Abstract: There are disclosed methods for reforming a polymeric surface of an article formed, for example, by additive process molding, and articles read in accordance with this process. The reforming of the surface results in reduced surface roughness such that the article is similar in surface smoothness to an article made by injection molding.

Abstract: A method for producing a molded body is provided. The molded body is made of a thermoplastic material and can be produced in a short molding cycle. The method includes a step of compressing a molding precursor including a thermoplastic resin between a pair of molding dies having an insulation site at a surface that comes into contact with the molding precursor, in order to obtain a molded body. The temperature TA of the molding precursor at the start of compression satisfies the following Formula 1: E?(?100)×0.04<E? (TA)<E?(?100)×0.13. The temperature TB of the pair of molding dies at the start of compression satisfies the following Formula 2: E?(?100)×0.3<E?(TB)<E?(?100)×0.7. The insulation site has a heat conduction coefficient of 5 W/(m·K) or less, and the surface that comes into contact with the molding precursor has a dynamic friction coefficient of 0.25 or less.

Abstract: A blade for a hockey stick which can readily absorb impact from the puck, and can allow the user to feel the puck on the blade in contrast to conventional carbon fiber blades. The blade can include a blade member integrally formed of composite material having discontinuous fibers bonded within thermosetting resin. The blade member can have a blade periphery surrounding a central blade region. The central blade region can have a plurality of openings arranged in a pattern to form series of elongate criss crossing ribs that extend between and connect different sides of the blade periphery to each other. The fibers in the blade periphery can be in a generally jumbled orientation, and the fibers in the central blade region can be positioned within the ribs in a manner wherein each rib contains a plurality of fibers that substantially extend in said each rib's elongate direction.

Abstract: The present invention relates to a process for the production of composite elements comprising a first and a second outer layer, a vacuum insulation panel between the two outer layers, rigid polyurethane foam in contact with the first outer layer and the underside of the vacuum insulation panel, and also rigid polyurethane foam in contact with the second outer layer and the upper side of the vacuum insulation panel, comprising application of a reaction mixture (R1) for the production of a rigid polyurethane foam onto the first outer layer, bringing the lower side of a vacuum insulation panel into contact with the unhardened reaction mixture (R1), application of a reaction mixture (R2) for the production of a rigid polyurethane foam to the upper side of the vacuum insulation panel, bringing the second outer layer into contact with the layer of the unhardened reaction mixture (R2), and finally hardening of the two rigid polyurethane foam systems (R1) and (R2) to give the composite element.

Abstract: A continuous forming apparatus for molding foam material into foam products that includes a first endless belt and a second endless belt that cooperates with the first endless belt to mold the foam material. The continuous forming apparatus may also include a first plurality of cleats and a second plurality of cleats opposed to the first plurality of cleats that support the first endless belt and the second endless belt respectively. The first plurality of cleats may include a three-dimensional abutment surface that provides transverse and lateral support to the first endless belt. Additionally, the continuous forming apparatus may include a first frame disposed to support the first plurality of cleats, a second frame disposed to support the second plurality of cleats, and a drive mechanism for imparting motion to the first endless belt, the second endless belt, the first plurality of cleats, and the second plurality of cleats.

Abstract: In one example, a metal-plastic composite structure for an electronic device is described, which includes a micro-arc oxidized metal substrate and at least one plastic film disposed on the micro-arc oxidized metal substrate using a superplastic forming process.

Abstract: Provided is a method for producing a composite member formed by bonding a base material and a resin member. The method includes: a surface treatment step of forming micro-order or nano-order asperities on a surface of a base material; and a bonding step of directly bonding, by injection molding, a resin member to the surface of the base material that has the asperities formed in the surface treatment step. In addition, the composite member includes: a base material having micro-order or nano-order asperities on a surface thereof; and a resin member that is in direct contact with the surface of the base material.

Abstract: A resin reservoir capable of storing the melted resin is provided in the pillar radially facing the pillar provided with the resin injection gate having a cross-sectional area larger than those of the other resin injection gates among a plurality of the pillars not provided with the resin injection gate or the pillar in the vicinity of the pillar facing the pillar provided with the resin injection gate having a cross-sectional area larger than those of the other resin injection gates among the plurality of the pillars not provided with the resin injection gate. A cross-sectional area of a communicating portion of the resin reservoir which communicates with the pillar is smaller than the smallest of cross-sectional areas of a plurality of the resin injection gates.

