AT375466B - Messwertaufnehmer mit einem piezoelektrischen messelement - Google Patents

Messwertaufnehmer mit einem piezoelektrischen messelement

Info

Publication number
AT375466B
AT375466B AT0550577A AT550577A AT375466B AT 375466 B AT375466 B AT 375466B AT 0550577 A AT0550577 A AT 0550577A AT 550577 A AT550577 A AT 550577A AT 375466 B AT375466 B AT 375466B
Authority
AT
Austria
Prior art keywords
measuring
piezoelectric
value
measuring element
measuring value
Prior art date
Application number
AT0550577A
Other languages
English (en)
Other versions
ATA550577A (de
Inventor
Peter Dr Krempl
Peter Dipl Ing Claassen
Helmut Dipl Ing List
Original Assignee
List Hans
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by List Hans filed Critical List Hans
Priority to AT0550577A priority Critical patent/AT375466B/de
Priority to DE2831939A priority patent/DE2831939C3/de
Priority to DE19782831938 priority patent/DE2831938A1/de
Priority to CH793378A priority patent/CH640346A5/de
Priority to CH793178A priority patent/CH637214A5/de
Priority to US05/927,844 priority patent/US4216403A/en
Priority to GB8130412A priority patent/GB2086584B/en
Priority to GB787831361A priority patent/GB2001765B/en
Priority to FR7822306A priority patent/FR2399014A1/fr
Priority to GB8122301A priority patent/GB2086582B/en
Priority to JP9246478A priority patent/JPS5425778A/ja
Priority to US06/482,279 priority patent/US4413202A/en
Publication of ATA550577A publication Critical patent/ATA550577A/de
Application granted granted Critical
Publication of AT375466B publication Critical patent/AT375466B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F02M65/003—Measuring variation of fuel pressure in high pressure line
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0005—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in capacitance
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Fluid Pressure (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Testing Of Engines (AREA)
AT0550577A 1977-07-27 1977-07-27 Messwertaufnehmer mit einem piezoelektrischen messelement AT375466B (de)

Priority Applications (12)

Application Number Priority Date Filing Date Title
AT0550577A AT375466B (de) 1977-07-27 1977-07-27 Messwertaufnehmer mit einem piezoelektrischen messelement
DE2831939A DE2831939C3 (de) 1977-07-27 1978-07-20 Meßwertaufnehmer mit einem piezoelektrischen Meßelement
DE19782831938 DE2831938A1 (de) 1977-07-27 1978-07-20 Messwertaufnehmer mit einem flexiblen messelement zur messung mechanischer groessen
CH793378A CH640346A5 (de) 1977-07-27 1978-07-21 Messwertaufnehmer zur messung einer sich ueber eine aenderung einer mechanischen kraft auswirkenden mechanischen groesse und dessen verwendung.
CH793178A CH637214A5 (de) 1977-07-27 1978-07-21 Messwertaufnehmer mit mindestens einem piezoelektrischen messelement zur messung mechanischer groessen an hohlkoerpern, insbesondere des druckverlaufes in rohren.
US05/927,844 US4216403A (en) 1977-07-27 1978-07-25 Monoaxially oriented piezoelectric polymer transducer for measurement of mechanical values on bodies
GB8130412A GB2086584B (en) 1977-07-27 1978-07-27 A transducer for measurement of mechanical values on hollow bodies
GB787831361A GB2001765B (en) 1977-07-27 1978-07-27 Transducer for measurement of mechanical values on bodies
FR7822306A FR2399014A1 (fr) 1977-07-27 1978-07-27 Capteur de valeurs de mesure avec un element de mesure piezo-electrique pour la mesure de grandeurs mecaniques sur des corps creux
GB8122301A GB2086582B (en) 1977-07-27 1978-07-27 A transducer for measurement of mechanical values on hollow pipes
JP9246478A JPS5425778A (en) 1977-07-27 1978-07-27 Measured value converter with piezooelectricity measuring element
US06/482,279 US4413202A (en) 1977-07-27 1983-04-11 Transducer with a flexible sensor element for measurement of mechanical values

