Patents by Inventor Jens Stammberger

Jens Stammberger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240092021
    Abstract: A system (1) for additive manufacturing of three-dimensional objects, comprising one or more working stations (21), which are provided for performing at least one working process in the additive manufacturing of three-dimensional objects, at least one freely positionable mobile storage unit (2) comprising a rack-like storage device (4) comprising at least one storage room (5) provided for storing at least one powder module (6), especially for the purpose of conveying the powder module (6) between different working stations (21) of the system (1), and at least one driverless, freely movable mobile conveying unit (3) comprising a receiving device (12) provided for receiving at least one mobile storage unit (2) for the purpose of conveying the storage unit (2) between different working stations (21) of the system (1).
    Type: Application
    Filed: November 27, 2023
    Publication date: March 21, 2024
    Inventors: Florian Bechmann, Ralf Hetzel, Jens Stammberger, Fabian Zeulner, Alexander Hofmann
  • Patent number: 11833754
    Abstract: A system (1) for additive manufacturing of three-dimensional objects, comprising one or more working stations (21), which are provided for performing at least one working process in the additive manufacturing of three-dimensional objects, at least one freely positionable mobile storage unit (2) comprising a rack-like storage device (4) comprising at least one storage room (5) provided for storing at least one powder module (6), especially for the purpose of conveying the powder module (6) between different working stations (21) of the system (1), and at least one driverless, freely movable mobile conveying unit (3) comprising a receiving device (12) provided for receiving at least one mobile storage unit (2) for the purpose of conveying the storage unit (2) between different working stations (21) of the system (1).
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: December 5, 2023
    Assignee: Concept Laser GmbH
    Inventors: Florian Bechmann, Ralf Hetzel, Jens Stammberger, Fabian Zeulner, Alexander Hofmann
  • Patent number: 11760024
    Abstract: Apparatus (1) for additively manufacturing of three-dimensional objects by means of successive layerwise selective irradiation and consolidation of layers of a build material (13) which can be consolidated by means of an energy beam, comprising at least one module (2) moveable between at least two positions along a travel path, wherein a stream generating unit (6) is configured to create a stream of process gas (7) onto the module (2) at least partly along the travel path (5) of the module (2) between the first and the second position (3, 4).
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: September 19, 2023
    Assignee: Concept Laser GmbH
    Inventors: Frank Schödel, Jens Stammberger
  • Patent number: 11685120
    Abstract: An additive manufacturing (AM) system includes a housing defining a chamber, a build platform disposed in the chamber at a first elevation, and a lower gas inlet disposed at a second elevation and configured to supply a lower gas flow. The AM system includes a contoured surface extending between the lower gas inlet and the build platform to direct the lower gas flow from the second elevation at the lower gas inlet to the first elevation at the build platform, where the contoured surface discharges the lower gas flow in a direction substantially parallel to the build platform. The AM system also includes one or more gas delivery devices coupled to the lower gas inlet to regulate one or more flow characteristics of the lower gas flow, and a gas outlet configured to discharge the lower gas flow.
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: June 27, 2023
    Assignee: General Electric Company
    Inventors: Christian Thomas Wakelam, Rene du Cauze de Nazelle, Mohammed Mounir Shalaby, Kishore Ramakrishnan, Jens Stammberger
  • Publication number: 20230182395
    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, wherein the unpacking device (4) is formed as a robot (7) having at least three robot axes (A1-A6), especially an industrial robot, wherein at least one unpacking tool (10) is arranged or formed on a robot axis (A6), which is provided for unpacking an additively manufactured three-dimensional object (2) from the unsolidified construction material (3) surrounding it after completion of an additive construction process, or the unpacking device (4) comprises at least one such robot (7).
    Type: Application
    Filed: February 10, 2023
    Publication date: June 15, 2023
    Inventors: Florian Bechmann, Fabian Zeulner, Jens Stammberger, Ralf Hetzel
  • Patent number: 11633791
    Abstract: An additive manufacturing apparatus may include a process chamber, a coating device, a shielding device, and a guiding device. The process chamber may include first and second working plane areas. The first working plane area may include a construction plane, and the second working plane area may house at least a part of the guiding device. The coating device may include a coating element assembly group that is, movably supported relative to the construction plane by the guiding device, and at least one coating element configured to form construction material layers in the construction plane. The shielding device may shield the second working plane area from intrusion of construction material or impurities from the first working plane area. The shielding device may include a shielding band, and the shielding band may be coupled for movement with the coating element assembly group.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: April 25, 2023
    Assignee: CONCEPT LASER GMBH
    Inventors: Jens Stammberger, Alexander Hofmann, Daniel Winiarski
  • Patent number: 11577404
    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, wherein the unpacking device (4) is formed as a robot (7) having at least three robot axes (A1-A6), especially an industrial robot, wherein at least one unpacking tool (10) is arranged or formed on a robot axis (A6), which is provided for unpacking an additively manufactured three-dimensional object (2) from the unsolidified construction material (3) surrounding it after completion of an additive construction process, or the unpacking device (4) comprises at least one such robot (7).
