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141
US2020023466A1
METHOD FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: US2020023466A1 Publication Date: 2020-01-23 Application Number: 16/280,399 Filing Date: 2019-02-20 Inventor: Werner, Jürgen   Assignee: CONCEPT LASER GMBH   IPC: B23K26/34 Abstract: Method for additively manufacturing at least one three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of build material layers (3), whereby each build material layer (3) comprises at least one irradiation area (IA) which is to be irradiated and consolidated by means of at least one energy beam (5), whereby the at least one irradiation area (IA) is irradiated on basis of a main irradiation pattern (MP) for consolidating the irradiation area (IA), the main irradiation pattern (MP) comprising a plurality of irradiation pattern elements (IPE) being separately irradiatable or irradiated with the at least one energy beam (5), whereby the amount of energy input into the respective irradiation pattern element (IPE) in the main irradiation step is different from the amount of energy input into the irradiation pattern element (IPE) in the at least one additional irradiation step.
142
US2020061925A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020061925A1 Publication Date: 2020-02-27 Application Number: 16/290,961 Filing Date: 2019-03-04 Inventor: Klaußner, Tim   Zeulner, Fabian   Assignee: CONCEPT LASER GMBH   IPC: B29C64/393 Abstract: Apparatus (11) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a build material (19) which can be consolidated by means of an energy source, wherein a position determination device (1) is provided that is adapted to determine position data relating to a position of at least one part (3) of at least one object (2) based on a detection of a reflected part (8) of an energy beam (16) or a measurement beam (5) that is reflected at the at least one part (3) of the at least one object (2).
143
US2020130279A1
DETERMINATION DEVICE FOR DETERMINING AT LEAST ONE PARAMETER OF AN ENERGY BEAM
Publication/Patent Number: US2020130279A1 Publication Date: 2020-04-30 Application Number: 16/294,848 Filing Date: 2019-03-06 Inventor: Dicken, Christian   Schulz, Thomas   Assignee: CONCEPT LASER GMBH   IPC: B29C64/386 Abstract: Determination device (2) for determining at least one parameter of an energy beam (4), in particular an energy beam (4) generated via an irradiation device of an apparatus (1) for additively manufacturing three-dimensional objects, which determination device (2) comprises two determination units (5, 6) arrangeable or arranged in succession in a beam path (3) of the energy beam (4), characterized in that each determination unit (5, 6) builds or comprises at least one complementary pattern element (15, 18, 21, 23, 24, 27, 30), wherein at least two pattern elements (15, 18, 21, 23, 24, 27, 30) of the two determination units (5, 6) complement each other to a superordinate pattern (32, 35).
144
US2020230883A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020230883A1 Publication Date: 2020-07-23 Application Number: 16/294,914 Filing Date: 2019-03-06 Inventor: Hofmann, Alexander   Hiemann, Denise   Hetzel, Ralf   Assignee: CONCEPT LASER GMBH   IPC: B29C64/343 Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise consolidation of layers of a build material (3) which can be consolidated by means of an energy source, comprising a dose module (5) and a build module (6) and an application unit (8), wherein the application unit (8) is adapted to convey build material (3) from a dose plane (10) provided by the dose module (5) to a build plane (11) of the build module (6), wherein at least one buffer module (15) is provided, wherein the application unit (8) is adapted to convey build material (3) from a buffer plane (17) to the build plane (11), which buffer plane (17) is provided by the buffer module (15) in an operational state of the apparatus (1) in which the dose module (5) is not available, in particular during an exchange of the dose module (5), wherein the buffer plane (17) is smaller than the dose plane (10).
145
US2020238616A1
POWDER MODULE FOR AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020238616A1 Publication Date: 2020-07-30 Application Number: 16/294,918 Filing Date: 2019-03-07 Inventor: Pfister, Frank   Beck, Moritz   Ulbrich, Sarah   Assignee: CONCEPT LASER GMBH   IPC: B29C64/245 Abstract: Powder module (1) for an apparatus (2) for additively manufacturing three-dimensional objects, which powder module (1) comprises a holding device (5) adapted to hold a build plate (3) of the powder module (1), wherein the holding device (5) comprises at least one clamping unit (6) connectable with and disconnectable from a recess (7) in the build plate (3), wherein the clamping unit (6) is moveable between a first position in which the clamping unit (6) is connected with the build plate (3) and a second position in which the clamping unit (6) is disconnected from the recess (7).
