Abstract: Improvements in the extrusion of thermohardenable materials are achieved by cooling the material in the initial zone of the extruder and reducing residence time by use of a prescribed length to diameter ratio and screw speed, particularly useful for intermittent application during robotically controlled mass production.

Abstract: A piston includes: a base body; a sealing ring provided at an outer peripheral surface of the base body and configured to slidingly contact an inner peripheral surface of a container; a pressing body provided at one side of the base body in a non-hermetical state with respect to the container, the one side being close to a fluid; and a supporting member supporting the pressing body in a state where the pressing body is separated from the base body. The base body includes an air discharge hole through which an inside and outside of the container communicate with each other, the inside and outside of the container being sealed by the sealing ring. The pressing body can approach and separate from the base body between a first position at which the pressing body opens the air discharge hole and a second position at which the pressing body closes the air discharge hole.

Abstract: Provided are an ejection member and an aerosol product using the same capable of obtaining a desired shape of an ejection material by suppressing adhesion of the ejection ejection materials to each other. An ejection member to be connected to an aerosol container filled with a foaming content is provided with an expansion chamber for promoting foaming of the foaming content from the aerosol container and a plurality of nozzles for ejecting the foaming content in the expansion chamber to the outside. The expansion chamber is provided with an introduction port for introducing the foaming content from the aerosol container and a delivery port for delivering the foaming content to the nozzle side. The nozzles each have a slit-shaped ejection port. The communication path that communicates the ejection port and the delivery port has a slit-shaped slit portion. A length of the slit portion in the ejection direction is greater than a slit width of the ejection port.

Abstract: An apparatus and method for processing grain material to generate a consistently high densified grain with a desired length, shape and size. The densified grain processing apparatus comprises a die assembly, a cooling assembly and a break-off assembly. The method includes receiving the grain material by the die assembly and forcing the grain material through an extrusion passageway that evenly distributes the grain material into a plurality of orifices thereby producing a high density shaped grain before the grain material exits the die assembly. A coolant is pumped to a coolant passage by means of an at least one pump and cools the shaped grain by passing the shaped grain through at least one of the cooling tube inside a cooling chamber. The break-off assembly then breaks off a predetermined length of the shaped grain.

Abstract: An aerosol container (1) is disclosed herein that can include a reservoir (2) containing a propellant and a foodproduct, operable discharge means (3) to discharge the foodproduct, a dispensing head (10) defining a foodproduct receiving space (11) to receive the foodproduct from the discharge means (3), a distal part (15) of the head (10) having foodproduct shaping projections (12), wherein the foodproduct receiving space comprises an upstream foodproduct receiving space (11A, 11B) that widens, viewed in a foodproduct discharge direction, wherein a maximum diameter (D1) of the foodproduct receiving space of the dispensing head is larger than about 2 cm.

Abstract: A screw extruder for the continuous extrusion of materials with high viscosity, in particular metals such as aluminum and its alloys. The extruder includes an Archimedes screw (1) rotationally provided within a liner (2) of a screw housing (4) having an inlet (11) for the feeding of the material to be extruded, a compacting or extrusion chamber (5) and an extrusion die assembly with a die (6) which forms the shape of the extruded product (7). The required compaction takes place at the down-stream end of the screw towards the extrusion chamber (5) corresponding to up to 540° of the rotation of the screw, or up to 1.5 turns of the screw flight length. The solid plug of metal formed at the end of the screw and extrusion chamber (5) is restricted from rigid rotation to obtain the required compaction and extrusion pressure.

Abstract: Provided is a method for producing a processed food which is produced by continuously heating/molding a fluid raw material containing a protein, a lipid, and water. A method for heating a material to be heated continuously by an internal heating system while moving the material in a tube comprising: (a) arranging the tube vertically or substantially vertically (a tilt of not greater than 15°) and heating/molding a mixture while feeding the mixture upward from a bottom in the tube and/or (b) heating/molding the mixture while rotating the tube around a rotation axis, the rotation axis being a center line in a length direction of the tube. The internal heating system is preferably microwave heating, Joule heating, or high-frequency heating.

