Produits et services

Chemical analysis reagents; chemical test reagents [other than medical or veterinary purposes]; chemicals, namely kits and chemical solutions for the extraction, isolation and/or purification of DNA and RNA samples; chemicals for medical and biological research; reagents for diagnostic tests [other than for medical or veterinary purposes]; reagents for amplification of nucleic acids [other than for medical purposes]; chemicals for the amplification of nucleic acids [other than for medical or veterinary purposes]; chemicals for carrying out nucleic acid polymerase chain reactions [other than for medical and veterinary purposes]; enzymes for industrial purposes; enzymes, other than for medical or veterinary purposes; parts and accessories for all the aforesaid goods included in this class. Chemical test reagents [for medical purposes]; Chemical test reagents [for veterinary purposes]; reagents for use in diagnostic tests [for veterinary purposes]; reagents for use in diagnostic tests [for medical purposes]; reagents for the amplification of nucleic acids [for medical purposes]; chemicals for the amplification of nucleic acids [for medical and veterinary purposes]; chemicals for carrying out nucleic acid polymerase chain reactions [for medical and veterinary purposes]; enzymes for medical purposes; enzymes for veterinary purposes; parts and accessories for all the aforesaid goods included in this class. Micropumps; Machines for the production of medicines; robot-controlled apparatus for analyzing samples; valves; microfluidic pump system; micromixers for liquids. Measuring, signalling, checking, analyzing, controlling, regulating, and recording apparatus and instruments; Sensors; temperature sensors; humidity sensors; conductivity sensors; biosensors; torque transducers; surface expansion sensors; force sensors; multidimensional force sensors; pressure sensors; miniature force sensors; strain and displacement sensors; gas sensors; infrared sensors; optical sensors; infrared optical apparatus; micro-electro-mechanical (MEMS) sensors; sensors for measuring surface waves; sensors for identifying liquids; sensors for concentration measuring; density sensors; flow sensors; distance measuring sensors; viscosity sensors; sensors for measuring ion concentrations; sensors for the measurement of dissolved oxygen; software; transmitters; microfluidic connecting elements, in particular fluidic connectors; control and regulation actuators; electronic modules for regulating, measuring and controlling, in particular modules for recording and processing measured values; integrated circuit cards [smart cards]; cables for electronic connections; flow cells; laboratory apparatus for extraction, isolation and purification of DNA and RNA samples; laboratory apparatus and instruments; computer programs [stored downloadable]; software for scientific measuring instruments; software for performing, evaluating and displaying chemical and biochemical analyses, processes and process controls; optical instruments for measuring and evaluating images; analysis and diagnostic equipment not for medical purposes; chemical laboratory reactors, optical apparatus and instruments for analyzing and evaluating microscopic structures, sample carriers, biochips and for lab-on-a-chip applications; laboratory devices for detecting genetic sequences; DNA chips; biochips; microchips; chips [integrated circuits] with microchannels, microchambers and/or microflow chambers; cell culture devices for laboratory purposes; kits as complete systems of specific consumables for diagnostic purposes, without device function, for the isolation of DNA/RNA, essentially consisting of buffers, cartridges, syringe barrels with associated plunger rods, a filtration device for desalting and enrichment of DNA/RNA from buffers [scientific instruments]; parts and accessories (included in this class). Sensors for medical use in diagnosis; Measuring devices for medical purposes; infrared lamps for medical purposes; infrared emitters for medical purposes; heaters for medical purposes; heating elements for medical purposes; electrophoresis apparatus; automatic laboratory instruments for medical diagnoses; medical apparatus and instruments; analyzers for medical purposes; diagnostic apparatus for medical purposes; diagnostic apparatus; incubators for laboratories for medical purposes; apparatus for DNA and RNA testing for medical purposes; kits for medical and veterinary diagnostic purposes, namely for sample preparation, modification and manipulation of cells and for labeling, separation, isolation, purification, amplification, sequencing and/or analysis of biopolymers, in particular nucleic acids, proteins, macromolecules and biologically active substances, in particular reagents, enzymes and buffer solutions for nucleic acid amplification; parts and accessories for all the aforesaid goods, included in this class. Infrared lamps, not for medical purposes; Infrared radiators; light sources other than those intended for photography or medicine; light sources other than for medical or photographic purposes; thermal infrared emitters; microheaters as components for heating small areas; heating elements. Laser scribing services; Material processing with laser and laser technology, in particular laser processing, laser welding, laser cutting, laser hardening, laser drilling, laser soldering; application of coatings using physical vapor deposition techniques; application of coatings using chemical vapor deposition techniques; application of coatings using thermal plasma spraying techniques; application of coatings using chemical vapor deposition techniques; application of coatings using chemical, mechanical, thermal and thermomechanical processes. Scientific and industrial development services; Engineering services, in particular the design and development of sensors, measuring instruments, algorithms, electronics, software and applications; industrial analysis, planning and research services; calibration of measuring devices and sensors; providing information about industrial analysis and research services; product design and development; product research and development; conducting of technical feasibility studies; development of micro-electro-mechanical systems; creation of computer programs; technical advice on the use of electronic modules, in particular for measured value acquisition and processing; development of customized sensors.

Abrégé

The invention relates to a heating device (100) for an aerosol-generating device (1), comprising at least one heating element (101, 101') and a sleeve (102), in particular a sleeve with a cylindrical design, wherein the sleeve (102) has a first section (103) and a second section (104), the sleeve has a heat exchanger structure (105) in the first section (103), and the sleeve has a chamber for receiving a solid or liquid material, in particular a tobacco stick, in the second section (102). At least one flow channel (106) is introduced into the heat exchanger structure (105). The first section (103) is arranged in front of the second section (104) in the flow direction ((I)) such that when a user inhales, a fluid flows first through the flow channel of the heat exchanger structure (105) and then through the chamber. The at least one heating element (101, 101') is arranged with respect to the first section (103) of the sleeve (102) such that the heating element (101, 101') heats the fluid flowing through the flow channel of the heat exchanger structure (105) in the flow direction ((I)) in order to release ingredients from the material upon flowing through the chamber, and the heat exchanger structure (105) is designed such that a specified flow resistance of the fluid is achieved when the fluid flows through the flow channel of the heat exchanger structure (105).

Classes IPC  ?

• A24F 40/46 - Forme ou structure des moyens de chauffage électrique
• A24F 40/485 - Valves; Ouvertures

Abrégé

A method for detecting bubbles or droplets of a first medium in a fluid second medium flowing through a measuring pipe includes: heating a first heating element and a second heating element, which are each arranged on the measuring pipe and at a distance from each other; simultaneously sensing a first ambient temperature at the first heating element by a first sensor and a second ambient temperature at the second heating element by a second sensor; determining a first variable of the first sensor corresponding to the first ambient temperature and a second variable of the second sensor corresponding to the second ambient temperature; forming a difference between the first variable and the second variable; and comparing an absolute value of the difference with a reference threshold value, wherein the presence of a bubble or droplet is detected when the absolute value at least briefly exceeds the reference threshold value.

Classes IPC  ?

• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 1/688 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier

Abrégé

2323233 glass system. The invention also relates to a method for producing such a thick-film element (1).

Classes IPC  ?

• C03C 3/145 - Compositions pour la fabrication du verre contenant un oxyde mais pas de silice contenant du bore contenant de l'aluminium ou du béryllium
• C03C 8/04 - Compositions en verre fritté, c. à d. broyées ou sous forme de poudre contenant du zinc
• C03C 8/16 - Mélanges de frittes vitreuses contenant des additifs, p.ex. des agents opacifiants, des colorants, des agents de broyage agents vecteurs ou de suspension, p.ex. suspension
• C23D 5/00 - Revêtement par des émaux ou des couches vitreuses
• C22C 14/00 - Alliages à base de titane
• C23D 5/02 - Revêtement par des émaux ou des couches vitreuses par voie humide

Abrégé

The invention relates to a heating element (1) for an aerosol generating device (2), comprising a substrate (100) and an inductively heatable susceptor layer (110). The susceptor layer (110) is formed by applying a paste onto the substrate (100) per screen printing method and subsequently heating the substrate (100) together with the applied paste, wherein the paste contains a conductive phase and a matrix content (111), and the conductive phase has susceptor particles (112). The invention also relates to a method for producing such a heating element (1) and to an aerosol generating device (2) which comprises such a heating element (1).

Classes IPC  ?

