Abrégé

A device (1, 12, 17, 22, 26, 32, 37, 42) for blood pressure measurement, comprising a support (2), a bending sensor (4) arranged on the support (2) and designed to detect when the support (2) is bent, two legs (3) that are arranged at an angle to the support (2) at opposite sides of the support (2), and an evaluation unit (9) designed to determine a blood pressure value on the basis of sensor signals emitted by the bending sensor (4). The invention also relates to a method for measuring blood pressure.

Classes IPC  ?

• A61B 5/021 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins
• A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus

Abrégé

Method for monitoring a track switch with a switch drive, wherein the switch drive includes a housing, a switch setting motor arranged in the housing and a switch rod extending out of the housing for coupling to a track switch. The method includes providing a piezoelectric sensor arranged on the housing and detecting measurement signals of the piezoelectric sensor during a switching operation of the switch drive. Periodic components of the measurement signal are at least partially filtered out in order to obtain signal components representative of a non-periodic change in the strain of the housing. The method also includes evaluating a temporal progression of the signal components representative of the non-periodic change in strain in order to identify deviations from a nominal state.

Classes IPC  ?

• B61L 27/53 - Diagnostic ou maintenance côté voie, p. ex. mises à jour de logiciel pour des éléments ou des systèmes côté voie, p. ex. surveillance côté voie de l’état des systèmes de commande côté voie
• B61L 1/20 - Aménagements de sécurité pour empêcher ou signaler le mauvais fonctionnement du dispositif, p. ex. par perte de courant, par la foudre
• B61L 5/06 - Dispositifs électriques de commande des aiguillages ou des taquets d'arrêt
• B61L 23/04 - Dispositifs de commande, d'avertissement ou autres dispositifs de sécurité le long de la voie ou entre les véhicules ou les trains pour contrôler l'état mécanique de la voie
• E01B 7/00 - AiguillagesCroisements
• G01L 1/16 - Mesure des forces ou des contraintes, en général en utilisant les propriétés des dispositifs piézo-électriques
• B61L 5/02 - Dispositifs mécaniques de manœuvre pour aiguillages ou taquets d'arrêt

Abrégé

The invention relates to a device for monitoring the assembly of a component, comprising a structure-borne sound sensor (3), which is designed to detect structure-borne sound and to generate a sensor signals that can be processed in a signal detection electronics system (6), wherein the structure-borne sound sensor (3) is attached to a finger cap (2), which can be placed on a finger of a user carrying out the assembly or it can be placed on or adhered to a glove finger. The invention also relates to a monitoring system (9) and a method for monitoring the assembly of a component.

Classes IPC  ?

• G01H 1/00 - Mesure des vibrations dans des solides en utilisant la conduction directe au détecteur
• G01N 29/14 - Recherche ou analyse des matériaux par l'emploi d'ondes ultrasonores, sonores ou infrasonoresVisualisation de l'intérieur d'objets par transmission d'ondes ultrasonores ou sonores à travers l'objet utilisant des techniques d'émission acoustique

Abrégé

: A method for monitoring a set of railway points having a points machine (1), wherein the point machine (1) comprises a housing (2), a points actuator arranged in the housing (2) and an adjusting rod (3) extending from the housing (2) for coupling to a set of railway points, comprises: - providing a piezoelectric sensor (6) arranged on the housing (2), - detecting measurement signals from the piezoelectric sensor (6) during an actuating operation of the points machine (1), wherein periodic components of the measurement signal are at least partially filtered out in order to obtain signal components representative of a non-periodic change in the strain of the housing (2), and - evaluating a time course of the signal components representative of the non-periodic change in strain in order to identify deviations from a target state.

Classes IPC  ?