Abstract: A front panel for on-board liquid crystal displays has a high hardness resin composition (B) on at least one side of a layer containing a resin (A) having a polycarbonate resin (a1). The front panel satisfies the following conditions (i) to (iv): (i) the thickness of the layer containing a high hardness resin composition (B) is 10 to 250 ?m, and the total thickness of the layer containing a resin (A) comprising a polycarbonate resin (a1) and the layer containing a high hardness resin composition (B) is 100 to 3,000 ?m; (ii) the high hardness resin composition (B) consists of any one of specific resin compositions (B1) to (B3); (iii) the retardation of the front panel is 3,000 nm or more; and (iv) the standard deviation of the second derivative of the irregular shape of the hard coat layer having irregularities is 0.1 or more.

Abstract: Multi-layered blocked shrink bundling films include at least one layer that contains a blocking polymer. Materials and methods for forming multi-layered blocked shrink bundling films via a blown film extrusion process are described.

Abstract: A method for the manufacture of a tube (10) containing a plastic material is proposed. The plastic material is melted in an extruder (3) so that a plastic melt is obtained, wherein the extruder (3) includes a passage (5). A conveyor (4) is arranged in the passage (5). The passage (5) has a first end (6), wherein the plastic material is introduced downstream of the first end (6) into the passage (5). The plastic material is conveyed through the passage (5, 35) and is converted into a plastic melt. The passage (5) has a second end (7), wherein the plastic melt is directed through the passage (5) into a forming tool (8). The tube (10) is produced by means of the forming tool (8), wherein the tube (10) leaves the passage (5) at the second end (7), wherein the tube (10) leaves the passage (5) on the second end (7).

Abstract: The invention relates to a method (100) for evaluating at least one industrial process for the film production of a film and/or for the further processing using the film, comprising at least one production device (20) which is operated for the production of the film, and at least one further processing device (30) which is operated for further processing using the film.

Abstract: Disclosed is a method for molding plastic preforms into plastic containers using a blow mould assembly including a blow mould unit, wherein a part of the blow mould unit is retained on a blow mould holder element using negative pressure.

Abstract: A blow moulding machine for blow moulding a container having an integrally formed handle; said container blow moulded from a previously injection moulded preform; said preform comprising a body portion and said integrally formed handle; said machine including a preform loading station at which said preform is oriented by a preform orienting apparatus.

Abstract: An apparatus to move plastic tube lengthwise in its production process, includes a support organ and move apparatus The counterpart of the support organ rotates with the feeding perimeter speed of the material fed upon it into the same direction with it. The support organ and the move apparatus fit concentrically one after the other. A center axis has bearings to keep it in its place concentrically with the support organ and the move organ. Three essentially lengthwise adapted move organs upon the perimeter the size of the counterpart continuation perimeter or greater perimeter with equal distribution installed move organs are supported with support organs from the center axis and rotate with the center axis. The out part of the mover of every move organ press against the inner surface of the plastic tube to move itself and the plastic tube into its production direction with the speed.

Abstract: Methods of additive manufacture using coreactive components are disclosed. Thermosetting compositions for additive manufacturing are also disclosed.

Abstract: According to an example, a three-dimensional (3D) printer may include a first delivery device to selectively deposit first liquid droplets onto a layer of build materials and a second delivery device to selectively deposit second liquid droplets onto the layer of build materials, in which the second delivery device is positioned in relatively close proximity to the first delivery device. The 3D printer may also include a controller to identify a density at which the second liquid droplets are to be selectively deposited to control splashing of the build materials upon which the second liquid droplets are deposited and to control the second delivery device to selectively deposit the second liquid droplets at the identified density.

Abstract: A method of additive manufacturing of a three-dimensional object. is disclosed. The method comprises sequentially forming a plurality of layers in a configured pattern corresponding to the shape of the object, thereby forming the object. The formation of each layer comprises dispensing at least one uncured building material, and at least partially curing the uncured building material, wherein for at least one layer, the curing is initiated at least t seconds after commencement of curing of a layer immediately preceding that layer. The t parameter is longer than the number of seconds required for the formation of the layer.

Abstract: A system for producing three-dimensional objects forms fluid paths within the support structure to facilitate the removal of the support structure following manufacture of the object. The system includes a first ejector configured to eject a first material towards a platen to form an object, a second ejector configured to eject a second material towards the platen to form support for portions of the object, at least one portion of the support having a body with at least one fluid path that connects at least one opening in the body to at least one other opening in the body, and a fluid source that connects to the at least one fluid path of the support to enable fluid to flow through the at least one fluid path to remove at least an inner portion of the support from the object.

