Abstract: A method and support apparatus for providing structural support to a mold or mandrel, such as a shape memory polymer (SMP) apparatus configured for shaping a composite part. The support apparatus may comprise a rigid structural member and a plurality of SMP cells attached thereto and configured to inflate or deploy in a malleable state toward and against a surface of the SMP apparatus, mold, or mandrel. Then the SMP cells may be returned to a rigid state while still pressed against this surface, thereby providing structural support when composite material is applied to an opposite surface of the SMP apparatus, mold, or mandrel. After the composite material is cured into the finished composite part, the SMP cells may be deflated or otherwise collapse toward the structural member to provide enough clearance to be removed from the cured composite part.

Abstract: The object of the invention is a method and a mould arrangement for manufacturing articles with the help of a mould. The solution according to the invention comprises a strong pressure-resistant frame (1) and also a pressurizing box (6) to be disposed in it, in which pressurizing box the moulds can be surrounded with high pressures and temperatures. By utilizing high temperatures, post-treatment with an autoclave is avoided. Bottom parts suited to the manufacturing technique can be disposed as the bottom part of the pressurizing box (6), in which case with the solution according to the invention techniques known from plastic mould technology, which have been used e.g. in vacuum forming moulds and injection moulding moulds, are applied to articles and moulds to be manufactured with compression moulding technology.

Abstract: The invention relates to a mould assembly for a hot isostatic pressing, HIP, process, comprising: an insert comprising a plurality of pieces which combine to provide a recess in which a protrusion of the component can be formed; and, a holding piece having at least one cavity in which the insert is mateably received.

Abstract: A mold for forming a resin pattern using nanoimprint lithography according to the present invention comprises a main mold including a fine pattern of a protrusion and a depression intended to be transferred, and a spacer for forming a space between the protrusion of the fine pattern of the main mold and a transferred object during a transfer of the fine pattern, in which the spacer has a vent passage capable of flowing gas therethrough and has an elasticity against a pressing force during the transfer.

Abstract: An apparatus and method for producing an article by molding is disclosed. In one embodiment, the apparatus includes a mold with an upper part, a lower part and at least one mold cavity, and has a vacuum clamping ring with a least one closable vent, which is arranged between the upper part and the lower part.

Abstract: Light weight fiber-reinforced polymeric (FRP) structural building panels and panel assemblies, sized and configured for construction of wall structures. Fiber schedule and orientation in the panels provide enhanced properties of strength of a panel/wall per unit dimension relative to FRP layer thickness and/or mass of the panel/wall per unit dimension. Panel profiles as molded having draft angles, and molds to make such profiles, enhance panel fabrication.

Abstract: An apparatus comprising a vacuum source line, a pressurized fluid source line and an inlet circuit communicative with the vacuum source line and operatively connectable to an inlet container. The apparatus further comprises an outlet circuit communicative with the vacuum source line and operatively connectable to an outlet line. The apparatus also comprises an outer cover circuit communicative with the vacuum source line and operatively connectable to the outer cover. Further, the apparatus comprises an inlet restrictor fluid circuit in communicative with the fluid source line and adapted to control flow between the inlet vacuum container and interior. Moreover, the apparatus comprises a controller operatively connected to the inlet vacuum circuit, the outlet vacuum circuit, the outer cover vacuum circuit and the inlet restrictor fluid circuit for controlling operation of the inlet vacuum circuit, the outlet vacuum circuit, the outer cover vacuum circuit and the inlet restrictor fluid circuit, respectively.

Abstract: In a method for reinforcing a fiber composite component for aviation and space flight, a vacuum mat is configured with at least one receiving portion for reproducibly receiving at least one reinforcing element. The at least one reinforcing element is introduced into the at least one receiving portion of the vacuum mat. The vacuum mat with at least one introduced reinforcing element is applied reproducibly in a sealed manner to the fiber composite component to be reinforced to form a mold portion and at least the formed mold portion is cured to connect the at least one reinforcing element to the fiber composite component. The vacuum mat is then removed from the reinforced fiber composite component so that the vacuum mat can be reused.

Abstract: A reinforcement insert includes superposed laps of fiber which are coupled to each other by a coupling fiber which passes through the laps in order to form fiber sections wherein at least certain sections thereof are rectilinear. The fiber sections and laps are immersed in a cured resin. The total density of the fibers that make up the insert ranges from 50% to 60% of the volume of the insert and the fiber sections take up 3%-10% of the volume of the insert. A method for creating a sandwich structure includes at least one such insert.