146
EP3599079A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3599079A1 Publication Date: 2020-01-29 Application Number: 18185591.7 Filing Date: 2018-07-25 Inventor: Werner, Jürgen   Assignee: Concept Laser GmbH   IPC: B29C64/153 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 an energy beam (6, 6') generated via an irradiation device (4), wherein the irradiation device (4) comprises at least one beam guiding unit (7, 7') that is adapted to guide the energy beam (6, 6') across a build plane (9) in which build material (3) is applied to be irradiated, wherein the at least one beam guiding unit (7, 7') is arranged behind a point of impact (20) of the energy beam (6, 6') in the build plane (9), in particular all possible points of impact (20), with respect to a streaming direction (16) of the gas stream (13) streaming over the build plane (9).
147
EP3597404A1
METHOD FOR OPERATING AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3597404A1 Publication Date: 2020-01-22 Application Number: 18184304.6 Filing Date: 2018-07-18 Inventor: Hunze, Stephan   Dr., Eichenberg Boris   Assignee: Concept Laser GmbH   IPC: B29C64/277 Abstract: Method for operating an apparatus (1) for additively manufacturing three-dimensional objects (2), wherein at least two coherent energy beams (7) are generated and combined into a combined energy beam (8) and at least one combined beam property of the combined energy beam (8) is adjusted via a modulation unit (5).
148
EP3636416A1
ADAPTIVE RECOATER BLADE FOR A 3D PRINTER
Publication/Patent Number: EP3636416A1 Publication Date: 2020-04-15 Application Number: 18199717.2 Filing Date: 2018-10-10 Inventor: Schmidbauer, Christoph   Wohlfarth, Dagmar   Diller, Christian   Hiemann, Denise   Petratschek, André   Assignee: Concept Laser GmbH   IPC: B29C64/214 Abstract: Application unit (1) for applying, in particular powdery, build material in a build plane (2) in a process chamber (3) of an apparatus (4) for additively manufacturing three-dimensional objects, which application unit (1) comprises an application element (5) carried by an application element carrier (6), characterized in that the application element (5) is coupled to the application element carrier (6) via at least one deflection unit (9).
149
EP3643477A1
APPARATUS FOR ADDITIVELY MANUFACTURING A THREE-DIMENSIONAL OBJECT
Publication/Patent Number: EP3643477A1 Publication Date: 2020-04-29 Application Number: 18202969.4 Filing Date: 2018-10-26 Inventor: Braunroth, Domenik   Assignee: Concept Laser GmbH   IPC: B29C64/153 Abstract: Apparatus (1) for additively manufacturing a three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of layers of build material (4) which can be consolidated by means of at least one energy beam (5), the apparatus (1) comprising a build material application device (7) configured to apply an amount of build material (4) in a build plane (BP) of the apparatus (1) so as to form a build material layer (3) which is to be selectively irradiated and consolidated by means of the at least one energy beam (5), wherein the build material application device (7) comprises: a build material conveying unit (9) comprising at least one, particularly band- or belt-like, conveying element (11), the conveying element (11) being operable to convey build material (4) along a build material conveying path (CP) above the build plane (BP) of the apparatus (1); and a recoating unit (10) comprising at least one recoating element (20) being operable to apply an amount of build material (4) in the build plane (BP) of the apparatus (1) so as to form build material layer (3) which is to be is to be selectively irradiated and consolidated by means of the at least one energy beam (5).
150
EP3616887A1
APPARATUS, CALIBRATION DEVICE AND CALIBRATION METHOD FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3616887A1 Publication Date: 2020-03-04 Application Number: 18192126.3 Filing Date: 2018-08-31 Inventor: Hunze, Stephan Dr.-ing.   Assignee: Concept Laser GmbH   IPC: B29C64/393 Abstract: Apparatus (1) for additively manufacturing three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material which can be consolidated by means of an energy beam (2), wherein the apparatus (1) comprises an irradiation device (3) for generating the energy beam (2) and a stream generating unit (7) for generating a gas stream (8) streaming through a process chamber (9) in which the additive manufacturing process is performed, wherein at least one determination device (13) is provided that is adapted to determine at least one gas parameter of the gas stream (8) inside the process chamber (9), wherein a calibration device (14) is adapted to calibrate and/or adjust the irradiation device (3) dependent on the at least one gas parameter, in particular for adjusting at least one irradiation parameter of the irradiation device (3).