• H05B 6/10 - Appareils de chauffage par induction, autres que des fours, pour des applications spécifiques
• A24F 40/00 - Dispositifs pour fumer à fonctionnement électrique; Leurs composants; Leur fabrication; Leur entretien ou leur test; Moyens de recharge spécialement adaptés à ces dispositifs

Abrégé

A system and a method for a chemical, biochemical or immunochemical detection process includes: a consumption product configured to be introduced into a steam generator and including a test module configured for receiving a biological sample and for performing a biochemical or immunochemical detection process or configured as a reaction vessel for performing a chemical, biochemical or immunochemical detection process on the biological sample; the steam generator including a detection element configured for recording a result or a stage in the progress of the detection process when the consumption product is introduced into the steam generator; and at least one output module configured for outputting the result or the stage in the progress of the chemical, biochemical or immunochemical detection process.

Classes IPC  ?

• G01N 21/84 - Systèmes spécialement adaptés à des applications particulières
• B01L 7/00 - Appareils de chauffage ou de refroidissement; Dispositifs d'isolation thermique
• G01N 21/77 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique
• G01N 21/78 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique produisant un changement de couleur

Produits et services

Chemical analysis reagents; chemical test reagents [other than medical or veterinary purposes]; chemicals, namely kits and chemical solutions for the extraction, isolation and/or purification of DNA and RNA samples; chemicals for medical and biological research; reagents for diagnostic tests [other than for medical or veterinary purposes]; reagents for amplification of nucleic acids [other than for medical purposes]; chemicals for the amplification of nucleic acids [other than for medical or veterinary purposes]; chemicals for carrying out nucleic acid polymerase chain reactions [other than for medical and veterinary purposes]; enzymes for industrial purposes; enzymes, other than for medical or veterinary purposes; parts and accessories for all the aforesaid goods included in this class. Chemical test reagents [for medical purposes]; Chemical test reagents [for veterinary purposes]; reagents for use in diagnostic tests [for veterinary purposes]; reagents for use in diagnostic tests [for medical purposes]; reagents for the amplification of nucleic acids [for medical purposes]; chemicals for the amplification of nucleic acids [for medical and veterinary purposes]; chemicals for carrying out nucleic acid polymerase chain reactions [for medical and veterinary purposes]; enzymes for medical purposes; enzymes for veterinary purposes; parts and accessories for all the aforesaid goods included in this class. Micropumps; Machines for the production of medicines; robot-controlled apparatus for analyzing samples; valves; microfluidic pump system; micromixers for liquids. Laser scribing services; Material processing with laser and laser technology, in particular laser processing, laser welding, laser cutting, laser hardening, laser drilling, laser soldering; application of coatings using physical vapor deposition techniques; application of coatings using chemical vapor deposition techniques; application of coatings using thermal plasma spraying techniques; application of coatings using chemical vapor deposition techniques; application of coatings using chemical, mechanical, thermal and thermomechanical processes. Measuring, signalling, checking, analyzing, controlling, regulating, and recording apparatus and instruments; Sensors; temperature sensors; humidity sensors; conductivity sensors; biosensors; torque transducers; surface expansion sensors; force sensors; multidimensional force sensors; pressure sensors; miniature force sensors; strain and displacement sensors; gas sensors; infrared sensors; optical sensors; infrared optical apparatus; micro-electro-mechanical (MEMS) sensors; sensors for measuring surface waves; sensors for identifying liquids; sensors for concentration measuring; density sensors; flow sensors; distance measuring sensors; viscosity sensors; sensors for measuring ion concentrations; sensors for the measurement of dissolved oxygen; software; transmitters; microfluidic connecting elements, in particular fluidic connectors; control and regulation actuators; electronic modules for regulating, measuring and controlling, in particular modules for recording and processing measured values; integrated circuit cards [smart cards]; cables for electronic connections; flow cells; laboratory apparatus for extraction, isolation and purification of DNA and RNA samples; laboratory apparatus and instruments; computer programs [stored downloadable]; software for scientific measuring instruments; software for performing, evaluating and displaying chemical and biochemical analyses, processes and process controls; optical instruments for measuring and evaluating images; analysis and diagnostic equipment not for medical purposes; chemical laboratory reactors, optical apparatus and instruments for analyzing and evaluating microscopic structures, sample carriers, biochips and for lab-on-a-chip applications; laboratory devices for detecting genetic sequences; DNA chips; biochips; microchips; chips [integrated circuits] with microchannels, microchambers and/or microflow chambers; cell culture devices for laboratory purposes; kits as complete systems of specific consumables for diagnostic purposes, without device function, for the isolation of DNA/RNA, essentially consisting of buffers, cartridges, syringe barrels with associated plunger rods, a filtration device for desalting and enrichment of DNA/RNA from buffers [scientific instruments]; parts and accessories (included in this class). Sensors for medical use in diagnosis; Measuring devices for medical purposes; infrared lamps for medical purposes; infrared emitters for medical purposes; heaters for medical purposes; heating elements for medical purposes; electrophoresis apparatus; automatic laboratory instruments for medical diagnoses; medical apparatus and instruments; analyzers for medical purposes; diagnostic apparatus for medical purposes; diagnostic apparatus; incubators for laboratories for medical purposes; apparatus for DNA and RNA testing for medical purposes; kits for medical and veterinary diagnostic purposes, namely for sample preparation, modification and manipulation of cells and for labeling, separation, isolation, purification, amplification, sequencing and/or analysis of biopolymers, in particular nucleic acids, proteins, macromolecules and biologically active substances, in particular reagents, enzymes and buffer solutions for nucleic acid amplification; parts and accessories for all the aforesaid goods, included in this class. Infrared lamps, not for medical purposes; Infrared radiators; light sources other than those intended for photography or medicine; light sources other than for medical or photographic purposes; thermal infrared emitters; microheaters as components for heating small areas; heating elements. Scientific and industrial development services; Engineering services, in particular the design and development of sensors, measuring instruments, algorithms, electronics, software and applications; industrial analysis, planning and research services; calibration of measuring devices and sensors; providing information about industrial analysis and research services; product design and development; product research and development; conducting of technical feasibility studies; development of micro-electro-mechanical systems; creation of computer programs; technical advice on the use of electronic modules, in particular for measured value acquisition and processing; development of customized sensors.

