Abstract: An imprint apparatus forms a pattern by curing a radical polymerizable imprint material by irradiating the imprint material with light in a state in which a mold is brought into contact with the imprint material. The apparatus includes an irradiator configured to irradiate the imprint material with light, and a controller configured to control the irradiator. Letting Ic be an illuminance of the light with which the imprint material is irradiated, tc be a time during which the imprint material is irradiated with the light, k be a coefficient, and PD be a target degree of photopolymerization of the imprint material subjected to irradiation with the light, the controller determines the irradiation time in accordance with: PD=k×(?Ic)×tc.

Abstract: A bead immobilization method including receiving at least one bead in at least one well in a casting surface, and casting a casting material over the casting surface to form a reverse casting in which the at least one bead is cast onto at least one post upstanding from a surface of the reverse casting.

Abstract: A system and method for manufacturing a part in a mold having a mold cavity including a printhead for depositing a first material within the mold cavity, and an injection head for depositing a second material within the mold cavity. A part can be made in the mold cavity by the cooperative use of both injection molding and additive manufacturing steps.

Abstract: A process of making a wear-resistant actuating lever is disclosed. The wear-resistant actuating lever includes a lever body made of metal and an integrally molded cover layer made of a polytetrafluoroethylene-based material. The lever body includes a head segment having an upper major surface, a cam-forming surface, a through hole, and at least one upper concavity formed in the upper major surface. The integrally molded cover layer covers on the head segment and is molded thereon using plastic injection molding, and includes an upper portion covering an upper major surface, a cam portion covering a cam-forming surface, and an upper protuberance portion in the upper concavity.

Abstract: A method of coating a field joint, pipe sections for forming a coated field joint, and a coated field joint formed thereby. First and second angular cut backs are provided in the parent coating of each pipe section. The first angular cut back is at an angle of about 30°±5° relative to the longitudinal axis of the field joint, and the second angular cut back is positioned further from the field joint than the first angular cut back. The first and second angular cut backs result in the parent coating having a stepped profile, a step in the stepped profile between the first and second angular cut backs, the is substantially parallel to the longitudinal axis of the field joint and is free of indentations. The field joint coating is injection moulded to have an upstand that is less than or equal to about 5 mm.

Abstract: An injection mold and a device for preparation of a light guide plate are provided by embodiments of the present disclosure. An injection mold, comprising a male mold and a female mold which cooperate with each other to define collectively a molding cavity adapted for molding a sheet component therein; a blowing device is provided in the male mold and configured to blow out gas with a predetermined pressure towards a bottom surface of the sheet component molded in the molding cavity to overcome at least partially a vacuum adsorption force between the bottom surface of the sheet component and an internal bottom surface of the molding cavity such that the sheet component is separated from the male mold. Therefore, the sheet component can be demoulded successfully and prevented from a relatively large warping deformation during a demoulding process such that the quality thereof can be guaranteed.

Abstract: The present invention provides a molding machine that can easily detect viscosity of resin in a cylinder without advance preparations. An injection molding machine (10) includes an ultrasonic viscosity sensor (20), and the ultrasonic viscosity sensor (20) includes an ultrasonic vibration portion in contact with resin filled in a cylinder (12).

Abstract: Gas-permeable barrier films include a polyolefin and an inorganic filler dispersed in the polyolefin. Methods for forming polymeric films and articles of manufacture prepared therefrom are described.

Abstract: The invention describes a method for the production and further processing of a film tube (6), in which method a plastic melt is transferred into a cylindrical melt by means of an extrusion die (4), the melt flow is drawn out through an annular gap (5) associated with the extrusion die (4) in order to form the film tube (6), and at least one temperature-controlled volume flow comprising at least one fluid is conducted by means of a temperature control device (8) onto the outer periphery of the film tube (6), wherein the temperature control device (8) is divided into peripheral segments, wherein a volume flow of different magnitude and/or different temperature is produced by means of each peripheral segment such that the temperature control of the film tube (6) differs over the periphery of the film tube, and wherein the film tube (6) is flattened by means of a flattening device (9), the flattening device (9) being rotated in relation to the extrusion die (4).

