Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers (3) of a build material (4) which can be consolidated by means of an energy source.

Abstract: The invention relates to an energy transmission device (1, 10) for the contactless transmission of electric energy, comprising several transmitting coils (2, 3, 11, 12, 13, 30, 31, 32), several receiver coils (4, 5, 14, 15), and a control device (6, 16) which is designed to sequentially control a predetermined number of the transmitting coils (2, 3, 11, 12, 13, 30, 31, 32) in an energy transmission mode. The invention further relates to a corresponding energy transmission method.

Abstract: The invention relates to a device for inductively charging an electric vehicle (17), comprising a primary coil (11) for generating a main magnetic field (10) and a sensor coil system (30) for detecting electrically conductive foreign bodies, having at least one sensor coil. The sensor coils are arranged and connected relative to the primary coil (11) such that no voltages are induced by the main magnetic field (10) if interference magnetic fields generated by foreign bodies are absent in the sensor coil system (30), and a voltage is induced by the main magnetic field (10) if an interference magnetic field generated by a foreign body is present in the sensor coil system (30).

Abstract: Method for contactlessly transmitting electrical energy to a load (17) using a transmission system (1), having the steps of: converting alternating current from an alternating current source (4) into direct current using a primary rectifier (5), converting the direct current generated by the primary rectifier (5) into alternating current using a primary inverter (7), changing a primary parameter (di) at a component (38) of a primary part (2) of the transmission system, such that the electrical power consumed by a load (17) is changed as a result, contactlessly transmitting the electrical energy of the alternating current generated by the primary inverter (7) from a primary coil (9) to a secondary coil (12), converting the alternating current generated in the secondary coil (12) into direct current using a secondary rectifier (15), changing a secondary parameter at a component (16) of a secondary part (3) of the transmission system (1), such that the electrical power consumed by the load (17) is changed as a r

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation (8) and consolidation of layers of a build material (3) which can be consolidated by means of an energy source, comprising a determination device (13) adapted to determine at least one parameter of radiation (8) emitted from a build plane (6), wherein an optical unit (19) is provided that is adapted to guide at least a part of the radiation (8) emitted from the build plane (6) to a determination unit (14, 15) of the determination device (13) and to reduce radiation (10) emitted from at least a central part of a consolidation zone (9) of the build plane (6) in the at least one guided part of the radiation (8).

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of at least one energy beam (4), which apparatus (1) comprises an irradiation device (5) with at least one beam guiding element (7) on which the energy beam (4) is partially reflected, wherein a first beam part (10) extends between the beam guiding element (7) and a build plane (18) of the apparatus (1) and a second beam part (11) is transmitted through or scattered at the beam guiding element (7), wherein a determination device (12) is provided that is adapted to determine at least one parameter of the second beam part (11).

Abstract: Method for operating at least one apparatus (1) for additively manufacturing of three-dimensional objects (2-4) by means of successive layerwise selective irradiation and consolidation of layers of a build material (5) which can be consolidated by means of an energy beam (6), wherein a communication interface (10) connected or connectable with the at least one apparatus (1) is adapted to receive at least a first data set (15-17) comprising object data from at least a first user (12-14), relating to at least one object (2-4) to be built, and at least a second data set (15-17) comprising object data from at least a second user (12-14), wherein a manufacturing process of at least two objects (2-4) is controlled dependent on the data sets (15-17) of the at least two users (12-14).

Abstract: Method for operating at least one apparatus (5, 6) for additively manufacturing of three-dimensional objects (7-9) by means of successive layerwise selective irradiation and consolidation of layers of a build material (10) which can be consolidated by means of an energy beam (11), wherein a communication interface (4) connected or connectable with the at least one apparatus (5, 6) is adapted to receive at least a first data set (14, 15) comprising object data from at least a first user (1, 2) of a first user group (3), relating to at least one object (7-9) to be built, and at least a second data set (16, 17) from at least one second user (18, 19) of a second user group (20).

Abstract: The invention relates to a device for the transferring energy by induction, for a vehicle, between at least one emitter coil and at least one receiver coil of the vehicle, said at least one receiver coil being arranged at a distance from said at least one emitter coil, a field concentrator being arranged between the at least one emitter coil and the at least one receiver coil.

Abstract: The invention relates to an efficient way to charge DC link capacitor in a charging circuit for an electric energy store. To this end, the DC link capacitor of the charging circuit is initially charged, by means of the charging circuit, to a voltage in the range of a voltage across the terminals of the electric energy store to be charged. The DC link capacitor is electrically connected to the electric energy store to be charged only once the DC link capacitor has been charged to the predefined voltage.