Abstract: A manufacturing apparatus for an absorbent body is provided. The manufacturing apparatus includes: a mold member that includes a mold formed in a depressed shape on a predetermined face and moves the mold along a first direction intersecting a width direction of the predetermined face; a supply duct that is arranged at a predetermined position in the first direction and supply air towards the predetermined face from a supply opening, the air containing a liquid absorbent material; a partitioned-space-forming member that is disposed at a position opposite to the supply opening with the predetermined face in between, and that forms a partitioned closed space together with the predetermined face; and an air intake duct that sucks air in the closed space from a suction opening in order to set a pressure in the closed space to negative pressure.

Abstract: A production process includes introducing the material to be moulded into a mould, placing the mould in an envelope comprising a vacuum port; creating a low pressure in the envelope by formation of a gas flow through the vacuum port; deforming the mould; stopping the gas flow; and applying pressure on at least a portion of the mould, optionally with interposition of the envelope, at least after the gas flow is stopped.

Abstract: A sealing device for forming an airtight seal between a first body, such as a cure tool, and a second body, such as a vacuum bag, without the use of adhesives. The sealing device may comprise an outer surface attached to the second body, an inner surface configured to face the first body, and two cusps located at opposite edges of the inner and outer surfaces. The sealing device may form a continuous boundary around an area of any shape or size. The sealing device may have a substantially crescent-shaped cross-section, allowing the sealing device to suction to the first body when compressed against the first body. The sealing device may also comprise a tab portion protruding from the inner surface between the first and second cusp for providing a more secure seal between the sealing device and the first body.

Abstract: A system and method for a semiconductor molding chamber is disclosed. An embodiment comprises a top molding portion and a bottom molding portion that form a cavity between them into which a semiconductor wafer is placed. The semiconductor molding chamber has a first set of vacuum tubes which hold and fix the position of the semiconductor wafer and a second set of vacuum tubes which evacuate the cavity of extraneous ambient gasses. The encapsulant may then be placed over the semiconductor wafer in order to encapsulate the semiconductor wafer.

Abstract: A machine (10) for blow molding containers (100). The machine (10) has a stationary flow head (26) located proximate a turntable (12) on which molds (16) are mounted. A dwell cam mechanism (110, 120, 132) on the turntable causes the molds to accelerate ahead of the turntable, stop under the flow head to receive a parison (31), then accelerate to catch up with the turntable. This sequence allows the turntable to rotate continuously. Blow pins (30) mounted on the turntable inject gas into the molds to blow mold the parison while traveling a first path (144). Paddles (142) grip the molded containers and travel a second path (146) radially outward from the first path. The containers blow-molded from the parisons at a first station (18) are retained on the turntable after the turntable completes one full revolution and again passes the first station.

Abstract: A method for producing an article of composite material. A female molding tool is provided. A form bag is provided. At least one prepreg is placed in the molding tool. A heel shaped hard tool part. A hard tool part is placed at the female tool close to an edge of the laminate being placed in the mold. The form bag is placed in the female tool so that the bag seals towards the heel shaped tool part, in such a way that, at a later air evacuation of the bag, an increased pressure that the bag will apply towards the laminate reaches a radius before the pressure reaches an edge.

Abstract: In a uniform-pressure shaping apparatus and system, the system comprises a uniform-pressure shaping apparatus, a vacuum unit and a fluid circulation unit, and the apparatus comprises a first cavity and a second cavity, each including a sealed pressure chamber, a heat conduction film and a template. An object to be imprinted is put on a pattern-imprinting surface of the template. When the first and second cavities get close to each other, the vacuum unit vacuums the space between the pattern-imprinting surfaces of the two templates. Meanwhile, the fluid circulation unit drives a hot fluid to pass through the two sealed pressure chambers. With the iso-pressure characteristic of the hot fluid, the object to be imprinted is heated and pressed uniformly until a desired shape is formed, and then a cold fluid is driven to pass through the two sealed pressure chambers to cool the object to be imprinted.

Abstract: A rubber mold for molding a resin 2 is provided with a cavity 213 for filling therein a thermoplastic resin in a molten state by applying pressure. The rubber mold 2 includes a core mold 21 made of a rubber material and provided with the cavity 213 and a base mold 22 made of a rubber material and having such a shape that the core mold 21 is to be placed therein. The core mold 21 is formed by combining a pair of split mold parts 211 which is divided on splitting surfaces 212 for opening the cavity 213. The base mold 22 has a bottom part 221 and a pair of first side parts 222 formed on two opposite sides in a direction in which the plurality of split mold parts are aligned with each other.