• B61L 1/20 - Aménagements de sécurité pour empêcher ou signaler le mauvais fonctionnement du dispositif, p. ex. par perte de courant, par la foudre
• B61L 5/02 - Dispositifs mécaniques de manœuvre pour aiguillages ou taquets d'arrêt
• B61L 5/06 - Dispositifs électriques de commande des aiguillages ou des taquets d'arrêt
• B61L 27/53 - Diagnostic ou maintenance côté voie, p. ex. mises à jour de logiciel pour des éléments ou des systèmes côté voie, p. ex. surveillance côté voie de l’état des systèmes de commande côté voie

Abrégé

Measuring device for non-invasively detecting the intracranial pressure pulsation of a patient, comprising a holding device which can be detachably attached to the outside of the patient's skull in a force-fitting and/or form-fitting manner, at least one bimorph bending sensor arranged in or on the holding device, an analog signal amplifier for amplifying the measurement data provided by the bimorph bending sensor, an A/D converter for converting the analog measurement data into digital data, and a computing unit for preprocessing the data and calculating vital parameters such as intracranial pressure based on the digital data. In addition, an associated method for non-invasive detection of intracranial pressure pulsation is described.

Classes IPC  ?

• A61B 5/03 - Mesure de la pression des fluides à l'intérieur du corps autre que la pression du sang, p. ex. de la pression cérébrale
• A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus

Abrégé

A device (1, 12, 17, 22, 26, 32, 37, 42) for blood pressure measurement, comprising a support (2), a bending sensor (4) arranged on the support (2) and designed to detect when the support (2) is bent, two legs (3) that are arranged at an angle to the support (2) at opposite sides of the support (2), and an evaluation unit (9) designed to determine a blood pressure value on the basis of sensor signals emitted by the bending sensor (4). The invention also relates to a method for measuring blood pressure.

Classes IPC  ?

• A61B 5/022 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins par application d'une pression pour fermer les vaisseaux sanguins, p. ex. contre la peauOphtalmodynamomètres
• G01L 1/16 - Mesure des forces ou des contraintes, en général en utilisant les propriétés des dispositifs piézo-électriques
• A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus

Abrégé

Method for evaluating a state of an object (2), comprising the following steps: obtaining an excitation information (4) describing a mechanical excitation of the object (2); generation of a plurality of spectral excitation values (7) as a function of the excitation information (4) by means of a frequency analysis, the spectral excitation values (7) each being assigned to one spectral section of a plurality of predetermined spectral sections; obtaining a plurality of spectral reference excitation values (9) relating to a reference state of the object (2) and associated with a respective one of the spectral sections; and determining relative excitation values (11) for at least a part of the spectral sections by relating the spectral excitation value (7) associated with the respective spectral section to the spectral reference excitation value (9) associated with the respective spectral section.

Classes IPC  ?

• G01N 29/44 - Traitement du signal de réponse détecté
• G01N 29/46 - Traitement du signal de réponse détecté par analyse spectrale, p. ex. par analyse de Fourier

Produits et services

Wearables, namely computers that can be worn on the body or head; portable measuring devices for measuring vital signs, except for medical purposes. Surgical, medical, dental and veterinary instruments and apparatuses; orthopedic articles; electronic medical instruments; tools for medical diagnostics; therapeutic and assistive devices adapted for persons with disabilities; pulse meters, pulse measuring devices, pulse meters for medical purposes; pulse counters; medical pulse pressure transducers; pulse rate monitors; electronic blood pressure meters; mattresses for medical use; air mattresses for medical purposes; air mattresses for infants and babies [for medical purposes]; portable monitoring devices for measuring biomedical data for medical purposes. Pillows; head support pillows; head positioning pillows. Clothes; gloves.

Produits et services

Skateboard helmets; football helmets; helmets for motorcyclists; safety caps; helmets for use in sports; helmets for american football; balaclavas for protection against accidents; headgear being protective helmets; headgear for protection against injury; headgear for protection against accidents; pressure measurement sensors; portable measuring devices for the measurement of vital data, except for medical purposes. Surgical, medical, dental and veterinary instruments and apparatuses; orthopedic articles; electronic medical instruments; tools for medical diagnostics; therapeutic and assistive devices adapted for persons with disabilities; pulse meters, pulse measuring devices, pulse meters for medical purposes; pulse counters [medical apparatus]; medical pulse pressure transducers; pulse rate monitors; electronic blood pressure meters; portable monitoring devices for measuring biomedical data for medical purposes. Pillows; head support pillows; head positioning pillows. Bonnets; caps; headbands; sports headgear [other than helmets].