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers (2) of a powdered build material (3) which can be consolidated by means of an energy beam (4), the apparatus (1) comprising: an irradiation device (8) configured to generate at least a first and a second energy beam (4, 9), whereby the second energy (9) beam follows the path of the first energy beam (4) with a defined local and/or time offset; a detection device (11) configured to detect radiation (12) emitted from a portion of a layer (2) of powdered build material (3) which was selectively irradiated by the first energy beam (4), an evaluation device (14) configured to evaluate detected radiation (12) emitted from a portion of a layer (2) of powdered build (3) material which was selectively irradiated by the first energy beam (4).

Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy beam (4), the apparatus comprising: a first detection device (15) adapted to detect at least one first process parameter (P1), particularly during operation of the apparatus (1), and to generate a first data set (DS1) comprising information relating to the detected first process parameter (P1); at least one second detection device (16) adapted to detect at least one second process parameter (P2), particularly during operation of the apparatus (1), and to generate at least one second data set (DS2) comprising information relating to the detected second process parameter (P2); a data processing device (18) adapted to link the first data set (DS1) with the at least one second data set (DS1).

Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (3) which can be consolidated by means of an energy beam (4), wherein a detection device (13) is provided that is configured to detect splash particles (8-10) generated by at least partially evaporating build material (3) in a consolidation zone (7) in which the energy beam (4) irradiates the build material (3).

Abstract: Method for producing a machine-readable controlling and/or operating means (M) for controlling and/or operating at least one functionality of an apparatus (1) for additively manufacturing a three-dimensional object (2) is provided which can be consolidated by means of an energy beam (4), including: providing a specified data format, producing a provisional controlling and/or operating means (PM), checking if the produced provisional controlling and/or operating means (PM) fulfils at least one pre-defined certification criterion, and if the provisional controlling and/or operating means (PM) fulfils the at least one certification criterion, producing the machine-readable controlling and/or operating means (M) by providing at least one certification key (K) to the provisional controlling and/or operating means (PM).

Abstract: The present invention relates to an inductive energy transfer system and a method for the diagnosis of a foreign object detection of an inductive energy transfer system. For this purpose, a defined fault is introduced into the region to-be-monitored between primary coil and secondary coil of the inductive energy transfer system, and the response of the foreign object detection to said defined fault is then evaluated.

Abstract: Apparatus for the additive production of three-dimensional objects by successive layerwise selective exposure and consequent successive layerwise selective solidification of construction material layers of a construction material that can be solidified by means of an energy beam, comprising:—an exposure device, which is configured in order to generate an energy beam for the successive layerwise selective exposure and consequent successive layerwise selective solidification of construction material layers of a construction material that can be solidified by means of the energy beam, and—a measuring device for measuring a temperature, wherein the measuring device is configured in order to measure a temperature at at least one measurement point, the measurement point being assigned to at least one three-dimensional object formed at least partially from solidified construction material or to at least one object section formed in the scope of the additive production of an object to be produced additively.

Abstract: The invention relates to a device (1) for inductively charging an electrical storage unit, in particular of a motor vehicle, comprising a stationary primary coil (2) and a secondary coil that is or can be associated with the motor vehicle, wherein at least one resonance capacitor (7) is associated with the primary coil (2) and the secondary coil, respectively. According to the invention, at least one of the resonance capacitors (7) is designed to at least substantially surround the coil (2) in question or to at least substantially be surrounded by the coil (2) in question.

Abstract: An apparatus (1) for manufacturing of three-dimensional objects (2), especially SLM or SLS apparatuses (selective laser melting apparatus or selective laser sintering apparatus), significantly comprising a construction room (4) arranged in a housing (3) of the apparatus (1).

Abstract: A system (1) for additive manufacturing of three-dimensional objects, comprising: at least one apparatus (3) provided for additive manufacturing of a three-dimensional object (2) by successive, selective layer-by-layer exposure and thus solidification of construction material layers to be selectively solidified by means of an energy beam (5), at least one powder module (11a-11c) comprising a powder chamber limiting a powder chamber volume for receiving construction material (4) to be solidified within the scope of an additive construction process or not solidified within the scope of an additive construction process with a carrying device (12a-12c) arranged or formed therein comprising at least one magnetizable component, at least one demagnetization device (14) provided for automatable or automated demagnetization of at least one magnetized component of the powder module (11a-11c), especially the carrying device (12a-12c).

Abstract: The invention relates to a device for the transferring energy by induction, for a vehicle, between at least one emitter coil and at least one receiver coil of the vehicle, said at least one receiver coil being arranged at a distance from said at least one emitter coil, a field concentrator being arranged between the at least one emitter coil and the at least one receiver coil.