Abstract: A composite item is fabricated in a device for infusing a layup. The device include a mandrel, vacuum cup and bagging film. The mandrel is to receive the layup. The mandrel includes a reinforcement receiving zone and a resin receiving zone substantially adjacent to the reinforcement receiving zone. The vacuum cup is in cooperative alignment with the resin receiving zone. The bagging film is to generate a gas tight envelope surrounding the reinforcement receiving zone and the resin receiving zone. The vacuum cup is sealed upon the bagging film to generate a chamber above the resin receiving zone.

Abstract: The invention relates to a pressing device, respectively to a corresponding pressing method, for isostatic pressing of a body (8) from powdery and/or granulated material (3), comprising a die (1) with a die wall (6) forming a forming space (2) and with a die opening (5) from outside the die through the die wall into the forming space (2) for filling the forming space (2) with the material and for removing the body pressed therein after pressing, with the die wall being made from elastic material, for compacting the material (3) by an isostatic compacting pressure (p) applied to the outside of the die wall, and a punch (4) for closing the die opening during pressing, with the punch (4) being constituted by a metallic insert (13) in longitudinal direction and an elastic jacket (14) surrounding the metallic insert (13), with an front end section (7) of the insert (13) penetrating into the forming space while closing the die opening.

Abstract: An installation (100) for the manufacture of ceramic products comprises a mold (1) divided into at least two parts (2, 3) forming an internal cavity (C) where the ceramic product is formed, and mobile towards and away from each other, under the action of respective drive means (4) acting in both directions along a predetermined clamping line (S), in such a way as to join or detach the parts (2, 3) to/from each other; each part (2, 3) of the mold (1) comprises at least one rear outside surface (2p, 3p) and one lateral outside surface (2s, 3s); at least one of the parts (2, 3) is equipped with means (6) for containing and controlling a fluid and encompassing the rear (2p, 3p) and lateral (2s, 3s) outside surfaces of the mold (1) part (2, 3); the containment means (6) are associated with the part (2, 3) of the mold (1) in such a way that during the product casting cycle the forces (SF) acting on the part (2, 3) of the mold (1) are constantly compensated by correlated forces (FR).

Abstract: An improved imprint device is disclosed. It comprises a drive component, an imprinting object, and at least one mold, stacked together within a chamber, a fluid supplier is used for providing the solvent fluid into the chamber through a pipe. The solvent fluid will permeate the imprinting object, and the imprinting object will be plasticized at the temperature lower than the glass transition temperature. The drive component is used for driving the mold to the plasticized imprinting object, so that the pattern on the mold will be imprinted on the imprinting object. It is the advantage of the present invention to reduce the process temperature, prevent the pattern distortion, and save the process time. Furthermore, by using the fluid and a barrier film as a pressing medium, the pressure can be applied to the object and the mold uniformly, such that a large area imprint can be achieved.

Abstract: A method of transcribing a shape of a surface of a stamper on a transcription surface of a transcription object by pressing the stamper on the transcription object, which comprises steps of: having one of the stamper and the transcription object positioned opposite a plate surface and the other of the stamper and the transcription object placed on one surface of a pressure plate; and having the one of the stamper and the transcription object pressed onto the plate surface by applying a fluid on the other surface of the pressure plate, wherein an area of the one surface of the pressure plate is larger than a contact area in which the other of the stamper and the transcription object is in contact with the pressure plate.

Abstract: The present invention is directed towards a chucking system to hold a substrate, said system including, inter alia, a chuck body having first and second opposed sides, said first side including an array of fluid chambers arranged in rows and columns, said fluid chambers each comprising first and second spaced-apart recesses defining first and second spaced-apart support regions, with said first support region cincturing said second support region and said first and second recesses, and said second support region cincturing said second recess, with said substrate resting against said first and second support regions, with said first recess and a portion of said substrate in superimposition therewith defining a first chamber and said second recess and a portion of said substrate in superimposition therewith defining a second chamber, with each column of said first chambers and each row of said second chambers being in fluid communication with a differing source of fluid to control a flow of fluid in said array

Abstract: Apparatus and methods for molding composite bodies into composite parts using pressure. A lower inflexible mold is combined with an elastic upper mold layer to form a molding cavity in which the composite body to be molded is placed. An elastic pressure layer is used in combination with the upper mold layer to form a pressure chamber. A flexible expansion control layer is used to limit the increase in surface area of the pressure layer during pressurization. A perimeter retention lock is provided to prevent the perimeters of the elastic and flexible layers from moving inward or away from the lower mold during application of pressure to the pressure chamber.