Abstract: Tank (11) for a drug infusion device (41), comprising a hollow cylindrical body (13) provided at its front with an opening (15) for the passage of the drug and in its inside with a plunger (25) slidable within the tank for drawing in and/or injecting the drug through said opening, said tank being provided at its rear with a coupling part for ensuring the mechanical connection of the tank (11) with a complementary coupling part provided in the infusion device (41), said coupling parts defining together a bayonet-like connection coupling, said coupling part of the tank (11) being housed inside the cylindrical body (13).

Abstract: The present invention relates to packaging combination for accommodating and dispensing a viscous or granular filling material. The packaging combination comprises a tubular casing having a first end and a second end, wherein the tubular casing is closed at its first as well as its second end by a closure means. The packaging combination further comprises a dispensing device having a passageway extending through the dispensing device with an inlet opening at its one end and a dispensing opening at its other end for guiding and dispensing the filling material in a dispensing direction, and being attached to the first end closed tubular casing.

Abstract: A combined mixing element and extruding plunger disposed on a rod with at least two distinct sections incorporated into a toy extruder for simply yet uniquely mixing and extruding a formable material through rotation of the same rod. The rod is disposed at the container having first and second ends and including at least first and second rod sections disposed there between. The second rod section is threaded and the toy further includes a plunger disposed at the first end of the rod at least partially within a hollow container including an aperture through a surface of the plunger.

Abstract: The invention provides a coextrusion feedblock. The feedblock has a flow adjuster comprising a plurality of independently rotatable adjustment segments. Actuators are coupled with respective adjustment segments of the flow adjuster, such that the segments can be rotated by operating the actuators. The invention also provides a coextrusion profiling insert assembly for mounting removably in a coextrusion feedblock.

Abstract: Extruder feed system. The system includes a pair of spaced-apart, internally and oppositely threaded rotatable elements for receiving and engaging a plastic filament material. An electric motor rotates the rotatable elements in opposite directions thereby to drive the filament into a liquefier chamber for subsequent discharge through a nozzle. The system provides very accurate layer-by-layer build up.

Abstract: An apparatus for producing frozen confectionery products is provided, the apparatus comprising: means for supplying a frozen confection to the inlets of a nozzle; the nozzle comprising a chamber and an extrusion plate, wherein the extrusion plate defines one or more apertures; the apertures having a width of from 1 to 5 mm and a length of at least 10 mm; means for moving the nozzle in the opposite direction to the direction of extrusion.

Abstract: A slot nozzle assembly for extruding a fluid material includes a slot for extruding a fluid material, a plurality of material exit ports, and a plurality of material dispersion passages communicating with the slot and the plurality of material exit ports, respectively. The widths of the plurality of material dispersion passages in the longitudinal direction of the slot widen from the plurality of material exit ports toward the slot for extruding a fluid material essentially uniformly in the longitudinal direction of the slot.

Abstract: Provided is a device for manufacturing an optical film having satisfactorily reduced thickness unevenness, by using a melt-casting film forming method, which device includes a casting die for discharging a molten film-forming material including a thermoplastic resin into a film-like shape; a pair of a first rotation roll and a second rotation roll between which the discharged film-shaped molten article is pinched to be cooled and solidified to make the film-shaped molten article; and two pairs of wind shield plates each of which pairs are arranged between the shaft-direction ends of the first and second rotation rolls and an end part in the width-direction of the film-shaped molten article, wherein the wind shield plates are placed approximately perpendicular to the surface of the film-shaped molten article, and wherein each pair of the wind shield plates are placed approximately in parallel.

Abstract: The presently-disclosed subject matter relates to an apparatus and methods for extruding a material. Embodiments of the apparatus comprise a chamber that includes an opening that faces at least a downstream side of the chamber, a die slideably received by the opening that includes a channel that is in fluid communication with the chamber, and a base portion that includes a fixture, the fixture being annular and configured to couple to a downstream side of the die. Embodiments of methods for extruding the material can include providing the apparatus, placing a material in an original state within the opening of the chamber, applying a force to an upstream side of the chamber to thereby push the material through the channel of the die, and collecting the material in a modified state downstream of the fixture.

