Abstract: The present disclosure provides three-dimensional (3D) printing systems, devices, apparatuses, methods, and non-transitory computer readable media for 3D printing comprising closures of 3D object portions that are vertically directly unsupported during their printing.

Abstract: The present disclosure provides systems, apparatuses, devices software, and methods for material manipulation and detection. For example, detection of a level of material in a container such using a material level detection system. For example, temperature conditioning of the material, e.g., during its conveyance. For example, facilitating continuous flow of the material in a junction of a material conveyance system. Any of the material level detection system, temperature conditioning system, and junction, may be part of, or operatively coupled to, other system(s), e.g., the material conveyance system and/or a 3D printing system.

Abstract: The present disclosure provides manufacturing systems, devices, apparatuses, methods, and non-transitory computer readable media for detection and/or prevention of harm caused at least in part by malfunction in section(s) of a material conveyance system operatively coupled with a manufacturing enclosure experiencing pressure fluctuation during manufacturing. Coupling or decoupling of pressure fluctuations sensed in various portions of the material conveyance system with those occurring in the manufacturing enclosure, may indicate harm to the section(s) of the material conveyance system. The various portions may or may not be similar to the section(s). The manufacturing system may comprise a three-dimensional printing system.

Abstract: The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, devices, and systems for the production of at least one requested 3D object and for removal of a remainder material. The removal may be accomplished when the remainder material exhibits challenging conditions during removal while being safe for a user, the conditions comprising temperature, reactivity, bridging tendency, or possible loss of fluidity.

Abstract: The present disclosure provides various apparatuses, systems, software, and methods for three-dimensional (3D) printing. The disclosure delineates various optical components of the 3D printing system, their usage, and their optional calibration and maneuverability. The disclosure delineates calibration of one or more components of the 3D printer, e.g., the energy beam. The disclosure provides optical devices that are robust, e.g., in terms of their maneuvering.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, devices, apparatuses, methods, and non-transitory computer readable media for loading new powder into a three-dimensional printer, e.g., during the printing. The manner of loading the new powder may reduce degradation of the powder and/or reduce in the printed 3D object an amount of reaction product(s) of the powder with reactive agent(s) present in the atmosphere.

Abstract: The present disclosure provides manufacturing systems and associated devices, apparatuses, methods, and non-transitory computer readable media, in relation to pressure control in at least a portion of the manufacturing system, e.g., a three-dimensional printing system. The pressure control may consider various aspect of the printed 3D object(s) and/or the material bed utilized for printing the 3D object(s). The pressure control may utilize one or more reservoirs, e.g., at least a portion of a gas conveyance system of the 3D printer. The pressure control may reduce disturbances in an exposed surface of the material bed during the printing.

Abstract: The present disclosure provides a lid assembly, a maneuvering mechanism for the lid assembly, and a casing configured facilitate storing the lid assembly and the maneuvering mechanism, e.g., in a chamber having an isolated environment. The maneuvering mechanism may facilitate maneuvering the lid assembly in the isolated environment. The lid assembly may be configured to maintain in a build module an isolated environment. The present disclosure provides systems, devices, apparatuses, methods, and non-transitory computer readable media, associated with the lid assembly, the maneuvering mechanism, the casing, and with three dimensional printing.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and unpacking station. The material conveyance system may comprise transporting pre-transformed (e.g., powder) material against gravity, by directional conveyance (e.g., of a bounceable platform), and prolonged uninterrupted sieving while minimizing sieve blinding. The 3D printing described herein comprises facilitating non-interrupted (e.g., curbs interruptions of) material dispensing through a component of the 3D printer, such as a layer dispenser.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and unpacking station. The material conveyance system may transport pre-transformed material against gravity. The 3D printing described herein comprises facilitating non-interrupted material dispensing through a component of the 3D printer, such as a layer dispenser.

Abstract: The present disclosure provides three-dimensional (3D) methods, apparatuses, software (e.g., non-transitory computer readable medium), and systems for the formation of at least one desired 3D object; comprising use of a geometric model, a physics based model, one or more markers, one or more modes, or any combination thereof. The disclosure provides reduction of deformation that may be caused by the forming process of the 3D object.

