Abstract: A three-dimensional modeling apparatus includes a modeling tank including a modeling space that houses a powder material, a modeling table disposed in the modeling space, the powder material being placed on the modeling table, a powder supplier including a supply port and that supplies the powder material into the modeling tank, a filler that fills the modeling space with the powder material from the powder supplier, a modeling head that discharges a curing liquid to the powder material in the modeling tank, and a conveyor that moves the modeling tank from upstream to downstream relative to the powder supplier, the filler, and the modeling head. The supply port of the powder supplier is disposed upstream of the filler and the modeling head. The filler is disposed upstream of the modeling head.

Abstract: A three-dimensional modeling apparatus for fabricating a three-dimensional object includes a plasticizing section that plasticizes a thermoplastic material to transform into a molten material; an ejection section for ejecting the molten material; a first air blowing section that blows air from a circumference of the nozzle toward the molten material ejected from the nozzle; a platform on which the molten material ejected from the nozzle is deposited; and a control unit that changes a relative positional relationship between the ejection section and the platform.

Abstract: The present teachings contemplate additive manufacturing of articles, such as articles made by layer-by-layer deposition of one or more reformable resin polymeric feed material. In particular the invention relates to a feed material system for prepar ing an article by additive manufacturing, comprising one or more preform elements of a feed material (i) formed of a reformable resin polymeric material including a polymer backbone having a plurality of repeat units each having ether linkages (e.g.

Abstract: A modular 3D printer system can include a base subsystem and multiple exchangeable components. The base subsystem can have a 3D motion module, a printhead module and a platform module. The multiple exchangeable components can include printheads having different configurations and functionalities, which can be exchangeably installed in the printhead module. The multiple exchangeable components can include platform supports having different configurations and functionalities, which can be exchangeably installed in the platform module.

Abstract: A three dimensional (3D) printing system includes an ink cartridge providing ink to a printhead and a controller. The ink cartridge also includes a flag material and a sensor component. The ink has a low dielectric constant and defines an upper surface having a vertical position defining an ink level. The flag material has a high dielectric constant and is disposed upon the upper surface of the ink. The sensor component includes a vertical arrangement of electrodes proximate to the ink. The controller is coupled to the sensor electrodes and is configured to: (1) scan sensor electrodes to determine a capacitance between adjacent pairs of electrodes, (2) identify at least one pair of electrodes having a peak capacitance value relative to capacitance values of remaining pairs of electrodes, and (3) estimate the ink level based upon the identification.

Abstract: The invention relates to a 3D printing method and a device with a narrow wavelength range.

Abstract: A method and an apparatus for additive manufacturing pertaining to high efficiency, energy beam patterning and beam steering to effectively and efficiently utilize the source energy. In one embodiment recycling and reuse of unwanted light includes a source of multiple light patterns produced by one or more light valves, with at least one of the multiple light patterns being formed from rejected patterned light. An image relay is used to direct the multiple light patterns, and a beam routing system receives the multiple light patterns and respectively directs them toward defined areas on a powder bed.

Abstract: A solid state beam routing apparatus includes a controller and a spatial angular light valve arranged to direct a two-dimensional patterned light beam through a predetermined angle in response to an applied voltage. A bed is arranged to receive the two-dimensional patterned light beam as a succession of tiles. In some embodiments, one or more solid state galvo mechanisms are used to direct the two-dimensional patterned light beams formed by the light valve to the multiple powder bed chambers.

Abstract: Clean chamber technology for 3D printers and bioprinters is described. An airtight chamber or enclosure is provided so that positive pressure can be created inside the chamber. Unfiltered air is sucked in from outside into the chamber through a high efficiency filter such as a HEPA filter, using an electrically powered fan or blower, filtering out at least about 99% of particles and contaminants. The filtered air is then pushed into a 3D printing area inside the chamber and out through vents within the frame of the chamber. The technology provides a clean environment for 3D bioprinting of human tissue models and organs and 3D cell culturing without requiring clean room facilities.

