Patents by Inventor Alfred Umkehrer
Alfred Umkehrer 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: 11913840Abstract: A device for determining and/or monitoring a process variable of a medium includes a measuring insert, having a sensor element for sensing the process variable arranged in an end region of the measuring insert, and a dipping body for receiving the measuring insert which at least temporarily and/or partially protrudes into the medium and surrounds the measuring insert at least in a subregion nearest the medium. The device further includes a coupling unit introduced into the dipping body and designed to fill up an inner volume between an inner wall of the dipping body and an outer wall of the measuring insert at least in the subregion in which the sensor element is located as to ensure mechanical coupling between the dipping body and the measuring insert.Type: GrantFiled: April 12, 2019Date of Patent: February 27, 2024Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Christian Peuker, Pavo Vrdoljak, Alfred Umkehrer
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Publication number: 20240044723Abstract: The present disclosure relates to an apparatus for determining and/or monitoring a temperature of a medium in a containment, including a temperature sensor for registering temperature, and a flexible, heat-conductive support element, which is arrangeable on an outer surface of a wall of the containment, wherein the temperature sensor is secured to the support element.Type: ApplicationFiled: August 20, 2020Publication date: February 8, 2024Inventors: Daniel Koch, Marc Schalles, Harald Bründl, Stephan Wiedemann, Peter Wiedemann, Torsten Iselt, Christian Peuker, Pavo Vrdoljak, Georg Wolf, Christian Kallweit, Markus Mornhinweg, Alfred Umkehrer
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Patent number: 11566946Abstract: The present disclosure relates to an apparatus for determining and/or monitoring temperature of a liquid and to a method for manufacturing a corresponding apparatus. The apparatus comprises at least one temperature sensor and a measuring element, wherein at least the temperature sensor and the measuring element are arranged in a single sensor head. Further arranged at least partially within the sensor head is at least one unit comprising a material with anisotropic thermal conductivity.Type: GrantFiled: October 30, 2017Date of Patent: January 31, 2023Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventor: Alfred Umkehrer
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Patent number: 11543274Abstract: Disclosed is an apparatus for determining a flow of a medium through a pipe, as well as a method for operating the apparatus. The apparatus comprises a heating element at least partially in thermal contact with the medium and which is heatable by means of a heating signal, and a first temperature sensor for registering a temperature of at least one component of the apparatus or the temperature of the medium. The heating element and the first temperature sensor are arranged outside of the pipe. The apparatus includes at least one coupling element, which is at least partially in thermal contact with the heating element, the first temperature sensor and/or a portion of the pipe or tube and serves to assure a thermal coupling between the heating element and the first temperature sensor and between the heating element and the medium.Type: GrantFiled: August 16, 2018Date of Patent: January 3, 2023Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Alfred Umkehrer, Marc Schalles
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Publication number: 20220397438Abstract: An apparatus for determining and/or monitoring a process variable, for example, temperature, flow or flow velocity, of a medium in a containment includes a temperature sensor for registering temperature securable to an outer surface of the wall of the containment, at least one connection line for electrical contacting of the temperature sensor, and securement means for a releasable securing of the temperature sensor and a temperature sensor-near section of the connection line to the outer surface of the wall of the containment. According to the present disclosure, at least the section of the connection line is securable to the outer surface of the wall of the containment such that the section extends parallel with the wall of the and is in thermal contact with the wall of the containment.Type: ApplicationFiled: October 27, 2020Publication date: December 15, 2022Inventors: Daniel Koch, Marc Schalles, Harald Bründl, Stephan Wiedemann, Peter Wiedemann, Torsten Iselt, Christian Peuker, Pavo Vrdoljak, Christian Kallweit, Georg Wolf, Markus Mornhinweg, Alfred Umkehrer
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Publication number: 20220341794Abstract: The invention relates to an apparatus for determining and/or monitoring a temperature of a medium in a containment, comprising a measuring insert having a temperature sensor for registering temperature, a protective tube, in which the temperature sensor is arranged, and a heat conductive, formed piece, which is arranged in the protective tube and surrounds the measuring insert at least sectionally.Type: ApplicationFiled: August 20, 2020Publication date: October 27, 2022Inventors: Daniel Koch, Marc Schalles, Harald Bründl, Stephan Wiedemann, Peter Wiedemann, Torsten Iselt, Christian Peuker, Pavo Vrdoljak, Georg Wolf, Christian Kallweit, Markus Mornhinweg, Alfred Umkehrer
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Patent number: 11480456Abstract: The present disclosure relates to an apparatus for determining and/or monitoring the mass flow and/or flow velocity of a flowable medium through a pipeline, comprising at least one heating element, which is at least partially and/or at times in thermal contact with the medium and is operable at least at times by means of a heating signal. Furthermore, the present disclosure relates to a method for producing an apparatus of the disclosure. According to the disclosure, the heating element is at least partially surrounded in a region facing the medium by a unit comprising a material with an anisotropic thermal conductivity.Type: GrantFiled: June 20, 2018Date of Patent: October 25, 2022Assignees: Endress+Hauser Wetzer GmbH+Co. KG, Innovative Sensor Technology IST AGInventors: Alfred Umkehrer, Florian Krogmann