Abrégé

The invention relates to a measuring device for non-invasively detecting the intracerebral pressure pulsations of a patient, comprising a holding device which can be releasably attached to the exterior of the skull of the patient in a force- and/or form-fitting manner, at least one biomorphic bending sensor which is arranged in or on the holding device, an analog signal amplifier for amplifying the measurement data supplied by the bimorphic bending sensor, an A/D converter for converting the analog measurement data into digital data, and a computing unit for pre-processing the data and computing vital parameters, such as intracerebral pressure, using the digital data. The invention also relates to a corresponding method for non-invasively detecting an intracerebral pressure pulsation.

Classes IPC  ?

• A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
• A61B 5/0205 - Évaluation simultanée de l'état cardio-vasculaire et de l'état d'autres parties du corps, p. ex. de l'état cardiaque et respiratoire
• A61B 5/03 - Mesure de la pression des fluides à l'intérieur du corps autre que la pression du sang, p. ex. de la pression cérébrale

Produits et services

Wearables, namely, computers that can be worn on the body or head in the nature of smart glasses and smartwatches; portable measuring devices for measuring vital signs, except for medical purposes, namely, wearable activity trackers Electronic medical instruments, namely, blood pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use; tools for medical diagnostics, namely, blood pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use; pulse meters, pulse measuring devices, pulse meters for medical purposes; pulse counters being pulse measuring devices; medical pulse pressure imaging transducers; pulse rate monitors; electronic blood pressure meters for medical use; support mattresses for medical use; air mattresses for medical purposes; air mattresses for infants and babies for medical purposes; portable monitoring devices for measuring biomedical data for medical purposes, namely, blood pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use Pillows; head support pillows; head positioning pillows Gloves

Produits et services

Skateboard helmets; football helmets; helmets for motorcyclists; safety caps, namely, safety helmets; helmets for use in sports; helmets for American football; balaclavas for protection against accidents; headgear being protective helmets; headgear being protective helmets for protection against injury; headgear being protective helmets for protection against accidents; pressure measurement sensors; portable measuring devices for the measurement of vital data, except for medical purposes, namely, wearable activity trackers Electronic medical instruments, namely, intracranial pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use; tools for medical diagnostics, namely, intracranial pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use; pulse meters, pulse measuring devices, pulse meters for medical purposes; pulse counters being medical apparatus in the nature of pulse measuring devices; medical pulse pressure imaging transducers; pulse rate monitors; electronic blood pressure meters for medical use; portable monitoring devices for measuring biomedical data for medical purposes, namely, intracranial pressure pulsation monitoring devices and compliance monitoring devices in the nature of wearable monitors used to measure biometric data for medical use Pillows; head support pillows; head positioning pillows Bonnets; caps being headwear; headbands; sports headwear, other than helmets

Abrégé

The invention relates to a method for evaluating a state of an object (2), comprising the following steps: – obtaining excitation information (4) which describes mechanical excitation of the object (2); – generating a plurality of spectral excitation values (7) on the basis of the excitation information (4) by means of a frequency analysis, the spectral excitation values (7) each being assigned to one spectral portion from a plurality of predetermined spectral portions; – obtaining a plurality of spectral reference excitation values (9) which relate to a reference state of the object (2) and are assigned to a particular one of the spectral portions; and – determining relative excitation values (11) for at least some of the spectral portions by correlating the spectral excitation value (7) assigned to the particular spectral portion with the spectral reference excitation value (9) assigned to the particular spectral portion.

Classes IPC  ?

• G01H 1/00 - Mesure des vibrations dans des solides en utilisant la conduction directe au détecteur
• G01M 7/00 - Test de vibration des structures ou des ouvragesTest de résistance au choc des structures ou des ouvrages
• G01M 7/02 - Test de vibration

Abrégé

Electromechanical transducer (1, 21, 28) having a layer structure comprising, in this order: a first layer (2) which has, in at least one plane, at least one outwardly insulated, structured, electrically conductive region (3) acting as an electrical shield, a second layer (6) serving as an adhesive layer, which is electrically conductive at least at certain points, a third layer (13, 22) comprising an electromechanical functional element, a fourth layer (15, 23) serving as an adhesive layer, which is electrically conductive at least at certain points, a fifth layer (17, 24), which has, in at least one plane, at least one outwardly insulated structured electrically conductive region (18) acting as an electrical shield. In addition, a method for manufacturing such an electromechanical transducer (1, 21, 28) is described.