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: February 14, 2023
    Assignee: CONCEPT LASER GMBH
    Inventors: Florian Bechmann, Fabian Zeulner, Jens Stammberger, Ralf Hetzel
  • Patent number: 11571856
    Abstract: A device for producing three-dimensional objects by successively solidifying layers of a construction material that can be solidified using radiation on the positions corresponding to the respective cross-section of the object, with a housing comprising a process chamber, a construction container situated therein, an irradiation device for irradiating layers of the construction material on the positions corresponding to the respective cross-section of the object, an application device for applying the layers of the construction material onto a carrying device within the construction container or a previously formed layer, a metering device for delivering the construction material, wherein the application device comprises a coating element which distributes the construction material delivered by the metering device as a thin layer in an application area along a linear application movement, wherein at the end of a coating process for a layer when returning the coating element 11 to a coating starting position.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: February 7, 2023
    Assignee: CONCEPT LASER GMBH
    Inventors: Frank Herzog, Florian Bechmann, Fabian Zeulner, Markus Lippert, Jens Stammberger, Christian Diller
  • Patent number: 11446874
    Abstract: Apparatus (17, 24) for additively manufacturing of 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 source, with a filter unit (4) adapted to filter residues from at least one stream of process gas (18), characterized by at least one positioning device (1, 25, 28) adapted to at least partly automatically transfer the filter unit (4) or at least a part of the filter unit between a disconnected state in which the filter unit (4) is disconnected from the stream of process gas (18) to a connected state in which the filter unit (4) is connected to the stream of process gas (18).
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: September 20, 2022
    Assignee: CONCEPT LASER GMBH
    Inventors: Fabian Zeulner, Ralf Hetzel, Jens Stammberger, Alexander Hofmann, Pascal Krause, Dagmar Wohlfarth
  • Patent number: 11433616
    Abstract: Apparatus (1) for additively manufacturing three-dimensional objects (2) by means of successive layerwise selective irradiation and consolidation of layers of a powdered build material (3) which can be consolidated by means of an energy beam (4), the apparatus (1) comprising a process chamber (8) and a stream generating device (9) configured to generate a gaseous fluid stream at least partly streaming through the process chamber (8), the gaseous fluid stream being capable of being charged with non-consolidated particulate build material, particularly smoke or smoke residues generated during operation of the apparatus (1), while streaming through the process chamber (8), wherein the stream generating (9) device comprises at least two separate stream generating units (13, 14) each being configured to generate a respective gaseous fluid stream.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: September 6, 2022
    Assignee: CONCEPT LASER GMBH
    Inventors: Wolfgang Lauer, Christian Diller, Viktor Engel, Andreas Ullrich, Jens Stammberger
  • Patent number: 11420261
    Abstract: A system (1) for producing three-dimensional objects (2) by way of the solidification above one another of layers of a building material which can be solidified by means of radiation at the points which correspond to the respective cross section of the object, wherein the system (1) comprises at least one process station (4) which is arranged in a first housing (3) for carrying out the layer-by-layer generative building process in a building container (5), and a handling station (7) in at least one second housing (6) for unpacking produced objects (2) from the building container (5) which can be moved between the at least one process station (4) and the at least one handling station (7), wherein the at least one process station (4) and the at least one handling station (7) are arranged in separate housing units (3, 6).
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: August 23, 2022
    Assignee: CONCEPT LASER GMBH
    Inventors: Frank Herzog, Florian Bechmann, Fabian Zeulner, Jens Stammberger, Christian Diller, Ralf Hetzel
  • Publication number: 20220072574
    Abstract: An additive manufacturing (AM) system includes a housing defining a chamber, a build platform disposed in the chamber at a first elevation, and a lower gas inlet disposed at a second elevation and configured to supply a lower gas flow. The AM system includes a contoured surface extending between the lower gas inlet and the build platform to direct the lower gas flow from the second elevation at the lower gas inlet to the first elevation at the build platform, where the contoured surface discharges the lower gas flow in a direction substantially parallel to the build platform. The AM system also includes one or more gas delivery devices coupled to the lower gas inlet to regulate one or more flow characteristics of the lower gas flow, and a gas outlet configured to discharge the lower gas flow.
    Type: Application
    Filed: November 17, 2021
    Publication date: March 10, 2022
    Inventors: Christian Thomas Wakelam, Rene du Cauze de Nazelle, Mohammed Mounir Shalaby, Kishore Ramakrishnan, Jens Stammberger
  • Patent number: 11203027
    Abstract: An additive manufacturing (AM) system includes a housing defining a chamber, a build platform disposed in the chamber at a first elevation, and a lower gas inlet disposed at a second elevation and configured to supply a lower gas flow. The AM system includes a contoured surface extending between the lower gas inlet and the build platform to direct the lower gas flow from the second elevation at the lower gas inlet to the first elevation at the build platform, where the contoured surface discharges the lower gas flow in a direction substantially parallel to the build platform. The AM system also includes one or more gas delivery devices coupled to the lower gas inlet to regulate one or more flow characteristics of the lower gas flow, and a gas outlet configured to discharge the lower gas flow.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: December 21, 2021
    Assignee: General Electric Company
    Inventors: Christian Thomas Wakelam, Rene du Cauze de Nazelle, Mohammed Mounir Shalaby, Kishore Ramakrishnan, Jens Stammberger
  • Patent number: 11141789
    Abstract: Powder module (1) for an apparatus for additively manufacturing three-dimensional objects, the powder module (1) comprising a powder chamber (6) having a power chamber volume (7) and a carrying device (9), the carrying device (9) comprising: a carrying unit (8) being moveably supported along a motion axis between a first position, particularly a lower end position, and a second position, particularly an upper end position, relative to the powder chamber (6), a drive unit (10) for generating a drive force for moving the carrying unit (8) between the first position and the second position or vice versa, a coupling unit (11) for coupling the carrying unit (8) with the drive unit (10), and a second extension state, particularly corresponding to the second position of the carrying unit (8), a guiding unit (12) surrounding the coupling unit (11).