151
EP3659784A1
METHOD FOR ADDITIVELY MANUFACTURING AT LEAST ONE THREE-DIMENSIONAL OBJECT
Publication/Patent Number: EP3659784A1 Publication Date: 2020-06-03 Application Number: 18208976.3 Filing Date: 2018-11-28 Inventor: Werner, Jürgen   Assignee: Concept Laser GmbH   IPC: B29C64/153 Abstract: Method, control unit and apparatus for additively manufacturing at least one three-dimensional object (2) by means of successive layerwise selective irradiation and consolidation of build material layers (3), whereby at least one build material layer (3) which is to be selectively irradiated and consolidated comprises a plurality of irradiation zones (IZ) being separately irradiatable and consolidatable with at least one energy beam (5a, 5b), comprising - assigning a parameter (P1 - P4) indicative of the time required for irradiating a respective irradiation zone to a plurality of irradiation zones (IZ1 - IZ4) of the respective build material layer (3), - assigning at least one first energy beam (5a) to the irradiation zone (IZ1) whose parameter (P1) indicates that the irradiation zone (IZ1 - IZ4) has the longest time required for irradiating and irradiating this irradiation zone (IZ1) with the at least one first energy beam (5a), - assigning at least one second energy beam (5b) to the irradiation zone (IZ2) whose parameter (P2) indicates that the irradiation zone has the second longest time required for irradiating and irradiating this irradiation zone (IZ2) with the at least one second energy beam (5b), wherein - after irradiation and consolidating the irradiation zone (IZ2) whose parameter indicates that the irradiation zone (IZ2) has the second longest time required for irradiating and irradiating with the at least one second energy (5b) beam is completed, - assigning the at least one second energy beam (5b) to the irradiation zone (IZ3) whose parameter (P3) indicates that the irradiation zone (IZ3) has the third longest time required for irradiating and
152
EP3670150A1
BUILD MATERIAL HANDLING UNIT FOR A POWDER MODULE FOR AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3670150A1 Publication Date: 2020-06-24 Application Number: 18214640.7 Filing Date: 2018-12-20 Inventor: Eideloth, Dominik   Assignee: Concept Laser GmbH   IPC: B29C64/194 Abstract: Build material handling unit (2) for a powder module (3) for an apparatus for additively manufacturing three-dimensional objects, which apparatus is adapted to successively layerwise selectively irradiate and consolidate layers of a build material (4) which can be consolidated by means of an energy source, wherein the build material handling unit (2) is coupled or can be coupled with a powder module (3), wherein the build material handling unit (2) is adapted to level and/or compact a volume of build material (4) arranged inside a powder chamber (5) of the powder module (3) by controlling the gas pressure inside the powder chamber (5).
153
US2020316860A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US2020316860A1 Publication Date: 2020-10-08 Application Number: 16/828,040 Filing Date: 2020-03-24 Inventor: Braunroth, Domenik   Assignee: Concept Laser GmbH   IPC: B29C64/236 Abstract: An apparatus for additively manufacturing three-dimensional objects formed of consolidated layers of build material. The apparatus may include: at least two build planes; a build material application device configured to apply an amount of build material in the at least two build planes, the build material application device comprising: at least one build material application element moveably supported in a first motion path in which the at least one build material application element is moveable or moved across a first build plane of the at least two build planes, and in a second motion path in which the at least one build material application element is moveable or moved across a second build plane of the at least two build planes. Methods are also provided for additively manufacturing three-dimensional objects formed of consolidated layers of build material.
154
EP3718747A1
APPARATUS FOR ADDITIVELY MANUFACTURING OF THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3718747A1 Publication Date: 2020-10-07 Application Number: 19166766.6 Filing Date: 2019-04-02 Inventor: Vierling, Christoph   Assignee: Concept Laser GmbH   IPC: B29C64/205 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 source, which apparatus (1) comprises an application device (5) adapted to apply build material (3) in a build plane (6), characterized by a drive device (12) with at least one endless circumferential drive element (13) revolvable or revolving in a x-z-plane defined by an x-direction essentially extending in application direction and a z-direction essentially perpendicular to the x-direction, wherein at least one application element (17 - 22) is connected to the drive element (13).
155
EP3718748A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3718748A1 Publication Date: 2020-10-07 Application Number: 19166770.8 Filing Date: 2019-04-02 Inventor: Braunroth, Domenik   Assignee: Concept Laser GmbH   IPC: B29C64/205 Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of build material (3) which can be consolidated by means of an energy beam, comprising: - at least two build planes (BP1, BP2); - a build material application device (8) being adapted to apply an amount of build material (3) in the at least two build planes (BP1, BP2), the build material application device (8) comprising: -- at least one build material application element (8a, 8b), the at least one build material application element (8a, 8b) being moveably supported in a first motion path (MP1) in which the at least one build material application element (8a, 8b) is moveable or moved across a first build plane (BP1) of the at least two build planes (8a, 8b), and in a second motion path (MP1) in which the at least one build material application element (8a, 8b) is moveable or moved across a second build plane (BP2) of the at least two build planes (8a, 8b).
