A system and method for providing centrifuge-based additive object manufacturing includes a rotating drum containing a material that solidifies when irradiated by a light source, the material spreads evenly over an item being manufactured when the rotating drum is in motion, a light source module emitting a light capable of solidifying the photopolymer material, and a material delivery module for adding a controlled amount of the photopolymer material into the rotating drum. The light source module moves inside the rotating drum and selectively emits its light solidifying the part of the layer in the areas crossing the object currently being manufactured.

Discloses is a method of manufacturing a micro-needle. The method includes a step of preparing a medicinal solution, a step of forming a plurality of tips with the medicinal solution, and a step of forming a cavity in each of the tips. In accordance with such a configuration, a micro-needle in which cavities are formed is provided, whereby it is possible to administer a fixed amount of medicine in a short time.

The present invention relates to a triboelectric energy harvesting device and a method for manufacturing the same. The triboelectric energy harvesting device according to an embodiment of the present invention includes a first frictional layer provided with a first surface having first electron affinity, and a second frictional layer facing the first surface and having second electron affinity, wherein at least one of the first and second frictional layers is formed of an elastic material and is provided in an elastic structure.

The present invention discloses a centrifugal hollow forming method and device, the centrifugal hollow forming device takes use of molding device and centrifugation device, firstly using the molding device to make the material form into a parison which comprises a superficial frozen layer and an inner uncured layer, then using the centrifugation device to generate centrifugal force for letting the uncured layer separate from the parison so that to a hollow basic body is formed, the advantages of using the centrifugal hollow forming device are that with high quality of the outer surface of the hollow product and even wall thickness, with strong controllability on thickness and high dimensional stability, cyclic utilization of the collection of overflow material, and with low manufacture cost and wide application range.

A system and method for providing centrifuge-based additive object manufacturing includes a rotating drum containing a photopolymer material that solidifies when irradiated by a light source, the photopolymer material spreads evenly over an item being manufactured when the rotating drum is in motion, a light source module emitting a light capable of solidifying the photopolymer material, a set of platform actuator elements coupled to a plurality of perforated platforms for controlling a position of the plurality of perforated platforms within the rotating drum while in operation, and a photopolymer material delivery system for adding a controlled amount of the photopolymer material into the rotating drum. The light source module moves inside the rotating drum and selectively emits its light solidifying the part of the layer above the plurality of perforated platforms in the areas crossing the object currently being manufactured.

A mold unit and base units are formed on a substrate. A covering resin layer is formed by coating a liquid-like resin composition to cover the surfaces of the mold unit and the base unit. When interval between one end of the base unit and the mold unit adjacent thereto is 1, the interval of the plurality of base units is 2, a distance between the center of the ejection opening and the other end of the base unit is L, the height of the unevenness between the surface of the base unit and the surface of the mold unit is H, and the covering resin layer has a thickness H2, when the base unit is established to 230 m, the base unit and the covering resin layer are formed so that the relations 130 m and H=0 m or H2/H3 are satisfied.

The invention relates to a method for the construction of a shaped body from photopolymerizable material by using lithography-based generative production (rapid prototyping), in which a layer of liquid photopolymerizable material is defined on a production platform (1, 2, 3, 4), the layer is polymerized in an exposure region having a predetermined contour by exposure, a further layer of photopolymerizable material is defined on the polymerized layer, the layer defined last is polymerized by exposure in an exposure region having a predetermined contour for the layer defined last, and the latter two steps are repeated until a shaped body having a predetermined shape has been formed by the sequence of cured layers with contours predetermined layer by layer, wherein ink is applied onto at least one layer inside the predetermined contour, wherein the production platform is suspended moveably and wherein the production platform is brought, after the polymerization of a layer in a processing station for polymerizing a layer, by movement to an ink application station as a further processing station in which ink is applied position-selectively to the layer formed last, after which the production platform is moved again to the processing station for polymerizing a further layer, characterized in that the movement of the production platform between various processing stations is carried out by rotating a drum-shaped carrier which holds the production platform on its circumference, around a horizontal or vertical axis of rotation, wherein the processing stations are disposed distributed around the axis of rotation of the drum shaped carrier.

Method for manufacturing a composite material comprising a polymer and nanomaterials, the method comprising the following steps: dissolution of the polymer in a first solvent, whereby a first solution is obtained, dispersion of the nanomaterials in a second solvent, different from the first solvent, whereby a second solution is obtained, mixing of the two solutions, whereby a third solution is obtained, heating of the third solution so as to evaporate the second solvent, whereby a final solution is obtained, deposition of the final solution on a substrate and evaporation of the first solvent, the second solvent having a boiling point lower by at least 30 C. than that of the first solvent, and the viscosity of the final solution being equal to some 10% of the viscosity of the first solution.

Certain exemplary embodiments can provide a manufacturing method, process, machine, and/or system for continuously consolidating granular materials, creating new alloys and/or composites, and/or modifying and/or refining material microstructure, by using plastic deformation of feedstock(s) provided in various structural forms. Materials produced during this process can be fabricated directly and/or in forms such as, e.g., wires, rods, tubes, sheets, plate and/or channels, etc.

Certain exemplary embodiments can provide a manufacturing method, process, machine, and/or system for continuously consolidating granular materials, creating new alloys and/or composites, and/or modifying and/or refining material microstructure, by using plastic deformation of feedstock(s) provided in various structural forms. Materials produced during this process can be fabricated directly and/or in forms such as, e.g., wires, rods, tubes, sheets, plate and/or channels, etc.