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: October 12, 2021
    Assignee: Concept Laser GmbH
    Inventors: Jens Stammberger, Alexander Hofmann, Olaf Jäger, Lukas Stache
  • Patent number: 11141916
    Abstract: Apparatus (1) for additively manufacturing of 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, comprising at least one process chamber (2), wherein the process chamber (2) comprises at least two chamber segments (3, 4), wherein at least one chamber segment (3, 4) is mounted on the at least one other chamber segment (3, 4) and is separately detachable.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: October 12, 2021
    Assignee: Concept Laser GmbH
    Inventors: Daniel Winiarski, Jens Stammberger, Alexander Hofmann
  • Patent number: 11090763
    Abstract: Build material application device (6) for an apparatus (1) for additively manufacturing three-dimensional components 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), the build material application device (6) being configured to apply a layer of build material (3) in a build plane (7) of a respective apparatus (1), the build material application (6) device comprising at least one build material application member (10, 11), wherein the at least one build material application member (10, 11) is at least partially additively manufactured 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).
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: August 17, 2021
    Assignee: CONCEPT LASER GMBH
    Inventors: Daniel Winiarski, Jens Stammberger, Frank Pfister, Alexander Hofmann
  • Patent number: 11065812
    Abstract: Powder module device (1) for an apparatus for additively manufacturing three-dimensional objects by successive layerwise selective irradiation and consolidation of layers of a powdered build material (2). The device includes a powder module (3), comprising a powder module base body (6) to receive a powdered build material (2), comprising wall elements; delimiting a build material receiving volume (9) for receiving a powdered build material (2) and an opening (10) for introducing powdered build material (2) into the build material receiving volume (9); a lid (4), comprising a lid base body (11) connected to the powder module base body (6) so as to close the opening (10) of the powder module base body (6) in a closed state of the powder module device (1); and a sealing device (5) configured to seal between the powder module (3) and the lid (4) in the closed state of the powder module device (1).
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: July 20, 2021
    Assignee: CONCEPT LASER GMBH
    Inventors: Jens Stammberger, Christian Diller, Tobias Gagel, Alexander Hofmann
  • Patent number: 11059224
    Abstract: Plant (1) for additively manufacturing of three-dimensional objects (2), comprising at least two apparatuses (3, 4) for additively manufacturing of three-dimensional objects (2) 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 (6-9), wherein a separate beam generating unit (10) configured to generate at least one energy beam (6-9) that is guidable to at least one of the apparatuses (3, 4).
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: July 13, 2021
    Assignee: CONCEPT LASER GMBH
    Inventors: Jens Stammberger, Tanja Kroher, Andreas Ullrich, Daniel Winiarski
  • Patent number: 11052548
    Abstract: Handling device for an apparatus for the additive manufacture of three-dimensional objects, which handling device is equipped to handle an additively manufactured three-dimensional object, comprising: a handling chamber, which comprises a handling chamber interior delimited by one or more handling chamber walls, wherein at least one handling chamber wall comprises an access opening allowing access, in particular for a user, into the handling chamber interior, wherein the at least one access opening is openable and closable via a thereto assigned sliding-door-like closure element, which is mounted such that it is slidingly movable in a vertical direction between an open setting, in which the sliding-door-like closure element opens up the at least one access opening, and a closed setting, in which the sliding-door-like closure element closes off the access opening, relative to the handling chamber wall comprising the access opening.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: July 6, 2021
    Assignee: CONCEPT LASER GMBH
    Inventors: Jens Stammberger, Frank Schödel
  • Patent number: 11014300
    Abstract: Apparatus (1, 23, 27, 30) 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, whereby the apparatus (1, 23, 27, 30) comprises at least one process chamber (4) with at least one chamber separation device (5, 24, 28, 31) separating a process region (6) into a first sub-region (7) and a second sub-region (8) of the process chamber (4), wherein the chamber separation device (5, 24, 28, 31) comprises at least one separation element (9, 29, 31) that is moveable and/or deformable, wherein the separation element (9, 29, 31) is configured to create a passageway (18) between the first and the second sub-region (7, 8) for at least one tool carrier (19).
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: May 25, 2021
    Assignee: CONCEPT LASER GMBH
    Inventors: Alexander Hofmann, Daniel Winiarski, Jens Stammberger