Patents by Inventor Tobias Baur
Tobias Baur 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: 20220196450Abstract: A method for producing a probe of a thermal flowmeter for measuring mass flow of a medium in a measuring tube, wherein a probe core is provided arranged loosely in a probe sleeve having a longitudinal axis, wherein the probe sleeve is deformed relative to the longitudinal axis completely radially in the direction of the probe core by means of high energy rate forming, wherein a material-locking connection between probe sleeve and probe core results and a rod is formed, wherein the rod represents a base body that is used for probe production, wherein a deformation speed reaches values greater than 100 m/s, and wherein the high energy rate forming includes explosive forming or magnetic forming.Type: ApplicationFiled: March 31, 2020Publication date: June 23, 2022Inventors: Anastasios Badarlis, Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur, Martin Barth, Martin Arnold, Mathieu Habert
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Patent number: 11054293Abstract: The present disclosure relates to a method for producing a probe of a thermal flow meter for measuring the mass flow rate of a medium in a measuring tube, the method having the following steps: introducing a probe core in the form of a material to be melted into a first probe casing, the first probe casing having an open first end and a closed second end facing away from the first end; melting the probe core; quenching the probe core to a temperature below the solidification temperature; attaching a thermoelement to a contact surface of the solidified probe core. The invention also relates to a probe obtained according to the production method and to a flow meter including the probes according to the present disclosure.Type: GrantFiled: October 10, 2017Date of Patent: July 6, 2021Assignee: Endress+Hauser Flowtec AGInventors: Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur, Martin Barth, Anastasios Badarlis, Lars Neyerlin, Martin Arnold, Oliver Popp
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Patent number: 11015964Abstract: A thermal, flow measuring device comprising a sensor with a metal sensor housing, which has a hollow body for connecting to a plug-in apparatus and/or a tube or pipe wall, wherein the hollow body has a base area; wherein the sensor housing has at least first and second pin sleeves, which protrude starting from the base area, wherein the metal sensor housing is embodied as one piece and the pin sleeves and the hollow body are connected together seam freely, especially weld seam freely.Type: GrantFiled: September 8, 2016Date of Patent: May 25, 2021Assignee: Endress+Hauser Flowtec AGInventors: Stephan Gaberthüel, Axel Pfau, Tobias Baur
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Patent number: 10989581Abstract: Disclosed is a sensor of a thermal, flow measuring device. The sensor includes a sensor cup having at least one protrusion on the floor of the cup that assures a constant spacing of a sensor element from the cup floor so that a good temperature transfer between the sensor element and a medium flowing around the sensor is assured. Also disclosed is a thermal, flow measuring device employing such a sensor.Type: GrantFiled: April 19, 2017Date of Patent: April 27, 2021Assignee: Endress+Hauser Flowtec AGInventors: Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur
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Patent number: 10976188Abstract: The present disclosure relates to a method for manufacturing a probe of a thermal, flow measuring device for measuring mass flow of a liquid in a measuring tube, wherein the method includes: introducing a probe core including a hard solder and a core element into a first probe sleeve, wherein the first probe sleeve has an open first end and a closed second end away from the first end; melting the hard solder; affixing the core element by cooling the hard solder to a temperature less than the solidification temperature; and applying a thermoelement to a contact area of the core element or of the solidified hard solder. The present disclosure relates, furthermore, to a probe resulting from the manufacturing process as well as to a flow measuring device having at least one probe of the-present disclosure.Type: GrantFiled: October 10, 2017Date of Patent: April 13, 2021Assignee: Endress+Hauser Flowtec AGInventors: Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur, Martin Barth, Anastasios Badarlis, Lars Neyerlin, Martin Arnold, Oliver Popp