Abstract: A thermoregulation system of rotating metal cylinders in plants for the extrusion and conversion/transformation of plastic films includes heating elements applied to each rotating cylinder, wherein the heating elements are infrared heating elements, and wherein the rotating cylinder includes a metal tube rotating around a fixed shaft, which is rigidly connected to two side plates.

Abstract: An injection device for injecting a pressurized liquid into the preform. The injection device includes a piston device having a piston body with a piston head arranged to reciprocate therein. The piston head cooperates with a sealing portion of the piston body to fluidicly isolate an inner chamber of the piston device. The piston body being in fluidic communication with a liquid source for admitting liquid into the inner chamber. The piston body including at least two outlet ducts for delivering pressurized liquid to the injection head. Each outlet duct opening defining an outlet port in a wall of the inner chamber. Each outlet port being centered on an outlet port center, wherein all the outlet port centers extend in the same radial planes of the inner chamber, are at the same distance from the piston axis and are arranged angularly in a regular manner around the piston axis.

Abstract: Disclosed is a mold for the manufacture, from a blank, of a container having a body and a base provided with a peripheral seat. The mold includes: a wall bearing the impression of the body of the container and provided with an opening; a mold base which is movable relative to the wall between an extended position and a retracted position; the mold base having a peripheral surface which corresponds to a join between the seat and the base of the container and terminates in an edge which is raised with respect to the seat surface. In the extended position of the mold base, the edge extends vertically perpendicular to the opening and, in the retracted position of the mold base, the edge extends near the opening.

Abstract: Blow molded plastic components are disclosed having integrally formed brackets, formed together with the component in the molding step. A method of blow molding is disclosed for integrally forming brackets onto a blow molded component. More specifically, the disclosures relates to a blow molded plastic component having a bracket formed integrally in the blow molding process and configured to rotate onto and lockably engage undercut features or lugs formed integrally on the outer surface of the blow molded component, all features formed during the molding process.

Abstract: Three-dimensional decorative articles are produced from blanks of heat-shrinkable plastic sheet material, using a mold base having an outer surface with a recess over which a blank is placed, and a convex mold insert that moves into the recess by gravity as the blank softens and cooperates with the interior wall of the recess to shape the sheet material into a three-dimensional decorative article. A guide peg extends outward from the bottom of the recess past the outer surface of the mold base and extends through a hole formed in the blank, and through a guide hole in the mold insert to support the mold insert before heating and to guide the mold insert as it moves into the recess of the mold base.

Abstract: A method and apparatus for forming pouches and/or bags is disclosed. A seal and/or insert is crushed using a multiphase sealer or crusher.

Abstract: An ultrasonic machine tool comprises a stand that can be attached to a base plate. The machine furthermore has a vibration generator by means of which a working member can be driven, wherein the vibration generator is borne by a slide displaceably guided in the longitudinal direction of the stand. The slide is in turn borne by a linear drive attached to the stand. The vibration generator is located in the alignment of the adjustment path of the linear drive.

Abstract: Advanced ultrasonic welding components of Applicant's U.S. Pat. No. 8,376,016 are readily incorporated into new form-fill-seal machines, but owners of existing machines utilizing heat-seal stations were unsuccessful at swapping the sealing packages. Retrofit kits to a replace heat sealing stations with an advanced ultrasonic sonotrode and anvil comprise: a housing; a linear rail fixed thereto; first and second bearing carriages being slidable upon the rail; and first and second fluidic muscles. Each of the fluidic muscles is mounted with a first end fixed to a respective housing wall, and a second end fixed to a respective bearing carriage, permitting actuation of each carriage through pressurization/depressurization of the muscles. The advanced anvil and sonotrode may be secured to respective carriages.