Abstract: A die piece for extrusion molded noodles is a die piece in which a contact angle of a water droplet on a die piece surface is 61 to 73 degrees and a water absorption of the die piece is 0.01 to 0.15% by weight after the die piece is immersed in water for 24 hours. The use of the die piece for extrusion molded noodles makes it possible to produce pasta, spaghetti, or any other extrusion molded noodles with no increase or decrease in its surface roughness (degree of surface roughness) over time and also makes it possible to stably produce, over a prolonged period of time, extrusion molded noodles having proper surface roughness.

Abstract: The present disclosure relates to systems and methods for producing an extruded protein product. In particular, a system for making an extruded protein product using a system that includes a die including channel having a transverse cross section that is a continuous loop along at least a portion of the length of the die is disclosed.

Abstract: A machine and method of extruding concrete building product, e.g., brick, tile, paver, or shingles, and concrete mixture therefor. The mixture has aggregate, liquid and binder that includes fly ash and can include slag with moisture content controlled producing a zero or negative slump loose feed mixture compacted in a consolidation chamber of the machine into increased density consolidated mixture extruded from an extrusion chamber in communication with the consolidation chamber with compaction force being generally transverse to extrusion force. Compaction force is maintained during extrusion through a die of non-tapering construction. Where the extruded product is a brick, the extruded slug is cut into a plurality of bricks using a rotary cutter having an offset forming an increased moisture absorbing region in the cut surface of each brick formed from the slug that better bonds with mortar during bricklaying.

Abstract: A die for extrusion molding includes a first face, a second face, a raw material supply section, and a molding section. The second face is provided opposite the first face. The raw material supply section includes a first through hole that extends from the first face toward the second face. The molding section includes a second through hole and a nitride layer. The second through hole extends from the second face toward the first face so as to communicate with the first through hole. The nitride layer is provided on an inner wall surface of the second through hole.

Abstract: Apparatus (20) for injection of fluid into extrusion system components such as a preconditioner (24) or extruder (100) is provided, preferably as a composite assembly including a fluid injection valve (52) and an interconnected static mixer section (54). Alternately, use may be made of the fluid injection valve (52) or static mixer section (54) alone. The invention greatly simplifies the fluid injection apparatus used in extrusion systems, while giving more efficient absorption of thermal energy with a minimum of environmental contamination, and the ability to inject multiple streams into the extrusion systems.

Abstract: A dough extruder is disclosed that is configured to provide a continuous dough rope suitable for cracker products using a straight extended low friction compression chamber and a die plate oriented substantially perpendicular to a laminar flow of the dough. In one embodiment, the extruder can have a compressive force sufficient to extrude a plastic mass in a laminar flow in the range of about less than 120 psi; a compression chamber providing for an interior coefficient of friction in the range of about 0.2 and 0.35; and a die plate horizontally aligned with the longitudinal axis of the compressive force.

Abstract: A modular plastic extrusion apparatus has several component parts. The design of the integration of those parts into a modular extrusion system is unique. Said design allows for rapid assembly, testing, disassembly and placement into production of extruded plastics. This modular plastic extrusion apparatus has several components with replaceable counterparts that, after one product line of a particular color has been extruded by the apparatus, enable the component parts used to produce the particular color extrusion to be removed from the apparatus and replaced with their clean counterparts to continue producing an extrusion product line of a different color while the removed components are cleaned off line.

Abstract: Process for producing a syntactically foamed polymer composition, comprising a) introducing expandable microspheres into a matrix material and mixing in a mixing machine, b) expanding the microspheres, c) the temperature distribution in the mixing machine being inhomogeneous in a plane perpendicular to the transport direction of the machine, d) maintaining the temperature of a first surface bounding the mixing space of the mixing machine, in a plane perpendicular to the transport direction of the mixing machine, at a temperature sufficient for the polymer composition containing the microspheres coming into contact with such first bounding surface to reach a temperature sufficient for commencement and continuation of expansion, e) maintaining a second surface bonding the mixing space in the same plane at a temperature sufficiently low for the polymer composition containing the microspheres coming into contact with it, not to reach a temperature sufficient for commencement and continuation of expansion.