Classes IPC  ?

• H10N 30/88 - MonturesSupportsEnveloppesBoîtiers
• H10N 30/02 - Formation d'enceintes ou d'enveloppes
• H10N 30/30 - Dispositifs piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique, p. ex. fonctionnant comme générateurs ou comme capteurs
• H10N 30/87 - Électrodes ou interconnexions, p. ex. connexions électriques ou bornes

Abrégé

The invention discloses an electromechanical transducer (1) with a layer structure, comprising a first layer (2) which has a structured, electrically conductive region (3), which is insulated from the outside and acts as an electrical shield, in one plane, a second adhesive layer (6) which is electrically conductive at least at points, a third layer (13) with an electromechanical functional element, embodied for example as a piezoelectric sensor (14), a fourth adhesive layer (15) which is electrically conductive at least at points, and a fifth layer (17) which has a structured, electrically conductive region (18), which is insulated from the outside and acts as an electrical shield, in one plane. A method for producing a transducer of this kind comprises stacking, aligning and compressing the layers under pressure.

Classes IPC  ?

• H01L 41/053 - Montures, supports, enveloppes ou boîtiers
• H01L 41/047 - Electrodes
• H01L 41/113 - Eléments piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique
• H01L 41/23 - Formation d'enceintes ou d'enveloppes

Abrégé

The invention relates to a sensor arrangement (1) comprising a structure-borne noise sensor (3) that can be removably applied to the body of a user, in a fastening position, and is capable of detecting structure-borne noise generated by the user, by means of a manual activity, in the form of sensor signals, and a controller which is connected to the structure-borne noise sensor (3) and is designed to evaluate the sensor signals of the structure-borne noise sensor (3), wherein the controller is capable of determining, on the basis of the evaluated sensor signals, whether the structure-borne noise generated by the manual activity sufficiently matches a stored structure-borne noise profile or not, and wherein the structure-borne noise sensor (3) is suitable for detecting the structure-borne noise generated by the manual activity of the user and transmitted, in the body of the user, to the fastening position, substantially via the skeleton, i.e. via bones and/or tendons.

Classes IPC  ?

• G01H 1/00 - Mesure des vibrations dans des solides en utilisant la conduction directe au détecteur
• G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur

Abrégé

The invention relates to a mobile device which comprises at least one sensor for sound produced by a body.

Classes IPC  ?

• G01H 11/08 - Mesure des vibrations mécaniques ou des ondes ultrasonores, sonores ou infrasonores par détection des changements dans les propriétés électriques ou magnétiques par des moyens électriques utilisant des dispositifs piézo-électriques

Abrégé

Mobile device (1, 7, 9, 11) having a sensor which is accommodated in a housing (2), is in the form of a strain and/or bending sensor (3) and, together with a seismic mass, forms an acceleration sensor for detecting structure-borne sound waves and/or accelerations, wherein at least one part of the mass of the mobile device (1, 7, 9, 11) forms the seismic mass.

Classes IPC  ?

• G01V 1/00 - SéismologieProspection ou détection sismique ou acoustique
• G01V 1/18 - Éléments récepteurs, p. ex. sismomètre, géophone

