Abstract: A filter for blood or the like provides for concentric filtration tubes of flexible permeable filtration material held concentrically for flow in parallel through the filtration material of the filtration tubes. Manufacture of the filter may in-mold support rings and pillars to flexible filtration media, the lowermost support rings which may then be assembled together and fit into a filter housing.

Abstract: The present invention relates to a process for preparing hot melt adhesive (HMA), preferably hot melt pressure sensitive adhesive (HMPSA), having a substantially tack-free coating, wherein said HMA, preferably HMPSA, can be easily handled, packed and transported for further use.

Abstract: A 3D bio-printer capable of detecting cell activity is provided. The 3D bio-printer includes an upper PC and a lower 3D printer. A conveying hose is connected to a printhead base of the printer, and a temperature controller is connected to the conveying hose. A printhead controller is connected to the other end of the conveying hose, a printhead is connected to the bottom of the printhead controller, and a main control cabinet controls the printhead to work via a signal generator. A prototyping table is provided under the printhead and is connected with a cell activity detecting device for detecting activity of a printed product. Cell activity can be detected in the process of printing, which ensures that the printed biological tissues maintain biological activity. It can supply multi-biological raw materials and realize multi-biological material printing, which ensures an environment suitable for biological material printing.

Abstract: The invention relates to a spherical receiving device for receiving at least one rotational mold, which is configured and intended to be driven to rotate in a rotational device by means of a drive wheel rolling on the outer side of the spherical receiving device. The spherical receiving device is distinguished by the fact that it has at least one guiding device which causes a drive wheel rolling on the outer side of the spherical receiving device to follow a predetermined rolling path on the outer side of the spherical receiving device. The invention also relates to a rotational device which has such a spherical receiving device and a drive wheel which is driven by means of a drive motor, said drive wheel rolling on the outer side of the spherical receiving device and driving the spherical receiving device to rotate.

Abstract: There is provided an additive manufacturing system comprising a vertical stage (also known as a z-stage) that moves the object being created along an axis of motion that is not perpendicular to the image plane (non-parallel to the z-axis of the image plane). By moving the build platform, upon which the additively manufactured object is being supported, along a predetermined axis of motion, such as one adapted to the dominant axis of the object design, the additive manufacturing system is capable of making larger objects, shortening build times, improving part resolution, and/or reducing the volume of photocurable material needed, among other benefits.

Abstract: An injection molding apparatus may include a first mold plate and a second mold plate. The second mold plate may be movable outside an injection molding station defined by these mold plates. The second mold plate may carry parts of type A? and parts of type B? molded at the same time within the injection molding station. A transferring mechanism may carry the second mold plate to removing and assembling stations where molded parts A? are first removed from the second mold plate and next parts A? are positioned relative molded parts B?, where the molded parts B? and A? are finally assembled. Simultaneously other parts A? and B? may be molded at the injection molding station using an additional and identical second mold plate. Depending on the application, molded parts A? and B? may be made of the same or different materials.

Abstract: Wrinkling of a contoured composite laminate part during forming to contour is reduced by using laminate plies having off-angle reinforcing fibers that provide the part with primary axial strength along a major axis of loading.

Abstract: A mold for injection molding includes a design-surface-side mold which is capable of forming a design surface of a resin molded product and a non-design-surface-side mold which is capable of forming a mold cavity with the design-surface-side mold. A convex portion is provided in any one of the design-surface-side mold and the non-design-surface-side mold so as to protrude toward the other one. The mold for injection molding is configured to be capable of switching a first mold closing state in which the convex portion is present from any one of the design-surface-side mold and the non-design-surface-side mold over the other one and a second mold closing state in which the convex portion is not present from any one of the design-surface-side mold and the non-design-surface-side mold over the other one.

Abstract: A method has the steps of forming a lot of potting portions made of a rubber-like elastic material at appropriate intervals in respect of an extending direction of the gasket main body in the one side in the thickness direction in the peripheral edge portion of the plate in such a manner as to be positioned in a forming area of the gasket main body, next, pinching a portion constructed by the peripheral edge portion of the plate and the potting portion between inner surfaces of a gasket forming cavity of the metal mold and bringing the other side in the thickness direction of the peripheral edge portion into close contact with the one inner surface of the cavity by positioning and arranging the plate within the metal mold and clamping the mold, and filling a liquid rubber material into the cavity and curing the liquid rubber material.