Abstract: A multi-segment tool and tooling system for vacuum forming a composite part. A tool can include a first tool having first and second surfaces. A second tool can have an opening positioned on a first tool in a location other than the first surface or the second surface. The first tool and second tool can receive at least a portion of a preform composite. The first tool can have a vacuum barrier attached to the first surface and to the second surface encapsulating the preform composite and the second tool. A tooling system can include a first tool having a core and a base with a core extending upwards from the base. A second tool can be positioned upon the core where the core extends above the second tool. A vacuum barrier sealed to the base and the core can include a composite, the first tool and the second tool.

Abstract: Methods and devices are provided for improving the encapsulation processes for an organic electronic device.

Abstract: Apparatus and method for transferring a pattern from a template (10) having a structured surface to a substrate (12) carrying a surface layer of a radiation polymerisable fluid (14). The apparatus comprises a first main part (101) and a second main part (102) having opposing surfaces (104;105), means for adjusting a spacing (115) between said main parts, support means (106) for supporting said template and substrate in mutual parallel engagement in said spacing with said structured surface facing said surface layer, a radiation source (110) devised to emit radiation into said spacing. A cavity (115) has a first wall comprising a flexible membrane (113) devised to engage said template or substrate, and means (114;116) are provided for applying an adjustable overpressure to a medium present in said cavity, whereby an even distribution of force is obtained over the whole of the contact surface between the substrate and the template.

Abstract: A vacuum mold includes a mold body with a molding surface. The mold body defines a plurality of extraction holes. Each extraction hole includes a first hole portion, a second hole portion, and a connecting portion connecting the first hole portion and second hole portion. The first hole portion is adjacent to the molding surface, and a diameter of the first hole portion is smaller than a diameter of the second hole portion.

Abstract: A mold and method for vacuum assisted resin transfer molding of a fiber reinforced laminated structure are provided. The mold includes a first mold part and a second mold part. The first mold part defines a negative impression of the laminated structure, being structurally stable and forming a support for fiber reinforcement layers of the laminated structure. The second mold part connectable to the first mold part for closing the mold and defines together with the first mold part an enclosed space which can be evacuated. The mold further includes a flow duct for guiding a liquid polymer which is formed as a recess in the first mold part and/or a recess in the second mold part that is open towards the enclosed space and extends along a section of the periphery of the first mold part and/or the second mold part.

Abstract: A compound mold or tooling system is designed to provide an alternative to conventional, expensive, metal molds for various plastics molding applications. The compound mold comprises a replaceable thin-walled liner, or skin-mold, defining the mold surface, temporarily bonded by vacuum means or mechanical means to a conforming backing-mold mold body supported by a rigid backing-plate. Both skin- and backing-molds are composed of suitable polymers with or without additives, fillers, reinforcements or other inclusions depending on mold requirements. The backing-plate contains standard features and fixtures common to all molds used in the particular process or of a particular geometry.

Abstract: A method and apparatus for co-curing a multiple material golf club head is disclosed herein. The club head preferably is composed of a metal face component and an aft-body composed of a plurality of plies of pre-preg material.

Abstract: A pressing mold for optical lenses, which molds a ring-zone-type diffraction lens having a plurality of concentric ring zones, the mold including: diffraction action transfer surfaces configured to form diffraction action surfaces that diffract light passing through the diffraction lens; and step transfer surfaces configured to form step surfaces that connect the adjacent diffraction action surfaces of the diffraction lens, wherein surface roughness of the step transfer surfaces is larger than surface roughness of the diffraction action transfer surfaces.

Abstract: A method for encapsulating a substrate includes placing a hardened encapsulant material in a container. The encapsulant material is then heated and stirred until it is in a liquid or gel state. The liquid encapsulant material is held in the container in a vacuum state and dispensed over semiconductor dies along a guide, which allows the liquid encapsulant material to cool slightly before it covers a die.

Abstract: An RTM molding method includes disposing a reinforcing fiber substrate in a cavity of a mold consisting of a plurality of dies, clamping the mold, and thereafter injecting resin to complete molding, characterized in that divided areas with respect to the surface direction of the reinforcing fiber substrate are assumed, each divided area is one in which injected resin expands over the entire surface in the area and can be substantially uniformly impregnated in the thickness direction of the substrate, and resin introducing paths are formed for respective assumed divided areas for introducing the injected resin into the respective divided areas; and an RTM molding device. When a relatively large molded product is to be molded, a molding step from resin injection to impregnating/curing can be implemented at high speed without generating a non-resin-flowing area, thereby enabling a high-quality molded product to be produced free from voids, etc.