Produits et services

Scientific, nautical, surveying, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; phonograph records; data processing equipment and computers; acoustic couplers; connections for electric lines; connection units (electric-); aerials; peripherals adapted for use with computers; programs for computers; computer software, recorded; detectors; diagnostic apparatus, not for medical purposes; pressure measuring apparatus; electric sensors; coils, electric; transformers [electricity]; resistances, electric; wires, electric; cables, electric; condensers [capacitors]; telerupters; frequency meters; printed circuits; high-frequency apparatus; dog whistles; hygrometers; terminals [electricity]; coaxial cables; collectors, electric; comparators; contacts, electric; regulating apparatus, electric; headphones; loudspeakers; materials for electricity mains [wires, cables]; material testing instruments and machines; measuring apparatus; measuring devices, electric; measuring instruments; levelling staffs [surveying instruments]; plane tables [surveying instruments]; microphones; microprocessors; monitors [computer programs]; nautical apparatus and instruments; slope indicators; optical fibers [light conducting filaments]; apparatus and instruments for physics; pyrometers; levels [instruments for determining the horizontal]; acoustic conduits; diaphragms [acoustics]; sound locating instruments; horns for loudspeakers; commutators; integrated circuits; naval signalling apparatus; balances [steelyards]; transmitters of electronic signals; electronic tags for goods; electro-dynamic apparatus for the remote control of signals; sonars; probes for scientific purposes; converters, electric; walkie-talkies; transponders; monitoring apparatus, electric; ultrasound apparatus, not for medical purposes; junction sleeves for electric cables; connectors [electricity]; anemometers. Plastics in extruded form for use in manufacture; insulating materials; acrylic resins, semi-processed; dielectrics [insulators]; shock-absorbing buffers of rubber; composites; bonded fibre materials; insulating oil; insulating paper; carbon fibre; synthetic resins, semi-processed; plastic substances, semi-processed; plastic fibres, other than for textile use; ceramic fibres; plastic film, other than for wrapping; ceramic films. Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and computer software; physics [research]; physics, services of a technical measuring and testing laboratory; engineering services; technical testing; scientific testing services; measuring of greenhouse gas emissions, conducting sampling and analysis services to assess pollution levels; preparation of data processing programmes; surveying; preparation of scientific reports; chemical research; technical research; calibration and function testing of measuring apparatus; material testing; scientific research conducted using databases and the Internet; research (physics-); quality control; research and development with regard to new products, for others; scientific research; certification [quality control].

