Patents by Inventor Kaspar LOEFFEL
Kaspar LOEFFEL 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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Patent number: 11454390Abstract: Spray heads for use with desuperheaters and desuperheaters including such spray heads. In accordance with an example, a spray head for a desuperheater includes a main body having a first end portion arranged for attachment to a flow line, a second end portion, and a passage that extends between the first end portion and the second end portion and defines an entrance port. The passage being adapted for connection to a source of fluid. The main body includes an outer portion having an irregular external shape and including a spray nozzle having an exit opening defined by the outer portion. A flow passage is coupled between the entrance port and the spray nozzle.Type: GrantFiled: December 3, 2019Date of Patent: September 27, 2022Assignee: FISHER CONTROLS INTERNATIONAL LLCInventors: Marc Oliver Huber, Kaspar Loeffel, Thomas Duda
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Patent number: 11346545Abstract: Spray heads for use with desuperheaters and desuperheaters including such spray heads. One example of a spray head includes a main body having an exterior surface and defining a central passage, the main body adapted for connection to a source of fluid, at least one entrance port formed in the main body along the central passage, and at least one spray nozzle arranged adjacent the exterior surface of the main body. The spray head also includes a plurality of flow passages, each of the plurality of flow passages providing fluid communication between the entrance port and an exit opening of the spray nozzle. A first one of the plurality of flow passages follows a first non-linear path and has a first distance, and a second one of the plurality of flow passages follows a second non-linear path and has a second distance different from the first distance.Type: GrantFiled: November 9, 2018Date of Patent: May 31, 2022Assignee: FISHER CONTROLS INTERNATIONAL LLCInventors: Marc Huber, Kaspar Löffel, Thomas Duda
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Patent number: 11111800Abstract: A method for manufacturing an impeller of a rotary machine, the impeller including at least one vane limiting an inner channel, which is at least partly closed, the method includes successively manufactured the impeller of several material layers by a build-up process from a powder. The powder is applied in each case to a processing plane for the production of each material layer, and then a solid material layer is produced from the powder by a selective energy input, and structural orientation is determined for the impeller, according to which the impeller is built up in layers, and the structural orientation is defined by a first and a second angle, which angles describe the relative position of the impeller to the processing plane.Type: GrantFiled: May 31, 2018Date of Patent: September 7, 2021Assignee: SULZER MANAGEMENT AGInventors: Robin Rettberg, Kaspar Löffel, Jonas Ess, Marc Huber, Martin Hartmann
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Publication number: 20210164647Abstract: Spray heads for use with desuperheaters and desuperheaters including such spray heads. In accordance with an example, a spray head for a desuperheater includes a main body having a first end portion arranged for attachment to a flow line, a second end portion, and a passage that extends between the first end portion and the second end portion and defines an entrance port. The passage being adapted for connection to a source of fluid. The main body includes an outer portion having an irregular external shape and including a spray nozzle having an exit opening defined by the outer portion. A flow passage is coupled between the entrance port and the spray nozzle.Type: ApplicationFiled: December 3, 2019Publication date: June 3, 2021Inventors: Marc Oliver Huber, Kaspar Loeffel, Thomas Duda
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Publication number: 20200149737Abstract: Spray heads for use with desuperheaters and desuperheaters including such spray heads. One example of a spray head includes a main body having an exterior surface and defining a central passage, the main body adapted for connection to a source of fluid, at least one entrance port formed in the main body along the central passage, and at least one spray nozzle arranged adjacent the exterior surface of the main body. The spray head also includes a plurality of flow passages, each of the plurality of flow passages providing fluid communication between the entrance port and an exit opening of the spray nozzle. A first one of the plurality of flow passages follows a first non-linear path and has a first distance, and a second one of the plurality of flow passages follows a second non-linear path and has a second distance different from the first distance.Type: ApplicationFiled: November 9, 2018Publication date: May 14, 2020Inventors: Marc Huber, Kaspar Löffel, Thomas Duda