Abstract: An additive manufacturing apparatus includes: a build enclosure having an upper platform defining a planar worksurface and an inner side wall extending downwardly from the upper platform, the inner side wall defining a build chamber; an actuator in sealing engagement with the inner side wall and configured to move vertically along the inner side wall; and a build platform releasably secured to the actuator.

Abstract: In molten metal jetting, where droplets of metal are jetted to 3D print a part, each layer may be traversed each successive layer with a normalizing grinding wheel or other leveling device such as a layer to level each successive layer, and/or the melt reservoir or printing chamber may be filled with an anoxic gas mix to prevent oxidation.

Abstract: A method for fabricating a composite object with a computer-controlled apparatus, and the apparatus therefor. The comprises a reservoir containing liquid, curable first material, means to selectively solidify the first material and means to selectively deposit a second material. The method involves the steps of selectively depositing portions of the second material, and selectively solidifying portions of the first material, such that the solidified portions of the first material and the deposited portions of the second material form the composite object.

Abstract: A powder scented fishing lure has a substantially uniform dispersion of scent powder throughout the body of the lure. The scent powder is a screened scent powder having no particles greater than about 400 microns. The powder scented fishing lure has a prolonged release of the scent during use and has no substantial reduction in mechanical durability as a result of the addition of the scent powder. The powder scented fishing lure may be in any suitable shape, size and color and enables unique attractant properties over conventional plastic fishing lures.

Abstract: A method for forming a component exhibiting a sealed interior, including providing first and second mold halves, foaming first and second half shells of material within cavities defined within each of the mold halves, and upon mating the mold halves together in a first closed mold configuration. The mold halves are reopened, with at least one of the shells being subsequently reoriented such that the first and second half shells are arrayed in opposing fashion with perimeter extending edges of each half shell arranged in contact with one another. Additional steps include reclosing the mold halves and subsequently forming a second perimeter extending material in contact with the contacting perimeter extending edges in order to bond the half shells together, upon which the mold halves are reopened and a completed component removed.

Abstract: A mold assembly for forming a component exhibiting a sealed interior, including providing first and second mold halves, forming first and second half shells of material within cavities defined within each of the mold halves, and upon mating the mold halves together in a first closed mold configuration. The mold halves are reopened, with at least one of the shells being subsequently reoriented such that the first and second half shells are arrayed in opposing fashion with perimeter extending edges of each half shell arranged in contact with one another. Additional steps include reclosing the mold halves and subsequently forming a second perimeter extending material in contact with the contacting perimeter extending edges in order to bond the half shells together, upon which the mold halves are reopened and a completed component removed.

Abstract: Embodiments of heat spreaders with integrated preforms, and related devices and methods, are disclosed herein. In some embodiments, a heat spreader may include: a frame formed of a metal material, wherein the metal material is a zinc alloy or an aluminum alloy; a preform secured in the frame, wherein the preform has a thermal conductivity higher than a thermal conductivity of the metal material; and a recess having at least one sidewall formed by the frame. The metal material may have an equiaxed grain structure. In some embodiments, the equiaxed grain structure may be formed by squeeze-casting or rheocasting the metal material.

Abstract: Disclosed herein are methods and systems for co-extruding multiple polymeric material flow streams into a mold cavity to produce a molded plastic article. At least one interior core stream of a first polymeric material is surrounded by inner and outer streams of at least one other polymeric material. The interior core stream serves as an interior layer of a resultant molded plastic article while the inner and outer streams serve as inner and outer layers, respectively, of the resultant plastic article. The interior core stream is selectively directed to flow into or past a downstream branch channel in a mold cavity. The downstream branch channel branches from a primary channel in the mold cavity at a branch junction. The branch channel defines a protrusion portion of the resultant molded plastic article.