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Publication number: 20200191629Abstract: The present disclosure relates to a method for producing a probe of a thermal flow meter for measuring the mass flow rate of a medium in a measuring tube, the method having the following steps: introducing a probe core in the form of a material to be melted into a first probe casing, the first probe casing having an open first end and a closed second end facing away from the first end; melting the probe core; quenching the probe core to a temperature below the solidification temperature; attaching a thermoelement to a contact surface of the solidified probe core. The invention also relates to a probe obtained according to the production method and to a flow meter including the probes according to the present disclosure.Type: ApplicationFiled: October 10, 2017Publication date: June 18, 2020Inventors: Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur, Martin Barth, Anastasios Badarlis, Lars Neyerlin, Martin Arnold, Oliver Popp
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Publication number: 20190376827Abstract: The invention relates to a sensor of a thermal, flow measuring device, to a thermal, flow measuring device and to a method for manufacturing such a sensor, wherein the sensor has a sensor cup having at least one protrusion, which assures a constant spacing of a sensor element from a cup floor, so that a good temperature transfer between sensor and a medium flowing around the sensor is assured.Type: ApplicationFiled: April 19, 2017Publication date: December 12, 2019Applicant: Endress+Hauser Flowtec AGInventors: Stephan GABERTHÜEL, Alexander GRÜN, Hanno SCHULTHEIS, Tobias BAUR
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Publication number: 20190293466Abstract: The invention relates to a method for manufacturing a probe (10) of a thermal, flow measuring device for measuring mass flow of a liquid in a measuring tube, wherein the method comprises steps as follows: introducing a probe core comprising a hard solder and a core element into a first probe sleeve, wherein the first probe sleeve has an open first end and a closed second end away from the first end; melting the hard solder; affixing the core element by cooling the hard solder to a temperature less than the solidification temperature; applying a thermoelement to a contact area of the core element or of the solidified hard solder. The invention relates, furthermore, to a probe resulting from the manufacturing process as well as to a flow measuring device having at least one probe of the invention.Type: ApplicationFiled: October 10, 2017Publication date: September 26, 2019Inventors: Stephan Gaberthüel, Alexander Grün, Hanno Schultheis, Tobias Baur, Martin Barth, Anastasios Badarlis, Lars Neyerlin, Martin Arnold, Oliver Popp
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Publication number: 20190025103Abstract: A thermal, flow measuring device comprising a sensor with a metal sensor housing, which has a hollow body for connecting to a plug-in apparatus and/or a tube or pipe wall, wherein the hollow body has a base area; wherein the sensor housing has at least first and second pin sleeves, which protrude starting from the base area, wherein the metal sensor housing is embodied as one piece and the pin sleeves and the hollow body are connected together seam freely, especially weld seam freely.Type: ApplicationFiled: September 8, 2016Publication date: January 24, 2019Inventors: Stephan Gaberthüel, Axel Pfau, Tobias Baur
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Patent number: 9810586Abstract: A temperature sensor comprising a housing having a housing body and a housing chamber, in which housing chamber are arranged terminally two temperature sensor elements, which are especially embodied as thin-film resistance thermometers, one of the temperature sensor elements is heatable, and from each temperature sensor element at least one connection wire leads away, which is connected with a circuit board. The circuit board is arranged in the housing chamber. The circuit board is positioned in the housing chamber by a snap-in connection. A connection wire of a first temperature sensor element is led with strain relief in a first direction through the circuit board and connected with such. The housing chamber contains at least a first elastic body. The circuit board has a first number of cavities, for connection of connection wires and/or cables and a second number of cavities, for reducing thermal expansion of the circuit board. Also presented is a thermal, flow measuring device.Type: GrantFiled: September 23, 2013Date of Patent: November 7, 2017Assignee: Endres + Hauser Flowtec AGInventors: Alexander Grun, Hanno Schultheis, Tobias Baur