Abstract: A method of forming a three dimensional (3D) object is disclosed. The method may involve providing a volume of photo-curable resin contained within an optically transparent resin container, and simultaneously directing optical projections from an optical subsystem at a plurality of angles ? through the volume of photo-curable resin. The optical beams are directed about a z axis extending through the volume of photo-curable resin. Each of the projections is provided with a calculated 2D spatial intensity function which creates a 3D intensity map. The projections act over a fixed temporal exposure period, during which the net exposure dose is sufficient to cure select portions of the volume of photo-curable resin, and to leave other portions uncured, to form a desired 3D part.

Abstract: Provided is a building apparatus configured to build a product, including: an ejection head having nozzles; a scan driver configured to control the ejection head to perform a main scanning operation; and a controller. When all the nozzles in the ejection head are normal nozzles, the controller controls the ejection head to perform the main scanning operation by setting the line density of a line formed by each of the nozzles to be a normal-condition density set in advance. When a defective nozzle in which an ejection amount is smaller than a standard range is present in the nozzles in the ejection head, the controller controls the ejection head to perform the main scanning operation by setting the line density of the line formed by any of the nozzles other than the defective nozzle to be higher than the normal-condition density in at least some of the main scanning operations.

Abstract: A system and method for manufacturing objects in an automated fashion to improve the accessibility and effectiveness of manufacturing technologies. The system may be comprised of one or more web-accessible servers, one or more clients that may communicate with the server, and one or more manufacturing apparatuses that may communicate with one or more clients or servers. The server turns designs into manufacturing instructions using user-specified settings and databases of manufacturing parameters for particular apparatuses and/or manufacturing methods. The system may facilitate communication and revision of designs, manufacturing parameters, or manufacturing instructions between the user and the owner or operator of the manufacturing apparatus. The client may facilitate communication between the server and manufacturing apparatus, may monitor the manufacturing apparatus, and may be physically internal or external to the apparatus.

Abstract: The present invention discloses a method of planning a 3D printing path based on Fermat's spiral. The method comprises generating a plurality of iso-contours for a given topological connected region, wherein adjacent iso-contours of the plurality of iso-contours have a set spacing therebetween. The method also comprises constructing a spiral connected graph according to the plurality of iso-contours and generating a spiral connected tree according to the spiral connected graph. The method further comprises connecting a subset of the plurality of iso-contours according to the spiral connected tree to form a connected Fermat spiral. The method additionally comprises smoothing the connected Fermat spiral through a global optimization method based on a width of the printing path being consistent.

Abstract: A heating device for thermal joining of plastic materials having a base body, which is penetrated by a cooling recess and on which an electrically insulating support surface is configured, on which at least one electrically conductive heat conductor is arranged, which is provided with an electrically insulating coating on a contact surface facing away from the support surface. The support surface has at least one curved or angled support surface section and that the heat conductor overlaps the curved or angled support surface section at least in parts.

Abstract: A heating unit is described and illustrated including at least two heating devices for at least partially heating with hot air end areas of package sleeves to be sealed, wherein the heating unit has an air supply device for supplying air to be heated to the heating devices, wherein the heating devices each have a heating element for producing hot air and a nozzle unit for blowing hot air produced in the heating device against the end area of the package sleeve. In order to be able to increase the leak tightness of the sealed end areas of the package sleeves without having to accept an excessive outlay and effort in terms of the equipment and/or in terms of the method for this, it has been proposed that the heating devices are each separately connected to the air supply device by means of at least one holder and are each separately held on the air supply device by means of the at least one holder.

Abstract: A cooking apparatus includes a non-ferrous cooking vessel configured to receive food. The cooking apparatus also includes a ferrous cooking vessel cover that is configured for placement over a top of the non-ferrous cooking vessel. The cooking apparatus also includes one or more induction heating elements suspended from the ferrous cooking vessel cover, and a radiation source. The radiation source is configured to deliver electromagnetic radiation to the ferrous cooking vessel cover and the one or more induction heating elements such that the ferrous cooking vessel cover and the one or more induction heating elements are heated.

