Abstract: The present invention relates to a multi-stage method for producing one or multiple molded bodies, the method comprising the following steps: a) constructing one or multiple molded bodies in layers by repeatedly applying particulate material by the 3D printing method; b. a presolidification step for achieving a presolidification of the molded body; c. an unpacking step, wherein the unsolidified particulate material is separated from the presolidified molded body; d. a final solidification step, in which the molded body receives its final strength due to the action of thermal energy. The invention also relates to a device which may be used for this method.

Abstract: A uniquely featured addition to previous three dimensional prototyping machinery without any traversing X and Y coordinate moving parts, thus saving time by focusing on only an incrementally regular Z stage and the rapidity of chemical deposition via electrically localized reaction nodes through a porous/channeled plane called the build/extrusion platen. Processes for making objects using such machine and platen are also disclosed as well as features and further indexing of extrusion location inventions. Other features including chemistry, curing material, and curing control as well as activation methods and machines are also disclosed in combination with the feature of a simultaneous two-dimensional layer-wise deposition machine and process for “growing” the object in the Z direction using the displaceable platen or object supporting stage in a rapid manner. Further due to the rapid growth and deposition manner, additional benefits to the object creation and curable material, e.g. a monomer can be realized.

Abstract: A composite includes a multilayer polyethylene terephthalate (PET) film having a base layer and an adjacent skin layer. The PET of the skin layer has inherent viscosity of about 0.70-0.90 and carboxyl endgroup concentration of less than 25 eq/T. The base layer can be affixed to a thin metal sheet. Optionally, the base layer of a second multilayer PET film with a skin layer inherent viscosity of about 0.70-0.90 and carboxyl endgroup concentration of less than 25 eq/T can be affixed to the opposite side of the metal sheet. The composite is suited for making food and chemical containers such as food storage cans that resist blush discoloration from steam contact during container formation and age degradation during extended storage of harsh chemical products.

Abstract: In one or more aspects of the present disclosure, a mandrel is disclosed. The mandrel having a shape memory alloy (SMA) shell having a longitudinal axis, an interior extending along the longitudinal axis and an exterior contour, the SMA shell being configured to interface with a structure to be cured, and at least one SMA actuation member disposed within the interior and connected to the SMA shell, where the at least one SMA actuation member is configured to exert pressure against the SMA shell effecting an interface pressure between the exterior contour of the SMA shell and the structure to be cured where the exterior contour has a predetermined actuated shape that corresponds to a predetermined cured shape of the structure to be cured.

Abstract: A shaft coupling and roller arrangements with a shaft coupling for the coupling a shaft journal having a polygonal cross-section to a drive or a bearing axle. The shaft coupling has a rotatably drivable coupling body, which has a coupling opening for receiving the shaft journal. The coupling body has a as multipart configuration and is openable along a dividing line, which intersects the coupling opening. A clamping apparatus is provided for non-positive holding of the shaft journal in the coupling opening. The coupling opening is formed at least in part by clamping jaws, which in the closed position are pressed onto the shaft journal, preferably areally flush against the shaft journal, via the clamping apparatus.

Abstract: This disclosure relates to arthroscopic resurfacing techniques for treating diseased bone. The techniques include passing a graft into a joint and fixating the graft against an articulating surface of a bone of the joint. A method for resurfacing a bone according to an exemplary aspect of the present disclosure includes, among other things, sizing a graft based on a replicate of a bone, arthroscopically positioning the graft against an articulating surface of the bone, and securing the graft to the bone using at least one suture anchor.

Abstract: A needle-shaped structure includes a needle-shaped projection and a support substrate supporting the projection wherein the projection contains at least a chitosan and an organic acid, places a low burden on a living body and is able to keep the microscopic form after puncture into the skin.

Abstract: A method and apparatus is presented. A portion is cut from a thermoplastic sheet of a first thermoplastic material based on a three dimensional model. The portion is secured to a mold. The portion and the mold are heated under vacuum to form a structure. The structure may take the form of a protective covering. In some illustrative examples, the mold may be formed of a second thermoplastic material based on the three dimensional model using additive manufacturing.

