Abstract: The disclosure relates to methods for forming MmWave RF (MMW) circuits in multilayered Additively Manufactured Electronics (AME). Specifically, the disclosure relates to methods for direct and/or indirect inkjet printing of reconfigurable and/or tunable RF and/or MMW AME circuit applications.

Abstract: A manufacturing method for a composite sheet having excellent rigidity, no shape deformation, and excellent transparency is disclosed. By laminating a film obtained by impregnating a composite resin on a wet cake including cellulose nanofibers and glycerol, rigidity and transparency may be maximized, and a flat and thick composite sheet may be provided.

Abstract: The disclosure relates to a printer device as well as a method for building a printer guide structure of a passenger transport system configured as an escalator or moving walkway in an existing building. The printer device comprises at least one printer guide device, a 3D concrete printer device, which is arranged such that it can be moved along the printer guide device, and a printer controller.

Abstract: A method and apparatus for forming a tool. A layer is conformed to a reference part. The layer having an adhesive side that faces outward from the reference part and a release side that faces the reference part. A plurality of prefabricated sections is adhered to the layer. A plurality of gaps is filled between the plurality of prefabricated sections with a joining material.

Abstract: The invention relates to a die (10) for the extrusion of catalyst molding, catalyst support molding, or adsorbent molding (60) in flow direction (32) of an extrudable composition from an entry side (12) to a discharge side (14) of the die comprising a shell (56) and comprising one or more channel-formers (18) which are displacers of the extrudable composition and which extend in flow direction of the extrudable composition, wherein the channel-formers (18) have been metal-printed. It is preferable that this is free from cavities for receiving extrudable composition which extend at right angles to the flow direction (32) of the extrudable composition, and that this is free from connections running at right angles from channel-formers (18) to the interior side wall (22) of the die (10). The invention further relates to a process for the production, by means of 3D metal printing, of a metal-printed die (10) for the extrusion of catalyst moldings/support moldings (60).

Abstract: A vulcanization mold including blades having a distal end side and pullout is performed smoothly without causing any failure and a pneumatic tire. A vulcanization mold in which a blade has a proximal end, a blade distal end side expanded in a thicknesswise direction on the distal end side, and a blade connection portion that connects the proximal end portion and the blade distal end side is a vulcanization mold in which a sweep area is the difference where a cross sectional area of the blade connection is subtracted from an area blade distal end side to a mold surface with a width equal to a maximum width of a thickness of the blade distal end side in a cross sectional shape perpendicular to a tire widthwise direction of the blade is smaller in circumferential end side regions than in a circumferential central side region of the sector mold.

Abstract: A three-dimensional shaping device includes: a plasticization unit that plasticizes at least a part of a material to produce a shaping material; a nozzle that ejects the shaping material to an uppermost layer; a moving mechanism that changes a relative position between the nozzle and the uppermost layer; a control unit that controls the moving mechanism such that the shaping material is ejected from the nozzle to the uppermost layer; and a compression unit that has a contact surface with a shape surrounding the nozzle and is capable of compressing the shaping material by bringing the contact surface into contact with the shaping material ejected to the uppermost layer.

Abstract: Methods and processes are provided by which inhibited-crystallization polymers may be employed as feedstock materials in thermoplastic extrusion-type additive manufacturing systems. Counteracting the tendency of such polymers to uncontrolledly settle into an amorphous state upon cooling under typically used conditions, techniques are disclosed for controlling process temperatures, exposure times and feed rates to produce parts with uniform crystallinity, high mechanical strength and efficient throughput.

Abstract: Producing a reinforcing profile from at least one layer cut out of a preimpregnated fibrous web includes applying the at least one layer to a mould core that determines the profile shape, retaining the at least one layer on the mould core in an application region, and progressively pressing the at least one layer onto the mould core, starting from the application region, transversely to the profile longitudinal direction, as far as the profile longitudinal edges. In order to create advantageous production conditions, the layer may be pressed incrementally progressively so as to be shaped onto the mould core, in the longitudinal direction thereof, with the aid of moulding punches that are arranged offset with respect to one another both in the circumferential direction and in the longitudinal direction of the mould core and are able to be forced in the direction of the moulding faces of the mould core.

Abstract: A process monitoring system for an additive manufacturing apparatus includes a scanner, a sensor device, and an optical focus-tracking device. The scanner includes an optical adjustment device that directs a melting beam emitted by a laser melting device onto a construction plane to generate a melting section of the construction plane. The sensor device may detect reflected radiation from the melting section and generate sensor data indicative of a size, shape, and/or temperature corresponding to the melting section. The optical focus-tracking device includes a focusing lens located between the scanner and the sensor device. The focusing lens may be actuatable by electronic machine data derived from the sensor data to impart a first focus adjustment with respect to the reflected radiation detected by the sensor followed by a second focus adjustment with respect to the melting beam directed by the optical adjustment device.

Abstract: A roller embossing method for flexible graphite polar plates of fuel cells comprises: (1) adjusting a clearance of an embossing roller pair of a roller press to a target thickness value of a monopolar plate; (2) feeding a flexible graphite slab in front of the embossing roller pair, and entangling the flexible graphite slab by means of opposite rotation of the embossing roller pair; (3) after the slab is entangled, continuing to forward roll the slab for 10-100 mm, and then reversely rolling the slab for 5-90 mm by means of synchronous and opposite rotation of an upper and a lower embossing roller, wherein one time of forward rolling and one time of reverse rolling are referred to as reciprocal rolling; (4) forming a polar plate after several times of reciprocal rolling, and separating the polar plate from the embossing rollers; (5) performing subsequent treatment on the roll-formed flexible graphite polar plate.