Abstract: A method for assembling a box structure includes elementary parts assembled along an understructure of stiffeners and skins. The understructure and skins are made of composite material with a polymer matrix. The method includes sizing the box structure for the loads to which it is subjected and for a glued assembly. A map of the loads on the structure is obtained and a first load limit is defined depending on the probability of the structure being damaged. The understructure and the skins are assembled by gluing them. An additional layer is applied that covers the assembled elementary parts to areas of the assembled box structure where the first load limit is reached.

Abstract: Provided is a process for producing an automotive glass with a member in a highly efficient and space-saving manner.

Abstract: A weld stop element may be used in a hot plate welding process for bonding first and second plastic components. The weld stop element includes a weld stop post positioned between ribs of one or both of the components. The weld stop post is sized such that the weld stop post is not accessible by a heating element during a heating phase of the hot plate welding process. The weld stop post defines a stop position for when the first and second plastic components are pressed together after the heating phase.

Abstract: A ribbon liquefier comprising an outer liquefier portion configured to receive thermal energy from a heat transfer component, and a channel at least partially defined by the outer liquefier portion, where the channel has dimensions that are configured to receive the ribbon filament, and where the ribbon liquefier is configured to melt the ribbon filament received in the channel to at least an extrudable state with the received thermal energy to provide a melt flow. The dimensions of the channel are further configured to conform the melt flow from an axially-asymmetric flow to a substantially axially-symmetric flow in an extrusion tip connected to the ribbon liquefier.

Abstract: The present disclosure provides various aspects for mobile and automated processing utilizing additive manufacturing and the methods for their utilization and for making material dispensing element arrays for use of the additive manufacturing device.

Abstract: A multi-step method of making a mammalian subcutaneous medical implant or non-implant for releasing self-contained drugs on a controlled basis over at least a 3 day period includes depositing at least portions of one or more individual layers of the implant by at least one computer controlled 3-D printer. The 3-D printing method may be accomplished via an array of 3-D nozzles that deposit materials (such as plastics, thermoplastics, coating materials, drug-containing matrix materials, non-drug containing matrix materials, bonding materials, biodegradable materials and/or the like) in very small, precise portions. The materials may be deposited in liquid, powder, sheet or other forms. Non-implant forms may also be provided by the techniques disclosed herein.

Abstract: A 3D printing system comprises: a digital micro-mirror device (DMD) mobile device (1); a light source (3), fixed on said DMD mobile device (1) for emitting ultraviolet light, blue light or visible light; multiple DMDs (2) carried on the DMD mobile device (1) for receiving the ultraviolet light, blue light or visible light emitted by the light source (3) and generating 3D object section light; a lens (4) for receiving the 3D object section light reflected by the DMDs (2) and refracting and amplifying the 3D object section light; a material box (5) for containing and providing printing materials; a workbench (6), wherein the 3D object section light refracted by the lens irradiates the printing materials provided by the material box (5) to solidify the printing materials into a 3D object carried on the workbench (6); and a lifting device (7) for lifting the workbench (6).

Abstract: An optical shaping apparatus includes: a light source unit that outputs collimated light; an optical function unit that is disposed on an optical path of the collimated light and modulates the optical path or a phase of the collimated light; and a control unit that controls operation of the optical function unit, to irradiate a target surface with modulated light produced in the optical function unit.

Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize powder removal ports in the process of building objects, as well as novel support structures including powder removal ports to be used within these AM processes. The objects include walls defining regions of unfused powder. The powder removal ports include at least one tube aligned with an opening in the walls to allow removal of the powder. The methods include removing unfused powder from the enclosed space via the at least one tube.

Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize breakable structures in the process of building objects, as well as novel breakable support structures to be used within these AM processes. A support structure includes a weakened portion and the object includes an outlet. The method includes breaking the removable support structure at the weakened portion into at least two parts.

Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize support structure in the process of building objects that may be removed by rotating the support structure to a second orientation before removal, as well as novel support structures to be used within these AM processes. The support structures are fabricated in a first orientation and then rotated to the second orientation. The support structures are removed by passing through an outlet of the object.

