Patents by Inventor Gerd Cantzler
Gerd Cantzler 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).
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Publication number: 20240083109Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: ApplicationFiled: November 20, 2023Publication date: March 14, 2024Applicant: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Patent number: 11858204Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: GrantFiled: January 21, 2022Date of Patent: January 2, 2024Assignee: EOS GMBH ELECTRO OPTICAL SYSTEMSInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Publication number: 20220274323Abstract: A method of manufacturing an object (3) in a build area (22) by means of a successive layer-by-layer solidification of a building material in powder form (18) comprises the steps: a) applying a layer of the building material in powder form (18) having a predetermined thickness d2 onto a layer of the building material already previously applied which has been solidified in a region corresponding to a cross section of the object (3), wherein, for applying the building material (18), a recoater (5, 15) is moved in a direction (B) across the layer already previously applied, and b) selectively solidifying the building material (18) applied in step a) in a region corresponding to a cross section of the object (3), wherein, prior to the application of a layer, for a solidified region having a thickness d1 in the layer applied before, the maximum (MAX) of the product of the extension of this solidified region in movement direction (B) of the recoater (5) and the thickness d1 is determined and during the applicatiType: ApplicationFiled: May 16, 2022Publication date: September 1, 2022Applicant: EOS GmbH Electro Optical SystemsInventors: Andrë Danzig, Rainer Salzberger, Jochen Philippi, Andreas Baumann, Gerd Cantzler, Robert Jelin
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Publication number: 20220266509Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser 150 module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object anType: ApplicationFiled: January 21, 2022Publication date: August 25, 2022Applicant: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Patent number: 11364678Abstract: A method of manufacturing an object comprises applying a layer of building material in powder form having a predetermined thickness onto a layer of the building material already previously applied which has been solidified in a region corresponding to a cross section of the object. A recoater is moved in a direction across the layer already previously applied, and the building material is solidified in a shape corresponding to a cross section of the object. Prior to the application of a layer, for a solidified region having a thickness in the layer applied before, the maximum of the product of the extension of this region in movement direction of the recoater and the thickness is determined and during the application of the layer, at least an additional powder amount proportional to the value of the maximum is additionally provided.Type: GrantFiled: July 8, 2016Date of Patent: June 21, 2022Assignee: EOS GmbH Electro Optical SystemsInventors: Andrë Danzig, Rainer Salzberger, Jochen Philippi, Andreas Baumann, Gerd Cantzler, Robert Jelin
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Patent number: 11260583Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: GrantFiled: June 16, 2020Date of Patent: March 1, 2022Assignee: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Publication number: 20200307075Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: ApplicationFiled: June 16, 2020Publication date: October 1, 2020Applicant: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Patent number: 10723139Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: GrantFiled: December 16, 2014Date of Patent: July 28, 2020Assignee: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Publication number: 20200198010Abstract: The invention relates to a method for additive production of a component layer of a component including the steps of: generating at least one layer from a powdery component material in the region of a structuring and joining zone; subdividing model data of the layer into virtual sub-regions by a control device; selecting at least one of the virtual sub-regions by the control device; localized heating of at least one heating region in a real sub-region of the layer corresponding with the selected virtual sub-region by a heating device; verifying whether a temperature of the layer has, in a predetermined inspection region, a predetermined minimum temperature; and localized solidifying of the layer in a predetermined solidifying region by selective irradiation by at least one energy beam of an energy source, if the layer has the predetermined minimum temperature in the inspection region.Type: ApplicationFiled: July 27, 2018Publication date: June 25, 2020Applicants: EOS GmbH Electro Optical Systems, MTU Aero Engines AGInventors: Sebastian EDELHÄUSER, Martin LEUTERER, Michael GÖTH, Bernd BIECHELE, Markus FROHNMAIER, Gerd CANTZLER, Johannes CASPER