Abstract: A device for mounting a mould in a machine (1) that comprises: a mould (2) composed of two half-moulds (2a, 2b), each of which comprises an active filtering portion (2ar, 2br) and a rigid structural portion (5, 6); a mounting platen (3, 4) for each half-mould (2a, 2b), movable towards and away from each other; the service plate (5) of the first half-mould (2a) is rigidly connected, in use, between the active portion (2ar) and the respective platen (3); the device comprises reference and quick connect means (7, 8) located in a region above the center of gravity of the first half-mould (2a), and acting between the platen (3) and the service plate (5) in order to fasten the first half-mould (2a) in a predetermined, hanging position correlated between the platen (3) and the plate (5).

Abstract: A resin containment and injection system includes a tool, a resin storage well provided in the tool, a composite layup location provided on the tool and a vacuum bagging film provided over the resin storage well. The vacuum bagging film is configured to define a volume in the resin storage well responsive to establishment of a pressure equilibrium across the vacuum bagging film and substantially eliminate the volume responsive to application of positive pressure against the vacuum bagging film.

Abstract: Mould (10) for a blow-moulding machine, for moulding thermoplastic containers, the mould (10) comprising several mould parts having centring features (36, 38, 50) and complementarily-shaped centring features (40, 42, 44), said centring features (36, 38, 50) and complementarily-shaped centring lecture (40, 42, 44) being capable of cooperating with one another, characterized in that at least a portion of at least one of the centring features (36, 38, 50) and complementarily-shaped centring features (40, 42, 44) is made or tin anti-friction composite material so as to avoid lubrication thereof.

Abstract: Injection structure with a fiber-composite semifinished product for manufacturing a fiber-composite component, having a gate device for feeding matrix material, a distribution fabric, and a barrier layer that is impermeable to the matrix material, wherein the distribution fabric is arranged between the gate device and the fiber-composite semifinished product, and the barrier layer is arranged between the distribution fabric and the fiber-composite semifinished product, as well as device for manufacturing a fiber-composite component by this injection structure.

Abstract: An imprinting method is disclosed that includes applying an imprinting force to a template to cause the template to contact an imprintable medium on a target region of a first surface of a substrate to form an imprint in the medium, during application of the imprinting force, applying a compensating force to a second surface of the substrate which is opposite to the first surface so as to reduce deformation of the substrate caused by the application of the imprinting force, and separating the template from the imprinted medium.

Abstract: A method of forming a preform product includes filling a mold cavity with glass fibers. The mold cavity has an inlet end, a second end opposite the inlet end, and a longitudinal axis. Suction is applied simultaneously to the mold cavity axially from the second end, and suction is further simultaneously applied radially inwardly from a longitudinal passage within the mold cavity, thereby forming a preform product.

Abstract: An apparatus is provided for compaction of silicon powder in a reactor to minimise oxidation of the silicon, which compaction is in part effected by using the drop in pressure across a filter for exit gases from the reactor, the silicon powder being passed along a duct towards an exit of a reactor. The compaction is in addition carried out mechanically with the aid of a piston arranged at a gas exit, the filter advantageously being arranged on the piston, the filter being permeable to the gases, but collecting the powder. A method is also provided for compaction of silicon powder using an apparatus as described above.

Abstract: A resin infusion system uses a housing that has an upper flexible diaphragm and a lower flexible diaphragm such that the two diaphragms form a cavity. A fiber reinforcement mat is positioned within the cavity as is an optional paint film. A mold is positioned below the lower diaphragm. A flow plate has a series of V-shaped grooves is positioned either underneath the lower diaphragm or overtop the upper diaphragm so that the grooves press into the respective diaphragm. A vacuum is created within the cavity causing resin to be drawn into the cavity with the resin interacting with the grooves increasing the turbulence of the resin flow. Once the reinforcement mat is properly wetted, a vacuum is created within the housing, the temperature is increased within the housing, the mold is pressed into the lower diaphragm while a vacuum is created within the housing.