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0550577A AT375466B (de) 1977-07-27 1977-07-27 Messwertaufnehmer mit einem piezoelektrischen messelement

Publications (2)

Publication Number Publication Date
ATA550577A ATA550577A (de) 1983-12-15
AT375466B true AT375466B (de) 1984-08-10

Family

ID=3576529

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0550577A AT375466B (de) 1977-07-27 1977-07-27 Messwertaufnehmer mit einem piezoelektrischen messelement

Country Status (7)

Country Link
US (2) US4216403A (de)
JP (1) JPS5425778A (de)
AT (1) AT375466B (de)
CH (2) CH637214A5 (de)
DE (2) DE2831939C3 (de)
FR (1) FR2399014A1 (de)
GB (3) GB2086584B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737676A (en) * 1985-12-20 1988-04-12 Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnik M.B.H. Transducer with a flexible piezoelectric layer as a sensor element
DE4002790A1 (de) * 1989-01-31 1990-08-09 Daikin Ind Ltd Messwertgeber zum ermitteln von druckaenderungen in rohren

Families Citing this family (121)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304126A (en) * 1978-10-06 1981-12-08 Edward Yelke Transducer for fuel injection engine with flexible piezoelectric element
CS205705B1 (en) * 1978-11-29 1981-05-29 Blanka Hyanova Facility for scanning and analysis of emitted accoustic and ultrasound signals in the hollow objects
DE2927269C2 (de) * 1979-07-05 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Piezoelektrisches Antriebselement für Schreibdüsen in Tintenmosaikschreibeinrichtungen
AT373394B (de) * 1979-09-07 1984-01-10 List Hans Messwertaufnehmer zur messung des inneren druckes in rohren
DE3010168C2 (de) * 1980-03-17 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Elektrischer Dehnungsaufnehmer
AT374007B (de) * 1980-03-19 1984-03-12 List Hans Messwertaufnehmer zur messung mechanischer groessen an hohlkoerpern
US4296635A (en) * 1980-06-11 1981-10-27 Hans List Transducer device for measuring the internal pressure in pipes
JPS57501476A (de) * 1980-09-02 1982-08-19
DE3037753A1 (de) * 1980-10-06 1982-05-13 Siemens AG, 1000 Berlin und 8000 München Anordnung zur messung des druckverlaufes in zylinderfoermigen hohlkoerpern
US4542564A (en) * 1981-10-29 1985-09-24 The Perkin-Elmer Corporation Method of making electrical connections to thin film coatings
JPS5943356A (ja) * 1982-09-06 1984-03-10 Kureha Chem Ind Co Ltd 超音波探触子
GB8325861D0 (en) * 1983-09-28 1983-11-02 Syrinx Presicion Instr Ltd Force transducer
US4499394A (en) * 1983-10-21 1985-02-12 Koal Jan G Polymer piezoelectric sensor of animal foot pressure
JPS60181996U (ja) * 1984-05-11 1985-12-03 呉羽化学工業株式会社 電極端子取り出し構造体
US4536674A (en) * 1984-06-22 1985-08-20 Schmidt V Hugo Piezoelectric wind generator
CH664832A5 (de) * 1984-08-30 1988-03-31 Barnaulskij Ok B Avtomatiki Einrichtung zur messung des in rohrleitungen herrschenden drucks von fluessigkeiten, gasen und schuettgut.
DE3443133C1 (de) * 1984-11-27 1986-02-27 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Messanordnung
JPS61161446A (ja) * 1985-01-10 1986-07-22 Terumo Corp 超音波探触子およびその製造方法