Abstract: A method of bonding a metal fitting to a polyurethane structure, the method comprising abrading a surface of the metal fitting with an abrasive; cleaning the metal fitting with a solvent; cleaning a surface of the polyurethane structure with an alcohol; applying a primer to the surface of the metal fitting; applying an adhesive to the surface of the metal fitting and the surface of the polyurethane structure; applying a liquid polyurethane compound to the surface of the metal fitting and the surface of the polyurethane structure; and pressing the surface of the metal fitting against the surface of the polyurethane structure to form an assembly. The primer can comprise a first resin and a first catalyst in a ratio of about 1.1 to 1; the adhesive can comprise a second resin and a second catalyst in a ratio of about 3 to 1; and the liquid polyurethane compound can comprise a third resin and a third catalyst in a ratio of about 10 to 1.

Abstract: A joint member (100) includes a metal component (12) and a composite component (14) which are joined by a joint (10) formed at a non-planar joint interface (18) defined by a textured surface portion (28) of the metal component (12) and a solidified melted area (24) of the composite component (14). The solidified melted area (24) adjacent to the joint interface (18) is characterized by a plurality of non-contiguous solidification boundaries (22) and a non-contiguous dispersion of porosity (16).

Abstract: An apparatus for manufacturing a fiber reinforced resin material, by cutting long fiber bundles into a plurality of pieces having a predetermined length, and impregnating the cut fiber bundles with resin, includes a plurality of cutters each having a predetermined length and configured to cut the long fiber bundles, and a conveyance unit provided below the cutters and configured to continuously convey the fiber bundles cut with the cutters. The cutters are arranged along a conveying direction of the conveyance unit, such that respective longitudinal directions of the cutters form different angles with the conveying direction of the conveyance unit, when viewed from above the cutters.

Abstract: A prepreg includes a fiber layer containing unidirectionally arranged carbon fibers impregnated with a thermosetting resin and a resin layer existing on at least one side of the fiber layer and containing a thermosetting resin and a thermoplastic resin insoluble in the thermosetting resin. The prepreg contains carbon fibers having an areal weight of fibers of 120 to 300 g/m2 and has a weight fraction of resin of 25 to 50 mass %. An extreme value frequency of a surface geometry along a straight line perpendicular to the fibers of the prepreg is 30 points/mm or less when the prepreg has been exposed, for 24 hours, to a temperature at which a coefficient of interlayer friction is the lowest. Using sheets of the prepreg which are laid up, the coefficient of interlayer friction of the prepreg is measured at 10° C. intervals in a temperature range of 40 to 80° C. under the conditions: a pulling speed of 0.2 mm/min, a perpendicular stress of 0.1 bar, and a pulling displacement of 1 mm.

Abstract: The method (10) of molding a composite component comprises: a step (105) of positioning a layer of geotextile on a mold so that a lower surface of the layer of geotextile is positioned against the mold, a first step (110) of coating an upper surface of the layer of geotextile positioned during the positioning step with a biodegradable resin, a step (115) of bonding a layer of fibers, having a higher rigidity than the layer of geotextile, against the coated layer of geotextile, and a second step (120) of coating an upper surface of the layer of fibers with a biodegradable resin.

Abstract: A reinforcing composite comprising a plurality of layers of reinforcing composite material forming a stack wherein at least one layer of the stack comprises a moulding compound (114) comprising consolidated resin impregnated fiber elements, wherein the resin impregnated fiber elements are obtained from off-cuts or scrap material (112) derived from cutting single layers of reinforcing composite material and/or stacks comprising multiple layers of reinforcing composite material (110).

Abstract: A taping apparatus adapted to apply tape over voids on an interior pipe wall, the taping apparatus having a transport assembly adapted to move the apparatus through a pipe; and a rotatable taping assembly adapted to retain a roll of tape and apply said tape over a void on the interior wall of the pipe, said taping assembly comprising an extendable and tractable arm assembly and a tape applicator assembly.

