Abstract: The present innovation is an innovative process for the manufacturing of jewelry or jewels with silver or gold adornments, such as bracelets, necklaces, earrings, pendants, among other artifacts, from the re-utilization of strings of tennis rackets disposed of by players, forming a polymer mass that is treated to generate the pieces, such as beads, which make up the final artifact.

Abstract: Sacrificial additively manufactured molds having a dissolvable material for use in thermoplastic injection molding processes at plastic melt temperatures in the range of 70-450 degrees C. and injection pressure in the range of 0.2-400 MPa. A method of producing a molded article using said sacrificial additively manufactured molds is also disclosed.

Abstract: The present invention relates to a method for manufacturing at least one monolithic inorganic porous support (1) having a porosity comprised between 10% and 60% and an average pore diameter ranging from 0.5 ?m to 50 ?m, using a 3D printer type machine (I) to build, in accordance with a 3D digital model, a manipulable three-dimensional green structure (2) intended to form, after sintering, the monolithic inorganic porous support(s) (1).

Abstract: Provided is a method of manufacturing a sensor. The sensor has a casing having an opening portion, a clamp having a recessed part on its outer periphery and having one end inserted into the opening portion, and a sealing ring attached to the recessed part and disposed between the casing and the clamp. The method includes using a first divided mold to form a first component of the clamp, the first component including a main body portion and a first part located at one end side of the main body portion and forming a part of the recessed part. The first divided mold is divided so that a dividing surface intersects the main body portion and separates in an axial direction of the main body portion.

Abstract: The present invention relates to a guiding and centering device (10) for a forming tool (2), in particular an injection molding or die-casting tool, comprising a first mold half (1) and a second mold half (5) which are guided by guide means (7) from a closed position in which the respective separating surfaces of both mold halves (1; 5) are pressed against one another into an opened position and vice versa. This guiding and centering device (10) comprises a protruding guiding body (4) formed as a circular cylindrical bolt (12) provided at the first mold half (1), a guiding recess (6) formed as a bush (14) with an circular cylindrical inner surface (20) provided at the second mold half (5) and a rolling element cage (16) with rolling elements (17) inserted in rows (18), by means of which the two mold halves (1; 5) are guided and precisely centered in the closed position.

Abstract: A liquefier tube for an additive manufacturing system, including a body provided with a feed channel including a feeding portion having a first diameter, an outlet portion having a second diameter, the first diameter being larger than the second diameter, and a transitional portion interconnecting the feeding portion and the outlet portion. The transitional portion has a decreasing third diameter from the first diameter to the second diameter, and an inner surface of the transitional portion is provided with a plurality of ribs. Methods of manufacturing the liquefier tube.

Abstract: A continuous filament additive manufacturing machine for building a part by laying down a continuous mono-filament or composite filament material layer by layer on a tool or substrate. The machine includes a system, such as a robot, operable to move in three degrees of freedom, and a placement module coupled to the system and being configured to deposit the continuous filament material. The placement module includes a guide for guiding the material to the part and an ultrasonic compaction device for compacting the material as it is being deposited from the placement module. The compaction device includes an ultrasonic horn having at least one guide hole through which the material passes before it is laid down and compacted. The ultrasonic horn is ultrasonically vibrated to melt or flow the material and cause the material to fuse and be compacted to the tool or substrate.

Abstract: A continuous filament additive manufacturing machine for building a part by laying down a continuous mono-filament or composite filament material layer by layer on a tool or substrate. The machine includes a system operable to move in at least three degrees of freedom, and a placement module coupled to the system and being configured to deposit the continuous filament material. The placement module includes a guide for guiding the material to the part and an ultrasonic compaction device for compacting the material as it is being deposited from the placement module. The compaction device includes an ultrasonic driver, an attachment member and a plurality of ultrasonic horns independently coupled to the attachment member and being movable independent of each other. The plurality of ultrasonic horns are ultrasonically vibrated to melt or flow the material and cause the material to fuse and be compacted to the tool or substrate.

Abstract: A manufacturing system includes a plurality of rails, a plurality of head manipulating mechanisms respectively coupled to the rails, and a plurality of automated fiber placement (AFP) heads respectively coupled to the head manipulating mechanisms. The rails are arranged around a barrel-shaped layup tool, and each rail is parallel to a tool axis. Each head manipulating mechanism moves along a rail. The head manipulating mechanisms position the AFP heads in circumferential relation to each other about a tool surface of the layup tool. A total quantity of AFP heads comprises the maximum number of AFP heads that can be circumferentially arranged in longitudinal alignment with each other on the layup tool without interfering with each other while applying layup material over the tool when the layup tool is stationary and during rotation about the tool axis, to thereby fabricate a green state layup having a barrel shape.

