semi-crystalline polymer and the glass transition temperature of the amorphous polymer. The semi-crystalline blended polymer may revert to essentially an amorphous polymer when additive manufactured by fusing layers of said polymer powders together.

Abstract: The present disclosure is drawn to 3-dimensional printed parts that can include a conductive composite portion and an insulating portion. The conductive composite portion can include a matrix of fused thermoplastic polymer particles interlocked with a matrix of sintered elemental transition metal particles. The insulating portion can include a matrix of fused thermoplastic polymer particles that are continuous with the matrix of fused thermoplastic polymer particles in the conductive composite portion. The insulating portion can be substantially free of sintered elemental transition metal particles and can include transition metal oxide bronze particles.

Abstract: Apparatus (1) for manufacturing a three-dimensional object from a powder, the apparatus (1) comprising: a build bed (201) having a build area (190), wherein successive layers of said three-dimensional object are formed in the build bed (201); a powder distribution sled (300) operable to distribute a layer of powder within the build area (190), the powder distribution sled (300) being driveable in a first direction along a first axis, across the build area (190), and driveable in a second direction, opposite to the first direction, along the first axis; and a print sled (350) operable to deposit a pattern of fluid onto the layer of powder within the build area (190) to define the cross section of said object in said layer, the print sled (350) being driveable in the first direction along a second axis across the build area, and driveable in the second direction along the second axis; wherein the first axis is parallel to, or coaxial with, the second axis; wherein the print sled (350) comprises one or more drop

Abstract: An apparatus and method to magnetically align fibers in a base additive material during an additive manufacturing process for material property enhancing purposes or to facilitate joining of multiple types of materials during the additive process to form an integrated part. The magnetically alignable fibers are positioned through the application of a controlled, multi-axis positioning magnetic field during the additive-material layer deposition phase. This allows the fibers to be embedded within the base additive-material in any three-dimensional desired orientation, and the orientation to be varied from layer to layer, to permit directional enhancement of material properties, dependent on the nature of the fiber materials themselves.

Abstract: A device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signaling. According to the invention, the material application device is coupled to an input interface for signaling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device.

Abstract: An additive manufacturing device is provided and includes a printing material source, a printing head and a temperature control system. The printing material source is configured to contain a supply of printing material. The printing head is receptive of the printing material from the printing material source and is configured to print an object with the printing material. The temperature control system is coupled to the printing head and is configured to adjust a temperature of the printing material during printing to cause state changes of the printing material resulting in the printing material being one of soluble and insoluble in a solvent.

Abstract: A device (1) is for processing a body (4) manufactured by an additive manufacturing method from a liquid substance curable by radiation. The device (1) includes a holder (3) for a build platform (2). The device (1) also includes a separating device (5) for separating a body (4) arranged on a build platform (2) held by the holder (3) from the build platform (2), and a method and use employ the device.

Abstract: The invention relates to an FFF printing system (100), the FFF printing system comprising a print head (105), a feeder (91;126) arranged to feed a filament (4) into the print head (105), and a container (801) for storing the filament on one or more filament spools (88). The system also comprises a prefeeder (81) arranged to feed the filament from the spools to the feeder (91;126), and a first flexible tube (D01;102;121) for guiding the filament (4). A filament path length measuring device (1) is arranged to detect a misalignment between the feeder and the prefeeder. Measurement signals are sent to a processing system to correct any misalignment.

Abstract: Provided is a system, method, and computer program product for generating a three-dimensional (3D) printable file of a complete object by re-assembling pieces of a broken object using generative adversarial network techniques. A processor may generate a 3D scan of each piece of a plurality of pieces of a broken object. The processor may assemble the 3D scan of each piece of the plurality of pieces to generate a re-assembled object, where the re-assembled object includes one or more gaps. The processor may fill the one or more gaps in the re-assembled object to create a complete object. The processor may generate a 3D printable file of the complete object.

Abstract: The invention relates to an arrangement for the layer-by-layer formation of mouldings from a particulate material, comprising at least one process unit which can be guided to and installed in the arrangement, preferably automatically, and which comprises a printing unit and a coating system with a dynamic filling system; or/and a receiving device for a building container; a preferably automatic feeder for the building container; and an adjustment device for offline preparation of the process unit.

Abstract: In one example in accordance with the present disclosure, a system is described. The system includes a fracture channel controller to determine fracture channels for a three-dimensional (3D) printed object. Portions of the 3D printed object along fracture channels are to be solidified to a lesser degree as compared to non-channel portions of the 3D printed object. The system also includes an additive manufacturing controller to control an additive manufacturing device. The additive manufacturing controller controls the additive manufacturing device to 1) solidify portions of a layer of powdered build material to form a slice of the 3D printed object and 2) selectively solidify fracture channels in the slice, wherein the fracture channels are solidified to a lesser degree as compared to non-channel portions.

