Abstract: A method for connecting an X-ray marker to a base body of an implant is provided. The based body includes a receptacle for receiving an X-ray marker. A flexible film and an X-ray marker are arranged so that at least a section of the film is located between the receptacle and the X-ray marker. The X-ray marker is pressed into the receptacle while interposing the film so that the X-ray marker is plastically deformed and, together with the film, is fixed in a force-fit manner in the receptacle. The film prevents contact between the X-ray marker and the base body.

Abstract: Methods for manufacturing objects are provided herein. In some embodiments, a method includes receiving a dental appliance formed using an additive manufacturing process, the dental appliance including a plurality of appliance portions. The method can include identifying, based on sensor data, a location of a subset of the appliance portions on the dental appliance. The method can further include applying energy to a subset of the appliance portions to selectively modify one or more material properties of the subset of the appliance portions.

Abstract: An inspection method for an injection molding device includes: a first step of acquiring a first detection value from a sensor using a test mold having the sensor, the sensor measuring a temperature or pressure of a molten material injected from a first injection molding device into a cavity section demarcated by a fixed mold and a moving mold; a second step of injecting a molten material from a second injection molding device into the cavity section and acquiring a second detection value from the sensor; and a third step of performing an inspection using the first detection value and the second detection value.

Abstract: A pressware extractor assembly includes an elongated transport rail, a first car, a second car, and a powered drive mechanism. The first car includes a first car frame and a plurality of extractor elements operable to releasably hold respective products. The second car is slidably supported by the transport rail to slide laterally relative to the transport rail along the lateral rail axis, with the first car being supported to slide laterally with the second car. The powered drive mechanism shiftably supports the first car relative to the second car for vertical movement of the extractor elements relative to the mold assembly. The powered drive mechanism is configured to shift the first car between a lowered position, and a raised position, in which the products are lifted by the extractor elements.

Abstract: Methods and systems that include introducing blowing agent into a hopper of a polymeric foam processing system.

Abstract: A method includes identifying one or more images of a mold of a dental arch, identifying a digital model corresponding to the mold of the dental arch, providing the one or more images and the digital model as input into a trained machine learning model, receiving, from the trained machine learning model, output, and determining, based on the output, whether the mold matches the digital model.

Abstract: Apparatuses, systems and methods capable of controlling an additive manufacturing print process on an additive manufacturing printer. The disclosed embodiments may include: a plurality of sensors capable of monitoring at least one of an input of print filament to a print head of the printer, and a temperature of a nozzle of the printer, as indicative of a state of the additive manufacturing print process; at least one processor associated with at least one controller and capable of receiving sensor data regarding the monitoring from the plurality of sensors, and comprising non-transitory computing code for applying to the sensor data at least one correct one of the state of the additive manufacturing print process; a comparator embedded in the non-transitory computing code for assessing a lack of compliance of the print process to the correct one of the state; and at least one modifying output of the at least one controller to revise the compliance of the print process to the correct one of the state.

Abstract: A three-dimensional (3D) object comprises a plurality of layers representative of an additive manufacturing process, wherein each layer of the plurality of layers approximately has a first thickness. A first layer of the plurality of layers forms at least a portion of a first surface of the 3D object, the first layer comprising a support region and an overcure region, wherein the first layer approximately has the first thickness at the support region and a greater second thickness at the overcure region. A support mark is included at the support region, wherein the support mark is inset from a first surface profile of the 3D object defined by the overcure region.

Abstract: The present disclosure provides methods of reducing center shifting of golf ball components, which, in turn, improves concentricity of the resulting golf balls. The methods include extruding a golf ball component material through an extruder to form an extrudate having a first temperature, cutting the extrudate at a second temperature to form a component prep, and molding the component prep into the golf ball component. The preps formed by the methods of the present disclosure include surfaces having reduced or no concavity.

Abstract: In various aspects, a polymer resin is provided for vat or ultraviolet-assisted direct ink writing (UV-DIW) photopolymerization. The resin can include a polyamic acid salt formed from the addition of a photocrosslinkable amine to a polyamic acid. The resin can include a photoinitiator suitable for initiating crosslinking of the photocrosslinkable amine when exposed to a light source of a suitable wavelength and intensity. The polyamic acid can be formed, for instance, by the addition of a diamine to a suitable dianhydride. Methods of additive manufacturing using the resins are also provided.