Abstract: A friction transmission belt has a rubber layer forming a pulley contacting portion. The rubber layer is made of a rubber composition containing a crosslinked rubber component and crosslinked polyolefin particles. Examples of the crosslinked polyolefin particles can contain ultrahigh molecular weight polyolefin particles having an average molecular weight of 500,000 or more.

Abstract: A self-locking mold (100) includes sectors (108) circumferentially distributed around a shell (102) to resist internal pressure and remain in the closed position without the aid of additional components during curing. The mold (100) includes shoulder spacers (120) that, in the closed position of the mold, are arranged between the shell (102) and the sectors (108). An elastic means (130) is employed so as to avoid friction between them.

Abstract: Radially expandable building drum (1) intended for the manufacture of an adapter for mounting a tire on a rim, the drum comprising a central shaft (3), a first set (10) of segments (100) and a second set (20) of segments (200), all the segments being arranged circumferentially around the shaft (3) to form a generally cylindrically shaped external face (50) of the drum. According to the invention, the segments (100) of the first set (10) and the segments (200) of the second set (20) face one another axially and the drum (1) is designed to allow different radial expansion of the segments of the first set (10) in relation to the segments of the second set (20) of segments between two working positions.

Abstract: A mechanical press, with at least one drive shaft having a driver that is eccentric with respect to a shaft axis, and a sliding block. The sliding block is driven by the driver to perform a forcibly guided movement. During an execution of a pressure stroke, the sliding block is guided on at least one sliding surface on the pressure-input side opposite to a pressure-input-side surface of a slide guide. The sliding block has a sliding surface on the pressure-output side lying opposite to the pressure-input side surface, this surface being guided on a pressure-output-side surface of the slide guide, wherein the sliding surface on the pressure-input side of the sliding block has a concave or convex curvature. The sliding surface on the pressure-output side of the sliding block has the opposite concave or convex curvature, respectively.

Abstract: A compaction capable receptacle may include a housing with a trash receiving opening, a compaction unit arranged within the housing, and a trash bin arranged within the housing and articulable between a compaction position within the housing and a trash receiving position within the housing, the compaction position aligning the trash bin with a compaction stroke of the compaction unit and the trash receiving position aligning a portion of the trash bin with the trash receiving opening.

Abstract: A machine for forming a container from a blank of sheet material including a glue panel and an overlap panel includes a frame, a mandrel mounted to the frame, a glue panel folder assembly, and a glue panel presser assembly. The mandrel has an external shape complimentary to an internal shape of at least a portion of the container. The glue panel folder assembly includes an actuator and a glue panel folding member operatively coupled to the actuator. The actuator is configured to cause the glue panel folding member to move in a curvilinear path of motion, contact the glue panel, and move the glue panel into at least partial contact with the mandrel. The glue panel presser assembly is configured to press the overlap panel into face-to-face contact with the glue panel to form a manufacturer joint of the container.

Abstract: Stock material units that may be used in a dunnage conversion machine. For example, stock material units include sheet material that may be fed into the dunnage conversion machine and may be converted thereby into dunnage.

Abstract: Disclosed herein is a dunnage conversion machine for converting stock material to dunnage. The dunnage conversion machine includes a converting station and a drive mechanism positioned downstream of the converting station. The converting station includes a dunnage intake and a shaping member. The intake member includes an opening that constricts stock material as the stock material is pulled into and through the intake. The shaping member is positioned upstream of the intake member. The shaping member manipulates the path of the stock material in a way that causes the stock material to begin to bend or curl prior to being pulled into the intake. The drive mechanism receives the stock material and pulls the stock material over the shaping member.

Abstract: Provided is a dunnage apparatus, comprising a converting station and a static remover. The converting station converts a line of high-density stock material into low density dunnage and moves the dunnage along a material path in a downstream direction. The static remover is electrically grounded and contacts the dunnage to thereby remove static buildup from the material.

Abstract: Disclosed is a dunnage apparatus, including a converting station and a deflector. The converting station converts a line of high-density supply material into low-density dunnage and ejects the dunnage at an exit in an exit trajectory along a path. The deflector is repositionable with respect to the exit between a first position, in which the deflector is interposed in the path to deflect the path of the dunnage from the exit trajectory to a first deflected trajectory, and a second position. The deflector is retained in each position during the ejection of the dunnage.