ES8704014A1 (es) * 1985-07-31 1987-03-01 Moles Bernat Jaime Aparato sensor para deteccion de variaciones bruscas de pre-sion de fluidos en tubos y recipientes
US4824107A (en) * 1985-10-10 1989-04-25 French Barry J Sports scoring device including a piezoelectric transducer
US4883271A (en) * 1985-10-10 1989-11-28 French Sportech Corporation Sports impact measuring apparatus
US4761005A (en) * 1985-10-10 1988-08-02 Barry J. French Sports scoring device including a flexible prezoelectric layer resilient layer
US4734611A (en) * 1985-12-20 1988-03-29 Siemens Aktiengesellschaft Ultrasonic sensor
JPS6363932A (ja) * 1986-09-04 1988-03-22 Daikin Ind Ltd 管内圧力変化検知変換器
GB8625686D0 (en) * 1986-10-27 1986-11-26 Ministry Of Agriculture Fisher Assessing processing strains
DE3639455A1 (de) * 1986-11-18 1988-05-26 Heinrich Prof Dr Ing Reents Verfahren mit den dazu gehoerigen vorrichtungen zur vollelektronischen fuellstandsmessung von fluessigkeiten und gasen mit hilfe flexibler und flaechiger, druckaufnehmender sensoren mit peripherie im tank
US4731556A (en) * 1987-01-09 1988-03-15 Tello Adams Electronic bubble detector apparatus
WO1988005606A1 (en) * 1987-01-14 1988-07-28 Advanced Medical Technologies, Inc. Non-elastic piezoelectric transducer
DE3703630A1 (de) * 1987-02-06 1988-08-18 Bosch Gmbh Robert Beschleunigungsaufnehmer
DE3704870C1 (de) * 1987-02-16 1988-04-28 Peter Seitz Vorrichtung zur Messung der flaechigen Verteilung von Druckkraeften
US4771204A (en) * 1987-07-30 1988-09-13 Kiwi Coders Corporation Sealing method and means for fluid control device
US4924131A (en) * 1987-10-14 1990-05-08 Fujikura Ltd. Piezo-electric acceleration sensor
DE8804698U1 (de) * 1988-04-09 1988-06-01 Labionics Ag, Niederurnen, Ch
EP0377007A4 (en) * 1988-04-18 1991-04-24 Impulse Sports Training Systems Sports impact measuring apparatus
DE3839344A1 (de) * 1988-11-22 1990-05-23 Dornier Gmbh Beschleunigungsaufnehmender sensor
US5099702A (en) * 1988-12-30 1992-03-31 French Sportech Corp. Perimeter mounted polymeric piezoelectric transducer pad
US5448232A (en) * 1989-05-03 1995-09-05 Mitron Systems Corporation Roadway sensors and method of installing same
US5701646A (en) * 1990-02-02 1997-12-30 Isco, Inc. Method of making a sensor
US5125801A (en) * 1990-02-02 1992-06-30 Isco, Inc. Pumping system
DE4003552C2 (de) * 1990-02-06 1996-02-29 Grote & Hartmann Verfahren und Vorrichtung zur Kontaktkraftmessung
US5500635A (en) * 1990-02-20 1996-03-19 Mott; Jonathan C. Products incorporating piezoelectric material
DE4011314A1 (de) * 1990-04-07 1991-10-10 Hottinger Messtechnik Baldwin Dehnungsmessstreifen und messgroessenaufnehmer mit derartigen dehnungsmessstreifen
GB2246629A (en) * 1990-07-26 1992-02-05 Secr Defence Measuring fluid-borne vibrations in pipes
DE4106040C2 (de) * 1991-02-22 1994-12-22 Nieke Elektroapparate Gmbh Ber Verfahren und Vorrichtung zum Bestimmen der Geschwindigkeit von Geschossen
GB2256111B (en) * 1991-04-11 1995-02-01 Univ Southampton Distributed sensors for active vibration control
US5218197A (en) * 1991-05-20 1993-06-08 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for the non-invasive measurement of pressure inside pipes using a fiber optic interferometer sensor