Abstract: A device and production method, in which a workpiece is built up gradually in layers. To build up the workpiece, preformed layers, which are individually formed on a layer support using an electrophotographic printing process are transferred one at a time from the layer support to the workpiece. For this purpose, the layer is transferred to the workpiece in a printing operation, the layer being preferably laid on the workpiece by a die. In one embodiment, a plurality of workpieces are built up simultaneously and a plurality of preformed layers are transferred simultaneously to different respective workpieces. In another embodiment, the layer is formed on the layer support, which is preferably a film or paper, prior to being transferred.

Abstract: System (1) for additive manufacturing of three-dimensional objects (2), comprising:—a movable modular functional unit (12a-12d),—a tunnel structure (21),—an apparatus (3) which is configured for additive manufacturing of a three-dimensional object (2) by successive layerwise selective exposure and consequent solidification by means of an energy beam (5) of construction material layers which have been formed, wherein the apparatus (3) comprises a connecting portion (26), by means of which the apparatus (3) can be or is connected to the tunnel structure (21) so that a modular functional unit (12a-12d) can be moved starting from the apparatus (3) into the tunnel structure (21) or vice versa,—a filling and/or emptying device (13) which is configured for filling with construction material (4) a reception space of a functional unit (12a-12d) moved into a filling section (14) of the filling and/or emptying device (13), and/or for emptying construction material (4) contained in a reception space of a functional unit

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers (2) of a powdered build material (3) which can be consolidated by means of an energy beam (4), the apparatus (1) comprising: an irradiation device (8) configured to generate at least a first and a second energy beam (4, 9), whereby the second energy (9) beam follows the path of the first energy beam (4) with a defined local and/or time offset; a detection device (11) configured to detect radiation (12) emitted from a portion of a layer (2) of powdered build material (3) which was selectively irradiated by the first energy beam (4), an evaluation device (14) configured to evaluate detected radiation (12) emitted from a portion of a layer (2) of powdered build (3) material which was selectively irradiated by the first energy beam (4).

Abstract: The present disclosure is drawn to material sets for 3-dimensional printing, 3-dimensional printing systems, and 3-dimensional printed parts. A material set can include a polyamide polymer powder having an average particle size from 20 ?m to 120 ?m and a fusing agent. The polyamide-12 powder can include greater than 80 meq/g carboxylic end groups and less than 40 meq/g amino end groups. The fusing agent can include an energy absorber capable of absorbing electromagnetic radiation to produce heat.

Abstract: Disclosed herein is a three-dimensional printing method comprising: applying a build material; applying on, at least, a portion of the build material, a low tint fusing agent composition comprising metal oxide nanoparticles dispersed in a liquid vehicle; and exposing the build material to radiations to fuse the portion of the build material in contact with the low tint fusing agent composition in order to form a layer of a 3D object. Also disclosed herein is an article obtained according to the three-dimensional printing method described herein.

Abstract: A material set can include a powder bed material, including a polymer powder and a fusing agent. The polymer powder can have a particle size distribution having the following profile: D10 of 30 ?m or more, D50 from 50 ?m to 65 ?m, and D90 of 100 ? m or less. Other parameters can include a melting point from 100° C. to 300° C., a processing window temperature of 20° C. or more, an energy density absorption of 20% or less, and a melt flow index from 10 cc to 80 cc at 10 minutes. The fusing agent can include an energy absorber capable of absorbing electromagnetic radiation to produce heat.

Abstract: The present disclosure is drawn to material sets, methods and printed articles and container supports. In one example, a material set can include a particulate fusible build material having an average particle size ranging from about 0.01 ?m to about 200 ?m, wherein the particulate fusible build material is a polymer powder, a metal composite powder, or a combination thereof. A fusing ink includes a fusing agent in a first liquid vehicle, wherein the fusing agent fuses the particulate fusible build material when exposed to electromagnetic energy or thermal energy. A binding ink includes a binding agent in a second liquid vehicle, wherein the binding agent temporarily binds the fusible build material when exposed to moderate temperatures ranging from ambient to 150° C.

Abstract: A formation platform for a three-dimensional printing device is provided. The formation platform includes a base (100), one or more positioning assemblies (200), a substrate (300), and one or more calibration assemblies (400). The positioning assembly (200) includes a damper (210) and a resilient element (220), the damper (210) is movably disposed at the base (100), and the resilient element (220) is associated with the clamper (210) to push the clamper (210) toward the base (100). The substrate (300) is disposed on the base (100), and a portion of an edge of the substrate (300) is compressed by the damper (210) to fix the substrate on the base (100). The calibration assembly (400) includes a screw rod (410); the screw rod (410) is disposed on the base (100) and in contact with the substrate (300). By the positioning assembly (200) collaborating with the calibration assembly (400), horizontal adjustment of the substrate (300) can be made, and the substrate (300) can be easily installed or removed.