Abstract: The invention relates to an extrusion head and a method with which the thickness distribution of hollow bodies, for example, can be further improved. The extrusion head consists of at least one mandrel (1) and one nozzle (2), which have a rigid geometry and therefore cannot be varied or can also be deformed flexibly in some areas and form a flow channel (3), wherein the positions of the mandrel (1) and the nozzle (2) can be varied relative to one another, so that the geometry of a discharge gap (s) of the flow channel (3) can be varied while a melt is being discharged, wherein each head part has at least one head section with a uniform cross-sectional area in a discharge area (A) of the extrusion head, and wherein at least one head part has at least two head sections (B) and (C), each of which has a predominantly uniform cross-sectional area within the head section (B), (C), which are spaced axially apart from one another and which have mutually different cross-sectional areas.

Abstract: An extrusion head configured for at least one extruder includes a flow channel a finishing die; and an opening in operative communication with the flow channel, wherein the opening is configured to at least partially accommodate a screw shaft of an additional extruder.

Abstract: A consumable assembly comprising a container portion configured to retain a supply of filament, a guide tube connected to the container portion, and a pump portion connected to the guide tube.

Abstract: A twin screw extruder includes a barrel having a chamber, a discharge port, an extrusion molding die coupled to the discharge port of the barrel, axially extending first and second screw shafts, and a screw shaft support. The screw shaft support includes first and second spacer bearings disposed on the first and second screw shafts, and a first cross member including first and second loops slidably coupled to the first and second spacer bearings. A second cross member is spaced apart from the first cross member by a connection member, and also includes first and second loops slidably coupled to the first and second spacer bearings. The connection member is situated between the first spacer bearing and the second spacer bearing, and connected to the first cross member and the second cross member.

Abstract: The invention provides for an apparatus and method for producing food products without the use of an extruder. The apparatus generally comprises a conditioning element and a gear pump. The method generally comprises introducing a starch and/or protein material to the apparatus of the present invention. Advantageously, the apparatus uses less energy and avoids the back flow and scrap material often produced by the use of an extruder.

Abstract: The invention relates to a method and an apparatus for producing a turf yarn for artificial turf. According to the invention, several monofilaments or ribbons are produced from one respective polymer material in two parallel extrusion processes, the turf yarn being formed by combining several monofilaments or ribbons obtained in the first extrusion process with several monofilaments or ribbons obtained in the second extrusion process. In order to improve especially the elasticity of an artificial turf carpet made from said turf yarn, the monofilaments or ribbons obtained in one of the extrusion processes are crimped before being combined, the crimped monofilaments or ribbons and the flat monofilaments or ribbons being produced in parallel next to each other and being joined in a winding station by means of a tie thread.

Abstract: An apparatus for extruding a jacket and/or insulative material onto an extruded product with one or more longitudinal stripes incorporated onto the surface of said extruded product comprising a body, a primary feed conduit for conveying a primary extrusion material, a striping die, a secondary feed conduit for conveying a secondary extrusion material, a striping die adapter, a striping feed conduit extending through the striping die adapter for conveying striping extrusion material. The striping die adapter may also include a thermocouple for maintaining the viscosity of the striping extrusion material and a thermocouple for monitoring the temperature of said striping die adapter. The striping die includes one or more striping extrusion outlets for conveying striping extrusion material onto the extruded product. The striping die may also include a wishbone-shaped trough for delivering equal amounts of striping extrusion material to said extrusion outlets for extrusion onto the product.