DE4129701C2 (de) * 1991-09-06 1994-07-28 Halil Ulusar Dr Akbay Meßverfahren zur Messung von mechanischen Spannungen und Meßwertaufnehmer zur Durchführung des Verfahrens
US5235472A (en) * 1991-10-18 1993-08-10 Seagate Technology, Inc. Apparatus for sensing operating shock on a disk drive
AU3421593A (en) * 1991-12-23 1993-07-28 Elf Atochem North America, Inc. Multi-mode accelerometer
US5554907A (en) * 1992-05-08 1996-09-10 Mitron Systems Corporation Vehicle speed measurement apparatus
CH687648A5 (de) * 1992-08-12 1997-01-15 Schlopfer Messtechnik Ag Aufnehmer zur Dehnungsmessung.
US5321332A (en) * 1992-11-12 1994-06-14 The Whitaker Corporation Wideband ultrasonic transducer
US5811680A (en) * 1993-06-13 1998-09-22 Technion Research & Development Foundation Ltd. Method and apparatus for testing the quality of fruit
GB2282931B (en) * 1993-10-16 1997-11-12 Atomic Energy Authority Uk Flexible transducer array support
US5471192A (en) * 1994-01-24 1995-11-28 Dash; Glen Sound producing device stimulated by petting
US5465614A (en) * 1994-03-28 1995-11-14 Envirotest Systems Corp. Apparatus and method for non-intrusive testing of a motor vehicle canister purge system
US5553503A (en) * 1994-10-11 1996-09-10 Manometrx Group Ltd Measurement of fluid pressure such as blood pressure
FR2725786A1 (fr) * 1994-10-17 1996-04-19 Coton Jean Capteur piezo-electrique et applications a l'automobile
FR2725787A1 (fr) * 1994-10-17 1996-04-19 Coton Jean Nouveau capteur piezo-electrique et ses applications
US5680718A (en) * 1994-12-20 1997-10-28 First Choice Trading Limited Illuminable hat
DE19521381C2 (de) * 1995-06-12 2003-04-03 Hydrotechnik Gmbh Volumenstrommeßgerät
GB2304812A (en) * 1995-08-26 1997-03-26 Ford Motor Co Pressure sensing spark plug
US6012822A (en) * 1996-11-26 2000-01-11 Robinson; William J. Motion activated apparel flasher
DE19732302B4 (de) * 1997-07-26 2006-12-28 Volkswagen Ag Zierleiste und Stoßfänger mit Kollisions-Sensor-Anordnung für Kraftfahrzeuge
DE19831622B4 (de) * 1998-07-15 2004-03-18 Technische Universität Dresden Verfahren zur Charakterisierung von mechanischen Spannungszuständen in flächenhaften Materialien und Vorrichtung zur Durchführung des Verfahrens
US6278222B1 (en) * 1998-08-26 2001-08-21 Minolta Co., Ltd. Piezoelectric element, piezoelectric element manufacturing method and actuator using piezoelectric element
US6536098B1 (en) 1998-09-14 2003-03-25 Erming Luo Method of manufacturing precisely compressed stacks
DE60010709T2 (de) 1999-07-29 2005-04-28 Bio Syntech Canada Inc., Laval Charakterisierung der Kontaktverteilung zwischen zwei beliebigen Oberflächen unter Verwendung einer Elektrodenanordnung
DE10003009B4 (de) * 2000-01-19 2005-03-31 Technische Universität Dresden Messvorrichtung zur Charakterisierung von mechanischen Spannungszuständen in flächenhaften Materialien
CA2407247C (en) * 2000-05-03 2009-07-07 Hera Rotterdam B.V. Transducer
DE10023838C2 (de) * 2000-05-16 2002-11-28 Siemens Ag Vorrichtung zum Messen einer Wegänderung zwischen Abschnitten eines Bauteils und Verwendung dieser Vorrichtung