156
US202023583A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: US202023583A1 Publication Date: 2020-01-23 Application Number: 20/191,628 Filing Date: 2019-02-20 Inventor: Eichenberg, Boris   Hunze, Stephan   Assignee: Concept Laser GmbH   IPC: B33Y50/02 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 an energy beam, wherein an irradiation device (4) is provided that is adapted to generate at least two coherent energy beams (7), wherein the irradiation device (4) comprises a modulation unit (5) that is adapted to combine the at least two energy beams (7) to a combined energy beam (8) and to adjust at least one combined beam property of the combined energy beam (8).
157
US2020269354A1
METHOD FOR MANUFACTURING A WELDING WIRE
Publication/Patent Number: US2020269354A1 Publication Date: 2020-08-27 Application Number: 16/294,929 Filing Date: 2019-03-07 Inventor: Mahr, Jochen   Assignee: CONCEPT LASER GMBH   IPC: B23K26/342 Abstract: Method for manufacturing a welding wire, the welding wire (10) comprising a welding wire base body (11), comprising manufacturing at least one part of the welding wire base body (11), particularly the complete welding wire base body (11), via at least one additive manufacturing process.
158
EP3708341A1
APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3708341A1 Publication Date: 2020-09-16 Application Number: 19162626.6 Filing Date: 2019-03-13 Inventor: Bokkes, Tobias   Werner, Jürgen   Assignee: Concept Laser GmbH   IPC: B29C64/393 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 an energy beam (6), which apparatus (1) comprises a calibration device with at least one calibration unit (10) arrangeable or arranged in a process chamber (4) of the apparatus (1), wherein the apparatus (1) comprises an irradiation device (5) adapted to generate the energy beam (6) and guide the energy beam (6) onto the calibration unit (10) arranged in the process chamber (4) and a determination device (9) adapted to determine at least one parameter of radiation (8, 8', 8") emitted from the calibration unit (10), wherein the at least one calibration unit (10) comprises a calibration base body (13) with at least two calibration portions (14, 14') arranged on the calibration base body (13), in particular in the top surface (15) of the calibration base body (13), wherein the calibration portions (14, 14') differ in at least one material parameter from the calibration base body (13).
159
EP3722079A1
METHOD FOR CALIBRATING AN IRRADIATION DEVICE OF AN APPARATUS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS
Publication/Patent Number: EP3722079A1 Publication Date: 2020-10-14 Application Number: 19168507.2 Filing Date: 2019-04-10 Inventor: Zeulner, Fabian   Dicken, Christian   Kleinschmidt, Ann-kathrin   Assignee: Concept Laser GmbH   IPC: B29C64/277 Abstract: Method for calibrating an irradiation device of an apparatus for additively manufacturing three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material which can be consolidated by means of at least two energy beams, wherein the at least two energy beams are guided via at least two irradiation units, wherein at least two calibration patterns (3 - 5, 14 - 18), particularly a pattern series (2, 21), are generated in a calibration specimen (1) comprising an at least partially overlapping, particularly complementary, first sub-pattern (6, 7, 19, 20) and second sub-pattern (6, 7, 19, 20), wherein the first sub-pattern (6, 7, 19, 20) is generated via the first irradiation unit and the second sub-pattern (6, 7, 19, 20) is generated via the second irradiation unit and calibration information is determined relating to a calibration status of the two irradiation units based on the at least two calibration patterns (3 - 5, 14 - 18).
160
US10828835B2
Unpacking device for unpacking an additively manufactured three-dimensional object from the surrounding construction material
Publication/Patent Number: US10828835B2 Publication Date: 2020-11-10 Application Number: 15/811,485 Filing Date: 2017-11-13 Inventor: Zeulner, Fabian   Assignee: Concept Laser GmbH   IPC: B29C64/379 Abstract: An unpacking device (4) for unpacking an additively manufactured three-dimensional object (2) from the unsolidified construction material (3) surrounding it after completion of an additive construction process, comprising a suction and/or blower device (12) which comprises at least one suction and/or blower tool (10) with a suction and/or blower tool body (12), wherein the geometric structural design of the suction and/or blower tool body (13) can be or is adapted to at least a partial area of the geometric structural design of an additively manufactured three-dimensional object (2) to be unpacked.
Total 17 pages