Produits et services

(1) Réactifs chimiques destinés à analyses; réactifs de tests chimiques [autres qu'à usage médical ou vétérinaire]; produits chimiques, à savoir trousses et solutions chimiques pour l'extraction, l'isolement et/ou la purification d'échantillons d'ADN et d'ARN; produits chimiques pour la recherche médicale et biologique; réactifs pour tests diagnostiques [autres qu'à usage médical ou vétérinaire]; réactifs pour la multiplication des acides nucléiques [autres qu'à usage médical]; produits chimiques destinés à la multiplication de la quantité d'acides nucléiques [autres qu'à usage médical ou vétérinaire]; produits chimiques destinés aux réactions de polymérisation en chaîne des acides nucléiques [autres qu'à usage médical ou vétérinaire]; enzymes à usage industriel; enzymes autres qu'à usage médical ou vétérinaire; pièces et accessoires pour tous les produits précités compris dans cette classe. (2) Réactifs pour analyses chimiques [à usage médical]; réactifs pour analyses chimiques [à usage vétérinaire]; réactifs pour tests de diagnostic [à usage vétérinaire]; réactifs pour tests diagnostiques [à usage médical]; réactifs pour la multiplication des acides nucléiques [à usage médical]; produits chimiques pour la multiplication des quantités d'acides nucléiques [à des fins médicales et vétérinaires]; produits chimiques destinés aux réactions de polymérisation en chaîne acide nucléique-polymérase [à usage médical et vétérinaire]; enzymes à usage médical; enzymes à usage vétérinaire; pièces et accessoires pour tous les produits susmentionnés compris dans cette classe. (3) Micro-pompes; machines pour la fabrication de médicaments; apareils robotisés pour l'analyse d'échantillons; vannes; système de pompage microfluidique; micromélangeurs pour liquides. (4) Appareils et instruments de mesure, de signalisation, de contrôle, d'analyse, de commande et d'enregistrement; capteurs; capteurs de température; capteurs d'humidité; capteurs de conductivité; capteurs biologiques; transducteurs de couple; capteurs de dilatation de surface; capteurs de force; capteurs de force multidimensionnels; capteurs de pression; capteurs de force miniatures; capteurs de déformation et de déplacement; capteurs de gaz; capteurs à infrarouges; capteurs optiques; appareils optiques à infrarouges; capteurs micro-électro-mécaniques (MEMS); capteurs pour la mesure des ondes de surface; capteurs pour la détermination de liquides; capteurs pour la mesure de la concentration; capteurs de densité; débitmètres; capteurs pour la mesure de distances; capteurs de viscosité; capteurs pour la mesure de concentrations d'ions; capteurs pour la mesure de l'oxygène dissout; logiciels; transmetteurs; éléments de connexion microfluidiques, notamment les connecteurs fluidiques; actionneurs de commande et de régulation; modules électroniques, pour la régulation, la mesure et la commande, en particulier modules d'acquisition et de traitement des mesures; cartes à mémoire ou à microprocesseur; câbles pour connexions électroniques; cellules à circulation; appareils de laboratoire pour l'extraction, l'isolation et la purification d'échantillons d'ADN et d'ARN; appareils et instruments de laboratoire; programmes informatiques [enregistrés téléchargeables]; logiciels pour instruments de mesure scientifiques; logiciels permettant d'effectuer, d'évaluer et de présenter des analyses chimiques et biochimiques, des processus et des commandes de processus; appareils optiques pour la mesure et l'évaluation d'images; appareils d'analyse et de diagnostic non destinés à des fins médicales; réacteurs chimiques de laboratoire, appareils optiques et instruments pour l'analyse et l'évaluation de structures microscopiques, de supports d'échantillons, de biopuces et pour les applications Lab on the Chip; appareils de laboratoire pour détecter des séquences génétiques; puces à ADN; biopuces; micropuces; puces [circuits intégrés] avec microcanaux, microchambres et/ou chambres à microflux; appareils de culture cellulaire à usage de laboratoire; trousses en tant que systèmes globaux de consommables spécifiques à des fins de diagnostic, sans fonction d'appareil, pour l'isolation de l'ADN/ARN, composés essentiellement de tampons, de cartouches, de corps de seringues avec tiges de piston correspondantes, d'un dispositif de filtration pour le dessalement et l'enrichissement de l'ADN/ARN à partir de tampons [instruments scientifiques]; pièces et accessoires (compris dans cette classe). (5) Capteurs destinés au diagnostic médical; dispositifs de mesure à usage médical; lampes à infrarouge à usage médical; émetteurs infrarouges à usage médical; réchauffeurs à usage médical; éléments chauffants à usage médical; appareils d'électrophorèse; instruments de laboratoire automatiques pour diagnostics médicaux; instruments et appareils médicaux; appareils pour l'analyse à usage médical; appareils pour le diagnostic à usage médical; appareils de diagnostic; incubateurs pour laboratoires à usage médical; appareils pour tests ADN et ARN à usage médical; trousses à des fins de diagnostic médical et vétérinaire, à savoir pour la préparation d'échantillons, la modification et la manipulation de cellules et pour le marquage, la séparation, l'isolement, la purification, l'amplification, le séquençage et/ou l'analyse de biopolymères, notamment d'acides nucléiques, de protéines, de macromolécules et de substances biologiquement actives, en particulier les réactifs, les enzymes et les solutions tampons pour l'amplification des acides nucléiques; pièces et accessoires pour tous les produits précités, compris dans cette classe. (6) Lampes infrarouges autres qu'à usage médical; radiateurs à infrarouges; sources lumineuses autres que celles destinées à la photographie ou à la médecine; sources de lumière autres qu'à usage médical ou photographique; émetteurs infrarouges thermiques; micro-chauffeurs comme composant pour chauffer de petites surfaces; éléments chauffants. (1) Services de traçage au laser; traitement des matériaux par laser et technique laser, notamment usinage laser, soudage laser, découpe laser, trempe laser, perçage laser, brasage laser; application de revêtements par le biais de techniques de dépôt physique en phase vapeur; application de revêtements par le biais de techniques de dépôt chimique en phase vapeur; application de revêtements à l'aide de techniques de projection par plasma thermique; application de revêtements par des méthodes d'évaporation chimique sous vide; application de revêtements par des procédés chimiques, mécaniques, thermiques et thermomécaniques. (2) Services de développement scientifique et industriel; services d'ingénierie, notamment conception et développement de capteurs, d'instruments de mesure, d'algorithmes, d'électronique, de logiciels et d'applications; services d'analyse, de planification et de recherche industrielles; Étalonnage d'instruments de mesure et de capteurs; mise à disposition d'informations concernant des services d'analyse et de recherche industrielles; conception et développement de produits; recherche et développement de produits; réalisation d'études de faisabilité technique; développement de systèmes micro-électromécaniques; création de programmes informatiques; conseil technique dans le domaine de l'utilisation de modules électroniques, notamment pour la saisie et le traitement de valeurs de mesure; développement de capteurs spécifiques aux clients.

Abrégé

A method for operating a thermal sensor, wherein the thermal sensor includes a sensor element and an electronics, the sensor element in thermal contact with a container, in which a measured medium flows with a flow velocity, the sensor element periodically heated by an alternating voltage and, at the same time, a temperature of the sensor element is registered versus time, wherein the electronics determines a measured variable of the measured medium based on a comparison of the third harmonic oscillation of the alternating voltage with the third harmonic oscillation of the temperature, including calculating a phase shift between the third harmonic oscillation of the alternating voltage and the amplitude of the third harmonic oscillation of the temperature, and wherein a frequency of the alternating voltage is selected to achieve a penetration depth of an emitted heat of the sensor element into the measured medium at essentially zero flow velocity.

Classes IPC  ?

• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant

Abrégé

A thermal flow meter for measuring a flow rate of a gas includes: a measurement channel for guiding the gas between a channel inlet and a channel outlet; a thermal flow sensor disposed in the measurement channel; a density sensor including an oscillator operable to be acted upon by the gas; a temperature sensor element configured to determine a gas temperature; a pressure sensor element configured to determine a gas pressure; and a measuring-operating circuit configured to: determine a density value of the gas based on a natural frequency of the oscillator; identify a composition of the gas based on the density value, the gas pressure, and the gas temperature; and as a function of the composition, output a flow rate measured value corrected with respect to a cross-sensitivity of the flow rate to the composition of the gas based on flow rate-dependent signals of the thermal flow sensor.

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01N 9/00 - Recherche du poids spécifique ou de la densité des matériaux; Analyse des matériaux en déterminant le poids spécifique ou la densité
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes

Abrégé

The invention relates to an electrical or electronic component (100, 200), comprising: - a substrate (110, 210) having a first side and a second side situated opposite the first side; - at least one functional element (120, 220) mounted on the first side or the second side or on another side of the substrate (110, 210); - one or more contact pads (131, 132, 231, 232), which are mounted on the first side of the substrate (110, 210) in a subregion of the substrate (110, 210), for electrically contacting the at least one functional element (120, 220); - for each contact pad (131, 132, 231, 232), at least one contacting wire (141, 142, 241, 242) which is connected to the respective contact pad (131, 132, 231, 232) in an end region; and - at least one cover (150, 250, 250') which covers at least the contact pad (131, 132, 231, 232), or the contact pads, and the respective end region of the contacting wire (141, 142, 241, 242), or the contacting wires, wherein the cover (150, 250, 250') is produced by stoving a paste which contains a starting material consisting of an organosilane compound, which is produced by means of a sol-gel process, and at least one additional material from the group comprising ceramics, metals and/or glasses, a method for producing an electrical or electronic component (100, 200), and a first and a second use of the electrical or electronic component (100, 200).

Classes IPC  ?

• H05K 3/28 - Application de revêtements de protection non métalliques
• H05K 3/00 - Appareils ou procédés pour la fabrication de circuits imprimés
• H05K 1/11 - Eléments imprimés pour réaliser des connexions électriques avec ou entre des circuits imprimés
• H05K 3/32 - Connexions électriques des composants électriques ou des fils à des circuits imprimés
• H05K 3/34 - Connexions soudées

Abrégé

The invention relates to a flow sensor comprising: - a housing (100), wherein the housing (100) has an inlet channel (110) for receiving the fluid measuring medium, an outlet channel (120) for discharging the fluid measuring medium, a measuring channel (130) extending between the inlet channel (110) and outlet channel (120) and at least one secondary channel (140) extending between the inlet channel (110) and the outlet channel (120), and more particularly connected in parallel to the measuring channel (130); - a sensor element (200) arranged in the measuring channel (130) for sensing a physical measurement variable with regard to a flow of the fluid measurement medium; and – a first more particularly bolt-shaped closure element (300), wherein the first closure element (300) is designed and attached to the housing (100) such that the first closure element (300) can be moved in relation to a first fluid transfer (150) or a second fluid transfer (160) into at least one first position (P1) and a second position (P2), wherein the first closure element (300), in the second position (P2), closes the first fluid transfer (150) or the fluid transfer (160), and wherein the first fluid transfer (150) or the second fluid transfer (160) is not closed in the first position (P1) of the first closure element (300). The invention also relates to a system that contains the flow sensor according to the invention.

Classes IPC  ?

• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 5/00 - Mesure d'une fraction du débit volumétrique
• G01F 15/14 - Revêtements, p.ex. avec un matériau spécial
• G01F 15/18 - Supports ou moyens de raccordement pour les compteurs

Abrégé

The invention relates to a first variant of a sensor element for ascertaining at least one physical or chemical measurement variable, comprising: - a planar substrate (1) having a first surface and a second surface opposite the first side; - one or more sensor structures (2), which are applied to the first surface of the substrate (1) or on an insulation layer applied to the first surface of the substrate; - a passivation layer (3) that at least partially covers the sensor structure (2) or the sensor structures (2); at least two electrical contact surfaces (4) that are each connected to the sensor structure (2); - a spacer layer (5) applied to one or more first portions of the second surface of the substrate (1); and - a sinterable and/or solderable metal layer (6) applied to one or more second portions of the second surface of the substrate (1) and/or on the space layer (5), wherein a layer thickness of the spacer layer (5) is greater than or equal to a layer thickness of the sinterable and/or solderable metal layer (6). The invention also relates to a second variant of a sensor element and to a sensor arrangement which comprises at least one sensor element of this kind.

Classes IPC  ?

• G01K 1/143 - Supports; Dispositifs de fixation; Dispositions pour le montage de thermomètres en des endroits particuliers pour la mesure de la température de surfaces
• G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

The invention comprises a device for transferring an active substance (210) to a gas phase, which active substance (100) contains at least one organic component, said device comprising: - a reservoir (200), which is designed to received the active substance; - a heating element (100), which is made from a foil (101) of a nickel-chromium alloy or a refractory metal, wherein the heating element (100) is designed to emit thermal radiation, and wherein the heating element is arranged with respect to the reservoir (200) such that the active substance is heated at least by means of the thermal radiation emitted from the heating element (100).

Classes IPC  ?

• A24F 40/46 - Forme ou structure des moyens de chauffage électrique

Abrégé

A process, a system and a measuring instrument for determining a presence of living bacteria in a sample (1). The process comprises at least the steps of: - initially charging the sample (1), - adding at least one substrate (7) to the sample (1), wherein the substrate (7) can be metabolized by bacteria and comprises at least one first isotope, - incubating the sample (1) at a predetermined temperature for a predetermined duration, wherein the bacteria at least partially convert the substrate (7) into the gas which diffuses into the gas cell (3), - determining an isotopic ratio of the first isotope to a second isotope in the gas using the detection unit (4), wherein the first isotope and the second isotope are isotopes of the same chemical element, - comparing the isotopic ratio with a first reference value and - determining a presence of living bacteria using the evaluation unit (5) when the isotopic ratio exceeds the first reference value.

Classes IPC  ?

• C12Q 1/04 - Détermination de la présence ou du type de micro-organisme; Emploi de milieux sélectifs pour tester des antibiotiques ou des bactéricides; Compositions à cet effet contenant un indicateur chimique
• G01N 33/497 - Analyse physique de matériau biologique de matériau biologique gazeux, p.ex. de l'haleine
• G01N 33/18 - Eau

Abrégé

The invention relates to a manipulation path (1) for monitoring the flow profile at the inlet of a flow sensor. The manipulation path (1) is designed to conduct a fluid measuring medium, and the manipulation path (1) has a first end region (110) and a second end region (120), between which a manipulation section (130) is located that is designed such that secondary flows are formed in the measuring medium as a result of the measuring medium flowing through the manipulation section (130). The invention also relates to two different variants of a system, each variant comprising a flow sensor (2) and the manipulation path (3) according to the invention.

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• F15D 1/02 - Action sur l'écoulement des fluides dans les tuyaux ou les conduits

Abrégé

The invention comprises a method for detecting bubbles (BL) or droplets of a first medium (MD1) in a fluid second medium (MD2) flowing through a measuring pipe (MR), with a first heating element (HE1) being arranged on the measuring pipe (MR) at a first measuring point (MS1), a second heating element (HE2) being arranged on the measuring pipe (MR) at a second measuring point (MS2) and the second measuring point (MS2) being arranged at a distance from the first measuring point (MS1) in the direction of flow (FR), the method comprising: - heating the first heating element (HE1) and the second heating element (HE2) by means of electrical power, - simultaneously sensing the ambient temperature at the first measuring point (MS1) by means of a first temperature sensor (TS1) and the ambient temperature at the second measuring point (MS2) by means of a second temperature sensor (TS2), a first electrical measurement variable (U1) of the first temperature sensor (TS1) being determined to sense the ambient temperature at the first measuring point (MS1) and a second electrical measurement variable (U2) of the second temperature sensor (TS2) being determined to sense the ambient temperature at the second measuring point (MS2), - forming a difference (ΔU) between the first electrical measurement variable (U1) and the second electrical measurement variable (U2), and - comparing the absolute value of the difference (ΔU) with a reference threshold value (ΔU_Ref), the presence of a bubble (BL) or droplet being detected if the absolute value of the difference (ΔU) at least briefly exceeds the reference threshold value (ΔU_Ref), and the invention comprises a sensor arrangement designed to carry out the method according to the invention.

Classes IPC  ?

• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01F 1/704 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu utilisant des zones marquées ou non homogènes de l’écoulement de fluide, p.ex. des variations statistiques d'un paramètre du fluide
• G01F 1/74 - Dispositifs pour la mesure du débit d'un matériau fluide ou du débit d'un matériau solide fluent en suspension dans un autre fluide
• G01F 1/7084 - Mesure du temps de parcours d'une distance déterminée utilisant des dispositions de détection thermique

Abrégé

The invention comprises a system and a method for a chemical, biochemical or immunochemical detection process, comprising: - a consumption product (1), which is designed for being introduced into a steam generator (2), wherein the consumption product (1) has a test module (100), wherein the test module (100) is designed for receiving a biological sample and wherein the test module (100) is designed for carrying out a biochemical or immunochemical detection process or as a reaction vessel for a chemical, biochemical or immunochemical detection process with respect to the biological sample; - a steam generator (2) with a receiving opening (200) for the consumption product (1), wherein the steam generator (2) comprises a detection element (210), wherein the detection element (210) is designed for recording a result or a stage in the progress of the chemical, biochemical or immunochemical detection process when the consumption product (1) is introduced into the receiving opening (200) of the steam generator (2); and - at least one output module (220), which is designed for outputting a result or a stage in the progress of the chemical, biochemical or immunochemical detection process, and the invention also comprises a consumption product, which is designed for being used in the process according to the invention.

Classes IPC  ?

• G01N 21/77 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique
• G01N 33/50 - Analyse chimique de matériau biologique, p.ex. de sang ou d'urine; Test par des méthodes faisant intervenir la formation de liaisons biospécifiques par ligands; Test immunologique
• G01N 21/84 - Systèmes spécialement adaptés à des applications particulières
• G01N 33/543 - Tests immunologiques; Tests faisant intervenir la formation de liaisons biospécifiques; Matériaux à cet effet avec un support insoluble pour l'immobilisation de composés immunochimiques
• G01N 21/78 - Systèmes dans lesquels le matériau est soumis à une réaction chimique, le progrès ou le résultat de la réaction étant analysé en observant l'effet sur un réactif chimique produisant un changement de couleur

Abrégé

3ω3ω) of the measurement medium (2) by comparing the curve of the third harmonic oscillation of the alternating voltage applied to the first sensor element (101) to the curve of the third harmonic oscillation of the temperature of the first sensor element (101), more particularly by calculation of the phase shift between the curve of the third harmonic oscillation of the alternating voltage and the curve of the amplitude of the third harmonic oscillation of the temperature; and a frequency of the alternating voltage is selected such that the heat emitted by the first sensor element (101) penetrates into the flow profile of the measurement medium (2) with a depth of penetration (ET) in which the flow velocity of the measurement medium (2) is nearly zero. The invention also relates to a thermal sensor (100) designed to be operated by means of the method according to the invention.

Classes IPC  ?

• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01F 1/7084 - Mesure du temps de parcours d'une distance déterminée utilisant des dispositions de détection thermique
• G01F 25/10 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume des débitmètres
• G01F 15/02 - Compensation ou correction des variations de pression, de poids spécifique ou de température
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant
• G01K 3/10 - Thermomètres donnant une indication autre que la valeur instantanée de la température fournissant des valeurs différenciées par rapport au temps, p.ex. réagissant uniquement à une variation rapide de température
• G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
• G01N 25/20 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant la production de quantités de chaleur, c. à d. la calorimétrie, p.ex. en mesurant la chaleur spécifique, en mesurant la conductivité thermique

Abrégé

pkk), in particular thermal conductivity and thermal capacitance, of the measuring medium (2), said value pairs being associated with the same maximum amplitude or the same phase offset; - deriving at least one piece of measurement fluid information from the isoline (ILx); and - carrying out a flow measurement using the thermal flow sensor (100), said sensor element (101, 102, 103) providing signal values, and converting the signal values into measurement values of the effective flow speed of the measuring medium (2) using the measuring fluid information. The invention also relates to a thermal flow sensor.