Abstract: Described is a resinous structure derived from fluorine-containing polymers useful as a mold having excellent dimensional stability.

Abstract: A three-dimensional lattice architecture with a thickness hierarchy includes a first surface and a second surface separated from each other with a distance therebetween defining a thickness of the three-dimensional lattice architecture; a plurality of angled struts extending along a plurality of directions between the first surface and the second surface; a plurality of nodes connecting the plurality of angled struts with one another forming a plurality of unit cells. At least a portion of the plurality of angled struts are internally terminated along the thickness direction of the lattice structure and providing a plurality of internal degrees of freedom towards the first or second surface of the lattice architecture.

Abstract: A polymeric stent has an inner surface with an inner diameter that tapers continuously in size. A method for manufacturing a stent includes blow molding a polymeric tube within a mold having a tapered, cylindrical cavity such that the polymeric tube attains a corresponding tapered shape. The tapered tube is used as a substrate from which a laser cuts interconnecting stent struts.

Abstract: A lacrosse head pocket includes a plug unit having first and second plugs disposed on a cross lace. The plugs are overmolded by first and/or second runners constructed from a polymeric material so that the plugs are joined with the first and/or second runners. The cross lace extends outwardly from the plug and the overmolded first and/or second runners. Some plug units can have cross laces that cross one another, while other plug units might not include cross laces that cross one another. A method is also provided including: forming a first plug on a first cross lace, placing the first plug in a mold, overmolding a first runner over at least a portion of the plug so the plug and first runner are joined, and optionally overmolding a second plug joined with the cross lace with a second runner or the same first runner.

Abstract: A mold clamping apparatus includes a mold clamping cylinder. The mold clamping cylinder has, in a region thereof located below left and right lower tie bars and above left and right sliders, a left grooved portion opened leftward and elongated horizontally, a right grooved portion opened rightward and elongated horizontally, and a leg portion formed between the left and right grooved portions. The leg portion and the left and right grooved portions together form a constricted part.

Abstract: A mold for manufacturing hemispherical sections for a golf ball includes a mold plate and a movable insert. The mold plate includes a first surface. The movable insert includes a second surface. The moveable insert is connected to the mold plate. The first surface of the mold plate and the second surface of the movable insert may move relative to one another during molding of the hemispherical section for a golf ball.

Abstract: The present invention relates to a process for the bonding of material for the production of three-dimensional objects by selective heating with electromagnetic energy which is either non-coherent and/or non-monochromatic and/or non-oriented, with a wavelength of from 100 nm to 1 mm.

Abstract: Provided is a method for fabricating an electronic device, the method including: preparing a carrier substrate including an element region and a wiring region; forming a sacrificial layer on the carrier substrate; forming an electronic element on the sacrificial layer of the element region; forming a first elastic layer having a corrugated surface on the first elastic layer of the wiring region; forming a metal wirings electrically connecting the electronic element thereto, on the first elastic layer of the wiring region; forming a second elastic layer covering the metal wirings, on the first elastic layer; forming a high rigidity pattern filling in a recess of the second elastic layer above the electronic element so as to overlap the electronic element, and having a corrugated surface; forming a third elastic layer on the second elastic layer and the high rigidity pattern; and separating the carrier substrate.

Abstract: The method of manufacturing a three-dimensional structure, in which the three-dimensional structure is manufactured by laminating a layer, includes the steps of: forming the layer using a three-dimension formation composition containing a particle and a light stabilizer A; and discharging a binding solution containing a binder and a light stabilizer B to the layer, in which, when the content ratio of the light stabilizer A contained in the three-dimension formation composition is represented by A (mass %) and the content ratio of the light stabilizer B contained in the binding solution is represented by B, a relationship of 2?A/B?4 is satisfied.