Abstract: The present disclosure provides a foam molded product and a manufacturing method. The foam molded product is includes a foam body, an insert material having a display unit or a detection unit attached to the foam body, and a surface material affixed to a surface to which at least the insert material is attached. A manufacturing method includes: preparing a pair of molds including a first mold and a second mold; affixing an insert material and a surface material together such that the surface material is in contact with a molding surface of the first mold; closing the pair of molds; injecting a foam resin into a molding space formed by closing the molds; foaming the foam resin to form a foam body; opening the pair of molds; and removing a molded product in which the affixed part and the foam body are integrated.

Abstract: Described herein are methods of stereolithographically printing intraocular devices, in particular intraocular lenses, as well as stereolithographic compositions for use therein. The stereolithography composition may comprise: a photoinitiator; a monofunctional aryl acrylate monomer, wherein the acrylate group of the monofunctional aryl acrylate monomer is of the formula -0-(C?0)-CH?CH2; and a multifunctional methacrylate or acrylate cross-linker, wherein the monofunctional aryl acrylate monomer is present in the composition in a greater amount than the multifunctional methacrylate or acrylate cross-linker.

Abstract: A system is disclosed that includes an end effector and a support configured to move the end effector. The support may include a first link, a second link rotationally connected to the first link at a joint, and a motor rigidly mounted to the first link and configured to drive rotation of the second link relative to the first link. The support may also include a sole encoder associated with the joint and configured to generate a signal indicative of a position of the first link relative to the second link. The system may further include a controller in communication with the sole encoder and the motor. The controller may be configured to selectively trim operation of the motor based only on the signal.

Abstract: Provided are a three-dimensional object inkjet printing method, a printing apparatus and a computer-readable storage medium. Where the three-dimensional object inkjet printing method includes: forming an adhesion support portion (2) on a support platform (1) first, and then forming an elastic support portion (3) on the adhesion support portion, the elastic support portion being embedded with a first elastic portion (31), and finally, forming a target object (4) by printing layer by layer on the elastic support portion. Therefore, a possibility of affecting a printing precision due to a separation of a material layer and the support platform is reduced, and a possibility of cracking in a bottom of the support when subjected to an impact force during an inkjet printing process is reduced at the same time, and a printing reliability is improved.

Abstract: A materials kit for three-dimensional (3D) printing can include a powder bed material including electroactive polymer particles including electroactive polymer having a melting temperature from about 100° C. to about 250° C. and a fusing agent including a radiation absorber to selectively apply to the powder bed material.

Abstract: The present disclosure relates to printing apparatus and manufacturing techniques for the manufacture and fabrication of pressure suits and space suits. The disclosure also relates to space suit components formed from additive polymer, and components including one or more layers of a mesh fabric with an applied layer of an additive polymer. One method includes providing an apparatus comprised of a six-degree of freedom motion manipulator with the motion manipulator attached to one or more printing extruder heads. Additive polymers may be extruded via the one or more printing extruder heads to form 3D printed space suit components.

Abstract: The present invention relates to a powder dry-pressing molding device and method.

Abstract: In a method for producing a three-dimensional mold and a three-dimensional shaped object by means of layer-by-layer material application, geometry data for the shaped object, a support part having a base surface for holding the three-dimensional shaped object, and a first and a second material that can be solidified are made available. In the solidified state, the second material includes at least one main component that can be cross-linked by means of treatment with energy, and a latent hardener that can be thermally activated, by means of which chemical cross-linking of the main component can be triggered by means of the effect of heat. To form a negative-shape layer, the first material is applied to the base surface and/or to a solidified material layer of the three-dimensional shaped object situated on this surface, in accordance with the geometry data, in such a manner that the negative-shape layer has at least one cavity that has a negative shape of a material layer of the shaped object to be produced.

Abstract: A transfer device designed to extract an amorphous or semi-solid structure, tissue, or construct from supporting media while maintaining the spatial integrity/organizational architecture thereof. The transfer device can include a controller, an actuator assembly, a plunger, and a needle. The controller can move the transfer device and the plunger independently.

Abstract: A soft material extruder including a housing having a cavity, an inlet configured to receive a material and an outlet. The extruder also includes a first intermeshed gear pair positioned in the cavity proximate the inlet, the first intermeshed gear pair that when driven is configured to draw material from the inlet into the cavity, a heating element positioned in the cavity proximate the outlet, wherein the heating element is configured to melt material in the vicinity of the outlet and a second intermeshed gear pair positioned in the cavity proximate the outlet, the second intermeshed gear pair forming a gear pump that when driven is configured to push molten material towards the outlet so that molten material is expelled from the outlet.

Abstract: A method for producing a resin sintered body 1 by applying an ink 3 to thermoplastic resin powder 2 and sintering the powder, the method including the step of immersing an intermediate resin sintered body 1m, which has an unevenly colored region on the surface thereof and the whole of which has been already sintered, in a surface treatment liquid containing sulfuric acid and chromic anhydride, in which the concentration of chromic anhydride is 300 g/L or more, for 5 minutes or longer. When producing a resin sintered body by sintering thermoplastic resin powder, the surface of the resin sintered body can be evenly and sufficiently colored to an extent required without an unevenly colored region on the surface thereof, and also the surface of the resin sintered body can have a good appearance and smoothness.