Abstract: A method and device for producing a three-dimensional component by in-bath additive manufacturing comprising a bath (12) of a first fluid component and a nozzle (15) for dispensing a second fluid component. In use the nozzle is moved in the bath, and the fluid components react to produce said component. The second fluid component may be varied to change the visual and/or physical properties of the component. A computer (24) contains a digital record to control respective position of the nozzle and the bath.

Abstract: Materials for use in 3D printing comprising a color shift pigment that change colors when viewed at different angles. More specifically, the materials comprise a color shift pigment being a silicon oxide core with metal oxide shell disposed thereon and a polymeric component.

Abstract: An apparatus and a method for manufacturing multilayer felt to improve NVH (noise, vibration, and harshness) of a vehicle may include supplying first chip felt between an upper mold and a lower mold, and simultaneously, firstly adsorbing the first chip felt on a bottom surface of the upper mold by vacuum pressure applied to vacuum suction gates of the upper mold, supplying second chip felt between the upper mold and the lower mold, and simultaneously, secondly adsorbing the second chip felt on a surface of the first chip felt by vacuum pressure applied to the vacuum suction gates of the upper mold, to stack the second chip felt on the first chip felt, pressing the first chip felt and the second chip felt, which are stacked on each other, using a press molding operation of the upper mold and the lower mold, and forming a multilayer felt product.

Abstract: A stereolithography system comprises an emitting device and a tank disposed above the emitting device. The tank has a first optically transparent bottom wall and a second optically transparent bottom wall with a space disposed therebetween. There is a linear stage that extends away from the tank and a carrier platform is moveable along the linear stage away from the tank. There is also a wettable material at a bottom wall of the tank within the tank. A fluid cooling system is in fluid communication the space disposed between the first optically transparent bottom wall of the tank and the second optically transparent bottom wall of the tank.

Abstract: A peripheral wall includes a first peripheral wall edge portion and a second peripheral wall edge portion, which are disposed on a case member bottom surface so as to be distant from each other. A connector member main unit is disposed in a space between the first and second peripheral wall edge portions. A peripheral wall groove, which is open toward the connector member main unit, is disposed in each of the first and second peripheral wall edge portions. A bottom surface of the peripheral wall groove is inclined with respect to the case member bottom surface. A base plate groove is disposed on the bottom surface of the case member. A seal material is filled into the space formed between each of an inner surface of the peripheral wall groove and an inner surface of the base plate groove, and the connector member.

Abstract: Filament winding or another technique can be used to create composite parts having various layers of pigmented fibers. The composite parts can then be milled to form one or more flat surfaces on the composite part. Due to the layering of pigmented fibers, the flat surfaces can have a pattern that resembles wood grain or another pattern. These milled composite parts can then be used as components for furniture or other items.

Abstract: Disclosed embodiments include the formation of an article of manufacture by a process in which vibrations are generated in a bulk material disposed within a build chamber. The vibrations are focused within a section of the base material, and the focusing is controlled to cause the section of the base material to undergo a physical transformation to form at least a portion of the article of manufacture.

Abstract: A process for making a multi-component hollow housing comprises injecting a first plastic material into a first mold cavity and causing it to solidify to form a first component, whereby the first plastic material shrinks lengthwise; injecting a second plastic material into a second mold cavity having the first component transferred thereto and causing the second plastic component to solidify to form a second component, the second component comprising a tolerance-elimination element that is longitudinally attached to the first component at one of the ends thereof, wherein a length of the shrunk first component is at least ten times greater than a length of the tolerance-elimination element, and wherein an absolute lengthwise shrinkage of the second plastic material forming the tolerance-elimination element is at least ten times smaller than the lengthwise shrinkage of the first plastic material; at least partially overmolding an intermediate part comprising the first and second component with a third plastic m

Abstract: In a three-plate injection-molding machine comprising a nozzle plate, a movable second mold clamping plate, a movable end plate, a closing unit that acts between the end plate and the second mold clamping plate, and a turning unit arranged between the nozzle plate and the second mold clamping plate, rails extend between the nozzle plate and the end plate. The mold-half carrier of the turning unit is supported on a support structure so that it can be rotated about an axis transverse to the machine axis, which support structure forms the abutment for the mold-half carrier rotary drive. The weight of the support structure and mold-half carrier of the turning unit is transferred into the machine bed by means of linear guides, and a substantial part of the reaction torque applied to the support structure is transferred to one of the rails by means of one supporting guide.