Abstract: A method of producing tooling for molding a part by resin transfer molding, including: producing a model of the part; producing a countermold with an outside surface presenting an indentation complementary to a first side of the model; placing the model in the indentation of the countermold; draping a plurality of superposed textile layers that are impregnated with thermosetting resin on the model and on the outside surface of the countermold to shape a first half-shell; curing the first half-shell; separating the countermold from the model and from the first half-shell; draping a plurality of superposed textile layers on the first half-shell and the first side of the model, to shape a second half-shell; and curing the second half-shell.

Abstract: Compositions containing an adhesive material and a release additive are suitable for temporarily bonding two surfaces, such as a wafer active side and a substrate. These compositions are useful in the manufacture of electronic devices where a component, such as an active wafer, is temporarily bonded to a substrate, followed by further processing of the active wafer.

Abstract: Fabricating a wafer-scale spacer/optics structure includes replicating optical replication elements and spacer replication sections directly onto an optics wafer (or other wafer) using a single replication tool. The replicated optical elements and spacer elements can be composed of the same or different materials.

Abstract: The present invention pertains to a fluoropolymer [polymer (F)] comprising: recurring units derived from vinylidene fluoride (VDF), and from 0.01% to 5% by moles of recurring units derived from at least one (meth)acrylic monomer [monomer (MA)] having formula (I) here below: wherein: R1, R2 and R3, equal to or different from each other, are independently selected from a hydrogen atom and a C1-C3 hydrocarbon group, and ROH represents a hydrogen atom or a C1-C5 hydrocarbon moiety comprising at least one hydroxyl group, said polymer (F) comprising end groups having formula —CF2H and/or —CF2CH3 in an amount of at least 30 mmoles per Kg of vinylidene fluoride (VDF) recurring units. The invention also pertains to a process for the manufacture of said polymer (F) and to use of said polymer (F) as binders for the manufacture of electrodes or for the manufacture of membranes.

Abstract: A refrigerator and a manufacturing method thereof including processes of separately manufacturing partitions dividing a storage space into a plurality of storage chambers from a main body including an inner casing and an outer casing, coupling the partitions to an inner surface of the inner casing, filling a space between the inner casing and the partitions with an insulator, and filling the partitions with the insulator by filling a space between the inner casing and the outer casing with the insulator. Since the insulator uniformly fills the partitions dividing the storage space into the plurality of storage chambers, the partitions may possess improved insulating qualities.

Abstract: A method for fabricating a product, such as an animatronic character, with artificial skin. The method includes providing data defining an exterior surface geometry of the product. A base geometry model of the product is generated based on the exterior surface geometry data, which in turn is used to fabricate a prototype of the product. Then, an exterior skin mold is formed using the product prototype mounted on an alignment block. The method includes fabricating an inner support structure based on the base geometry model having an exterior geometry smaller than the 3D base geometry model by the thickness of the exterior skin. The inner support structure is positioned within the mold with the inner support structure mounted upon the alignment block, which is received in the mold. The product is formed by pouring material for an exterior skin layer into the mold and over the inner support structure.

Abstract: An apparatus and method for manufacturing a downhole tool that reduces failures occurring along a bondline between a cemented matrix coupled around a blank. The cemented matrix material is formed from a tungsten carbide powder, a shoulder powder, and a binder material, wherein at least one of the tungsten carbide powder or the shoulder powder is absent of any free tungsten. The blank, which optionally may be coated, is substantially cylindrically shaped and defines a channel extending from a top portion and through a bottom portion of the blank. The absence of free tungsten from at least one of the tungsten carbide powder or the shoulder powder reduces the reaction with iron from the blank, thereby allowing the control and reduction of intermetallic compounds thickness within the bondline.

Abstract: Methods of providing dose controlled application of bone graft materials are disclosed. In particular, methods for determining a target quantity of bone graft material for clinical application in order to ensure maximum clinical results are provided. These methods comprise determining the target weight of the material to be applied.

Abstract: A source model describing a modeled object is identified. A preliminary fabrication model is automatically identified from the source model. A structural analysis of the fabrication model is automatically performed, resulting in the identification of a critical point and a corresponding failure mode at the critical point. The preliminary fabrication model is automatically modified to adjust the structural integrity of the modeled object with respect to the failure mode at the critical point, thereby producing an updated fabrication model. The object is printed on a three dimensional printer using the updated fabrication model.