Classes IPC  ?

• G01F 1/698 - Circuits de réaction ou de rééquilibrage, p.ex. débitmètres auto-chauffés à température constante
• G01F 1/704 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu utilisant des zones marquées ou non homogènes de l’écoulement de fluide, p.ex. des variations statistiques d'un paramètre du fluide
• G01F 25/00 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume
• G01F 1/708 - Mesure du temps de parcours d'une distance déterminée
• G01F 1/712 - Mesure du temps de parcours d'une distance déterminée utilisant des moyens de détection à autocorrélation ou à intercorrélation
• G01K 17/00 - Mesure d'une quantité de chaleur
• G01N 25/00 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques

Abrégé

The invention comprises a sensor element (1) for measuring the temperature of an object (2), comprising: - a substrate (100), the substrate (100) comprising a base which defines a first plane; - a temperature probe (110), which is applied to the substrate (100) in a first temperature plane (T2) and is designed to measure the temperature of the object (2), the first temperature plane lying in the first plane or substantially parallel to the first plane; - at least one sensor (120), applied to a first portion of the substrate (100), for determining a temperature difference within the first portion; and - a passivation layer (130), which is applied to the substrate (100) and covers the substrate (100), the temperature probe (110) and the sensor for determining the temperature difference. The invention also relates to a method for assessing the measurement quality of a sensor element (1) according to the invention.

Classes IPC  ?

• G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
• G01K 1/143 - Supports; Dispositifs de fixation; Dispositions pour le montage de thermomètres en des endroits particuliers pour la mesure de la température de surfaces
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p.ex. des thermocouples
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
• G01K 17/00 - Mesure d'une quantité de chaleur

Abrégé

The invention comprises a method for connecting an apparatus (1) to a carrier element (2), wherein the apparatus (1) is a temperature sensor element or a heating element and wherein the apparatus (1) has a connection face (130), the carrier element (2) consisting of a metal material, said method comprising: - providing a plurality of nano-wires on the connection face (130); - joining the apparatus (1) to the carrier element (2) such that the plurality of nano-wires of the connection face (130) are brought into contact with a surface of the carrier element (2); and - applying an electrical power for emission of heat to the apparatus (1) in order to produce an inseparable connection between the connection face (130) of the apparatus (1) and the surface of the carrier element (2), and an apparatus (1), which is designed to carry out the method according to the invention.

Classes IPC  ?

• G01K 1/14 - Supports; Dispositifs de fixation; Dispositions pour le montage de thermomètres en des endroits particuliers
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

The invention relates to a method for detecting a predefined fill level of a measurement medium (210) in a container (200), wherein a first heating structure (120) or a contacting element (160) connected to the first heating structure (120) is mounted on the container (200) at the height of the fill level (220) to be detected, a measure of a heat transfer from the first heating structure (120) to the surroundings of the first heating structure (120) is determined, the determined measure is compared with at least one reference value, and the attainment of the fill level is indicated by virtue of the fact that, if the measurement medium (210) contacts the first heating structure (120) or the contacting element (160), the measure for the heat transfer exceeds or falls below the at least one reference value. The invention further relates to a sensor element (100), which is used in the method as a discrete limit switch or as a continuous limit switch.

Classes IPC  ?

• G01F 23/22 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p.ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p.ex. par la différence de transfert de chaleur de vapeur ou d'eau
• G01F 23/24 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p.ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p.ex. par la différence de transfert de chaleur de vapeur ou d'eau en mesurant les variations de résistance de résistances électriques produites par contact avec des fluides conducteurs

Abrégé

The invention comprises a thermal flow sensor for determining the temperature and the flow velocity of a flowing measuring medium, comprising: a functional element which is configured to determine the temperature of the measuring medium and to influence the temperature of the measuring medium; and a control and evaluation unit which is configured to determine the temperature of the measuring medium in a first interval of time by means of the functional element and to determine the flow velocity of the measuring medium in a second interval of time following the first interval of time, and a method for determining the temperature and the flow velocity of the measuring medium by means of the thermal flow sensor according to the invention, and a sensor system comprising such a thermal flow sensor and a further sensor type.

Classes IPC  ?

• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant
• G01N 27/04 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant l'impédance en recherchant la résistance
• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/688 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier
• G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
• G01P 5/12 - Mesure de la vitesse des fluides, p.ex. d'un courant atmosphérique; Mesure de la vitesse de corps, p.ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

A planar heating element comprising a PTC resistive structure, which is arranged in a defined surface region of a first surface of a support substrate. The electrical connection contacts for connection to an electrical voltage source are associated with the PTC resistive structure, wherein the PTC resistive structure—starting from the two electrical connection contacts—has at least one internal conductive trace and a parallel connected, external conductive trace. The internal conductive trace has a greater resistance than the external conductive trace and the resistances of the internal conductive trace and external conductive trace are so sized that upon applying a voltage an essentially uniform temperature distribution is present within the defined surface region.

Classes IPC  ?

• H05B 3/20 - Eléments chauffants ayant une surface s'étendant essentiellement dans deux dimensions, p.ex. plaques chauffantes
• H05B 3/00 - Chauffage par résistance ohmique
• H05B 3/14 - Eléments chauffants caractérisés par la composition ou la nature des matériaux ou par la disposition du conducteur caractérisés par la composition ou la nature du matériau conducteur le matériau étant non métallique

Abrégé

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.

Classes IPC  ?

• G01F 1/692 - Dispositions à couche mince
• G01P 5/12 - Mesure de la vitesse des fluides, p.ex. d'un courant atmosphérique; Mesure de la vitesse de corps, p.ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé

Abrégé

The invention relates to a method for operating a thermal flow sensor (100), the thermal flow sensor (100) having at least one sensor element (101, 102, 103) and an electronic unit, the method comprising: - creating a basic calibration of the thermal flow sensor (100), wherein the thermal flow sensor (100) senses at least one flow speed of a first measurement medium and creates a measured value of the flow speed during the creation of the basic calibration, wherein the first measurement medium has defined first thermal parameters, in particular a first thermal conductivity and/or a first thermal capacity and flows with at least one defined value of a flow speed, and wherein the basic calibration causes the value, created by the thermal flow sensor (100), of the flow speed of the first measurement medium to be adjusted to the defined value of the flow speed of the first measurement medium; - determining second thermal parameters, in particular a second thermal conductivity and/or a second thermal capacity, of a second measurement medium (2) by means of the thermal flow sensor (100); - calculating a correction variable, wherein the correction variable compensates deviations between the second thermal parameters of the second measurement medium (2) and the first thermal parameters of the first measurement medium (2); and - sensing the flow speed of the second measurement medium (2) and creating flow speed measured values compensated by means of the correction variable. The invention also relates to a thermal flow sensor.

Classes IPC  ?

• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01F 25/00 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume

Produits et services

Apparatus and instruments for measuring, signaling, checking (inspection), analysis, control, regulation and recording. Engineering services; sensor and measuring instrument design and development services; industrial analysis, design and research services.

Produits et services

Apparatus and instruments for measuring, signaling, checking, inspection, analysis, control, regulation and recording, namely, temperature sensors, flow sensors, humidity sensors, conductivity sensors, sensors for the analysis of biological media, pressure sensors, and [ control ] *controlled* volume micropumps Engineering services; sensors and measuring instrument design and development services; industrial analysis, design and research services relating to sensors and measuring instruments for the automation industry

Abrégé

The present disclosure resides in a sensor element for determining a physical, measured variable of a measured medium, comprising: a planar substrate; a functional layer applied on a surface of the substrate; a passivating layer applied on the functional layer; a metal connecting layer applied on the surface of the passivating layer such that the passivating layer is completely covered; and a metal platelet applied on the surface of the metal connecting layer such that no contact can occur between the passivating layer and the measured medium, as well as residing in a thermal flow sensor, which has at least two such sensor elements.

Classes IPC  ?

• G01F 1/692 - Dispositions à couche mince
• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/698 - Circuits de réaction ou de rééquilibrage, p.ex. débitmètres auto-chauffés à température constante
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

The invention relates to a method for producing a device (1) for determining and/or monitoring at least one process variable of a medium, which device (1) comprises a housing element (2) and at least one sensor element (4) having a temperature sensor (4a), wherein at least one first connection layer (6) is applied at least to a subregion of a surface of the housing element (2), wherein at least one second connection layer (7) is applied at least to a subregion of a surface of the sensor element (4) facing away from the temperature sensor (4a), and wherein the housing element (2) and the sensor element (4) are connected to each other by means of the two connection layers (6, 7) in such a way that the sensor element (4) is fastened to the housing element (2). The present invention also relates to a device (1) produced by a method according to the invention.