DE10044481A1 (de) * 2000-09-08 2001-07-19 Bosch Gmbh Robert Schwingungsaufnehmer mit einstückigem Schwingungsaufnahmeelement sowie Verfahren zur Herstellung eines Schwingungsaufnahmeelements
US6834436B2 (en) * 2001-02-23 2004-12-28 Microstrain, Inc. Posture and body movement measuring system
US7233097B2 (en) * 2001-05-22 2007-06-19 Sri International Rolled electroactive polymers
DE10156588A1 (de) * 2001-11-20 2003-05-28 Ksb Ag Schwingungsmeßgerät
US6771006B2 (en) * 2002-01-18 2004-08-03 Pegasus Technologies Ltd. Cylindrical ultrasound transceivers
EP1576342A2 (de) * 2002-11-12 2005-09-21 CiDra Corporation Apparat mit einer reihe von aufsteckbaren piezoelektrischen film sensoren zur messung von parametern eines prozessflusses in einem rohr
US6981425B2 (en) * 2002-11-22 2006-01-03 Frederick Engineering, Co. Dynamic force measuring instrument having a foil belt transducer
CA2537904C (en) * 2003-08-01 2013-11-19 Cidra Corporation Method and apparatus for measuring parameters of a fluid flowing within a pipe using a configurable array of sensors
US7882750B2 (en) * 2003-08-01 2011-02-08 Cidra Corporate Services, Inc. Method and apparatus for measuring parameters of a fluid flowing within a pipe using a configurable array of sensors
WO2005015135A2 (en) * 2003-08-08 2005-02-17 Cidra Corporation Piezocable based sensor for measuring unsteady pressures inside a pipe
US7304566B2 (en) 2003-11-19 2007-12-04 Honda Motor Co., Ltd. Collision detection sensor for vehicle and collision detection device for vehicle
US7367239B2 (en) * 2004-03-23 2008-05-06 Cidra Corporation Piezocable based sensor for measuring unsteady pressures inside a pipe
WO2006085935A2 (en) * 2004-06-16 2006-08-17 Quantum Applied Science & Research, Inc. Ballistic impact detection system
JP4798424B2 (ja) * 2005-04-18 2011-10-19 独立行政法人産業技術総合研究所 管内圧力センサ
US7249525B1 (en) 2005-06-22 2007-07-31 Cidra Corporation Apparatus for measuring parameters of a fluid in a lined pipe
US7503227B2 (en) * 2005-07-13 2009-03-17 Cidra Corporate Services, Inc Method and apparatus for measuring parameters of a fluid flow using an array of sensors
CA2554906C (en) * 2006-05-10 2008-09-02 Robert Allan Simmons Method and apparatus for conveying an ultrasonic sensor about an outer peripheral surface of a tube
JP5602626B2 (ja) 2007-06-29 2014-10-08 アーティフィシャル マッスル，インク． 感覚性フィードバック用途のための電気活性ポリマートランスデューサー
DE102007041918A1 (de) * 2007-09-04 2009-03-05 Siemens Ag Piezoelektrischer Energiewandler mit Doppelmembran
US8346388B1 (en) 2007-12-15 2013-01-01 Jared Michael Tritz System and method for automated tactile sorting
US7893599B2 (en) * 2008-01-29 2011-02-22 Washington State University Energy converters and associated methods
DE102008024737B3 (de) * 2008-05-20 2010-01-07 SectorCon Ingenieurgesellschaft für System- und Softwaretechnik mbH Piezoelektrischer Sensor zur Druckfluktuationsmessung
US8771204B2 (en) 2008-12-30 2014-07-08 Masimo Corporation Acoustic sensor assembly
EP2239793A1 (de) 2009-04-11 2010-10-13 Bayer MaterialScience AG Elektrisch schaltbarer Polymerfilmaufbau und dessen Verwendung
WO2011047216A2 (en) 2009-10-15 2011-04-21 Masimo Corporation Physiological acoustic monitoring system