Abstract: Objects and methods for the manufacture of objects are provided such that the manufactured objects comprise a plurality of tile pieces and seams between the tile pieces, the seams allowing for controlled breaking of the objects. In some embodiments, the objects comprise casting molds or mold parts comprising a tile structure.

Abstract: The present invention relates to methods for embedded a micrometer and/or nanometer pattern into an injection molding tool. In a first main aspect, a micro/nanometer structured imprinting device is applied in, or on, an active surface so as to transfer the micro/nanometer patterned structure to the tool while the imprinting device is, at least partly, within a cavity of the injection molding tool. In a second main aspect, a base plate with a micro/nanometer structured pattern positioned on an upper part is positioned on the active surface within the tool, the lower part of the base plate facing the tool, the active surface receiving the base plate being non-planar on a macroscopic scale. Both aspects enable a simple and effective way of transferring the pattern, and the pattern may be transferred on the active working site of tool immediately prior to molding without the need for extensive preparations or remounting of the tool before performing the molding process.

Abstract: A method and apparatus for modifying the surface texture of pre-cast building blocks including a pressure-applying device so positioned as to selectively engage blocks and being adapted to apply a pressure on the surface of blocks so as to modify their texture thereof prior to the curing of the blocks. Also disclosed is an apparatus for modifying the surface texture of pre-cast building blocks including mechanisms and structures adapted to provide a plurality of longitudinal movements and a plurality of rotational movements to adjust the direction of the wearing tool in respect to the alignment of the blocks when modifying the surface texture of these blacks as well as a block-stabilizing device for stabilizing blacks during surface-texture modification operations.

Abstract: A mold structure having high-precision multi-dimensional components includes: depositing an oxide layer on a top surface of a plurality of semiconductor substrates, patterning a design integrated in one or more of the oxide layers; repositioning the substrates to enable the oxide layers make contact with one another; bonding in sequential order the repositioned substrates using a dielectric bonding, forming a three dimension (3D) mold; filling the 3D mold with filling material and removing the overburden filling material present on a top surface of the component.

Abstract: A self-healing and/or self-cleaning tire comprising at least one active material element configured when undergoing an actuation cycle to repair a structural anomaly, such as a crack or puncture, and/or remove a surface anomaly, such as foreign substances or objects adhered to or lodged in the tire.

Abstract: A film in-mold injection mold device, including: a first mold that has an injection port configured to inject a molding material; and a second mold that is configured to face the first mold and has a sucking mechanism configured to suck a film to be supplied at a time of molding, wherein the second mold has a movable protruding part configured to touch, when the film is sucked, the film before the film touches an outer periphery edge part of a concave part which is formed on the second mold depending on a shape of an article to be molded, so as to temporarily ensure a space between the outer periphery edge part and the film.

Abstract: A method of forming a surface coating on a composite article may include applying a thermal spray to a tool surface of a tool in such a manner as to form a surface coating having a releasable bond with the tool surface. The method may further include applying composite material over the surface coating, curing the composite material to form a cured composite article, and removing the cured composite article from the tool in a manner that releases the surface coating from the tool surface and retains the surface coating with the cured composite article.

Abstract: The three-dimensional positions of points on a surface of a vehicle foot well are digitally measured and are stored in a memory. The stored points are used to construct an electronic model of the vehicle foot well surface. The electronic model of the vehicle foot well surface in turn is used to construct an electronic three-dimensional image of the vehicle floor tray. A vehicle tray data file is created from the electronic three-dimensional image. The data file is in turn used to make a mold for a vehicle floor tray, and vehicle floor trays are manufactured by molding polymer material in the mold.

Abstract: A foam duct to which a heat insulating property and a shock absorbing property can be is provided due to structure of the foam duct is a foam duct including foam resin and includes a high-foam wall portion having a higher expansion ratio than other wall portions.