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Patent number: 9696191Abstract: A thermal, flow measuring device for determining and/or monitoring a mass flow of a measured medium through a measuring tube, comprising a sensor having a first heatable resistance thermometer and at least a second heatable resistance thermometer, wherein the sensor has a longitudinal axis and an end face, which is divided into at least two adjoining segments, wherein a surface normal vector of at least a first segment forms with the longitudinal axis of the sensor an angle of at least 5°; and use of a thermal, flow measuring device.Type: GrantFiled: September 23, 2013Date of Patent: July 4, 2017Assignee: Endress + Hauser Flowtec AGInventors: Axel Pfau, Panagiotis Papathanasiou, Stephan Gaberthuel, Tobias Baur, Hanno Schultheis
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Patent number: 9671266Abstract: A method for determining mass flow of a gas by means of a mass flow meter, which has a first and a second temperature sensor, which can be flowed around by the gas. The first temperature sensor is heated with a heating power Q, wherein the mass flow of the medium is determined by means of a power coefficient PC=Q/?T as a function of a heating power Q and a temperature difference ?Tm=T1?T2 between the measured values of the temperature sensor. A corrected power coefficient PCcorr is determined, wherein at least one correction occurs by means of at least one recovery correction term Ki, wherein the recovery correction term Ki has the form Ki=?x·u2/(2·cp), wherein u is the flow velocity and cp the heat capacity of the medium, ?x is an element of the set {?1; ?2; ?12}, ?1:=e1?cr, ?2:=e2?cr and ?12:=e1?e2=?1??2, e1 and e2 are the recovery factors of the first, respectively second, temperature sensors, and wherein cr is a constant reference value, for which holds cr?1, especially cr=1.Type: GrantFiled: March 19, 2013Date of Patent: June 6, 2017Assignee: Endress + Hauser Flowtec AGInventors: Anastasios Badarlis, Tobias Baur, Axel Pfau, Hanno Schultheis
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Patent number: 9182262Abstract: A temperature sensor and a flow measuring device. The temperature sensor comprising: a housing which comprises a housing body from which at least a first shell and a second shell protrude, each of which shells comprises a first end section, a second end section and a longitudinal axis. A temperature sensor element is arranged, which has especially a thin-film resistance thermometer, wherein one of the temperature sensor elements is heatable, and which shells have outsides, which interface the housing with the environment. From each temperature sensor element at least one connection wire leads away, which is connected with a circuit board. The housing body has a housing chamber, which is connected with inner hollow spaces of the shells, wherein the circuit board is arranged in the housing chamber, and wherein the circuit board is positioned in the housing chamber by a snap-in connection.Type: GrantFiled: October 16, 2013Date of Patent: November 10, 2015Assignee: Endress + Hauser Flowtec AGInventors: Achim Wiest, Heinerich Hagenmeyer, Roy Senn, Tobias Baur
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Publication number: 20150300856Abstract: A thermal, flow measuring device for determining and/or monitoring a mass flow of a measured medium through a measuring tube, comprising a sensor having a first heatable resistance thermometer and at least a second heatable resistance thermometer, wherein the sensor has a longitudinal axis and an end face, which is divided into at least two adjoining segments, wherein a surface normal vector of at least a first segment forms with the longitudinal axis of the sensor an angle of at least 5°; and use of a thermal, flow measuring device.Type: ApplicationFiled: September 23, 2013Publication date: October 22, 2015Inventors: Axel Pfau, Panagiotis Papathanasiou, Stephan Gaberthuel, Tobias Baur, Hanno Schultheis
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Publication number: 20150276503Abstract: A temperature sensor comprising a housing having a housing body and a housing chamber, in which housing chamber are arranged terminally two temperature sensor elements, which are especially embodied as thin-film resistance thermometers, one of the temperature sensor elements is heatable, and from each temperature sensor element at least one connection wire leads away, which is connected with a circuit board. The circuit board is arranged in the housing chamber. The circuit board is positioned in the housing chamber by a snap-in connection. A connection wire of a first temperature sensor element is led with strain relief in a first direction through the circuit board and connected with such. The housing chamber contains at least a first elastic body. The circuit board has a first number of cavities, for connection of connection wires and/or cables and a second number of cavities, for reducing thermal expansion of the circuit board. Also presented is a thermal, flow measuring device.Type: ApplicationFiled: September 23, 2013Publication date: October 1, 2015Inventors: Alexander Grun, Hanno Schultheis, Tobias Baur