US8790268B2 (en) 2009-10-15 2014-07-29 Masimo Corporation Bidirectional physiological information display
US10463340B2 (en) 2009-10-15 2019-11-05 Masimo Corporation Acoustic respiratory monitoring systems and methods
US8715206B2 (en) 2009-10-15 2014-05-06 Masimo Corporation Acoustic patient sensor
US9326712B1 (en) 2010-06-02 2016-05-03 Masimo Corporation Opticoustic sensor
JP6004587B2 (ja) 2010-11-05 2016-10-12 ナショナル リサーチ カウンシル オブ カナダ 超音波トランスデューサアセンブリおよび構造的完全性を監視するためのシステム
WO2012118916A2 (en) 2011-03-01 2012-09-07 Bayer Materialscience Ag Automated manufacturing processes for producing deformable polymer devices and films
KR20140019801A (ko) 2011-03-22 2014-02-17 바이엘 인텔렉쳐 프로퍼티 게엠베하 전기활성 중합체 작동기 렌티큘라 시스템
US9192351B1 (en) 2011-07-22 2015-11-24 Masimo Corporation Acoustic respiratory monitoring sensor with probe-off detection
EP3603502B1 (de) 2011-10-13 2023-10-04 Masimo Corporation Physiologisches akustisches überwachungssystem
EP2828901B1 (de) 2012-03-21 2017-01-04 Parker Hannifin Corporation Rolle-an-rolle-herstellungsverfahren zur herstellung selbstheilender elektroaktiver polymervorrichtungen
KR20150031285A (ko) 2012-06-18 2015-03-23 바이엘 인텔렉쳐 프로퍼티 게엠베하 연신 공정을 위한 연신 프레임
JP6051678B2 (ja) * 2012-08-22 2016-12-27 セイコーエプソン株式会社 センサーデバイス、センサーモジュール、力検出装置およびロボット
US9955937B2 (en) 2012-09-20 2018-05-01 Masimo Corporation Acoustic patient sensor coupler
WO2014066576A1 (en) 2012-10-24 2014-05-01 Bayer Intellectual Property Gmbh Polymer diode
EP3036514B1 (de) 2013-08-19 2018-04-11 CeramTec GmbH Drucksensor zur kraftdetektierung
DE102013110866A1 (de) 2013-10-01 2015-04-02 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Hallstadt Kapazitive Sensoranordnung eines Kraftfahrzeugs
US10828007B1 (en) 2013-10-11 2020-11-10 Masimo Corporation Acoustic sensor with attachment portion
CH711007A1 (de) 2015-04-30 2016-10-31 Kistler Holding Ag Kontaktkraft-Prüfvorrichtung, Verwendung einer solchen Kontaktkraft-Prüfvorrichtung und Verfahren zur Herstellung einer solchen Kontaktkraft-Prüfvorrichtung.
CH711008A1 (de) 2015-04-30 2016-10-31 Kistler Holding Ag Kontaktkraft-Prüfvorrichtung, Verwendung einer solchen Kontaktkraft-Prüfvorrichtung und Verfahren zur Herstellung einer solchen Kontaktkraft-Prüfvorrichtung.
US10185054B2 (en) * 2015-11-04 2019-01-22 Quantum Technology Sciences, Inc. System and method for improved seismic acoustic sensor performance
GB201617171D0 (en) 2016-10-10 2016-11-23 Universitetet I Troms� - Norges Arktiske Universitet Piezoelectric films
FR3060119B1 (fr) * 2016-12-14 2019-07-26 Electricite De France Dispositif , sans contact, de mesure de la pression d'un fluide circulant dans une tuyauterie
RU2661456C1 (ru) * 2017-09-15 2018-07-16 Федеральное государственное бюджетное учреждение "Научно-исследовательский испытательный центр подготовки космонавтов имени Ю.А. Гагарина" Способ и устройство тензоэлектрического преобразования
WO2019195910A1 (pt) * 2018-04-12 2019-10-17 Faculdades Católicas Conjunto e método para medição de vazão de fluido
EP3599451A1 (de) * 2018-07-23 2020-01-29 ABB Schweiz AG Drucksensor für eine rohrleitung