Abstract: The present invention relates to a process for the bonding of material for the production of three-dimensional objects by selective heating via a laser of wavelength from 100 to 3000 nm. The beam spot may be a focused or unfocused beam spot, or may indeed be spread, as is the case with the diode laser, where the bars may have a stacked arrangement. The selectivity of the melting process is achieved via the application of an absorber to certain subregions of a layer composed of a pulverulent substrate, and then heating of the absorber by laser radiation of wavelength from 100 to 3000 nm. The heated absorber transfers the energy present therein to its surrounding pulverulent substrate, which is melted thereby and, after cooling, has firm cohesive bonding.

Abstract: A golf ball 2 has, on a surface thereof, a dimple pattern consisting of a land 10 and a large number of dimples 8. A process for designing the dimple pattern includes the steps of: (1) randomly arranging a large number of points on the surface of a phantom sphere; (2) calculating a distance between a first point and a second point which is a point closest to the first point; (3) deciding a radius on the basis of the distance; (4) assuming a circle which has a center at the first point and has the radius; and (5) assuming a dimple 8 whose contour coincides with the circle.

Abstract: A method for constructing a refrigerator appliance is provided. The method includes mounting a plurality of interior components of the refrigerator appliance to a mold body, applying a liner material to the mold body and removing an inner liner of the refrigerator appliance from the mold body. The method can assist with limiting mounting of components of the refrigerator appliance to the inner liner after formation of the inner liner.

Abstract: A method for producing a resin skin allows preparation of a molding die in a short time, and easy control of accuracy of a molded resin skin. The method includes: preparing a molding die, which includes a stationary die and a movable die; NC machining a molding surface of a sliding die of the stationary die and a molding surface of the movable die based on data of a genuine leather surface obtained from a measurement of a surface of a genuine leather skin formed by sewing genuine leather sheets together at their edges butting each other; filling a cavity in the closed molding die with a thermoplastic resin to mold a flexible resin body; opening the molding die to remove the resin skin; and providing stitches in grooves formed in a surface of the skin body with a sewing thread.

Abstract: A method for manufacturing a mold includes (a) anodizing an aluminum substrate at a voltage of 60 V to 120 V in an electrolytic solution in which two or more species of acid are mixed, and forming an oxide film having a plurality of minute holes on a surface of the aluminum substrate; and (b) removing at least a portion of the oxide film. The electrolytic solution used in (a) satisfies the relation (D1)/2<D2, where D1 is the current density when the aluminum substrate is anodized under the same conditions as in (a) in an electrolytic solution of only the acid (A) having the highest acid dissociation constant (Ka) of the two or more species of acid, and D2 is the current density when the aluminum substrate is anodized under the same conditions (a) in the same electrolytic solution as that of (a).

Abstract: A liquid discharge head has a substrate, an energy generating element which generates energy for discharging liquid, and an orifice plate in which a discharge orifice which discharges liquid is formed, in which the orifice plate contains silicon and carbon and when the content ratio of the silicon is defined as X (atom %) and the content ratio of the carbon is defined as Y (atom %), Y/X is 0.001 or more.

Abstract: The present invention relates to an eco-friendly structure capable of reducing strong wind pressure and a method for manufacturing the structure and, more specifically, to an eco-friendly structure capable of reducing strong wind pressure and storing rainwater and a method for manufacturing the structure, wherein: the structure is installed in order to protect various structures being used in farming and fishing villages, and fruit trees, temporary buildings or vehicles on a road, or rail and port facilities, in case of the occurrence of a typhoon or strong wind pressure; hexagonal blocks are manufactured using waste concrete (stone) and waste plastic, which are construction and industrial waste; and a plurality of the manufactured hexagonal blocks are vertically and horizontally stacked in one or two rows in order to protect from a typhoon and strong wind pressure.

Abstract: Template and method of making high aspect ratio template, stamp, and imprinting at nanoscale using nanostructures for the purpose of lithography, and to the use of the template to create perforations on materials and products.