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Publication number: 20180272611Abstract: The invention refers to a device and a method of manufacturing a three-dimensional object. The object (3) is manufactured on at least one support (2) movable in height. The horizontal extent of the support/s defines a construction field (5). An input device (6, 8, 9) directs radiation of at least one radiation source in a controlled way onto regions of an applied layer. The input device (6, 8, 9) directs a plurality of beams simultaneously onto different regions of the applied layer. Each one of the plurality of beams is directed exclusively onto a partial region of the layer assigned to it, wherein the partial region is smaller than the complete construction field (5). The complete construction field (5) is covered by the total number of partial regions. The input device (6, 8, 9) is controlled by means of a control unit (10). At least one of the partial regions overlaps with at least one of the other partial regions partially, but not completely.Type: ApplicationFiled: December 30, 2015Publication date: September 27, 2018Applicant: EOS GmbH Electro Optical SystemsInventors: Gerd CANTZLER, Albert FRUTH, Bernd LABRENTZ
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Publication number: 20180222112Abstract: A method of manufacturing an object in a build area by successive layer-by-layer solidification of a building material in powder form. The method includes applying a layer of the building material in powder form having a predetermined thickness onto a layer of the building material already previously applied which has been solidified in a region corresponding to a cross section of the object A recoater is moved in a direction across the layer already previously applied, and the building material is solidified in a shape corresponding to a cross section of the object. Prior to the application of a layer, for a solidified region having a thickness d1 in the layer applied before, the maximum of the product of the extension of this region in movement direction of the recoater and the thickness d1 is determined and during the application of the layer, at least an additional powder amount proportional to the value of the maximum is additionally provided.Type: ApplicationFiled: July 8, 2016Publication date: August 9, 2018Applicant: EOS GmbH Electro Optical SystemsInventors: Andrë Danzig, Rainer Salzberger, Jochen Philippi, Andreas Baumann, Gerd Cantzler, Robert Jelin
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Publication number: 20160279707Abstract: The invention describes a laser printing system (100) for illuminating an object moving relative to a laser module of the laser printing system (100) in a working plane (180), the laser module comprising at least two laser arrays of semiconductor lasers and at least one optical element, wherein the optical element is adapted to image laser light emitted by the laser arrays, such that laser light of semiconductor lasers of one laser array is imaged to one pixel in the working plane of the laser printing system, and wherein the laser printing system is a 3D printing system for additive manufacturing and wherein two, three, four or a multitude of laser modules (201, 202) are provided, which are arranged in columns (c1, c2) perpendicular to a direction of movement (250) of the object in the working plane (180), and wherein the columns are staggered with respect to each other such that a first laser module (201) of a first column of laser modules (c1) is adapted to illuminate a first area (y1) of the object and aType: ApplicationFiled: December 16, 2014Publication date: September 29, 2016Applicant: EOS GmbH Electro Optical SystemsInventors: Thomas Mattes, Stefan Paternoster, Gerd Cantzler, Jochen Philippi, Stephan Gronenborn, Gero Heusler, Holger Moench, Ralf Conrads
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Patent number: 8734694Abstract: A device (1) for manufacturing a three-dimensional object by a layer wise solidification of a building material at positions in the respective layers that correspond to the object is provided. A feed (96) that supplies the building material to a building space (10) in the device (1) and at least two filler portions (98a, 98b) that are provided at the feed (96) and are independent from one another are provided, wherein one connector (99a, 99b) is provided for each building material supply container (100a, 100b) in order to supply the building material from outside of the device (1).Type: GrantFiled: May 24, 2012Date of Patent: May 27, 2014Assignee: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Göth, Siegfried Schimitzek, Andrea Weichselbaumer
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Publication number: 20120267813Abstract: A device (1) for manufacturing a three-dimensional object by a layer wise solidification of a building material at positions in the respective layers that correspond to the object is provided. A feed (96) that supplies the building material to a building space (10) in the device (1) and at least two filler portions (98a, 98b) that are provided at the feed (96) and are independent from one another are provided, wherein one connector (99a, 99b) is provided for each building material supply container (100a, 100b) in order to supply the building material from outside of the device (1).Type: ApplicationFiled: May 24, 2012Publication date: October 25, 2012Applicant: EOS GMBH ELECTRO OPTICAL SYSTEMSInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Göth, Siegfried Schimitzek, Andrea Weichselbaumer
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Patent number: 8186990Abstract: A device (1) for manufacturing a three-dimensional object by a layer wise solidification of a building material at positions in the respective layers that correspond to the object is provided. A feed (96) that supplies the building material to a building space (10) in the device (1) and at least two filler portions (98a, 98b) that are provided at the feed (96) and are independent from one another are provided, wherein one connector (99a, 99b) is provided for each building material supply container (100a, 100b) in order to supply the building material from outside of the device (1).Type: GrantFiled: November 21, 2007Date of Patent: May 29, 2012Assignee: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Göth, Siegfried Schimitzek, Andrea Weichselbaumer