Abstract: There is provided a 3D printing build material container (1). The container (1) comprises a reservoir (3) and a reinforcement structure (4). The reservoir is to hold build material. The reinforcement structure is attached to the reservoir at at least one selected location. The reservoir and reinforcement structure are to permit reconfiguration of the container from a relatively flat configuration to an in-use configuration in which the reservoir is tillable with build material.

Abstract: A build material container outlet structure comprises: a first connector portion to connect to a build material container; a second connector portion comprising an adaptor to receive a nozzle structure of an external aspiration system; and an aspiration channel to aspire build material from the build material container to the nozzle structure of the external aspiration system; wherein the first connector portion is rotatably connected to the second connector portion to align the adaptor in a predetermined orientation.

Abstract: A build material management system for a 3D printing system is described in which a non-fused purged build material port is to output purged non-fused build material from a build material transportation system. An emptying of substantially all non-fused build material from at least a portion of the build material transportation system to the non-fused purged build material port in response to a received purge signal is controlled by processing circuitry of the build material management system.

Abstract: A build material management system for an additive manufacturing system is described in which a recovered build material tank (208) and a mixing tank (212) are provided. The recovered build material tank (208) comprises an outlet and a first build material filter (218b) for separating a gas flow from a build material flow. The mixing tank (212) comprises a second build material filter (218c). The mixing tank (212) is connected to the recovered build material tank (208) via a RBMT-to-mixer conduit (286). A controller (295) is provided to couple the second build material filter (218c) to a reduced pressure interface to transport build material from the outlet of the recovered build material tank into the mixing tank (212) via the second build material filter (218b). The controller (295) controls coupling of the first build material filter (218b) to the reduced pressure interface to transport build material from a build material source into the recovered build material tank (208).

Abstract: A container (140) for receiving a manufactured object (160) from a 3D printer is disclosed. A method for cooling and unpacking 3D printed objects using that container. (140) is also disclosed. The container has a wall forming the sides of the container, a top extending to the sides of the container, a connector (142) for connection to a vacuum source and a guillotine member (150). The lower portion of the container has support members to slidably receive the guillotine member (150) to form a base of the container. The guillotine member is selectively configurable between an apertured configuration having a plurality of through holes (152) to allow passage of air and/or build material, and a closed configuration in which the through holes are closed so as to prevent build material from falling out of the container.

Abstract: A dental prosthesis is made by externally machining successive layers of wax, each of which is formed on a previous prosthesis layer and/or on a coping. Each wax layer is used to form a mold in situ over the previous prosthesis layer/coping, and the appropriate prosthesis material is cast or otherwise molded to conform to the wax layer by the mold.

Abstract: Examples include an apparatus for generating a three-dimensional object. The apparatus comprises at least one energy source, at least one build layer temperature sensor, and a controller. The controller is to control the at least one energy source to pre-fuse a portion of a build layer in a build area when a build layer temperature is less than a first temperature threshold. The controller is further to, after pre-fusing the portion of the build layer, control the at least one energy source to fuse the portion of the build layer in the build area when the build layer temperature is less than a second threshold.

Abstract: An additive manufacturing system includes performing at least one first 3D printing process to at least partially manufacture an artifact, measuring at least one measured dimension of the at least partially manufactured artifact, and comparing the at least one measured dimension to at least one corresponding nominal dimension to provide at least one comparison. The process also includes generating at least one regression model in response to the at least one comparison.

Abstract: An aspect of the present invention includes: a base plate that moves along a vertical direction; a powder feeding unit that laminates a powder layer on an upper surface of the base plate; a beam generating unit that generates a beam in a designated quantity of heat; and a control unit that causes the beam generating unit to irradiate a designated position of the powder layer with the beam in a scan order programmed based on three-dimensional model data. The control unit calculates a required quantity of heat to be input to the designated position, based on heat capacity of the designated position of the powder layer, to set a temperature of the designated position at a desired temperature at a future designated time, and the control unit controls the beam generated by the beam generating unit to enable input of the required quantity of heat to the designated position.