Abstract: A tire for planting equipment is disclosed, the tire composed of a tire material and comprising: a rim-mounting surface, a first side wall having a thickness, a second side wall having a thickness, and a contact wall having a thickness and defining a contact area; the first, second, and contact walls defining a hollow channel, and the second side wall having a tapered portion and disc contact portion. A method for manufacturing a seeder tire of variable hardness is also disclosed, the method comprising the steps of: introducing a first polyurethane compound having a first hardness value into a first portion of a tire mold; allowing an amount of time to elapse wherein the first polyurethane compound will gel; and introducing a second polyurethane compound having a second hardness value into a second portion of the mold.

Abstract: The present invention provides a technique which can disassemble a mandrel having a substantially cylindrical shape and being dividable into a plurality of segments, easily and efficiently. The disassembling method comprises, in the mandrel adhesively attached with a composite material structure on an outer peripheral surface thereof, a rotation step of rotating the pair of support rings along with the mandrel to position a segment which is a detached target to an uppermost portion; and a segment detaching step of detaching the segment which is the detached target positioned at the uppermost portion, from the pair of support rings; wherein in the segment detaching step, the segment which is the detached target is moved in a vertically downward direction to a position inside of the mandrel, between the pair of support rings, and is carried out from between the pair of support rings.

Abstract: The invention relates to a tool for hot-tanning and/or press hardening of a sheet metal material, this tool having a plurality of cooling devices through which a coolant can flow, in order thus to be able to actively cool at least regions of the effective tool surfaces which come into contact with the sheet metal material. According to the invention, at least one cooling device comprises a shell element having an effective tool surface, wherein this shell element has, on its rear side facing away from the effective tool surface, a plurality of separate cooling chambers, through which a coolant can flow, and arranged in each of these cooling chambers is at least one flow guiding element for the coolant. The invention also relates to a method for producing such a cooling device for this tool.

Abstract: A disposable razor device includes a handle with a distal end, a proximal end, and a body extending therebetween, a fixed head integral with the handle, at least one fixed razor blade attached to a bottom edge of the fixed head, and a removable head with a protection strip and at least one razor blade inserted therein. The removable head is configured to be attached to and removed from the fixed head of the razor device. A push button release mechanism may be positioned on the handle, wherein the actuation of the push button allows the removable head to be detached from the fixed head. The removable head may include two razor blades. The protection strip is positioned above the two razor blades in the removable head. The two razor blades of the removable head may be positioned above the fixed razor blade of the fixed head.

Abstract: A copolymerized polycarbonate resin includes a repeat unit represented by Formula 1; a repeat unit represented by Formula 2; and a repeat unit represented by Formula 3, wherein the repeat unit represented by Formula 1 is different than the repeat unit represented by Formula 3, and wherein Formula 1, 2, and 3 are the same as defined in the specification. The copolymerized polycarbonate resin can have excellent properties in terms of chemical resistance, thermal resistance, and/or external appearance.

Abstract: According to the invention, a micro-structured element is manufactured by replicating/shaping (molding or embossing or the like) a 3D-structure in a preliminary product using an replication tool (1). The replication tool comprises a spacer portion (1c) protruding from a replication surface (1a). The replica (the micro-structured element, for example the micro-optical element or micro-optical element component) may be made of epoxy, which is cured—for example UV cured—while the replication tool is still in place. The replication process may be an embossing process, where the deformable or viscous or liquid component of the preliminary product to be shaped is placed on a surface and then the replication tool is pressed against this surface. As an alternative, the replication process may be a molding process.

Abstract: An object of the present invention is to provide a liquid ejection head capable of suppressing the capture of bubbles into the liquid ejection head including ejection ports having different opening areas so as to satisfactorily fill a liquid channel and the ejection ports with liquid. In order to achieve the object, the liquid ejection head according to the present invention includes a liquid supply port communicating with a plurality of kinds of ejection ports, and further, a defoaming opening communicating with another ejection port except an ejection port having a large opening area out of the plurality of kinds of ejection ports via a defoaming channel.