Abstract: A shaping apparatus includes a storage section that stores in advance a first relationship between a temperature of a shaping material and a heating time at a time at which oxidation of the shaping material starts as the shaping material is heated; and a control section that estimates a timing at which the oxidation of a material layer starts, based on an acquisition result from a temperature acquisition section, a measurement result from a time measurement section, and the first relationship stored in the storage section when the material layer on a conveyance body is preheated by a preheating section, and reduces a front surface temperature of the material layer on the conveyance body before the oxidation of the material layer starts.

Abstract: A three dimensional printer which prints at using at least one composite material having an inherently abrasive filler or fiber material has a Mohs hardness greater than substantially 1, or a Knoop/Vickers hardness greater than substantially 300 kg/mm2, or a Rockwell C hardness at least C30, and where a nozzle tip may contact a top surface of a previously deposited line of material may have a nozzle body includes a material having a thermal conductivity at least 35 w/M-K to conduct heat to the nozzle, and a nozzle throat and/or nozzle tip each include a material having a Rockwell C hardness at least C40, to resist wear from sliding contact of the nozzle tip with the previously deposited lines of the material being printed or another previously deposited material, or from the material being printed as it is printed through the nozzle throat.

Abstract: The method comprises the following steps: (a) forming a powder layer (19) comprising at least one cosmetic powder; (b) supplying a photoactivatable material on at least a first region of the layer (19); (c) illuminating at least the first region of the layer (19) to activate the photoactivatable material; (d) forming an additional powder layer (19) comprising at least one cosmetic powder; (e) supplying a photoactivatable material on at least a second region of the additional layer (19); (f) illuminating at least the second region of the additional layer (19) to activate the photoactivatable material; (g) repeating steps (d) to (f) until the three-dimensional object is formed. The cosmetic composition comprised in the three-dimensional object or forming the three-dimensional object can be restored after the three-dimensional object is formed.

Abstract: The method comprises the following steps: (a) forming a plane powder layer (19) comprising at least one cosmetic powder; (b) applying a powder binding activator and binding the powder in at least a first region of the powder layer (19); (c) forming an additional plane powder layer (19) comprising at least one cosmetic powder, the additional layer (19) at least partially covering the previous layer (19); (d) applying a powder binding activator and binding the powder in at least a second region of the additional powder layer (19); (e) repeating steps (c) to (d) until the three-dimensional object is formed. The cosmetic composition comprised in the three-dimensional object or forming the three-dimensional object can be restored after the three-dimensional object is formed.

Abstract: A three-dimensional object may be generated. First and second agent distributors may be to respectively selectively deliver a binder agent and a coalescing agent onto portions of a layer of build material. A controller may be to control the first and second agent distributors to respectively selectively deliver the binder agent and the coalescing agent onto respective first and second portions of the layer in patterns derived from data representing a slice of the three-dimensional object to be generated. The first portion having the binder agent may be to bind and solidify into a binder matrix. When energy is applied to the layer the second portion having the second agent may be to coalesce and solidify.

Abstract: A computer program product for proactive heating-based crack preventing in three-dimensional printing is provided. The computer program product includes a computer readable storage medium having program instructions embodied therewith. The program instructions are readable and executable by a processing circuit to cause the processing circuit to read a three-dimensional model to be printed, determine if the read three-dimensional model has open-ended or closed-ended layers, for each closed-ended layer, calculate start and end heating times and amount of heat requirement for materials of the closed-end layers and control a heating of the closed-ended layers in accordance with the calculation during a laying down of each of the closed-ended layers.

Abstract: A computer-controlled additive manufacturing apparatus for fabricating an object. The apparatus includes a deposition head for selectively expelling first material therefrom, a reservoir containing a fluid-like second material, and a controller. At least one of the deposition head and at least a portion of the reservoir are movable, and the controller is configured to move at least one of the deposition head and the at least a portion of the reservoir relative to each other, and selectively operate the deposition head to expel the first material therefrom, responsive to computer instructions, thereby progressively depositing the first material in specific locations to fabricate the object having at least a portion thereof submerged in the second material.