Abstract: Stock material units that may be used in a dunnage conversion machine. For example, stock material units include sheet material that may be fed into the dunnage conversion machine and may be converted thereby into dunnage.

Abstract: Disclosed herein are protective packaging stock material units that are used in a dunnage system. A dunnage system includes a dunnage conversion machine and a supply station. The supply station is configured to receive fanfold stock material and manipulate the fanfold stock material into being withdrawn from the supply station in a non-planar configuration. The supply station is associated with the dunnage conversion machine such that the dunnage conversion machine operably draws fanfold stock material from the top of a stack of fanfold stock material.

Abstract: Disclosed herein are protective packaging stock material units that are used in a dunnage system. A dunnage system includes a dunnage conversion machine and a supply station. The supply station is a cart that includes a biased support that is connected to a vertical side support. The biased support is movable from an open position to a closed position with respect to opposing vertical side supports. In the closed position, the biased support is configured to at least partially block the opening between the opposing vertical side supports. In the open position, the biased support leaves the opening between the opposing vertical side supports sufficiently open to load fanfold stock material therein. The biased support is biased towards the closed position and the open position. The supply station also includes an alignment device forming a funnel positioned under its base.

Abstract: A laminated film includes a functional layer laminate having a wavelength conversion layer, such as a quantum dot layer, and a gas barrier film laminated on both main surfaces and sandwiching the wavelength conversion layer, and an end face sealing layer covering a region from a portion of one main surface of the functional layer laminate to a portion of the other main surface including the entirety of end face of the functional layer laminate, in which the end face sealing layer has a build-up portion formed on the main surface of the functional layer laminate, and a width of the build-up portion measured from the end face is equal to or greater than 0.01 mm and equal to or smaller than 8% of a length of the main surface.

Abstract: Provided are a molded article formed of a thermoplastic resin composition, wherein a maximum height (Rmax) of surface roughness of the molded article measured in accordance with JIS B 0601-1982 and a centerline average roughness (Ra) of a surface of the molded article measured in accordance with JIS B 0601-1982 satisfy a formula: 9?Rmax/(Ra+1)?45, an area ratio of through-holes of the molded article is 1% or more and 20% or less, with a surface area of the molded article being 100%, and a bulk density of the molded article is 0.13 g/cm3 or more and 0.50 g/cm3 or less; a method for producing the molded article; and a laminate having the molded article.

Abstract: The present invention is directed to a floor panel that is processed on roll equipment, whereby a decorative design consisting of elongated striations is printed with the elongated striations oriented in an across-machine direction. The decorative design is printed on a print layer and is subsequently laminated to a substrate layer. The laminated flooring material is then cut such that the elongate sides of the panels are cut in the across machine direction. This results in a floor panel with greater dimensional stability on the elongate side.

Abstract: An interlayer film with a transparent and a non-transparent region is constructed by providing a non-transparent region of two outer layers of a first mixture of a plasticizer and a polyvinylacetal, and one inner layer of a second mixture of a plasticizer and a polyvinylacetal, and a transparent region of one layer of a third mixture of a plasticizer and a polyvinylacetal, wherein the first and the third mixtures have a transmission for light of 380 to 780 nm of at least 85%, and the second mixture has a transmission for light of 380 to 780 nm of less than 80%, and wherein at least the non-transparent region is provided with a surface roughness with a ratio of Rz/Rv of 1.6 to 2.5 as measured according to EN ISO 4287.

Abstract: A sheet includes a pseudo-sheet structure including a plurality of linear-bodies with a volume resistivity R of from 1.0×10?7 ?cm to 1.0×10?1 extending in one direction, aligned parallel to one another, and spaced apart from one another, satisfies the relation: L/D?3, wherein D represents the diameter of the linear-bodies, and L represents the spacing between adjacent ones of the linear-bodies, and also satisfies the relation: (D2/R)×(1/L)?0.003, wherein D represents the diameter of the linear-bodies, L represents the spacing between adjacent ones of the linear-bodies, R represents the volume resistivity of the linear-bodies, and D and L are in units of cm. A heating element and a heating device each include the sheet.