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Patent number: 10544940Abstract: A fuel injector device includes a body having a leading edge and a trailing edge and defining a streamwise direction from the leading edge to the trailing edge. The fuel injector device body includes a first surface and a second surface opposite the first surface, each surface extending between and including the leading edge and the trailing edge, and the surfaces conjoining each other at the leading edge and the trailing edge. The trailing edge, when seen in the streamwise direction, undulates along a trailing edge mean line and, along its extent, deviates in opposite directions from the mean line and includes at least one inflection point along its extent.Type: GrantFiled: March 29, 2016Date of Patent: January 28, 2020Assignee: ANSALDO ENERGIA SWITZERLAND AGInventors: Kaspar Loeffel, Yang Yang, Adnan Eroglu, Michael Thomas Maurer, Nico Biagioli, Alexey Stytsenko, Sergey Mylnikov, Igor Baibuzenko
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Patent number: 10371057Abstract: Disclosed is a fuel injector device having a body with a leading edge and a trailing edge and defining a streamwise direction from the leading edge to the trailing edge, the fuel injector device body having a first wall and a second wall opposite the first wall, each wall extending between and including the leading edge and the trailing edge and the walls conjoining each other at the leading edge and the trailing edge, each wall having a streamwise extent and a crosswise extent, the walls further enclosing an internal space, at least one fluid plenum being provided within the internal space, the fluid plenum at least at one of an upstream end and/or a downstream end being delimited by an internal wall structure, wherein at least one surface of the wall structure is an inclined surface which forms an angle with the streamwise direction which is smaller than or equal to a maximum angle, wherein the maximum angle is 60°.Type: GrantFiled: March 29, 2016Date of Patent: August 6, 2019Assignee: ANSALDO ENERGIA SWITZERLAND AGInventors: Kaspar Loeffel, Andre Theuer, Nico Biagioli, Alexey Stytsenko, Sergey Mylnikov, Igor Baibuzenko
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Publication number: 20190003322Abstract: A method for manufacturing an impeller of a rotary machine, the impeller including at least one vane limiting an inner channel, which is at least partly closed, the method includes successively manufactured the impeller of several material layers by a build-up process from a powder. The powder is applied in each case to a processing plane for the production of each material layer, and then a solid material layer is produced from the powder by a selective energy input, and structural orientation is determined for the impeller, according to which the impeller is built up in layers, and the structural orientation is defined by a first and a second angle, which angles describe the relative position of the impeller to the processing plane.Type: ApplicationFiled: May 31, 2018Publication date: January 3, 2019Inventors: Robin RETTBERG, Kaspar LÖFFEL, Jonas ESS, Marc HUBER, Martin HARTMANN
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Patent number: 10107496Abstract: A front panel for a combustor has a hot side and a cold side and at least one reception adapted for receiving a combustor part. The front panel has a double-wall design with a hot-side wall and a cold-side wall. The hot-side wall defines a hot-side downstream surface of the front panel. The cold-side wall defines a cold-side upstream surface of the front panel. The hot-side wall and the cold-side wall are axially spaced from one another, extend parallel to one another, and are connected to one another by an outer side wall.Type: GrantFiled: September 29, 2015Date of Patent: October 23, 2018Assignee: ANSALDO ENERGIA SWITZERLAND AGInventors: Ulrich Rathmann, Naresh Aluri, Kaspar Loeffel, Michael Huber
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Publication number: 20180149039Abstract: A component is disclosed, the component comprising a first material and a second material, wherein a second member made from the second material is embraced by a first member made from the first material. Further, a method is disclosed for manufacturing said component, the method comprising applying an additive manufacturing process, building up a first member from a first material by the additive manufacturing process, and adding a second member made from a second material during the additive manufacturing process and adding further first material to the first member thus embracing the second member.Type: ApplicationFiled: January 26, 2016Publication date: May 31, 2018Inventors: Kaspar Loeffel, Michael Thomas Maurer, Juan Vicente Haro, Hans-Peter Bossmann