Abstract: A feedstock material for use as a support material in an additive manufacturing system includes a pre-ceramic material in powder form. The preceramic material comprises calcium carbonate, sodium carbonate, sodium aluminate or combinations thereof. The feedstock material includes a thermoplastic binder having the pre-ceramic material dispersed therein, wherein the pre-ceramic material and the thermoplastic binder are in a filament form. The filament is configured to be melted and extruded to form a support structure for a ceramifable article in a layer by layer manner, wherein the pre-ceramic material is at least about 50% of the feedstock material.

Abstract: An injection molded product formed from an inner layer, or substrate, to which an aesthetic IMD layer is bonded during a first injection molding process, leaving a portion of the substrate exposed about the perimeter(s) of the substrate. A transparent outer layer, or overmold, is then injection molded over the top of the IMD layer and substrate, bonding substantially to the IMD layer and to the substrate where it remains exposed following the first injection molding. The process of forming a product through the disclosed two-step injection molding process creates a customizable, aesthetic product with an aesthetic IMD layer completely encapsulated between the substrate and a clear overmold in such a way to protect the IMD layer from the environment in which the product is used.

Abstract: A preform including a preform neck; a preform body extending from the neck; and a preform end cap extending from the preform body; wherein the body and end cap have: an inner layer having an inner layer inner surface and an inner layer outer surface; an outer layer having an outer layer inner surface and an outer layer outer surface; wherein the inner layer is positioned interior to the outer layer, characterized in that outer layer in the end cap have an interlock, wherein the interlock includes a stem and a head extending from the stem, the interlock being connected to the outer layer inner surface by the stem, such that the inner layer and outer layer are connected in the end cap by the interlock.

Abstract: The disclosure includes a cap having a first portion made of a plastic material and forming a bottom for covering a container neck and a protective side wall for surrounding the container neck, and a second portion made of a flexible material that is compatible with the plastic material of the first portion and separate from the plastic material of the first portion, the second portion being annular and consisting of a flexible seal, which projects from the bottom toward the interior of the side wall and which is welded to the first portion. Thus, the manufacture of the stopper by molding includes injecting a flexible material to produce the flexible annular seal and then the movable portions of the mold are placed such that the flexible material is in a groove that is set back from the planar surface of the mold.

Abstract: A vehicle door handle apparatus is disclosed that generally includes a structural core and an outer layer. The structural core has an outer surface, a base portion, and a handle portion that extends from the base portion. The outer layer extends about and covers the outer surface of at least the handle portion of the structural core. The structural core is made of a first material that contains an engineering thermoplastic and glass fibers for reinforcement. The outer layer is made of a second material that contains the engineering thermoplastic and a milled material to give the outer layer a metallic surface finish. Non-limiting examples of the engineering thermoplastic are polyoxymethylene and polybutylene terephthalate. A method is also disclosed for producing an injection molded component having a metallic surface finish such as the disclosed vehicle door handle apparatus.

Abstract: A carousel-like continuous co-injection molding system includes an arrangement of upper and lower inclined feed channels. Each of the feed channels has a valve therein positioned upstream of an inlet to an associated mold cavity. The valve is controllable so that adjustments may be made in real time to achieve or maintain delivery of molten polymeric material to the mold cavity at constant pressure.

Abstract: A molding apparatus for the production of articles molded through sequential injection includes a mold having a cavity, a plurality of electrically actuated injectors arranged at central, intermediate and end positions, respectively, with respect to the mold cavity, and an electronic system for controlling the injectors for the actuation thereof according to a sequential cycle which provides for opening the central injector first, followed by the intermediate injectors and then the end injectors. The electronic control system is configured so that the opening sequential cycle occurs in such a way to obtain more linear and homogeneous pressure in the mold filling step, and lower packing pressure.

Abstract: A multi-component micro-pellet useful as a consumable material for making objects by powder based additive manufacturing is disclosed. A method of making said micro-pellet is also disclosed. An object made by using said micro-pellets is also disclosed.