Abstract: A method of making a surgical biothread from natural cellulose fiber is provided. The method includes making nanoscale cellulose using acid hydrolysis and pyrolysis of a mixture of palm tree stems and banana flower bracts; mixing the nanoscale cellulose with a plasticizer to obtain a nanoscale polymer; and casting the nanoscale polymer using a syringe and needle to obtain the biothread.

Abstract: A method for prefabricating pore defects by controlling a SLM process, including performing laser scanning on a specified metal melt layer (LY) according to a first scan path (P1) and a second scan path. The first scan path (P1) and the second scan path (P2) have a path overlap zone (A0), the path overlap zone (A0) has a predetermined width, and laser energy input superimposed in the path overlap zone (A0) is controlled to reach a predetermined energy value, whereby keyholes are formed at a plurality of positions in a lengthwise direction of the path overlap zone (A0), the specified metal melt layer (LY) is taken as a defect layer, and the keyholes in the path overlap zone (A0) is taken as pore defects.

Abstract: A finish portion of a preform for rotatably engaging with a closure to seal pressurized contents within an interior of a container formed from the preform. The finish portion includes a cylindrical body that begins at an opening to the interior. The cylindrical body has a base surface, threads extending from the base surface, a tamper evidence ledge, and a handling surface disposed between the threads and the tamper evidence ledge. A stepped interior includes a graduated narrowing of the cylindrical body between the base surface and the handling surface.

Abstract: Improved separator film compositions, methods and systems for use in producing thermoformed dental appliances are disclosed.

Abstract: The invention is an integrally blow-moulded bag-in-container obtainable by blow-moulding an injection moulded multi-layer preform. The bag-in-container includes an inner layer forming the bag and an outer layer forming the container, and a single opening, the mouth, fluidly connecting the volume defined by the bag to the atmosphere. The container further includes at least one interface vent fluidly connecting the interface between inner and outer layers to the atmosphere, wherein the bag is anchored to the outer layer at at least one point remote from the single opening and interface vent. The invention also relates to a process and a mould for the production of the blow-moulded bag-in-container.

Abstract: A device for treating hollow bodies, comprising at least a nozzle and a circuit for setting a pressurized airflow in circulation, having a valve and a first pressure sensor measuring a first pressure; a control distributor of said valve; a line connecting said distributor to said valve; a control unit with a time measurement component; wherein said device comprises a second pressure sensor situated along said line, measuring a second pressure, and wherein said control unit comprises means that are able to determine a differential between the measurement of the first pressure and the measurement of the second pressure as a function of time. The invention also relates to a corresponding treatment method.

Abstract: A method for producing an article containing silicon carbide as the main constituent includes a plurality of sets of steps of forming a layer of a raw material powder and irradiating the layer with laser light according to three-dimensional model data. The low material powder is a mixture of silicon carbide powder, metallic silicon powder, and carbon powder. The laser light used in the step of irradiation with laser light has a spatial laser power density of 11 J/mm3 to 50 J/mm3.

Abstract: The present invention provides a method for producing microparticles in which a porous micromold is degassed such that a precursor solution is quickly loaded into the micromold through the suction force of the micromold regardless of the viscosity and wettability of the precursor solution.

Abstract: A method for manufacturing a soft stamp includes providing a substrate having a first electrode and a second electrode, the second electrode being formed at a distance less than 100 nm from the first electrode so that a nanogap Ng is formed between the first and second electrodes; pouring a curable substance over the first and second electrodes and into the nanogap Ng; curing the curable substance to form a soft stamp; and removing the soft stamp from the first and second electrodes. The soft stamp has a nano-feature having a size less than 100 nm.

Abstract: Methods for producing a dispenser for dispensable products are disclosed. The method includes attaching a label to the front plate of the dispenser by an in-mold process. The label has a label height (H2) that is less than the front plate height (H1) and label width (W2) that is less than the front plate width (W1) such that a border is formed around at least a portion of the label in the front plate. The front plate can be formed from a transparent material while the label is formed from an opaque material.