Abstract: In one example, an additive manufacturing process includes: making an object slice by slice, including dispensing a first quantity of each of multiple liquid functional agents on to a layer of fusable build material and then irradiating the layer of build material; while making the object, identifying a deviant region in a slice; and dispensing a second quantity different from the first quantity of at least one of the functional agents into a location corresponding to the deviant region.

Abstract: Quality control method and control system for a stock of a base material for the additive manufacture of components includes selecting a batch of a base material out of a plurality of indexed batches of the stock, wherein base material assigned to the same batch index is indicative to the quality of the respective base material, loading a quantity of base material of the selected batch into a manufacturing system, additively manufacturing the component from the base material, wherein the base material of the selected batch is exposed to manufacturing conditions in a build area and updating the batch index of the base material remaining from the additive manufacture in the build area according to the exposure.

Abstract: A three dimensional mold object manufacturing apparatus manufactures a three dimensional mold object by repeatedly layering layers using a composition including particles. The apparatus includes a layer forming section configured to form the layers using the composition, a binding liquid applying unit configured to apply binding liquid for bonding the particles, an infrared ray irradiating unit configured to cure the binding liquid, and a bulge detecting unit configured to detect a bulge on the layers. The layer forming section and the infrared ray irradiating unit are configured to move in the same direction. When the bulge detecting unit detects the bulge with a height equal to or more than a predetermined height formed on one of the layers, the layer forming section is configured to adjust a thickness of a subsequent one of the layers, which is provided directly on the one of the layers where the bulge is detected.

Abstract: The process for the manufacture of windows/doors (1), characterized by the fact that it comprises the following steps: providing at least one inner panel (2) for windows/doors; providing a plurality of plastic profiled elements (3) for windows/doors, each of the profiled elements (3) comprising at least two areas to seal (5), coupleable to the areas to seal (5) of the other profiled elements (3), and at least one longitudinal slot (6), in which a respective perimeter side (4) of the inner panel (2) is insertable; performing a step of mechanical machining by chip removal on at least one of the areas to seal (5); heating the areas to seal (5); coupling the heated areas to seal (5) to one another by pressing the profiled elements (3) one against the other to maintain the areas to seal (5) in mutual contact and define the frame for windows/doors, the coupling taking place with the inner panel (2) inserted in the longitudinal slots (6) to define a window/door (1) which is composed by the frame and by the inner

Abstract: A method of producing a fiber reinforced composite material satisfies condition 1: a thermosetting resin base material (B) includes a thermosetting resin (a) and a nonwoven fabric-shaped base material (a thermosetting resin base material satisfying the condition 1 is referred to as a thermosetting resin base material (B-1)); and condition 2: the thermosetting resin base material (B) is a base material including the thermosetting resin (a), and a porous sheet-shaped base material (b) or a film-shaped base material (c), the thermosetting resin (a) has a viscosity of 1,000 Pa·s or more at 40° C., and the thermosetting resin (a) has a minimum viscosity of 10 Pa·s or less during heating from 30° C. at a temperature rise rate of 1.5° C./min (a thermosetting resin base material satisfying the condition 2 is referred to as a thermosetting resin base material (B-2)).

Abstract: A fiber-reinforced material includes a discontinuous reinforcing fiber aggregate of a discontinuous reinforcing fiber having a number average fiber length of 3 to 100 mm and a matrix resin, the discontinuous reinforcing fiber aggregate including a plurality of discontinuous reinforcing fiber bundles having a predetermined number of unidirectionally-bundled single yarns of the discontinuous reinforcing fiber, wherein the discontinuous reinforcing fiber bundle has a cut surface inclined at a predetermined angle with respect to an orientation direction of the single yarn of the discontinuous reinforcing fiber bundle and has different fiber bundle lengths defined as a distance between both ends along the orientation direction of the single yarn of the discontinuous reinforcing fiber bundle, the shorter the fiber bundle length of the discontinuous reinforcing fiber bundle, the smaller a tip angle defined as an acute angle at an end of a two-dimensional plane projection of the discontinuous reinforcing fiber bundle

Abstract: A method for manufacturing netted dots on a light guide plate is disclosed, including: engraving, on a surface of a metal plate with a preset roughness, a female mould or a male mould corresponding to a shape of the netted dots on the light guide plate; coating the metal plate onto a surface of a roller; heating the roller so that a temperature of the metal plate rises to a preset temperature; adjusting a distance of a center of the roller in relation to a light guide plate feeding passage so that the metal plate applies a preset pressure onto the light guide plate to be machined; and making the light guide plate to be machined pass through the light guide plate feeding passage, wherein the metal plate transfer-prints a shape of netted dots of the female mould or the male mould onto the light guide plate to be machined at a preset pressure and a preset temperature to form the netted dots on the light guide plate. A device for manufacturing netted dots on a light guide plate is also disclosed.