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Patent number: 7946840Abstract: A device for manufacturing a three-dimensional object by a layer-wise solidification of a building material in powder form at positions in the respective layers corresponding to the object is disclosed. The device comprises: a container (25) arranged in the device; a support device (26), which can be vertically moved in the container, wherein the upper side of the support device (26) forms a building platform (78), on which the three-dimensional object is generated layer-wise; an application device (27) for applying building material in powder form onto the building platform and a previously solidified layer, respectively; and an energy source (6) that provides a beam (9) for solidifying the building material in powder form. In a region below the container (25) in the device (1) outlets (90) are provided, wherein from each of the outlets (90) a directed flow of a fluid medium escapes in a directed manner to peripheral regions of the container (25).Type: GrantFiled: November 19, 2007Date of Patent: May 24, 2011Assignee: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Goth, Siegfried Schmitzek
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Patent number: 7820241Abstract: A device (51) for applying layers or a powder material (71) by means of an application device (52) is described, wherein the application device (52) can be moved back and forth between two end positions in order to apply a layer of material (71) and the application device (52) comprises a blade (56) for removing excess material during the application of a layer of material (71). The device (51) is characterized by a material transport device (53), by which the material can be transferred from one side of the blade (56) to the other side of the blade. The device has the particular advantage that layers of material (71) can be applied without any loss of material and is particularly applicable in a laser sintering device.Type: GrantFiled: March 21, 2006Date of Patent: October 26, 2010Assignee: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Göth
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Publication number: 20080150192Abstract: A device (1) for manufacturing a three-dimensional object by a layer wise solidification of a building material at positions in the respective layers that correspond to the object is provided. A feed (96) that supplies the building material to a building space (10) in the device (1) and at least two filler portions (98a, 98b) that are provided at the feed (96) and are independent from one another are provided, wherein one connector (99a, 99b) is provided for each building material supply container (100a, 100b) in order to supply the building material from outside of the device (1).Type: ApplicationFiled: November 21, 2007Publication date: June 26, 2008Applicant: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Goth, Siegfried Schimitzek, Andrea Weichselbaumer
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Publication number: 20080138513Abstract: A device for manufacturing a three-dimensional object by a layer-wise solidification of a building material in powder form at positions in the respective layers corresponding to the object is disclosed. The device comprises: a container (25) arranged in the device; a support device (26), which can be vertically moved in the container, wherein the upper side of the support device (26) forms a building platform (78), on which the three-dimensional object is generated layer-wise; an application device (27) for applying building material in powder form onto the building platform and a previously solidified layer, respectively; and an energy source (6) that provides a beam (9) for solidifying the building material in powder form. In a region below the container (25) in the device (1) outlets (90) are provided, wherein from each of the outlets (90) a directed flow of a fluid medium escapes in a directed manner to peripheral regions of the container (25).Type: ApplicationFiled: November 19, 2007Publication date: June 12, 2008Applicant: EOS GmbH Electro Optical SystemsInventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Goth, Siegfried Schimitzek
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Publication number: 20070298182Abstract: A device (51) for applying layers or a powder material (71) by means of an application device (52) is described, wherein the application device (52) can be moved back and forth between two end positions in order to apply a layer of material (71) and the application device (52) comprises a blade (56) for removing excess material during the application of a layer of material (71). The device (51) is characterized by a material transport device (53), by which the material can be transferred from one side of the blade (56) to the other side of the blade. The device has the particular advantage that layers of material (71) can be applied without any loss of material and is particularly applicable in a laser sintering device.Type: ApplicationFiled: March 21, 2006Publication date: December 27, 2007Inventors: Hans Perret, Thomas Halder, Jochen Philippi, Peter Keller, Gerd Cantzler, Michael Goth