Abstract: The present disclosure provides a cloth attaching device and a cloth attaching method. The cloth attaching device comprises: a cylindrical base, a rubbing roller opposing the cylindrical base and an actuating unit, an annular adhesive layer covering a cylindrical surface of the cylindrical base; a first connecting component holding both ends of the cylindrical base and connecting to the actuating unit; and a second connecting component holding both ends of the robbing roller and connecting to the actuating unit. The actuating unit is configured to control a movement of the first connecting component and the second connecting component so that the rubbing roller and the cylindrical base rotate in sync or not in sync. The present disclosure overcomes defects in which the rubber pad displaces very easily and the aging process is very time consuming, which facilitates to improve fabricating efficiency and quality of the rubbing roller.

Abstract: The present invention relates to a novel anti-icing composite for preventing ice adhesion. A microphase separated, fluorinated nano/micro particles in aliphatic/fluorinated polyurethane/polyurea matrix coated on an elastic substratum results in anti-icing composite. The preparation method for novel anti-icing composite is disclosed.

Abstract: A method for producing a partly transparent body with a color gradient, include: providing a transparent first casing having a first joint surface on a protrusion and including an encased object; providing a second casing which is not completely transparent and which has a second joint surface in a recess. The shape of the protrusion and the shape of the recess correspond to each other; and combining the first casing and the second casing by inserting the protrusion into the recess and melting the first joint surface of the first casing with the second joint surface of the second casing. A pressure force and a temperature are applied to the first joint surface and the second joint surface such that the first joint surface of the first casing transitions into the second joint surface of the second casing in a visually seamless manner, followed by a removal of material.

Abstract: A 3D printing process may form a 3D object by alternatingly forming layers from a liquid resin and a solid. For instance, when printing a 3D object, the 3D printer may at least partially cure a layer of liquid resin, and before the curing of the resin is complete, dip the semi-cured resin into a vat containing graphene powder so as to create a super strong 3D object. As another example, each semi-cured resin layer could be pressed into a vat of fiberglass such that the fiberglass is coupled to the semi-cured resin. The resin may then be allowed to finish curing before the next layer of resin is formed. In other embodiments, this process could be used to embed sensors in 3D printed objects.

Abstract: The present invention relates to in-mold coating of a cyclic olefin polymer. More particularly, the present invention relates to methods and compositions for in-mold coating cyclic olefin polymers prepared by ring opening metathesis polymerization (ROMP) reactions and the manufacture of polymer articles via ROMP. Polymer products produced via the metathesis reactions of the invention may be utilized for a wide range of materials and composite applications. The invention has utility in the fields of polymer and material chemistry and manufacture.

Abstract: The present invention is directed to a golf ball having a cover in which the dimples have two distinct hardness regions. The cover of the present invention is formed from a castable formulation including at least one prepolymer that incorporates some degree of unsaturation in the backbone of the polymer, at least one curative, and at least one free radical initiator. The present invention also explores the methods of making such golf balls. The methods of the present invention allow for the production of a golf ball dimple with two distinct hardnesses to be formed using a single castable formulation.

Abstract: An object of the present invention is to provide a method for manufacturing a golf ball excellent in kneading workability when preparing a core rubber composition containing (d) a carboxylic acid and/or a salt thereof. The present invention provides a method for manufacturing a golf ball comprising the steps of blending (a) a base rubber and at least (b) a carboxylic acid and/or a salt thereof to prepare a first masterbatch; blending (a) a base rubber and at least (c) a crosslinking initiator to prepare a second masterbatch; blending the first masterbatch and second masterbatch to form a core rubber composition; molding the core rubber composition into a spherical core; and forming one or more cover layers covering the spherical core.

Abstract: A multi-component micro-pellet useful as a consumable material for making objects by powder based additive manufacturing is disclosed. A method of making said micro-pellet is also disclosed. An object made by using said micro-pellets is also disclosed.

Abstract: The present disclosure concerns an apparatus and a method for injection molding of an elongated hollow article, such as a urinary catheter, said apparatus comprising a heated central mold with an inlet opening for entering liquid molding compound into a substantially tubular cavity formed in said central mold; an elongated central mold core which is provided in the tubular cavity and extends beyond said tubular cavity and into a tip mold cavity of a tip mold part which is aligned with the tubular mold cavity in the longitudinal axis of the central mold core; wherein the tip mold part is moveable in a linear movement in a direction along the longitudinal axis of the elongated central mold core.