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Publication number: 20150075277Abstract: A method for determining mass flow of a gas by means of a mass flow meter, which has a first and a second temperature sensor, which can be flowed around by the gas. The first temperature sensor is heated with a heating power Q, wherein the mass flow of the medium is determined by means of a power coefficient PC=Q/?T as a function of a heating power Q and a temperature difference ?Tm=T1?T2 between the measured values of the temperature sensor. A corrected power coefficient PCcorr is determined, wherein at least one correction occurs by means of at least one recovery correction term Ki, wherein the recovery correction term Ki has the form Ki=?x·u2/(2·cp), wherein u is the flow velocity and cp the heat capacity of the medium, ?x is an element of the set {?1; ?2; ?12}, ?1:=e1?cr, ?2:=e2?cr and ?12:=e1?e2=?1??2, e1 and e2 are the recovery factors of the first, respectively second, temperature sensors, and wherein cr is a constant reference value, for which holds cr?1, especially cr=1.Type: ApplicationFiled: March 19, 2013Publication date: March 19, 2015Applicant: Endress + Hauser Flowtec AGInventors: Anastasios Badarlis, Tobias Baur, Axel Pfau, Hanno Schultheis
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Publication number: 20140366624Abstract: A spacer for a thermal, flow measuring device, wherein the spacer has a planar bearing surface for a thin-film resistance thermometer and an otherwise circularly cylindrical, lateral surface, wherein the bearing surface is inclined relative to a longitudinal axis of the spacer.Type: ApplicationFiled: November 22, 2012Publication date: December 18, 2014Inventors: Tobias Baur, Fanos Christodoulou, Martin Barth, Axel Pfau
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Publication number: 20130269428Abstract: A measurement transducer of a thermal mass flow meter for determining the flow rate of a medium that flows through a pipe, which comprises at least one thin film resistance thermometer, which is arranged in a sheath, wherein the sheath comprises a first open end, out of which at least one cable for electrical contact with the resistance thermometer is led out of the sheath, wherein the cable in the sheath is embedded in a first fill material, at least in sections, and wherein the thin film resistance thermometer is at least partially covered by a second fill material, which is a gaseous, liquid, semi-liquid, powder or solid and in the case cited last, comprises a hardness of at most Shore A 90, and that the first fill material comprises a hardness of at most Shore D 98.Type: ApplicationFiled: June 20, 2011Publication date: October 17, 2013Applicant: Endress + Hauser Flowtec AGInventors: Tobias Baur, Fanos Christodoulou, Axel Pfau, Martin Barth, Arno Lang
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Patent number: 8529127Abstract: Thermal flow measuring device and method for the manufacture of a thermal flow measuring device with a spacer having a first cavity for accommodating a resistance thermometer, wherein the spacer has at least a first planar area, which faces the first cavity, and a second cavity, through which the resistance thermometer can be pressed by means of a hold-down onto the first planar area of the spacer.Type: GrantFiled: August 24, 2010Date of Patent: September 10, 2013Assignee: Endress + Hauser Flowtec AGInventors: Alex Pfau, Martin Barth, Tobias Baur
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Patent number: 8408525Abstract: A carburetor assembly (1) has an intake channel section (30) and an air channel section (31). In the intake channel section (30), a throttle element and a choke element are arranged. An air control element is arranged in the air channel section (31). A first coupling unit (25) is provided which defines the position of the throttle element in at least one start position of the carburetor assembly (1). A second coupling unit (26) couples the position of the air control element in at least one operating state to the position of the throttle element. To ensure a reliable start, the choke element is held in at least one start position by the first coupling unit (25) and the second coupling unit (26).Type: GrantFiled: March 19, 2010Date of Patent: April 2, 2013Assignee: Andreas Stihl AG & Co. KGInventors: Werner Gräter, Tobias Baur, Birger Loew