Abstract: The invention relates to an extruder which has an extruder housing. The housing has at least two housing parts and is provided with a delivery channel in order to extrude a medium, at least one screw conveyor being located in said channel. The extruder housing is releasably retained on a frame by means of a first retaining device and a shaft section of the screw conveyor is releasably connected to a drive device. According to the invention the housing parts are fixed relative to one another by means of a second retaining device and the extruder housing is connected to the frame and secured against displacement in the longitudinal direction of the extruder housing by means of a third retaining device. When the first and third retaining device) are released, the housing parts can be removed as a unit from the frame.

Abstract: A consumable assembly comprising a container portion configured to retain a supply of filament, a guide tube connected to the container portion, and a pump portion connected to the guide tube.

Abstract: An extruder which has an extruder housing, in which a screw conveyor is located. The extruder housing is located on a support structure that has a housing-type casing. The support structure and the casing are formed from an integral, sealed jacket, designed as a self-supporting shell with at least one access opening on the underside. The opening can be covered by at least one base plate.

Abstract: Disclosed is a reservoir connector for usage with plurality of nozzles and at least one conduit, the reservoir connector including a connector body including a conduit association surface configured to associate the connector body with the at least one conduit and a reservoir surface disposed opposite the conduit surface, at least one reservoir wall extending beyond the reservoir surface in a direction opposite the conduit association surface, the at least one reservoir wall delimiting at least one reservoir cavity, and at least one opening defined by the connector body, wherein the at least one opening extends from the conduit association surface to the reservoir surface such that the at least one opening and the reservoir cavities are in fluid communication.

Abstract: An automated extrusion construction system may include an extrusion nozzle configured to extrude construction material in a substantially horizontal direction against an elongated and substantially vertical surface. An extrusion nozzle may have a height adjustment mechanism configured to adjust the height of an outlet in response to level deviations in the surface on which the construction material is extruded by the extrusion nozzle. An automated extrusion construction system may include a slicing mechanism configured to controllably slice through the extruded layer.

Abstract: Various embodiments include a male surface fastener member configured for being molded onto a surface of a foaming resin mold body. The male surface fastener member includes a plurality of male surface fastener strips connected with each other in an end-to-end relationship via a connecting portion that is integrally formed with at least the end portions of each male surface fastener strips. Each male surface fastener strip includes a base material having a first surface from which a plurality of engaging elements extend upwardly and first and second substantially lateral resin intrusion prevention walls that upwardly from the first surface along a width direction of the base material between the first and second longitudinal resin intrusion prevention walls. Each of the lateral resin intrusion prevention walls comprises a plurality of engaging elements that are arranged in series in a width direction of the first surface.

Abstract: An apparatus for processing thermoset cross-linked elastomeric scrap material has a batch-operated high shear mixer for inducing chemical reactions to partly devulcanize the material in a first devulcanizing stage. A continuously-operated multi-screw cooled extruder receives the partly devulcanized material from the high shear mixer and further devulcanizes the material by a mechanical shearing action in a second stage to produce an extruded product for revulcanization.

Abstract: The disclosure generally relates to a solid state non-proportional, adjustable, tapered drawing die and an oriented polymer article formed therefrom. More specifically, embodiments relate to a non-proportional draw die used to produce oriented, dimensionally accurate, symmetric or asymmetric polymer composite profiles having simple profiles or complicated profiles with multiple edges. Moreover, the draw die of the disclosure prevents natural flattening of the edges of the final profile during the solid state die drawing process of the oriented polymer composite.

Abstract: Provided are a low-cost and highly-precise structure-molding die that only requires a short production time, and a method of producing the die. The die is characterized by including: a plate-like first member 10 that serves as a base; a second member 2 that has cells 2 of a shape matching a to-be-molded structure and is joined to the first member 10; molding grooves 7 that have a predetermined depth and are disposed between the cells 2; and a supply hole 6 that communicates with the first member 10 at a predetermined intersection of the molding grooves 7 from an opposite side from the cells 2 joined.

Abstract: Electrospinning nozzles include novel constructs for providing spinning pores that define the origin of jets of fiber-forming media. In some embodiments, a film covers relatively large holes in a nozzle body and provides spinning pores aligned with such large holes. In some embodiments, conductive tubes are secured at or about relatively large holes in a nozzle body and provide spinning pores fluidly communicating with fiber-forming media at such large holes. In yet other embodiments, nozzle bodies are provided with circular or semi-spherical surfaces having a plurality of spinning pores.