Abstract: Provided herein are methods, apparatuses, and non-transitory computer readable media concerning quality assurance of three-dimensional object(s) and their formation. In some embodiments, a plurality of variables is considered in assessing performance of a manufacturing mechanism (e.g., printer) utilized in forming the three-dimensional object(s). In some embodiments, a plurality of variables is considered in assessing a process for forming the three-dimensional object(s). In some embodiments, a plurality of variables is considered in assessing a quality of the formed three-dimensional object(s).

Abstract: The present disclosure various apparatuses, and systems for 3D printing. The present disclosure provides three-dimensional (3D) printing methods, apparatuses, software, and systems for a step and repeat energy irradiation process; controlling material characteristics and/or deformation of the 3D object; reducing deformation in a printed 3D object; and planarizing a material bed including usage of a non-contact material removal mechanism.

Abstract: Provided herein are three-dimensional (3D) printing processes, apparatuses, software, devices, and systems for the production of at least one 3D object printed in a printing cycle, e.g., a 3D printer. The 3D printer describe herein may facilitate safe and accurate printing of 3D objects, e.g., when generated from reactive starting materials. The 3D printer (e.g., comprising a processing chamber, or a build module) may retain a requested (e.g., inert) atmosphere around the material bed and/or 3D object during the printing, e.g., at several 3D printing cycles. The 3D printer may comprise one or more build modules that may have a controller separate from the controller of that of the processing chamber. The 3D printer may comprises a platform that may be automatically constructed. The 3D printing may occur over a long time (e.g., many layers and/or one or more print cycles) without operator intervention and/or down time.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, methods and non-transitory computer readable media for the production of at least one requested 3D object. The 3D printer described herein facilitates operation of a layer dispensing mechanism with high precision albeit operating in an enclosure contaminated by debris, e.g., during the 3D printing. The debris may be a byproduct of the 3D printing.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and unpacking station. The material conveyance system may transport pre-transformed material against gravity. The 3D printing described herein comprises facilitating non-interrupted material dispensing through a component of the 3D printer, such as a layer dispenser.

Abstract: Provided herein are methods, apparatuses, and non-transitory computer readable media concerning quality assurance of three-dimensional object(s) and their formation. In some embodiments, a plurality of variables is considered in assessing performance of a manufacturing mechanism (e.g., printer) utilized in forming the three-dimensional object(s). In some embodiments, a plurality of variables is considered in assessing a process for forming the three-dimensional object(s). In some embodiments, a plurality of variables is considered in assessing a quality of the formed three-dimensional object(s).

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and/or an unpacking station. The material conveyance system may transport pre-transformed material (e.g., powder) against gravity. The 3D printing described herein facilitated reducing interruptions of (e.g., providing non interrupted) (ii) material recycling, and/or (i) material dispensing through a component of the 3D printer such as a layer dispenser. The material conveyance system may operate above ambient pressure, e.g., while performing a suction operation. The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, and systems for controlling and/or treating gas and gas borne debris in an atmosphere of a 3D printer.

Abstract: The present disclosure provides various three-dimensional (3D) objects, some of which comprise a wire or 3D plane. Disclosed herein are methods, apparatus, software, and systems for their generation that may reduce or eliminate the need for auxiliary support during the formation of the 3D objects. The methods, apparatuses, software, and systems of the present disclosure may allow the formation of objects with short, diminished number, and/or spaced apart auxiliary support structures. These 3D objects may be objects with adjacent surfaces such as hanging structures and planar hollow 3D objects.

Abstract: The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, and systems for the production of at least one desired 3D object. The 3D printer system (e.g., comprising a processing chamber, build module, or an unpacking station) described herein may retain a desired (e.g., inert) atmosphere around the material bed and/or 3D object at multiple 3D printing stages. The 3D printer described herein comprises one or more build modules that may have a controller separate from the controller of the processing chamber. The 3D printer described herein comprises a platform that may be automatically constructed. The invention(s) described herein may allow the 3D printing process to occur for a long time without operator intervention and/or down time.