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Publication number: 20220334003Abstract: The present invention includes an apparatus for determining and/or monitoring a process variable, especially the temperature, or the flow, of a medium in a containment, including a temperature sensor for registering temperature and a flexible, a heat insulating support element, which is arrangeable on an outer surface of a wall of the containment, wherein the temperature sensor is secured to the support element.Type: ApplicationFiled: August 20, 2020Publication date: October 20, 2022Inventors: Daniel Koch, Marc Schalles, Harald Bründl, Stephan Wiedemann, Peter Wiedemann, Torsten Iselt, Christian Peuker, Pavo Vrdoljak, Georg Wolf, Christian Kallweit, Markus Mornhinweg, Alfred Umkehrer
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Patent number: 11435236Abstract: The present disclosure relates to an apparatus for determining and/or monitoring temperature of a liquid. The apparatus includes at least one temperature sensor arranged in a sensor head. Furthermore, the present disclosure relates to a method for manufacturing the apparatus. At least one internal volume of the sensor head is at least partially filled with at least one first material and at least one second material. The first material serves for affixing at least one component of the temperature sensor within the sensor head, and the second material serves for heat conduction within the sensor head.Type: GrantFiled: December 6, 2017Date of Patent: September 6, 2022Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Dietmar Saecker, Alfred Umkehrer
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Patent number: 11221257Abstract: The invention relates to a temperature probe (10) comprising a temperature-dependent measuring element (ME), which measuring element (ME) can be contacted via at least a first connecting line (1) and at least a second connecting line (2), the first connecting line (1) having a first and a second portion (T1, T2), and the first and the second portions (T1, T2) consisting of different materials.Type: GrantFiled: December 10, 2015Date of Patent: January 11, 2022Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Alfred Umkehrer, Pavo Vrdoljak, Harald Brundl, Thomas Harle
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Patent number: 11187596Abstract: The invention relates to an apparatus for determining and/or monitoring temperature of a medium, comprising at least one temperature sensor having at least one sensor element, an electronics unit, an input unit, and a display unit. The electronics unit is embodied to determine and/or to monitor at least the temperature of the medium and to detect whether the temperature sensor is immersed at least partially in at least one comparison medium with known comparison temperature. When the temperature sensor is immersed in a comparison medium the electronics unit performs a comparison measurement for calibrating and/or validating the sensor element. The temperature of the comparison medium is determined in the form of a comparison temperature measured value.Type: GrantFiled: June 28, 2016Date of Patent: November 30, 2021Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Alfred Umkehrer, Pavo Vrdoljak
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Patent number: 11175190Abstract: The present disclosure relates to a device for determining a temperature of a liquid. The device comprises a first temperature sensor and a reference element. The reference element is composed of a material in which a phase transformation occurs at a predetermined temperature within a temperature range relevant for operation of the device. The material remains in the solid phase. Arranged on the reference element are a first and a second electrode electrically insulated from one another. The device includes a first connection line for contacting the first electrode, and a second connection line for contacting the second electrode. The device further includes a third connection line composed of a material different from the material of the first or the second connection line. The third connection line forms with the first or the second connection line the first temperature sensor in the form of a first thermocouple.Type: GrantFiled: October 30, 2017Date of Patent: November 16, 2021Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Michael Korn, Alfred Umkehrer
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Publication number: 20210270679Abstract: A device for determining and/or monitoring a process variable of a medium includes a measuring insert, having a sensor element for sensing the process variable arranged in an end region of the measuring insert, and a dipping body for receiving the measuring insert which at least temporarily and/or partially protrudes into the medium and surrounds the measuring insert at least in a subregion nearest the medium. The device further includes a coupling unit introduced into the dipping body and designed to fill up an inner volume between an inner wall of the dipping body and an outer wall of the measuring insert at least in the subregion in which the sensor element is located as to ensure mechanical coupling between the dipping body and the measuring insert.Type: ApplicationFiled: April 12, 2019Publication date: September 2, 2021Applicant: Endress+Hauser Wetzer GmbH+Co. KGInventors: Christian PEUKER, Pavo VRDOLJAK, Alfred UMKEHRER
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Patent number: 10794775Abstract: An apparatus for determining and/or monitoring temperature of a medium, comprising at least one temperature sensor and at least two reference elements for in situ calibration and/or validation of the temperature sensor, wherein the first reference element is composed at least partially of a first material, in the case of which at least one phase transition of at least second order occurs at least a first predetermined phase transition temperature in the temperature range relevant for calibration of the temperature sensor, wherein the second reference element is composed at least partially of a second material, in the case of which at least one phase transition of at least second order occurs at least a second predetermined phase transition temperature in the range relevant for calibration of the temperature sensor, and wherein the at least two reference elements are contacted via exactly two connection wires.Type: GrantFiled: June 28, 2016Date of Patent: October 6, 2020Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Alfred Umkehrer, Pavo Vrdoljak