Abstract: The present invention generally relates to a mold assembly (32, 34) and a method of using the mold for the manufacture of composite parts which, more particularly, are generated from a strengthener in a generally solid phase and a matrix in a generally liquid phase. Various types of molds and processes may be used in order to impregnate a strengthener with a matrix such that a composite part may be manufactured, but the efficiency rate and the duration of the manufacturing process significantly varies depending on the chosen type of mold and process. The present invention relates to a mold assembly and to the manufacture of composites by using the mold assembly which includes the injection of the matrix in the mold assembly containing the strengthener and a deformable member (36) which favors the impregnation of the matrix toward the strengthener.

Abstract: A resin infusion system uses a housing that has an upper flexible diaphragm and a lower flexible diaphragm such that the two diaphragms form a cavity. A fiber reinforcement mat is positioned within the cavity. A mold is positioned below the lower diaphragm. A flow plate has a series of V-shaped grooves and is positioned either underneath the lower diaphragm or overtop the upper diaphragm so that the grooves press into the respective diaphragm. A vacuum is created within the housing causing resin to be drawn into the cavity with the resin interacting with the grooves increasing the turbulence of the resin flow. Once the reinforcement mat is properly wetted, the mold is pressed into the lower diaphragm.

Abstract: A molding apparatus is configured by a first, a second sliding die, a first, a second fixed die, and a sliding film forming chamber. The first, the second sliding dies are moved in directions reverse to each other to take a primary molding position, a film forming position and a secondary molding position. The sliding film forming chamber includes a first, a second masking plate and are arranged to be remote from the first, the second fixed dies. Further, the sliding film forming chamber is slid in an up and down direction. The first, the second sliding dies are respectively formed with recess portions and cores, the first, the second fixed dies are respectively formed with cores and recess portions.

Abstract: A molding method involves a first and a second sliding die, a first and a second fixed die, and a sliding film forming chamber. The first, the second sliding dies are moved in directions reverse to each other to take a primary molding position, a film forming position and a secondary molding position. The sliding film forming chamber includes a first, a second masking plate and are arranged to be remote from the first, the second fixed dies. Further, the sliding film forming chamber is slid in an up and down direction. The first, the second sliding dies are respectively formed with recess portions and cores, the first, the second fixed dies are respectively formed with cores and recess portions.

Abstract: A system for moulding three-dimensional products from a mass of one or more food starting materials which are suitable for consumption, in particular human consumption, which system comprises: -a production device having: -a frame, -a mould member provided with at least one mould cavity, the frame supporting the mould member, -mass feed means for feeding the mass to the one or more mould cavities of the mould member, the system furthermore comprising at least one cleaning device for cleaning one or more parts of the production device which come into contact with the mass. The mould member is preferably removable from the frame. Furthermore, the system preferably comprises a storage device for storing a plurality of mould members. It is preferable for each removable mould member to be provided with an identification, the system comprising recognition means for recognizing the identification of a mould member.

Abstract: There are provided an apparatus for fixing a plastic sheet which fixes a plastic sheet to fabricate a nano pattern and a method of fabricating a nano pattern on a plastic sheet using the same. The apparatus for fixing a plastic sheet includes: a pair of planar metal guide rings interposingly fixing a plastic sheet from above and below, respectively; and a sheet fixing chuck including: a ring fixer sucking the pair of planar metal guide rings through a vacuum groove to be fixed thereto; and a sheet fixer having a plurality of vacuum pin holes formed therein, the vacuum pin holes sucking a bottom of the plastic sheet fixed by the planar metal guide rings. The apparatus allows fabrication of the nano pattern on the plastic sheet having less roughness than that of a semiconductor substrate or a glass substrate.

Abstract: A micropattern transfer stamper has a space that hermetically contains fluid, on an opposite side of a surface with an indented pattern formed thereon of a pattern forming sheet member. The pattern forming sheet member is convexly bent by pressure of the fluid contained in the space. When the indented pattern is transferred onto the material to be transferred, the pattern forming sheet member deforms following the surface of the material to be transferred.

Abstract: The invention relates to a high pressure casting method for producing articles of sanitaryware and to a machine implementing the method. The method of type “A” comprises the steps of forming the thickness of the sanitaryware article, emptying the excess slip out of the mould and consolidating the article, all these steps being performed at a constant pressure equal in value to the maximum pressure of the step in which the thickness of the article is formed. In the method of type “B”, the steps of emptying out the excess slip and consolidating the sanitaryware article (14) are performed at a pressure equal to 75% of the maximum pressure of thickness formation. The casting machine comprises a discharge device for draining out the excess slip through a calibrated valve that enables the slip to be discharged without decreasing the pressure in the mould.