Abstract: This invention relates to a container (1) which is pre-filled or pre-fillable with one or more substances, such as a medical liquid and similar, comprising a squeezable activation compartment (2) intended to contain said one or more substances, a dispensing compartment (3) including a first portion (31) equipped with at least one dispensing member (311, 312, 314) of said one or more substances, and a second portion (32), wherein said second portion (32) of said dispensing compartment (3) and said activation compartment (2) are fluid-dynamically connected, and an activator element (4) arranged inside said container (1). This invention also relates to a method for dispensing at least one substance by means of a container (1), and to a production method of a container (1).

Abstract: A preparation method for improving light efficiency and stability of light storing ceramics is provided. Calcium ethanol solution is added into titanium precursor solution firstly and oleic acid dispersant is added, pure water and the light storing powder are subsequently added to obtain a light-storing powder-calcium titanate gel, and dried, crushed and sieved to obtain xerogel powder. Glass matrix material, sieved xerogel powder and another dispersant are placed into a granulator, and directly mechanically stirred and granulated after adding pure water. A plasticizer is added after stirring 4˜8 h, and continuously stirred for 1˜3 h to obtain a mixture, pressing, drying and firing. Calcium titanate is manually introduced to protect the light-storing powder from hydrolysis or high-temperature oxidation. It can also change the propagation path of fluorescence inside ceramics, improve light absorption and fluorescence output efficiency and is conducive to ceramic molding.

Abstract: A device for leveling the feeder platform relative to the die table of a tablet compression machine where the device has a base having top surface, a die table engaging surface and a proximate feeder platform surface. The die table surface and the proximate feeder surface are essentially flat and level or parallel with each other. The surfaces are sized such that when mounted on a tablet compression machine, the die table engaging surface is level with and parallel to the die table and the proximate feeder platform surface is approximately parallel to the feeder platform. The proximate feeder platform surface has three or more adjustable sensors attached so that the sensors are in a non-linear arrangement and are level with and parallel to the die table.

Abstract: The present invention provides methods, processes, and systems for the manufacture of three-dimensional articles made of polymers using 3D printing. A layer of prepolymer is deposited on a build plate to form a powder bed. Then, solutions of first and/or second binding agents are printed on the powder bed in a predetermined pattern. After a predetermined period of time, sequential layers are printed to provide the three-dimensional article. The removable binding agent is then removed. The removable binding agent may be solubilized polyetheretherketone. Examples of solubilized polyetheretherketone include, but are not limited to, sulfonated polyetheretherketone and/or nitrated polyetheretherketone. The three-dimensional object can be cured to produce the three-dimensional article composed of the final polymers.

Abstract: Systems and method for producing a small-scale mixer are provided. In some implementations, a method for includes obtaining dimensions of an at-scale mixer. The method also includes determining first dimensions of the small-scale mixer based on respective dimensions of the at-scale mixer. The method further includes determining second dimensions of the small-scale mixer independent of the dimensions of the at-scale mixer. Additionally, the method includes generating the small-scale mixer using the first dimensions and the second dimensions using a three-dimensional printer.

Abstract: Various embodiments of the present disclosure are directed to methods and systems for producing plastic profiles. In one example embodiment, a method is disclosed including the steps of plasticizing a starting material in an extruder on an extrusion line, pressing the starting material through an extrusion die, cooling and calibrating the extruded material in a dry calibration and/or a wet calibration, and cutting the extruded material to length to form individual profile rods, cutting to length one or more profile samples can be requested intermittently at any point in time, applying, via a labeling device, on the profile samples characteristic information relating to the current extrusion process, taking into account the transit time of the profile.

Abstract: A preparation method of a screw pump screw pump screw rod rubber lining mould includes: mixing a high strength wear-resistant material with a binder to obtain a mixed slurry; injecting the mixed slurry into a female die for solidification and taking out to form a screw rod rubber lining mould preform; drying and sintering the screw rod rubber lining mould preform to obtain a screw rod rubber lining mould; immersing the screw rod rubber lining mould into a surface treatment liquid for surface heat treatment to form a wear-resistant layer, and cooling down to obtain a final mould. The high strength wear-resistant material is prepared by using a ZnFe2O4 nano-particle reinforced Ti(C,N)-based metal ceramic composite material; the surface treatment liquid includes an aluminum borosilicate whisker/polyimide composite material solution; the high strength wear-resistant material having good strength, good hardness, good fracture toughness, and good wear resistance is prepared and applied.

Abstract: An additive manufacturing system includes a first robotic arm and a print head with a nozzle. The first robotic arm is configured to hold a build part during a build process. The print head is configured to deposit source material layer by layer during the build process to construct the build part. The first robotic arm is configured to reorient the build part relative to the print head during the build process to modify an angle of a surface layer of the build part relative to the print head.

Abstract: A powder spreading apparatus includes a hopper having a first end, a second end opposite from the first end, a front wall, a rear wall opposite from the front wall, and a floor. The front wall, the rear wall, the first end, the second end, and the floor define an interior. An impeller is disposed within the interior of the hopper. The impeller includes a plurality of circumferentially spaced flutes and is configured to rotate about an impeller axis that extends from the first end of the hopper to the second end of the hopper to deposit powder onto a print area. A spreader rod is coupled to the hopper and extends along a spreader rod axis parallel to the impeller axis. The spreader rod is configured to rotate about the spreader rod axis to smooth the powder as it is deposited onto the print area.