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Patent number: 10768052Abstract: The invention relates to a multipoint sensor for determining a temperature profile of a medium and to a method for producing said multipoint sensor. The multipoint sensor includes a tubular sheath having a closed end region; at least two cylindrical spacers produced from a material having a high thermal conductivity and arranged in an axially-spaced manner in the interior of the sheath. Each spacer includes a recess for holding a temperature-sensitive component of an elongate temperature sensor. Each spacer, with the exception of the spacer closest to the closed end region, has through-bores for feeding through the elongate temperature sensors fastened to the preceding spacers. The number of through-bores of a spacer corresponds to the number of preceding spacers. A filling material, is arranged between the spacers and surrounds each of the elongate temperature sensors. The filling material has a lower thermal conductivity than the material of the spacers.Type: GrantFiled: November 15, 2016Date of Patent: September 8, 2020Assignee: Endress+Hauser Wetzer GmbH+Co. KGInventors: Alfred Umkehrer, Luca Palma
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Publication number: 20200271495Abstract: Disclosed is an apparatus for determining a flow of a medium through a pipe, as well as a method for operating the apparatus. The apparatus comprises a heating element at least partially in thermal contact with the medium and which is heatable by means of a heating signal, and a first temperature sensor for registering a temperature of at least one component of the apparatus or the temperature of the medium. The heating element and the first temperature sensor are arranged outside of the pipe. The apparatus includes at least one coupling element, which is at least partially in thermal contact with the heating element, the first temperature sensor and/or a portion of the pipe or tube and serves to assure a thermal coupling between the heating element and the first temperature sensor and between the heating element and the medium.Type: ApplicationFiled: August 16, 2018Publication date: August 27, 2020Inventors: Alfred Umkehrer, Marc Schalles
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Publication number: 20200271496Abstract: The present disclosure relates to an apparatus for determining and/or monitoring the mass flow and/or flow velocity of a flowable medium through a pipeline, comprising at least one heating element, which is at least partially and/or at times in thermal contact with the medium and is operable at least at times by means of a heating signal. Furthermore, the present disclosure relates to a method for producing an apparatus of the disclosure. According to the disclosure, the heating element is at least partially surrounded in a region facing the medium by a unit comprising a material with an anisotropic thermal conductivity.Type: ApplicationFiled: June 20, 2018Publication date: August 27, 2020Inventors: Alfred Umkehrer, Florian Krogmann
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Patent number: 10615529Abstract: The connection apparatus of the invention comprises a platform (200), a plug connector (15) having a plug connector part (19) secured to the platform (200) and electrically connected to the circuit of the field device and a plug connector part (20) connectable with the connection cable and complementary to the first plug connector part (19), as well as a lid (16) held movably relative to the platform (200) for at least partially covering the plug connector (15) formed by connecting the plug connector parts (19, 20).Type: GrantFiled: April 9, 2019Date of Patent: April 7, 2020Assignee: ENDRESS + HAUSER FLOWTEC AGInventors: Björn Larsson, Timo Kretzler, Alfred Umkehrer, Michael Kirst
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Publication number: 20190360876Abstract: The present disclosure relates to a device for determining a temperature of a liquid. The device comprises a first temperature sensor and a reference element. The reference element is composed of a material in which a phase transformation occurs at a predetermined temperature within a temperature range relevant for operation of the device. The material remains in the solid phase. Arranged on the reference element are a first and a second electrode electrically insulated from one another. The device includes a first connection line for contacting the first electrode, and a second connection line for contacting the second electrode. The device further includes a third connection line composed of a material different from the material of the first or the second connection line. The third connection line forms with the first or the second connection line the first temperature sensor in the form of a first thermocouple.Type: ApplicationFiled: October 30, 2017Publication date: November 28, 2019Inventors: Michael Korn, Alfred Umkehrer
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Patent number: RE49785Abstract: A connection apparatus comprises includes: a platform,; a plug connector having a plug connector part secured to the platform and electrically connected to the circuit of the field device and a plug connector part connectable with the a connection cable and complementary to the first plug connector part, as well as; and a lid held movably moveable relative to the platform for at least partially covering the plug connectorformed by connecting the plug connector parts. The lid is swingable between a first end position, in which the lid at least partially covers the plug connector, and a second end position, and is additionally adapted in at least one an open position located between the first end position and the second end position to expose the plug connector such that the plug connector part can be separated from the plug connector part, as well as and, at least in the first end position, to secure the plug connector part connected with the plug connector part.Type: GrantFiled: May 26, 2021Date of Patent: January 2, 2024Assignee: Endress+Hauser Flowtec AGInventors: Björn Larsson, Timo Kretzler, Alfred Umkehrer, Michael Kirst