Abstract: In metal powder processing equipment where metal powder is sequentially laminated on a table of a chamber and laser beam melting or electron beam melting is performed or cutting and shaping are performed by a rotating tool subsequent to melting, a first temperature adjusting unit is placed at a lower bottom portion of the table and a second temperature adjusting unit is disposed in contact with and around the outer wall of the chamber and both units are simultaneously heated or cooled; a room partially enclosing a metal powder reserve tank and a metal powder supply pipe is provided with a third temperature adjusting unit, the temperature of which is set to average temperature of the second temperature adjusting unit before the second one actuates, so that deterioration of dimensional precision in processing and deterioration of metal powder quality can be prevented by keeping heating temperature constant.

Abstract: A wiring harness assembly of a door module, includes: an FPCB (Flexible Printed Circuit Board) connected to an external power supply for supplying electricity to a plurality of electric devices installed on the door module; a cover member coupled to the FPCB while protecting the FPCB; and a rib for protecting the FPCB from water.

Abstract: Disclosed herein are methods and systems for the preparation of a co-injection molded multilayer plastic article. Some methods include co-extruding a combined polymeric stream having an interior core stream encased by an inner stream and an outer stream. A volumetric ratio of the inner stream to outer stream is adjusted during injection of the combined stream into the a mold cavity to alter a streamline along which the interior core stream flows thereby forming cohesion member that structurally interlocks the interior layer with the inner layer, with the outer layer or with both. Some embodiments reduce or eliminate a need for addition of an adhesive in the composite stream to prevent delamination of layers of the resulting multilayer plastic article. In some embodiments, cohesion members may be employed to produce a desired cosmetic effect in a resulting article.

Abstract: Systems and methods for fabricating bodies (e.g., porous bodies) are described. Various aspects provide for reactors and the fabrication of reactors. Some reactors include surfaces that provide for heterogeneous reactions involving a fluid (and/or components thereof). A fluid may be a gas and/or a liquid. A contaminant in the fluid (e.g., a dissolved or suspended substance) may react in a reaction. A contaminant may be filtered from a fluid. Some reactors provide for independent control of heat transfer (between the fluid, the reactor, and the environment) with respect to mass transfer (e.g., fluid flow through the reactor).

Abstract: A manufacturing method for a hanging structure of a hands-free mount is disclosed. The hands-free mount includes a mount body and a hanging arm. The mount body is formed by a bottom shell and a top shell coupled mutually. The hanging arm includes a metal substrate and inner and outer coatings wrapping the metal substrate. The outer coating has a chamfered end located outside the bottom shell and inclined at an angle. The manufacturing method for the hanging structure of the hands-free mount uses an over-molding process to fully wrap the stainless steel core, so as to endow the hanging structure with good appearance and soft touch and prevent the product from rusting. Using the hanging structure as the hanging arm, the hands-free mount has improved firmness, appearance and touch.

Abstract: An injection molding tool has a central tool part and two lateral tool parts which are shiftable relative to each other between an open and a closed position. At least one injection molding cavity is defined by a central mold part which is arranged on the central tool part, by a lateral mold part which is arranged on the lateral tool part, and by a movable mold part which is mounted on a holder. The holder is shiftable around the central tool part between various positions by using a drive. The holder can be coupled with the drive in a controlled manner.

Abstract: Embodiments of the present invention combine an open-face molding process and an injection molding process to embed decorative articles within a shaped unitary body. Two half-molds are formed, each serving both as an open-face mold alone and as components of a two-part mold in combination. An open-face molding process is performed in iterations using each half-mold, wherein during each iteration a layer of a fluid thermoset is poured into each half-mold and allowed to harden into a solid body; pits are bored into each solid body and decorative objects deposited therein; and each pit is plugged with additional quantities of fluid thermoset. Subsequent iterations may be performed over already-formed layers within each half mold. Finally, the half-molds are closed together and joined by an injection molding process, forming a unitary body having a plurality of decorative objects embedded therein.