Abstract: This disclosure describes various methods and apparatus for characterizing an additive manufacturing process. A method for characterizing the additive manufacturing process can include generating scans of an energy source across a build plane; measuring an amount of energy radiated from the build plane during each of the scans using an optical sensor; determining an area of the build plane traversed during the scans; determining a thermal energy density for the area of the build plane traversed by the scans based upon the amount of energy radiated and the area of the build plane traversed by the scans; mapping the thermal energy density to one or more location of the build plane; determining that the thermal energy density is characterized by a density outside a range of density values; and thereafter, adjusting subsequent scans of the energy source across or proximate the one or more locations of the build plane.

Abstract: A method of forming a three-dimensional object (e.g. comprised of polyurethane, polyurea, or copolymer thereof) is carried out by: (a) providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween; (b) filling the build region with a polymerizable liquid, the polymerizable liquid comprising a mixture of: (i) a light polymerizable liquid first component, and (ii) a second solidifiable component that is different from the first component; (c) irradiating the build region with light through the optically transparent member to form a solid blocked polymer scaffold and advancing the carrier away from the build surface to form a three-dimensional intermediate having the same shape as, or a shape to be imparted to, the three-dimensional object, with the intermediate containing the second solidifiable component; and then (d) contacting the three-dimensional intermediate to water to form the three-dimensional object.

Abstract: Disclosed herein are at least partially water soluble compositions for use in 3D printing. The compositions comprise a mixture of polymeric materials that can be printed using existing 3D printing devices to form a support scaffold for overhanging parts of a 3D object to be printed. The 3D object can be printed such that at least a portion of the 3D object is printed onto the support scaffold. After printing, the support scaffold can be removed from the 3D object by treatment with water, such as by immersion in water. The compositions can comprise a mixture of one or more water soluble polymers and one or more water insoluble polymers.

Abstract: A connector body having a first end portion defining a first end face of the body and an opposite second end portion defining a second end face of the body, the first end portion including a first peripheral groove with a first sealing ring, and the second end portion including a second peripheral groove with a second sealing ring, an intermediate portion of the—body defining a peripheral surface extending between the first sealing ring and the second sealing ring, the peripheral surface to be covered by the retaining glue for bonding the body to the tube, a glue flow passage at the first end portion extending transversally to the first sealing ring, and a glue injection channel extending from the first end portion towards the second end portion and including a glue injection port in the first end portion and a glue ejection port at the peripheral surface.

Abstract: The invention relates to a system for producing a sealed connection of a press connector to a workpiece, in particular to a pipe, preferably to a plastic pipe, with a pressing tool for pressing a press connector and with a pressure tool for driving the pressing tool. The pressure tool is arranged to output a hydraulic pressure at a pressure generation point The pressing tool is arranged to receive a hydraulic pressure at a pressing location and to press a press connector accordingly. The pressure tool and the pressing tool are connected via a hydraulic pressure transmission connection, the pressure generation location and the pressing location being remote from each other. A corresponding method for producing a tight connection of a press connector to a workpiece, in particular to a pipe made of a flexible material, preferably a plastic pipe, as well as a press force translator and a press tool are also described.

Abstract: An assembly is provided for induction welding. This induction welding assembly includes a fixture. The fixture includes a first support structure and a second support structure. The second support structure includes a frame and a plurality of trunks. Each of the trunks is connected to and repositionable on the frame. The fixture is configured to secure a workpiece vertically between the first support structure and the second support structure using the trunks during induction welding of the workpiece.

Abstract: Disclosed herein are methods for fabricating a composite structure by forming, via additive manufacturing, a solid-phase component; positioning the solid-phase component and a reinforcement into a mold cavity; and consolidating, in the mold cavity, the solid-phase component, the reinforcement, and a liquid-phase component to form the composite structure.

Abstract: An example method of forming a composite structure includes applying a laminated charge onto an expandable pallet, moving the expandable pallet in a linear motion relative to a plurality of rollers, and progressively urging the laminated charge into a continuously expanding recess defined by the expandable pallet using the plurality of rollers. The plurality of rollers are oriented in a serial configuration so as to shape the laminated charge into at least part of a shape of the composite structure.

Abstract: A pulforming system for forming a three-dimensional article includes a plurality of fibers, a resin injection system, resin, a preform die, a movable first pulling sled, a movable second pulling sled and a cutting station. The first and second pulling sleds form the fibers and resin into an article using a sequential, continual movement process of back-and-forth translational motion in unison to form an article that is three-dimensional in one or more of a longitudinal or transverse direction.