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745893C (de) * 1940-07-21 1944-12-01 Piezoelektrischer Druckindikator
US2362626A (en) * 1943-04-08 1944-11-14 Cons Vultee Aircraft Corp Tensiometer
US2578505A (en) * 1948-03-02 1951-12-11 Sperry Prod Inc Supersonic agitation
GB778168A (en) * 1954-07-02 1957-07-03 Babcock & Wilcox Ltd Improvements relating to probe supporting means for ultrasonic testing of butt weldsformed between sections of hollow cylindrical bodies such as pipes and to an improved method of testing butt welds formed between such sections
GB961852A (en) * 1960-04-14 1964-06-24 Rosemount Eng Co Ltd Strain transducer
US3255401A (en) * 1961-03-03 1966-06-07 U S Sonics Corp Pyroelectric generator
GB1052623A (de) * 1962-06-20
DE1967130C2 (de) * 1968-01-25 1982-04-01 Pioneer Electronic Corp., Tokyo Mechanisch-elektrisch bzw. elektrisch-mechanischer Wandler
US3587561A (en) * 1969-06-05 1971-06-28 Hoffmann La Roche Ultrasonic transducer assembly for biological monitoring
BE756000A (fr) * 1969-09-15 1971-02-15 Westinghouse Electric Corp Appareil de securite perfectionne sensible a la pression
DE1950836B2 (de) * 1969-10-09 1973-03-08 Pietzsch, Ludwig, Dr Ing , 7500 Karlsruhe Dehnungsmessanordnung
US3561831A (en) * 1969-12-03 1971-02-09 Columbia Research Lab Inc Transducer system for detecting changes in applied forces
US3769827A (en) * 1970-04-16 1973-11-06 Hercules Inc Instrument for electrically measuring pressure changes
DE2103237A1 (de) * 1971-01-25 1972-08-24 Hoffmann La Roche Piezoelektrische Drucksonde
FR2145099A5 (de) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
JPS4829420A (de) * 1971-08-20 1973-04-19
DE2143676A1 (de) * 1971-09-01 1973-03-08 Volkswagenwerk Ag Diagnoseeinrichtung fuer mit einer kraftstoff-einspritzvorrichtung ausgeruestete brennkraftmaschinen
US3750127A (en) * 1971-10-28 1973-07-31 Gen Dynamics Corp Method and means for sensing strain with a piezoelectric strain sensing element
JPS4975182A (de) * 1972-11-20 1974-07-19
US3786285A (en) * 1972-12-08 1974-01-15 R Reibold Moment actuated transducer
US3893342A (en) * 1973-05-21 1975-07-08 Mark Products Accelerometer
CS164103B1 (de) * 1973-08-30 1975-11-07
CA1026237A (en) * 1973-09-17 1978-02-14 Kureha Kagaku Kogyo Kabushiki Kaisha Key board switch
JPS5745760Y2 (de) * 1974-02-18 1982-10-08
JPS5215972B2 (de) * 1974-02-28 1977-05-06
GB1515287A (en) * 1974-05-30 1978-06-21 Plessey Co Ltd Piezoelectric transducers
US3900830A (en) * 1974-08-15 1975-08-19 Leupold & Stevens Inc Piezoelectric traffic counter switch and associated pulse generator circuit
JPS51129129A (en) * 1975-05-02 1976-11-10 Kureha Chem Ind Co Ltd Matrix switch
US4051395A (en) * 1975-08-08 1977-09-27 Minnesota Mining And Manufacturing Weight actuated piezoelectric polymeric transducer
GB1544856A (en) * 1976-12-09 1979-04-25 Marconi Co Ltd Pressure sensitive detectors
US4268912A (en) * 1978-06-06 1981-05-19 Magnavox Government And Industrial Electronics Co. Directional hydrophone suitable for flush mounting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737676A (en) * 1985-12-20 1988-04-12 Avl Gesellschaft Fur Verbrennungskraftmaschinen Und Messtechnik M.B.H. Transducer with a flexible piezoelectric layer as a sensor element
DE4002790A1 (de) * 1989-01-31 1990-08-09 Daikin Ind Ltd Messwertgeber zum ermitteln von druckaenderungen in rohren

Also Published As

Publication number Publication date
US4216403A (en) 1980-08-05
GB2001765B (en) 1982-10-20
CH637214A5 (de) 1983-07-15
DE2831938A1 (de) 1979-02-08
DE2831939C3 (de) 1981-09-17
JPS5425778A (en) 1979-02-26
GB2086582A (en) 1982-05-12
DE2831939A1 (de) 1979-02-01
GB2086582B (en) 1982-12-22
GB2001765A (en) 1979-02-07
JPS6136166B2 (de) 1986-08-16
ATA550577A (de) 1983-12-15
DE2831939B2 (de) 1980-10-16
FR2399014B1 (de) 1982-10-22
US4413202A (en) 1983-11-01
GB2086584A (en) 1982-05-12
GB2086584B (en) 1982-10-20
FR2399014A1 (fr) 1979-02-23
DE2831938C2 (de) 1989-09-28
CH640346A5 (de) 1983-12-30

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