Abstract: A 3D printer incorporating two angular axes as an inverted SCARA arm and a vertical, linear Z-axis, is described. A platter on which a 3D object is built is rotated around lambda axis and revolved around a lambda axis. Embodiments are described that: (i) are free of belts, pulleys, cables and other soft drive mechanisms; (ii) are free of any lead-screw compensating devices; (iii) are free of rectangular box frame; (iv) translate X-Y-Z voxel coordinates into an angular coordinate system, optionally in real-time; (v) optimize non-sinusoidal drive waveforms for stepping motors; (vi) deal with special cases at or near the lambda axis; (vii) measure and compensate for non-orthogonal platter skew. Both device and method embodiments are claimed.

Abstract: The present invention discloses a 3D printer, comprising a printing chamber, and the printing chamber comprises a printing assembly and a loading platform inside, and the printing assembly is located above the loading platform, and the printing assembly comprises a printing support and a printing head assembly and a curing lamp assembly connected on the printing support, and the printing support is moved along a printing direction, and in the printing direction, the printing head assembly is in front of the curing lamp assembly, and the printing head assembly comprises a main printing head of printing a model mainbody and a sub printing head of printing support material, and material of the model mainbody is photosensitive resin, and a printing temperature inside the printing chamber is lower than a solidification temperature of the support material, and the support material is solidified at the printing temperature.

Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize support surrounding structures in the process of building objects, as well as novel surrounding support structures to be used within these AM processes. The support structure surrounds at least a portion of the object with a continuous thickness of powder disposed between the support structure and the object, the continuous thickness of powder having a maximum thickness that does not exceed 10 mm.

Abstract: The present disclosure generally relates to methods for additive manufacturing (AM) that utilize connecting support structures in the process of building objects, as well as novel connecting support structures to be used within these AM processes. The connecting support structures include two fused connections to the object and an axial direction between the fused connections, a perimeter of fused material about the axial direction, and unfused powder or air completely surrounding the perimeter of fused material.

Abstract: The soluble material for three-dimensional modeling of the present invention is a soluble material for three-dimensional modeling that is used as a material of a support material that supports a three-dimensional object when manufacturing the three-dimensional object with a fused deposition modeling type 3D printer. The soluble material for three-dimensional modeling contains at least one polymer and at least one filler. In the soluble material for three-dimensional modeling, the filler is a fibrous filler having a fiber length of 0.02 ?m to 1,000 ?m and a fiber diameter of 0.0001 ?m to 20 ?m and/or a flat filler having a particle size of 0.1 ?m to 20 ?m and a thickness of 0.01 ?m to 10 ?m. The content of the filler is 0.01 part by mass to 200 parts by mass with respect to 100 parts by mass of the polymer.

Abstract: An additive manufacturing system for printing three-dimensional parts, the system comprising a heatable region, a receiving surface, a print head configured to print a three-dimensional part onto the receiving surface in a layer-by-layer manner along a printing axis, and a drive mechanism configured to index the receiving surface along the printing axis such that the receiving surface and at least a portion of the three-dimensional part out of the heated region.

Abstract: To produce a product from a fibrous non-woven which is formed from cross-linked fibers, at least one ambient condition of the fibrous non-woven is controlled during a recrystallization of a material comprised by the fibrous non-woven

Abstract: An in-situ melt processing method for forming a fiber thermoplastic resin composite overwrapped workpiece, such as a composite overwrapped pressure vessel. Carbon fiber, or other types of fiber, are combined with a thermoplastic resin system. The selected fiber tow and the resin are prepared for impregnation of the two by the resin. The resin is melted and the carbon fiber is impregnated with the melted resin under pressure at the filament winding machine delivery head, under pressure and the molten composite is maintained and is applied to the heated surface of a workpiece. The surface of the workpiece is heated to the melting point of the thermoplastic resin so that the molten composite more efficiently adheres to the heated surface of the workpiece and so that the layers of composite remain molten resulting in better adherence of the layers to one another.