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Publication number: 20170138599Abstract: Disclosed is an aerodynamically shaped body for use in a hot fluid flow. The body extends along a camber line from a leading edge to a trailing edge and includes at least one coolant supply plenum provided inside the body, wherein the coolant supply plenum is delimited by a body wall. The body wall extends from a first side of the camber line to a second side of the camber line and extends over the leading edge, thereby providing a leading edge wall section. At least one first leading edge cooling duct extends from an inner surface to an outer surface of the wall and is in fluid communication with the coolant supply plenum through an inlet opening and opens out onto the outer surface through a discharge opening.Type: ApplicationFiled: November 14, 2016Publication date: May 18, 2017Applicant: ANSALDO ENERGIA IP UK LIMITEDInventors: Igor BAIBUZENKO, Sergey MYLNIKOV, Dmitry PETRUNIN, Alexey STYTSENKO, Michael Thomas MAURER, Kaspar LOEFFEL
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Publication number: 20160290648Abstract: A fuel injector device includes a body having a leading edge and a trailing edge and defining a streamwise direction from the leading edge to the trailing edge. The fuel injector device body includes a first surface and a second surface opposite the first surface, each surface extending between and including the leading edge and the trailing edge, and the surfaces conjoining each other at the leading edge and the trailing edge. The trailing edge, when seen in the streamwise direction, undulates along a trailing edge mean line and, along its extent, deviates in opposite directions from the mean line and includes at least one inflection point along its extent.Type: ApplicationFiled: March 29, 2016Publication date: October 6, 2016Applicant: ANSALDO ENERGIA SWITZERLAND AGInventors: Kaspar LOEFFEL, Yang-Belinda YANG, Adnan EROGLU, Michael Thomas MAURER, Nico BIAGIOLI, Alexey STYTSENKO, Sergey MYLNIKOV, Igor BAIBUZENKO
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Publication number: 20160290238Abstract: Disclosed is a fuel injector device having a body with a leading edge and a trailing edge and defining a streamwise direction from the leading edge to the trailing edge, the fuel injector device body having a first wall and a second wall opposite the first wall, each wall extending between and including the leading edge and the trailing edge and the walls conjoining each other at the leading edge and the trailing edge, each wall having a streamwise extent and a crosswise extent, the walls further enclosing an internal space, at least one fluid plenum being provided within the internal space, the fluid plenum at least at one of an upstream end and/or a downstream end being delimited by an internal wall structure, wherein at least one surface of the wall structure is an inclined surface which forms an angle with the streamwise direction which is smaller than or equal to a maximum angle, wherein the maximum angle is 60°.Type: ApplicationFiled: March 29, 2016Publication date: October 6, 2016Applicant: ANSALDO ENERGIA SWITZERLAND AGInventors: Kaspar LOEFFEL, Andre THEUER, Nico BIAGIOLI, Alexey STYTSENKO, Sergey MYLNIKOV, Igor BAIBUZENKO
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Publication number: 20160221115Abstract: A method for manufacturing an element by an additive manufacturing process is disclosed. The method comprises manufacturing the element such as to comprise a front face extending from the base side and into the buildup direction. The method further comprises manufacturing at least one bump structure on said front face by means of the additive manufacturing process, wherein a delimitation of said bump structure comprises at least one reclining ledge and at least one overhang ledge. The overhang ledges are manufactured such as to form an angle with the buildup direction being smaller than or equal to 70 degrees. Further, elements producible by the method are disclosed.Type: ApplicationFiled: January 26, 2016Publication date: August 4, 2016Inventors: Kaspar LOEFFEL, Michael Thomas MAURER, Dariusz PALYS
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Publication number: 20160091206Abstract: A front panel for a combustor has a hot side and a cold side and at least one reception adapted for receiving a combustor part. The front panel has a double-wall design with a hot-side wall and a cold-side wall. The hot-side wall defines a hot-side downstream surface of the front panel. The cold-side wall defines a cold-side upstream surface of the front panel. The hot-side wall and the cold-side wall are axially spaced from one another, extend parallel to one another, and are connected to one another by an outer side wall.Type: ApplicationFiled: September 29, 2015Publication date: March 31, 2016Inventors: Ulrich RATHMANN, Naresh ALURI, Kaspar LOEFFEL, Michael HUBER