Produits et services

Scientific, nautical, surveying, weighing, measuring, signaling, checking, life-saving and teaching apparatus and instruments, namely, noise meters, vibration meters, acceleration meters, inclination meters, thermometers, wearable noise meters, impact sound meters, structural health meters, namely, crack meters, load meters for detecting mechanical loads; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electricity condition monitoring systems comprised of electronic monitors and sensors, electronic sensors for regulating or controlling a process or wind turbine, ceramic fibers, namely, piezoelectric fibers, ceramic films, namely, piezoelectric films; data processing equipment and computers; acoustic couplers; connections for electric lines; electric connectors; aerials; peripherals adapted for use with computers; computer programs for use in data base management, for connecting remotely to computer networks, signal processing, vibration data analysis, excluding business management software; computer software for electronic sensor data analysis, computer software for electric signal analysis, computer software for computer model training, computer software for electronic sensor data analysis using artificial intelligence, computer software for electronic sensor data analysis using machine learning, computer software for monitoring vehicle traffic for traffic studies, excluding business management software; detectors used for measuring the structural integrity of bridges, tunnels, buildings, wind turbines and conditions on production lines, namely, vibration detectors, acoustic emission detectors, impact detectors, noise detectors, traffic detectors, crack detectors, click detectors, burst detectors; diagnostic apparatus for identifying noise levels, noise frequencies, vibration levels and vibration frequencies, noise and vibration abnormalities, irregularities, root cause, traffic, load, Eigen frequency used to measure the structural integrity of bridges, tunnels, buildings, turbines, and conditions on production lines; pressure measuring apparatus; electric sensors; coils, electric; transformers; resistances resistors, electric; wires, electric; cables, electric; condensers being capacitors; telerupters, namely, electrical switches; frequency meters; printed circuits; electric high-frequency apparatus, namely ultrasonic actuators, ultrasonic pulse generators; dog whistles; hygrometers; electrical terminal blocks; electrical terminal boxes, data logger, computer terminals, wireless internet terminals and LAN (local area network) hardware; coaxial cables; electrical collectors, namely, piezoelectric energy harvesting units; comparators; contacts, electric; apparatus for regulating electric current; voltage regulators for electric power; headphones; loudspeakers; electric wires and cables; material testing instruments and machines, namely, non-destructive testing systems comprised of ultrasound inspection devices, condition monitoring systems comprised of transducers that utilize ultrasonic oscillations to test for stress and fatigue in metal and metal structures, accelerometers, strain sensors, vibration sensors and inclinometers, environmental condition sensors, felicity ratio acoustic meters; measuring apparatus, namely, vibration and acoustic emission meters, leakage detection systems, namely, leakage sensors and leakage alarms, torque meters, strain meters, inclination meters; electric measuring devices, namely, vital function meters, namely, blood pressure meters, pulse meters, noise meters, vibration meters, leakage sensors and alarms, pressure distribution sensors and alarms, seat position detection/recognition sensors, electric charge amplifier, electric charge meters, voltage amplifier/voltage meters, current amplifier/current meters, ohmmeters, IEPE amplifiers, electronic components, namely, piezoelectric switches, piezoelectric sensors, analog digital converters; measuring instruments, namely, blood pressure sensors, pulse sensors, noise meters and sensors, vibration meters and sensors, leakage sensors, pressure distribution sensors, seat position detection/recognition sensors; levelling rods; leveling instruments, namely, plane tables; microphones; microprocessors; computer monitors; computer software for monitoring vehicle traffic for traffic studies; computer software for monitoring internet traffic for marketing purposes; computer programs that monitor trending of abnormalities, localize irregularities, traffic, loads monitoring, Eigen frequency, leakage, flow rate and filling level in the field of non-destructive material testing; slope indicators; optical fibers; apparatus and instruments for physics, namely, accelerometers, impact sound microphones, strain measuring sensors, load sensors, impact/noise sensors, pressure sensors, tension stress sensors, flow meters, bending sensors; pyrometers; level indicators; acoustic conduits; diaphragms, namely piezoelectric transducers to inter-convert mechanical vibration to sounds and vice versa; sonars; echo sounding devices; seismic detectors; horns for loudspeakers; commutators; integrated circuits; balances; transmitters of electronic signals; electronic tags for goods; electro-dynamic apparatus for the remote control of signals; probes for scientific purposes; converters, electric; walkie-talkies; transponders; monitoring apparatus, namely, monitoring sensors for trending of abnormalities, localization of irregularities, root cause analysis, traffic monitoring, load monitoring, Eigen frequency monitoring; ultrasonic flaw detectors; ultrasonic pulse-echo sensors; junction sleeves for electric cables; electrical connectors; anemometers Extruded plastic in the form of bars, blocks, pellets, rods, sheets and tubes for use in manufacturing; insulating materials; acrylic resins, semi-processed; insulating and protective interlayer dielectric materials and coatings for use in integrated circuits, semiconductor devices, computer disk drives and other computer hardware; shock-absorbing rubber buffers for industrial machinery; bonded fiber materials, namely, sensory fiber composites made from glass, carbon or ceramic; insulating oil; carbon fibers not for textile use; synthetic resins, semi processed; plastic substances, semi-processed; plastic fibers, other than for textile use; plastic film for commercial packing; plastic film for packing and stuffing Scientific and technological services, namely, research and design in the field of sensors and sensor systems for industrial applications; research and development in the field of sensors and sensor systems for industrial applications; scientific and technological services, namely scientific research and analysis in the field of data analysis, data evaluation, data mining, data management, computational connectivity, cloud evaluation, monitoring modules for trending of abnormalities, localization of irregularities, root cause analysis, traffic monitoring, load monitoring, Eigen frequency monitoring, neuronal network model evaluation, sensor system application; industrial analysis and research services, namely, research in the field of structural health monitoring; design and development of computer hardware and computer software, excluding business management software; research in the field of physics; scientific laboratory services in the field of technical measuring and testing; engineering services; scientific and technological services, namely, technical and scientific testing in the field of data analysis, data evaluation, data mining, data management, computational connectivity, cloud evaluation, monitoring modules for trending of abnormalities, localization of irregularities, root cause analysis, traffic monitoring, load monitoring, Eigen frequency monitoring, neuronal network model evaluation, sensor system application; measuring of greenhouse gas emissions, conducting sampling and analysis services to assess pollution levels; preparation of data processing programs, excluding business management software; surveying; technical writing of scientific reports in the fields of data analysis, data evaluation, data mining, data management, computational connectivity, cloud evaluation, monitoring modules for trending of abnormalities, localization of irregularities, root cause analysis, traffic monitoring, load monitoring, Eigen frequency monitoring, neuronal network model evaluation, sensor system application; chemical research; scientific study and research in the fields of data analysis, data evaluation, data mining, data management, computational connectivity, cloud evaluation, monitoring modules for trending of abnormalities, localization of irregularities, root cause analysis, traffic monitoring, load monitoring, Eigen frequency monitoring, neuronal network model evaluation, sensor system application; calibration and function testing of measuring apparatus; material testing; scientific research conducted using databases and the internet; quality control for others; research and development with regard to new products, for others; scientific research; testing, analysis and evaluation of the goods and services of others to determine conformity with certification standards