Abstract: The disclosure is directed to a method of manufacturing a layered component. The method includes changing a working pressure in a bladder having a shape and containing a fluid and a plurality of jamming media to convert the bladder into a rigid state. The working pressure is different than an ambient pressure. One or more layers of precursor material are laid on the bladder while the bladder is in the rigid state. The one or more layers of precursor material are processed to form the layered component. The working pressure in the bladder is returned to the ambient pressure to return the bladder to a flaccid state. The bladder, while in the flaccid state, is removed from the layered component.

Abstract: A nonwoven trough and method of construction thereof are provided. The nonwoven trough includes at least one nonwoven wall formed from a mixture of bonded natural cellulosic fibers and thermoplastic fibers. The at least one nonwoven wall extends along a longitudinal axis and has a midsection and opposite end portions. The midsection has a base and a pair of walls extending upwardly from the base to provide the midsection with a generally U-shaped cross-section taken generally transversely to the longitudinal axis. At least one flange extends laterally from the at least one nonwoven wall, wherein the flange is configured for attachment to a vehicle member.

Abstract: A method of molding a thermosetting resin, in particular of the epoxy resin type, in which a first mold is filled with the resin while causing the temperature of the resin to vary in application of a first temperature program, without exceeding the Tg of the resin. After the first mold has been filled, the resin is put under pressure while causing the temperature of the resin to vary in application of a second temperature program, without exceeding Tg, and a drop in the pressure exerted by the resin on the mold is detected with the instant at which this pressure presents a break of slope being identified as the instant t1. A second mold is filled with the thermosetting resin in application of the first temperature program. After the second mold has been filled, the resin is put under pressure in application of the second temperature program until an instant t2 close to t1. As from t2, the temperature of the resin is increased to exceed Tg.

Abstract: A thermoset composite (10) and method for producing the same is provided. The method includes: providing at least one surface veil layer (12) that includes a fibrous layer saturated with a water based binder, and one or more composite constituent layers (11); applying an amount of thermoset resin to the composite constituent layers; arranging the surface veil layer and the composite constituent layers in a stack; and producing the thermoset composite by pulling the composite constituent layers and the surface veil layer through a forming die.

Abstract: Straight plastic profiles from a plastics material and a continuous reinforcement are predominantly produced continuously in a strand, usually by the pultrusion method. As the plastic profile is pulled through a mold, only straight plastic profiles are formed in known pultrusion methods. In the production of plastic profiles using semi-finished products or complex fibrous constructions, congestion of the fibrous constructions or of the semi-finished products, and thus solidification of the material, may arise when entering the mold, such that the process has to be stopped. A method and a device for the simple production of individually molded plastic profiles is provided in that the mold is formed from at least two mold parts that in relation to the cross section of the plastic profile are split and are moved in a temporally offset manner counter to a production direction of the plastic profile along a portion of the plastic profile.

Abstract: The present disclosure relates to a method of repairing a damaged portion of a perforated skin of a panel using a doubler made of composite material which is designed to be applied to the damaged portion of the perforated skin. The method includes at least one step in which a sealing film is applied to the damaged portion of the perforated skin in order to temporarily seal the perforations in the skin, and a step in which the doubler is produced over the previously deposited sealing film.

Abstract: Disclosed herein are systems and methods for forming illumination affects through the use differing material disposed around various light sources. In some embodiments LED light sources are used. On the optical surface of the LED light source, lensing is effectuated to control the illumination from the light source. The lensing may be effectuated using maker tools such as 3D printing or micro-machining. Other embodiments of the methods described herein may be effected for shading and other illumination affects. Some embodiments include 3D printing of structures on circuit boards to effectuate lighting designs and control of LED light sources.