Abstract: Methods of manufacturing a conveyor belt (126) include applying a rubber composition (114) to a first side of fabric reinforcement (112) and scattering productive thermoplastic elastomer pellets (106) onto a second side of the fabric reinforcement to produce an uncured belt structure (120). The uncured belt structure (120) is continuous fed into a double belt press (116) to press the productive thermoplastic elastomer pellets (106) together with the fabric reinforcement (112) to produce an uncured belt (128). Uncured belt (128) is then heated in the double belt press (116) to a temperature of at least 300° F. and maintained in the double belt press (116) under a pressure of at least 12 psi and a temperature of at least 300° C. for a residence time of at least 20 minutes to produce a cured conveyor belt (130), which is continuously withdrawn from the double belt press (116).

Abstract: A tire vulcanizing die comprises a tread molding surface; a sipe blade extending along the tread molding surface; and a cast projecting region extending along the tread molding surface from an end of the sipe blade; wherein width of the cast projecting region is greater than width of the sipe blade.

Abstract: Particular embodiments of the invention comprises a composition for reducing weight imbalances, force variations, and/or vibrations in a tire-wheel assembly, the composition comprising a first plurality of particulate for positioning within the tire-wheel assembly, where each particle in the first plurality of particulate is characterized as having low energy absorption capabilities, and a second plurality of particulate for positioning within the tire-wheel assembly, where each particle in the second plurality of particulate is characterized as having elevated energy absorption capabilities. Additional embodiments of the invention comprise a method for reducing force imbalances, force variations, and/or vibrations in a tire-wheel assembly, which includes the steps of providing a tire-wheel assembly and placing into a pressurization chamber of said tire-wheel assembly a composition as contemplated in any embodiment or combination of embodiments suggested herein.

Abstract: A press (10) for waste has a chamber that is enclosed in part by a sliding door (20). The door has an extrusion section (22) and an expulsion section (24). The extrusion section encloses the chamber while waste (18) is compressed in the chamber to extrude a wet fraction (32) of the waste. The expulsion section abuts the chamber when a remaining dry fraction (40) of the waste expelled. Preferably, the expulsion section is above the extrusion section. Various details of the door account for leakage of wet fraction waste between the chamber and the door.

Abstract: It is generally a goal to reduce the height dimension of a case-making device. A case-making device 90 comprises a box-sheet-holding part 10 and an extraction part 20. The box-sheet-holding part 10 holds a plurality of box sheets S to be processed into container boxes B such that the box sheets S extend in an upright direction UR. The extraction part 20 extracts one box sheet S from the box-sheet-holding part 10. An upright-direction UR dimension of the box sheet S is a first dimension H1. The extraction part 20 moves the box sheet S in the upright direction UR by a second dimension H2 shorter than the first dimension H1.

Abstract: A deep-drawn paper tray made of paper material, a method and an apparatus for manufacturing the tray, and a closed product package comprising the tray. The tray having a bottom and upwardly expanding side walls around the bottom, the side walls of the tray being shaped to expand through a plurality of circumferential steps dimensioned low enough for obtaining wrinkle-free side walls for the tray. The outermost step is a flat, wrinkle-free rim flange, which enables liquid and gas proof heat-sealing of a lid to form the package. The apparatus may comprise upper and lower moulding tools with concentric movable frames for forming the tray bottom and side wall steps from paper blanks, and moulding tools may be mounted onto a rotating turret carrying a paper blank through working stations arranged along the turret circumference, to shape the tray bottom and the side wall steps at the consecutive stations.

Abstract: The problem of the present invention is to offer a nonwoven fabric for reinforcing foam molded articles that enables cushion materials to be efficiently foam molded by improving adhesiveness of the reinforcing nonwoven fabric to a mold. The present invention is a nonwoven fabric for reinforcing foam molded articles, having a reinforcing nonwoven layer and at least one resin layer, wherein the reinforcing nonwoven layer and the at least one resin layer are laminated, the reinforcing nonwoven layer has a discontinuous part including a magnetic material, the at least one resin layer has a resin having softening point A of 20° C. or higher and 60° C. or lower, and the nonwoven fabric has an air permeability of 30 cc/cm2/sec or more and 300 cc/cm2/sec or less.