Abrégé

The invention relates to a measuring device having at least one measuring sensor for determining a leakage in a vacuum bagging method, characterized in that the measuring sensor comprises at least one elastic piezoelectric sensor (1) which bears on a support element (2) via at least two bearing locations, wherein the measuring device has an evaluation device (9) which is designed to determine a leakage rate and/or a position of a leakage by evaluating the measurement signals provided by the piezoelectric sensor (1).

Classes IPC  ?

• G01M 3/18 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour tuyaux, câbles ou tubesExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour raccords ou étanchéité de tuyauxExamen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour soupapes
• G01M 3/32 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par mesure du taux de perte ou de gain d'un fluide, p. ex. avec des dispositifs réagissant à la pression, avec des indicateurs de débit pour récipients, p. ex. radiateurs
• B29C 70/44 - Façonnage ou imprégnation par compression pour la fabrication d'objets de longueur définie, c.-à-d. d'objets distincts utilisant une pression isostatique, p. ex. moulage par différence de pression, avec un sac à vide, dans un autoclave ou avec un caoutchouc expansible

Abrégé

The invention relates to a measuring device for measuring mechanical stresses or vibrations occurring in a component, wherein the measuring device comprises at least one electromechanical transducer, which can be integrated in a force-locked manner into the component, and at least one electronic unit, which is connected to the transducer via signal lines and is used to record and process the signals delivered by the transducer. In order to improve the robustness of the arrangement, it is provided according to the invention that the electronic unit is at least partially surrounded by a housing, and wherein a compensation zone for absorbing relative movements between the housing and the electronic unit is provided between the housing and the electronic unit.

Classes IPC  ?

• G01H 11/08 - Mesure des vibrations mécaniques ou des ondes ultrasonores, sonores ou infrasonores par détection des changements dans les propriétés électriques ou magnétiques par des moyens électriques utilisant des dispositifs piézo-électriques
• G01K 11/16 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant le changement de couleur, de translucidité ou de réflectance de matériaux organiques
• G01H 1/00 - Mesure des vibrations dans des solides en utilisant la conduction directe au détecteur
• G10K 11/00 - Procédés ou dispositifs pour transmettre, conduire ou diriger le son en généralProcédés ou dispositifs de protection contre le bruit ou les autres ondes acoustiques ou pour amortir ceux-ci, en général
• G10K 9/122 - Dispositifs dans lesquels le son est produit par la vibration d'un diaphragme ou un élément analogue, p. ex. cornes de brume, avertisseurs de véhicule ou vibreurs fonctionnant électriquement utilisant des moyens d'entraînement piézo-électriques
• G10K 9/22 - MontagesHabillages

Abrégé

The invention relates to a measuring device (M) for measuring mechanical stresses or vibrations occuring in a component (9), wherein the measuring device (M) comprises at least one electromechanical transducer (1) which can be integrated in a frictionally locking fashion into the component (9) and at least one electronic unit (5) which is connected to the transducer (1) via signal lines (2) and has the purpose of recording and processing the signal supplied by the transducer (1). In order to improve the robustness of the arrangement, the invention proposes that the electronic unit (5) be surrounded at least partially by a housing (8), and wherein between the electronic unit (5) and the housing (8) a compensation zone (6) is provided for absorbing relative movements between the housing (8) and the electronic unit (5).

Classes IPC  ?

• G01H 1/00 - Mesure des vibrations dans des solides en utilisant la conduction directe au détecteur
• G10K 11/00 - Procédés ou dispositifs pour transmettre, conduire ou diriger le son en généralProcédés ou dispositifs de protection contre le bruit ou les autres ondes acoustiques ou pour amortir ceux-ci, en général