Classes IPC  ?

• G01K 1/08 - Dispositifs de protection, p.ex. étuis
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Produits et services

Apparatus and instruments for measuring, signaling, checking (inspection), analysis, control, regulation and recording. Engineering services; sensor and measuring instrument design and development services; industrial analysis, design and research services.

Abrégé

The invention comprises a thermal flow sensor (1) for determining the temperature and the flow speed of a flowing measurement medium (210), comprising: - a functional element (110) which is configured to determine the temperature of the measurement medium (210) and to influence the temperature of the measurement medium (210); and - a control and evaluation unit (120) which is configured to determine the temperature of the measurement medium (210) in a first interval of time by means of the functional element (110) and to determine the flow speed of the measurement medium (210) in a second interval of time following the first interval of time, and a method for determining the temperature and the flow speed of the measurement medium (210) by means of the thermal flow sensor (1) according to the invention, and a sensor system comprising such a thermal flow sensor (1) and a further sensor type.

Classes IPC  ?

• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 1/688 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier
• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant
• G01P 5/12 - Mesure de la vitesse des fluides, p.ex. d'un courant atmosphérique; Mesure de la vitesse de corps, p.ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine
• G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler

Abrégé

The invention relates to a thermal flow sensor (1) for determining the flow of a measurement medium (M) which flows through a pipeline (2) in a flow direction (v) , comprising: a planar substrate (101) having a first surface (102) and a second surface (103) opposite the first surface (102), and at least two functional elements (104, 105, 106, 107) which are used to determine the temperature of the measurement medium (M) and/or as heating elements, wherein the functional elements (104, 105 106, 107) are attached to the first surface (102) of the planar substrate (101), wherein the functional elements (104, 105, 106, 107) are arranged in the flow direction (v) of the measurement medium (M) in such a way that the functional elements (104, 105, 106, 107) are used to determine the flow of the measurement medium (M) and that the functional elements (104, 105, 106, 107) have a distance from one another of less than or equal to 0.2 mm or an at least partial mutual overlap, wherein the second surface (103) of the planar substrate (101) is configured in such a way that the planar substrate (101) can be connected to a surface of a carrier element (3), which is in contact with the measurement medium (M) and which separates the thermal flow sensor (1) from the measurement medium (M), or can be connected to a surface of the pipeline (2), and a control and evaluation unit, which is configured to apply an electric signal to at least one of the functional elements (104, 105, 106, 107) and, by using a measured value from at least one of the functional elements (104, 105, 106, 107), to determine the flow of the measurement medium (M).

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance

Produits et services

Measuring signaling, analyzing, controlling and regulating apparatus and instruments, namely, temperature sensors, flow sensors, humidity sensors, conductivity sensors, sensors for the analysis of biological media, pressure sensors Engineering services; sensor and measuring instrument design and development services; industrial analysis, design and research services relating to sensors and measuring instruments for automation industry

Produits et services

Measuring signaling, analyzing, controlling and regulating apparatus and instruments, namely, level meters that measure pressure of liquids, gases and solids, pressure meters that measure pressure of liquids, gases and solids, pressure sensors and pressure transmitters, humidity meters for measuring humidity of liquids, gases and solids, conductivity meters, instruments for measuring viscosity, Dk value, aridity, air volumes with bubble distribution, and protein content in liquids, gases and solids Engineering services; sensor and measuring instrument design and development services; industrial analysis, design and research services relating to sensors and measuring instruments for automation industry

Abrégé

The present disclosure relates to a thin film sensor element for determining and/or monitoring temperature. For this purpose, a resistive structure is provided, which is arranged in a resistive region on a substrate. The resistive structure is so formed that a first section of the resistive structure branches at a first reference point into two branches, and that a second section of the resistive structure branches at a second reference point into two other branches. In a contact region, the four branches are connected with four intermediate conductors in four contact areas, which are insulated from one another. In this way, the thin film sensor element is a real four conductor sensor element, wherein the reference points of the four conductor circuit lie within the resistive region. The resistance thermometer with the thin film sensor element of the invention is distinguished by a high accuracy.

Classes IPC  ?

• G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine
• H01C 7/00 - Résistances fixes constituées par une ou plusieurs couches ou revêtements; Résistances fixes constituées de matériau conducteur en poudre ou de matériau semi-conducteur en poudre avec ou sans matériau isolant

Abrégé

The present invention relates to an apparatus (1) for determining and/or monitoring the mass flow and/or flow velocity of a flowable medium (4) through a pipeline (5), comprising at least one heating element (2), which is at least partially and/or at times in thermal contact with the medium (4) and is operable at least at times by means of a heating signal. Furthermore, the present invention relates to a method for producing an apparatus of the invention. According to the invention, the heating element (2) is at least partially surrounded in a region facing the medium (4) by a unit (8) comprising a material with an anisotropic thermal conductivity.

Classes IPC  ?

• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 15/00 - MESURE DES VOLUMES, DES DÉBITS VOLUMÉTRIQUES, DES DÉBITS MASSIQUES OU DU NIVEAU DES LIQUIDES; COMPTAGE VOLUMÉTRIQUE - Détails des appareils des groupes ou accessoires pour ces derniers, dans la mesure où de tels accessoires ou détails ne sont pas adaptés à ces types particuliers d'appareils, p.ex. pour l'indication à distance

Abrégé

The invention relates to a device (1) for determining and/or monitoring the mass flow and/or the flow rate of a free-flowing medium (4) through a pipeline (5), comprising at least one heating element (2), which heating element (2) is at least partly and/or temporarily in thermal contact with the medium (4), and to which heating element (2) a heating signal can be applied, at least temporarily. The invention further relates to a method for producing a device according to the invention. According to the invention, in a region facing the medium (4), the fixing element (2) is at least partly surrounded by a unit (8) comprising a material having anisotropic thermal conductivity.

Classes IPC  ?

• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 15/00 - MESURE DES VOLUMES, DES DÉBITS VOLUMÉTRIQUES, DES DÉBITS MASSIQUES OU DU NIVEAU DES LIQUIDES; COMPTAGE VOLUMÉTRIQUE - Détails des appareils des groupes ou accessoires pour ces derniers, dans la mesure où de tels accessoires ou détails ne sont pas adaptés à ces types particuliers d'appareils, p.ex. pour l'indication à distance

Abrégé

The invention relates to a sensor element (1) for determining a physical measurement variable of a measurement medium, comprising: a planar substrate (101), a functional layer (102), which is applied to a surface of the substrate (101), a passivation layer (103), which is applied to the functional layer (102), a metal connecting layer (104), which is applied to the surface of the passivation layer (103) in such a way that the passivation layer (103) is completely covered, and a metal platelet (105), which is applied to the surface of the metal connecting layer (104) in such a way that, in the event of contact of the sensor element (1) with the measurement medium, no contact occurs between the passivation layer (103) and the measurement medium. The invention further relates to a thermal flow sensor that has at least two of the sensor elements (1) according to the invention.

Classes IPC  ?

• G01F 1/692 - Dispositions à couche mince

Abrégé

A method for manufacturing a temperature sensor, which includes at least one temperature sensor element with an at least partially metallized face and a support, includes applying a connecting layer of at least gold, silver and/or palladium to the support, applying a silver sinter paste layer, arranging the temperature sensor element on the support, so that the temperature sensor element with the at least partially metallized face contacts the support via the connecting layer and the silver paste layer, and sintering of the silver sinter paste layer for connecting the temperature sensor element with the support.

Classes IPC  ?

• G01K 1/14 - Supports; Dispositifs de fixation; Dispositions pour le montage de thermomètres en des endroits particuliers
• G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
• B22F 3/10 - Frittage seul
• G01K 7/22 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance non linéaire, p.ex. une thermistance

Abrégé

The invention relates to a sensor element (1) for measuring a physical variable of a measuring medium (2), wherein the sensor element (1) is designed and is mounted on a carrier element (3), which consists of a single material or a material combination and is in contact with the measuring medium (2), such that the sensor element (1 ) has a biot number of ឬ 0.1 in the direction of the measuring medium (2). The invention also relates to a thermal flow sensor comprising at least one claimed sensor element (1).