Abstract: Disclosed herein are a repair apparatus, system, and method for a composite sandwich structure. The repair is suited for reinforcing a sandwich panel having a first sheet and a second sheet opposite the first sheet. A core is interposed between and coupled to the first sheet and the second sheet. The repair uses a potting compound packed into an abnormality of the core and located on the outer surface of the first sheet. A patch is coupled to the outer surface of the first sheet over the abnormality of the core and cured. The cured potting compound is interposed between and bonded to the patch and the abnormality of the core and bonded to the patch and the outer surface of the first sheet to form a structural reinforcement.

Abstract: Disclosed herein are a repair apparatus, system, and method for structurally reinforcing an abnormal composite structural member. The repair is suited for reinforcing a cured composite structure that defines a strength tolerance and has an abnormality that reduces the structural strength relative to the strength tolerance of the cured composite. The structural reinforcement repairs the abnormality in the cured composite and provides the repair strength so that the repaired composite has a structural strength that meets or exceeds the strength tolerance. The structural reinforcement has a composite patch that is coupled to the cured composite over the abnormality and is covered by pressure-sensitive tape.

Abstract: The invention relates to a device (1) for transporting compressed air and/or sealant into a pneumatic vehicle tire, comprising at least one gas connection (3) for connecting to at least one compressed-air source (24), at least one sealant connection. (2) for connecting to at least one sealant container (6), at least two channels, wherein a first channel is a sealant transport.

Abstract: A plant for building tyres for vehicle wheels includes a gripping ring arranged in a fixed reference position. A first stage building line defines a closed first-stage path for the movement of a plurality of building drums and an open first-stage path for building and moving carcass sleeves being processed. A second stage building line defines a closed second-stage path for the movement of a plurality of auxiliary drums and an open second-stage path for building and moving a plurality of outer sleeves being processed. The open second-stage path and the open first-stage path terminate at the gripping ring configured for carrying out a radially outer contrast function during the shaping of a first carcass sleeve being processed and the assembly thereof with a first outer sleeve being processed.

Abstract: A device and a method for handling tires, as well as a tire curing press including a device of this type. The device for handling tires includes a fork which can be moved under a vulcanized tire in a tire curing press, such that the tire can be taken up by the fork and unloaded from the vulcanization chamber of the tire curing press.

Abstract: A method of forming a sole structure for an article of footwear. The method includes providing a midsole element formed of a first polymeric material. The method also includes depositing an outsole material including an uncured second polymeric material upon an exterior surface of the midsole element and molding the midsole element and the outsole material to impart an outsole profile to the outsole material and curing the outsole material on the exterior surface of the midsole element.

Abstract: The invention relates to a method for mounting segments on and dismounting segments from a roller shaft. These segments are braced on the roller shaft via at least one bracing element in a receptacle provided for this purpose and are thus frictionally and form-fittingly connected in their position.

Abstract: A mallet hammer tipping-detipping apparatus may include a press weldment. The press weldment may include a press base and a press neck extending from a surface of the press base. The mallet hammer tipping-detipping apparatus may include a press adapter coupled to the press neck. The press adapter may include a central recess such that a mallet hammer head may interface with the press adapter. The mallet hammer tipping-detipping apparatus may include a tip holder coupled to the base of the press weldment such that the press adapter is positioned above the tip holder. The tip holder may include a seating section in which the mallet hammer head may be positioned.

Abstract: Discussed is a pressing apparatus for pressing a plurality of battery cells, the pressing apparatus including a pressing jig including a support plate, and a plurality of pressing rods respectively disposed on a first side of the support plate and located to respectively face the plurality of battery cells, the plurality of pressing rods being configured to respectively press the plurality of battery cells and to adjust to sonic of the plurality of battery cells that are not level during pressing; and a transfer unit disposed on a second side of the support plate and having a transfer jig configured to transfer the support plate towards the plurality of battery cells.

Abstract: A magazine for packs of blanks includes a vertical channel configured for inserting and extracting packs of blanks, a succession of groups of supporting parts movable between a retracted position to allow the packs of blanks to move along the channel towards a portion under the supporting part, and an at least partly extracted position, in which the supporting part intercepts a pack of blanks moving down the channel and provides a steady support for the pack of blanks, and transmission means configured to automatically move each supporting part from the retracted position to the at least partly extracted position when the supporting part immediately below it intercepts a respective pack of blanks, thereby defining the steady support.

Abstract: A razer includes a main body, formed by folding a sheet material. The main body includes two holding portions for the user to hold thereon. One end of the main body includes a blade securement portion and is formed of an opening hole. In addition, a blade is attached to the blade securement portion and is partially exposed out of the opening hole. Before folding, the sheet material is a single flat sheet, and after folding, it can be folded into a three-dimensional razor for use.