Abstract: The invention relates to a fastening member for fastening of elements, which fastening member has at least a first side and a second side, wherein the first side of the fastening member has at least two transversal extensions. The fastening member has at least one longitudinal extension, and at least two holes, in the longitudinal axis of the fastening member. The invention further relates to a system and a method for manufacturing a fastening member used for fastening of elements, and an arrangement and a use for fastening elements.

Abstract: An extruder comprises an extruding section, a chamber drum, and a forming section. The extruding section kneads and extrudes a kneaded material including a ceramic raw material. The chamber drum includes a first space portion which extends from the extrusion port side of the extruding section in an extruding direction and allows the kneaded material to flow in the extruding direction, and a second space portion which extends from a downstream side of the first space portion in a downward direction, allows the kneaded material to flow in the downward direction different from the extruding direction, and has a discharge port to discharge the kneaded material. The forming section includes a die through which the kneaded material discharged through the discharge port of the chamber drum is pushed out, to extrude and form ceramic formed bodies.

Abstract: The extrusion head including a conduit with a central mandrel extending within the conduit for supporting an inner die portion of a set of dies that has inner and outer die portions. An upstream spider and a downstream spider are included, and each have webs supporting the central mandrel at axially spaced apart positions. The webs of the upstream and downstream spiders can have web portions that are axially offset from each other to promote mixing of polymer flowing through the conduit.

Abstract: A feed throat for an extruder device includes a body having an inlet defined by a longitudinal opening along a side of the body and an outlet positioned at an end of the body. The body has a substantially cylindrical interior surface which has a plurality of raised surfaces which extend radially inward from and longitudinally along the interior surface. One or more hardened tiles are secured to one or more of the raised surfaces.

Abstract: Standoff generating devices, arrays, and processes are disclosed for producing standoffs of various shapes, aspect ratios, and mechanical properties on a receiving surface for production of, e.g., vacuum-insulated glass units (VIGUs).

Abstract: A plate suitable for positioning with an extruder apparatus is provided in which the plate includes at least one temperature sensor. The plate is upstream of the die located at or near the end of the extruder apparatus. The sensor(s) allow for the simultaneous measurement of batch material temperatures at multiple spatial locations across the face of the plate. The temperature sensors associated with the plate can be used to identify spatial and temporal temperature patterns within the batch flow.

Abstract: An extruder die designed to produce a spiral corn-based snack food product with consistent, tight spiral pitch and the resultant food product. The extruder die has a center post parallel to the flow path along with three cone-shaped receiving ports arranged in a cloverleaf pattern around the center post. The die has three curved slots on the output side of the die which are in fluid communication with the cone-shaped receiving ports. At the distal end of each of these slots is a semi-circular tip. The tip has a diameter larger than the width of its associated slot. Further, the tip is located at the apex of a cone-shaped receiving port with which it is in fluid communication, thus providing for the highest flow velocity of the extrudate through the tip. The resultant flow profile produces the consistent spiral shape of the snack product produced by the die design described.

Abstract: An extruder for processing hydrocarbon-containing material. The extruder includes a screw that is rotatably positioned in a barrel liner and a heating system positioned about at least a portion of the barrel liner that is designed to heat the hydrocarbon-containing material as the hydrocarbon-containing material moves through the barrel liner.

Abstract: An apparatus for extruding foodstuffs is comprised of a one-piece housing having an inlet configured to be attached to a food processing machine, a distributor portion integrally formed with the inlet, the distributor portion having at least two side walls outwardly angled from the inlet, a die retaining portion configured for housing a die therein and integrally formed with the side walls, and an outlet through which an extruded food product can exit. A die defining at least one passage for forming a food product having a shape defined by the passage is inserted into the housing. A pair of removable retaining members extends through the housing and abuts against the die to retain the die within the housing.