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/69 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
• G01F 1/692 - Dispositions à couche mince
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs

Abrégé

The invention relates to a thermal flow sensor (1) for detecting the flow rate of a medium (3) flowing in a flow direction (F). The flow sensor is equipped with four electric resistors (A, B, C, D) which have a temperature-dependent electric resistance and are made of a cold-conductive material, and the flow sensor is also equipped with a regulating/evaluating unit (2). The four resistors (A, B, C, D) are connected together in a Wheatstone bridge (4), and the four resistors (A, B, C, D) thermally contact the medium (3) during a measuring operation and are offset in the flow direction (F). The regulating/evaluating unit (2) is designed to supply an electric current (I) to the Wheatstone bridge (4) via two first non-adjacent conductor nodes (AC, BD; AD, BC) of the Wheatstone bridge during a measuring operation The supplied current (I) is regulated at a constant specified value, and the regulating/evaluating unit (2) is designed to measure the voltage (Uout) present during the measuring operation at two second non-adjacent conductor nodes (AD, BC; AC, BD) of the Wheatstone bridge (4) and to determine the flow rate therefrom.

Classes IPC  ?

• G01F 1/692 - Dispositions à couche mince
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant

Abrégé

The invention relates to a thin-layer sensor element (1) for determining and/or monitoring temperature. To this end, a resistor structure (4) is provided that is arranged on a substrate (2) in a resistor area (3). The resistor structure (4) is structured such that a first section (5) of the resistor structure (4) branches into two paths (51, 52) at a first reference point (53), and that a second section (6) of the resistor structure branches into two further paths (61, 62) at a second reference point (63). In a contact area (7), the four paths are connected to four intermediate conductors (81, 82, 83, 84) in four contact pads (71, 72, 73, 74) that are insulated from one another. Therefore, the thin-layer sensor element (1) is a genuine four-conductor sensor element, the reference points (53, 63) of the four-conductor circuit being situated within the resistor area (3). The resistance thermometer (13) having the thin-layer sensor element (1) according to the invention is highly accurate.

Classes IPC  ?

• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

A method for producing a temperature sensor (1) which comprises at least one temperature sensor element (2) with an at least partially metalized side (11) and a carrier (3), wherein the method has at least the following steps: – applying (32) a connection layer, which has at least gold, silver, and/or palladium, to the carrier; – applying (33) a silver sintering paste layer; – arranging (34) the temperature sensor element on the carrier such that the temperature sensor element with the at least partially metalized side is connected to the carrier via the connection layer and the silver paste layer; – sintering (35) the silver sintering paste layer to connect the temperature sensor element to the carrier.

Classes IPC  ?

• G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs

Abrégé

Method for ascertaining a product of the heat capacity and the density (Cp ∙ ρ) of a gas or gas mixture (2) or of a value derived therefrom with the aid of a thermal sensor (1), in particular a thermal flow sensor, said method involving the following steps: - ascertaining the heat conductivity (λ) of the gas or gas mixture (2); - ascertaining a flow rate (Q) of the gas or gas mixture (2) on the basis of the ascertained heat conductivity (λ); - ascertaining the product of the heat capacity and the density (Cp ∙ ρ) of the gas or gas mixture (2) or of a value derived therefrom on the basis of the ascertained heat conductivity (λ) and the ascertained flow rate (Q). (Fig. 1: Nothing to translate)

Classes IPC  ?

• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant

Abrégé

A sensor for determining at least one process variable of a medium, comprising: a metallic substrate which has a recess at least in a first area; a first dielectric layer which is arranged on the metallic substrate at least in the first area, wherein the first dielectric layer forms a membrane; at least one heating structure which is arranged on the first dielectric layer formed as a membrane in the first area, wherein the heating structure heats the medium; at least one temperature sensor element assigned to the first area, which temperature sensor element is arranged so as to be spaced apart from the heating structure on the first dielectric layer and detects the temperature of the medium heated on the heating structure; and at least one protective layer which covers at least the at least one heating structure and the at least one temperature sensor element.

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/692 - Dispositions à couche mince
• G01F 1/688 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier

Abrégé

A thermal flow sensor for determining a gas or the composition of a gas mixture as well as its flow velocity, comprising: a substrate onto which at least a first dielectric layer is applied; at least one heating structure that is applied onto the first dielectric layer and serves to heat the gas or the gas mixture; at least a first temperature sensor element that is applied onto the first dielectric layer at a distance from the heating structure and captures the temperature of the gas or gas mixture heated at the heating structure; a control device that controls the heating structure in a first operating mode in such a way that the heating structure shows a predetermined temperature, and controls the heating structure in a second operating mode in such a way that a power input into the heating structure corresponds to a predetermined power; and an evaluation unit which determines at least one physical characteristic of the gas present or the gas mixture on the basis of the operating modes and determines the gas present or the composition of the gas mixture as well as its flow velocity on the basis of this physical characteristic.

Classes IPC  ?

• G01N 25/00 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques
• G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes
• G01F 1/692 - Dispositions à couche mince
• G01F 1/699 - Circuits de réaction ou de rééquilibrage, p.ex. débitmètres auto-chauffés à température constante par commande d'un élément séparé de chauffage ou de refroidissement

Abrégé

The invention relates to a planar heating element (1) comprising a PTC resistance structure (2) arranged in a defined surface region (3) of a first surface (4) of a carrier substrate (5), wherein electric terminal contacts (6) are associated with the PTC resistance structure (2) for connecting to an electrical voltage source (7), wherein the PTC resistance structure (2) - on the basis of the two electrical terminal contacts (6) - has at least one inner conductor track (8) and a parallel connected outer conductor track (9), wherein the inner conductor track (8) has a larger resistance than the outer conductor track (9) and wherein the resistances of the inner conductor track (8) and outer conductor track (9) are measured such that when a voltage is applied, there is a substantially uniform temperature distribution within the defined surface region (3).

Classes IPC  ?

• H05B 3/20 - Eléments chauffants ayant une surface s'étendant essentiellement dans deux dimensions, p.ex. plaques chauffantes

Abrégé

Method for producing a pH half-cell (1) by means of which, in combination with a reference electrode (2) and an evaluation electronics unit (3), a pH value (4) of a medium (5) can be determined, wherein the method for producing the pH half-cell (1) comprises the following steps: applying a first structure (8) and a second structure (9) onto a substrate (7), wherein the first structure (8) is applied by means of a thin-film method and forms a resistance element having a temperature-dependent resistance value, and wherein the second structure (9) can be employed to derive a pH-dependent potential (10); applying a structured passivation glass layer (11), wherein the passivation glass layer (11) substantially covers the first structure (8) and leaves the second structure (9) substantially uncovered; applying a mixed-conducting glass (12), wherein the mixed-conducting glass (12) is substantially applied to the region that was left uncovered by the passivation glass layer (11); applying a pH-sensitive glass (13), wherein the pH-sensitive glass (13) is applied on the mixed-conducting glass (12).

Classes IPC  ?

• G01N 27/333 - Electrodes ou membranes sélectives à l'égard des ions
• G01N 27/36 - Electrodes de verre

Abrégé

Thermal flow sensor (1) for determining the flow rate of a medium (2), having: a substrate (3); a first and second temperature sensor (4a, 4b) which are arranged on the substrate (3), wherein the first and second temperature sensors (4a, 4b) are in the form of heatable temperature sensors (5a, 5b) or in the form of a first non-heatable temperature sensor (6a, 6b) which has an associated first heating element (7a), and in the form of a second non-heatable temperature sensor (6b) which has an associated second heating element (7b); a feed unit (8) which supplies a first heating power, which is predetermined during a comparison operation, to the first heatable temperature sensor (5a) or to the first heating element (7a) by means of a first signal (9a), and supplies a second heating power, which is predetermined during the comparison operation, to the second heatable temperature sensor (5b) or to the second heating element (7b) by means of a second signal (9b); an evaluation unit (10) which determines a temperature difference (ΔT) between the first temperature sensor (4a) and the second temperature sensor (4b) during a measurement operation in order to determine the flow rate of the medium (2), and determines a measurement value, which represents the flow rate of the medium (2), on the basis of the temperature difference (ΔT).

Classes IPC  ?

• G01F 25/00 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume
• G01F 1/696 - Circuits à cet effet, p.ex. débitmètres à courant constant
• G01F 1/698 - Circuits de réaction ou de rééquilibrage, p.ex. débitmètres auto-chauffés à température constante
• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide

Abrégé

The invention relates to a thermal flow sensor (1) for determining a gas or the composition of a gas mixture (2) and the flow speed of the gas or the gas mixture, comprising: - a substrate (3) onto which at least one first dielectric layer (6) is applied; - at least one heating structure (8) which is applied onto the first dielectric layer (6) and which is used to heat the gas or the gas mixture (2); - at least one first temperature sensor element (9) which is applied onto the first dielectric layer (6) at a distance from the heating structure (8) and which detects the temperature of the gas or the gas mixture (2) heated on the heating structure (8); - a regulating device (11) which regulates the heating structure (8) in a first operating state such that the heating structure has a specified temperature and which regulates the heating structure (8) in a second operating state such that a power supplied to the heating structure (8) corresponds to a specified power; and - an analyzing unit (12) which ascertains at least one physical property of the present gas or the gas mixture (2) using the operating states and which determines the present gas or the composition of the gas mixture (2) and the flow speed of the gas or the gas mixture using said physical property.