Abstract: The present invention relates to impact resistant flexible material, comprising a bilayered fabric comprising two adjacent unidirectional monolayers each comprising polymer fibers, with the direction of each unidirectional monolayer being rotated at an angle with respect to the direction in the other unidirectional monolayer; and at least one unidirectional spacer comprising polymer fibers, said spacer is attached to an external surface of one of said unidirectional monolayers and is covering a portion thereof.

Abstract: A method to prepare nonwoven webs suitable for use as an industrial wipe which have good MD and CD strength is provided. The method includes hydroentangling an airlaid web of natural cellulose fibers having a fiber length of no more than 3.5 mm, bonding fibers having a fiber length of from 6.0 to 12.0 mm and optionally, manmade fibers having a fiber length of from 6.0 to 12.0 mm. The airlaid web is a homogeneous mat of the natural cellulose fibers, the optional manmade fibers and the bonding fibers and is not laid on a precursor web. No non-fiber adhesive or binder is utilized. The airlayering and hydroentangling are conducted in a continuous operation. The method to manufacture the nonwoven web may include an embossing or crepeing operation.

Abstract: A method of preparing an aerogel composite, which includes a wetting pretreatment step for suppressing the generation of air bubbles in a fibrous material such as a mat, and a step of impregnating the fibrous material with a precursor by injecting the precursor in a vessel under a reduced pressure. The method provides a high quality, high insulation aerogel-impregnated composite without air bubbles.

Abstract: An article including a base material of zirconium oxide, an intermediate layer located on the base material, and a surface treating layer formed from a surface treating agent containing a fluorine-containing silane compound located on the intermediate layer, wherein the intermediate layer includes one or more metal oxides. Also disclosed is a process for forming the surface treating layer and a process for producing the article.

Abstract: An asphaltic sheet comprising an asphaltic component including an asphalt binder and expandable graphite.

Abstract: In a metal-plastic composite, in which the metallic component is connected by a material joint to a thermoplastic applied thereto, a material bond between the metallic component and the plastic is realized by applying on the metallic component on a surface area that comes into contact with the thermoplastic a corrosion-protective coating made of phosphatization.

Abstract: A laminated glass article includes a glass core layer having a core modulus Ecore and a glass cladding layer adjacent to the core layer and having a cladding modulus Eclad. Eclad can be at least 5 GPa less than Ecore. A modulus ratio Ecore/Eclad can be at least 1.08. The cladding layer can have a compressive stress resulting from a coefficient of thermal expansion (CTE) contrast between the core layer and the cladding layer and/or subjecting the laminated glass article to an ion exchange treatment to form an ion exchanged region at an outer surface of the cladding layer.

Abstract: A vehicle composite pane with an integrated light sensor is disclosed. The vehicle composite pane includes an outer pane and an inner pane that are bonded to one another via a thermoplastic intermediate layer. A plurality of photodiodes situated on a circuit board are arranged between the outer pane and the inner pane. The photodiodes are surface-mounted device (SMD) components. The photodiodes are arranged on the circuit board as groups of parallel connected photodiodes. All groups of the parallel connected photodiodes are connected to a common electrical input and each group is connected to a separate electrical output.

Abstract: There is provided an interlayer film for laminated glass with which double images can be effectively suppressed. The interlayer film for laminated glass according to the present invention has one end and the other end thicker in thickness than the one end, and has a region where the thickness is increased in a direction from one end side to the other end side and has a portion where the amount of increase in the thickness is increased in the direction from one end side to the other end side in the region where the thickness is increased, or has a region where the sectional shape in the thickness direction is a wedge-like shape and has a portion where the wedge angle is increased in a direction from one end side to the other end side in the region where the sectional shape in the thickness direction is a wedge-like shape.