Classes IPC  ?

• G01F 1/699 - Circuits de réaction ou de rééquilibrage, p.ex. débitmètres auto-chauffés à température constante par commande d'un élément séparé de chauffage ou de refroidissement
• G01F 1/692 - Dispositions à couche mince
• G01N 27/18 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant l'impédance en recherchant la résistance d'un corps chauffé électriquement dépendant de variations de température produite par des variations de la conductivité thermique d'un matériau de l'espace environnant à tester

Abrégé

A sensor (1) for determining at least one process variable of a medium (2), said sensor at least comprising: - a metallic substrate (3) which has a recess (5) at least in a first area (4); - a first dielectric layer (6) which is arranged on the metallic substrate (3) at least in the first area (4), wherein the first dielectric layer (6) forms a membrane (7); - at least one heating structure (8) which is arranged on the first dielectric layer (6) formed as a membrane (7) in the first area (4), wherein the heating structure (8) heats the medium (2); - at least one temperature sensor element (9) assigned to the first area, which temperature sensor element is arranged so as to be spaced apart from the heating structure (8) on the first dielectric layer (6) and detects the temperature of the medium (2) heated on the heating structure (8); and - at least one protective layer (10) which covers at least the at least one heating structure (8) and the at least one temperature sensor element (9).

Classes IPC  ?

• G01F 1/684 - Dispositions de structure; Montage des éléments, p.ex. relativement à l'écoulement de fluide
• G01F 1/692 - Dispositions à couche mince

Abrégé

A radiation source for emitting infrared electromagnetic radiation and having at least one source element. The radiation source is characterized by features including that: the source element is embodied in the form of a silicon carbide fiber; the source element is coated at least sectionally with a metal coating, via which the source element can be heated; and the metal coating heats the source element at least at times in such a manner that the source element emits infrared radiation at least at times. A method for the manufacture of a radiation source is likewise relevant.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p.ex. thermométrie infrarouge ou optique

Abrégé

A sensor of an apparatus for determining and/or monitoring at least one process variable. The sensor includes: at least one substrate, which is composed of a substrate material; at least one sensitive layer, which is applied on the substrate and which produces at least one measured variable dependent on the process variable and/or on a change of the process variable; and at least one passivating layer, which is applied on the sensitive layer. The invention provides that the passivating layer consists at least partially of the substrate material.

Classes IPC  ?

• B32B 17/06 - Produits stratifiés composés essentiellement d'une feuille de verre ou de fibres de verre, de scorie ou d'une substance similaire comprenant du verre comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique
• B32B 15/04 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique

Abrégé

The invention relates to a sensor element for determining the temperature and/or humidity and/or pressure and/or flow velocity of a mediums and/or a gas concentration, having a thermally conductive flat substrate (1), an element (2) sensitive to the at least one measurement variable being provided on one side surface thereof. Said side surface of the substrate (1) facing away from the element (2) sensitive to the at least one measurement variable is smoothed by pretreatment, and a layer (3) reflecting radiation is applied to the smoothed side surface of the substrate (1), so that absorption of radiation by the substrate and the conversion thereof to heat is prevented.

Classes IPC  ?

• G01K 1/20 - Compensation des effets des variations de température autres que celles à mesurer, p.ex. variations de la température ambiante
• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine
• G01N 27/22 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant l'impédance en recherchant la capacité

Abrégé

The invention relates to a sensor element for measuring the temperature and/or the moisture and/or the flow rate and/or the gas concentration, or the conductivity, said sensor element having at least one active layer superimposed on a substrate, wherein the substrate is provided with feedthroughs, one of the substrate sides is provided with connecting contacts, and on the side of the substrate facing away from the connecting contacts, the at least one active layer is superimposed.

Classes IPC  ?

• G01D 11/24 - Boîtiers

Abrégé

eff is greater than or equal to the thermal coefficient of expansion of the bulk metal of the resistive element.

Classes IPC  ?

• H01C 7/10 - Résistances fixes constituées par une ou plusieurs couches ou revêtements; Résistances fixes constituées de matériau conducteur en poudre ou de matériau semi-conducteur en poudre avec ou sans matériau isolant sensibles à la tension, p.ex. varistances

Abrégé

The invention relates to a device for determining and/or monitoring at least the temperature, wherein at least one temperature sensor (1) is provided, and wherein the temperature sensor (1) is in contact with at least one first electrical conductor (2). According to the invention, the first electrical conductor (2) and the temperature sensor (1) are designed and matched to one another such that a thermal voltage results when a temperature difference is present.

Classes IPC  ?

• G01K 1/20 - Compensation des effets des variations de température autres que celles à mesurer, p.ex. variations de la température ambiante
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p.ex. des thermocouples
• G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs

Abrégé

The invention relates to an apparatus for determining and/or monitoring at least one process variable, having at least one first measurement path (1) which has at least one electronic reference element (3) and/or an electronic measurement element (11), having at least one second measurement path (2) which has at least one electronic reference element (4) and/or an electronic measuring element (12), and wherein at least one electronic element (3, 11) in the first measurement path (1) and at least one electronic element (4, 12) in the second measurement path (2) can be interconnected such that a reference unit (6) with at least one known characteristic is obtained. The invention also relates to a method for determining and/or monitoring a frequency of a clock unit.

Classes IPC  ?

• G01N 27/00 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques
• G01R 17/10 - Ponts de mesure alternatifs ou continus
• G01R 27/02 - Mesure de résistances, de réactances, d'impédances réelles ou complexes, ou autres caractéristiques bipolaires qui en dérivent, p.ex. constante de temps

Abrégé

The invention relates to a device for determining and/or monitoring at least one process parameter, having at least one substrate (1) made of a substrate material, having at least one sensitive layer (2) applied to the substrate (1) and generating at least one measurement variable as a function of the process parameter and/or a change in the process parameter, and having at least one passivation layer (3) applied to the sensitive layer. According to the invention, the passivation layer (3) is made at least partially of the substrate material.

Classes IPC  ?

• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

The invention relates to a resistance thermometer comprising at least one substrate (1) and at least one resistance element (4) that is disposed on the substrate (1). According to the invention, the substrate (1) is essentially made of a material that has a coefficient of thermal expansion substantially exceeding 10.5 ppm/K.

Classes IPC  ?

• G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p.ex. un thermomètre à résistance de platine

Abrégé

The invention relates to a method for determining the relative humidity of a medium. The invention includes a first measured value being measured, which is dependent on the relative humidity of the medium, the first measured value being processed, in particular being digitized, with an uncompensated calibrated value, which is associated with the first measured value, for the relative humidity being taken from a stored first table on the basis of the processed, in particular digitized, first measured value, and with the value of the relative humidity being determined at least from the uncompensated calibrated value for the relative humidity. The invention also relates to a corresponding apparatus.

Classes IPC  ?

• G01D 3/02 - Dispositions pour la mesure prévues pour les objets particuliers indiqués dans les sous-groupes du présent groupe avec dispositions pour changer ou corriger la fonction de transfert
• G01D 18/00 - Test ou étalonnage des appareils ou des dispositions prévus dans les groupes
• G01N 27/22 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en recherchant l'impédance en recherchant la capacité
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes

Abrégé

The invention relates to a device for determining and/or monitoring at least one process variable, in particular, the humidity or the temperature of a medium. Said device comprises at least one sensor unit (1) and a supply channel (3) is also provided. Said supply channel is configured in such a manner that it is positioned and at least adapted to the sensor unit (1) such that the medium extends through the supply channel (3) essentially only to the sensor unit (1).

Classes IPC  ?

• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes

Abrégé

The invention relates to a device for storing and discharging at least one sensor element (1). Said device comprises at least one magazine (2) into which the at least one sensor element (1) can be introduced as well as at least one ejection unit (3) that discharges the at least one sensor element (1) from the magazine (2). The invention further relates to a method for producing a measuring instrument.

Classes IPC  ?

• G01N 37/00 - RECHERCHE OU ANALYSE DES MATÉRIAUX PAR DÉTERMINATION DE LEURS PROPRIÉTÉS CHIMIQUES OU PHYSIQUES - Détails non couverts par les autres groupes de la présente sous-classe