CH640346A5 - Messwertaufnehmer zur messung einer sich ueber eine aenderung einer mechanischen kraft auswirkenden mechanischen groesse und dessen verwendung. - Google Patents
Messwertaufnehmer zur messung einer sich ueber eine aenderung einer mechanischen kraft auswirkenden mechanischen groesse und dessen verwendung. Download PDFInfo
- Publication number
- CH640346A5 CH640346A5 CH793378A CH793378A CH640346A5 CH 640346 A5 CH640346 A5 CH 640346A5 CH 793378 A CH793378 A CH 793378A CH 793378 A CH793378 A CH 793378A CH 640346 A5 CH640346 A5 CH 640346A5
- Authority
- CH
- Switzerland
- Prior art keywords
- measuring
- film
- piezoelectric
- measurement
- transducer
- Prior art date
Links
- 230000004048 modification Effects 0.000 title 1
- 238000012986 modification Methods 0.000 title 1
- 238000005259 measurement Methods 0.000 description 31
- 230000035945 sensitivity Effects 0.000 description 17
- 239000012530 fluid Substances 0.000 description 16
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 239000002033 PVDF binder Substances 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000002123 temporal effect Effects 0.000 description 4
- 239000002313 adhesive film Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000036316 preload Effects 0.000 description 3
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
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- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241001282736 Oriens Species 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
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- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
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- -1 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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)
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 (1)
Publication Number | Publication Date |
---|---|
CH640346A5 true CH640346A5 (de) | 1983-12-30 |
Family
ID=3576529
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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. |
Country Status (7)
Country | Link |
---|---|
US (2) | US4216403A (en, 2012) |
JP (1) | JPS5425778A (en, 2012) |
AT (1) | AT375466B (en, 2012) |
CH (2) | CH640346A5 (en, 2012) |
DE (2) | DE2831938A1 (en, 2012) |
FR (1) | FR2399014A1 (en, 2012) |
GB (3) | GB2086584B (en, 2012) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4011314A1 (de) * | 1990-04-07 | 1991-10-10 | Hottinger Messtechnik Baldwin | Dehnungsmessstreifen und messgroessenaufnehmer mit derartigen dehnungsmessstreifen |
DE4129701A1 (de) * | 1991-09-06 | 1993-03-11 | Halil Ulusar Dr Akbay | Messverfahren zur messung von mechanischen spannungen und messwertaufnehmer zur durchfuehrung des verfahrens |
Families Citing this family (122)
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 (en, 2012) * | 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 |
US4425526A (en) | 1981-10-29 | 1984-01-10 | The Perkin-Elmer Corp. | Method of making electrical connections to thin film coatings and the electrical connector formed thereby |
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 |
US4761005A (en) * | 1985-10-10 | 1988-08-02 | Barry J. French | Sports scoring device including a flexible prezoelectric layer resilient layer |
US4883271A (en) * | 1985-10-10 | 1989-11-28 | French Sportech Corporation | Sports impact measuring apparatus |
DE3682378D1 (de) * | 1985-12-20 | 1991-12-12 | Avl Verbrennungskraft Messtech | Messwertaufnehmer mit einem flexiblen piezoelektrischen film als messelement. |
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 | Durchflußmeßvorrichtung für Fluide |
WO1989010166A1 (en) * | 1988-04-18 | 1989-11-02 | 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 |
JPH02203230A (ja) * | 1989-01-31 | 1990-08-13 | Daikin Ind Ltd | 管内圧力変化検知変換器 |
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 |
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 |
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 |
FR2725787A1 (fr) * | 1994-10-17 | 1996-04-19 | Coton Jean | Nouveau capteur piezo-electrique et ses applications |
FR2725786A1 (fr) * | 1994-10-17 | 1996-04-19 | Coton Jean | Capteur piezo-electrique et applications a l'automobile |
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 |
ATE266354T1 (de) | 1999-07-29 | 2004-05-15 | Biosyntech Canada Inc | 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 |
ATE326682T1 (de) * | 2000-05-03 | 2006-06-15 | Hera Rotterdam Bv | Messwertaufnehmer |
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 (en) * | 2002-11-12 | 2005-09-21 | CiDra Corporation | An apparatus having an array of clamp on piezoelectric film sensors for measuring parameters of a process flow within a pipe |
US6981425B2 (en) * | 2002-11-22 | 2006-01-03 | Frederick Engineering, Co. | Dynamic force measuring instrument having a foil belt transducer |
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 |
US7253742B2 (en) * | 2003-08-01 | 2007-08-07 | Cidra Corporation | 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 |
EP1774252A2 (en) * | 2004-06-16 | 2007-04-18 | Quantum Applied Science and 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 |
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 |
US8702627B2 (en) | 2009-10-15 | 2014-04-22 | Masimo Corporation | Acoustic respiratory monitoring sensor having multiple sensing elements |
WO2011047216A2 (en) | 2009-10-15 | 2011-04-21 | Masimo Corporation | Physiological acoustic monitoring system |
US8870792B2 (en) | 2009-10-15 | 2014-10-28 | Masimo Corporation | Physiological acoustic monitoring system |
US9326712B1 (en) | 2010-06-02 | 2016-05-03 | Masimo Corporation | Opticoustic sensor |
US9618481B2 (en) * | 2010-11-05 | 2017-04-11 | National Research Council Of Canada | Ultrasonic transducer assembly and system for monitoring structural integrity |
KR20140008416A (ko) | 2011-03-01 | 2014-01-21 | 바이엘 인텔렉쳐 프로퍼티 게엠베하 | 변형가능한 중합체 장치 및 필름을 제조하기 위한 자동화 제조 방법 |
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 |
WO2013142552A1 (en) | 2012-03-21 | 2013-09-26 | Bayer Materialscience Ag | Roll-to-roll manufacturing processes for producing self-healing electroactive polymer devices |
US9761790B2 (en) | 2012-06-18 | 2017-09-12 | Parker-Hannifin Corporation | Stretch frame for stretching process |
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 |
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. |
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. |
US11428845B2 (en) * | 2015-11-04 | 2022-08-30 | Quantum Technology Sciences, Inc. | System and method for sensing seismic acoustic signals |
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 (en) * | 2018-07-23 | 2020-01-29 | ABB Schweiz AG | A pressure sensor for a pipe |
Family Cites Families (31)
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 (en, 2012) * | 1962-06-20 | |||
DE1902849C3 (de) * | 1968-01-25 | 1978-06-29 | Pioneer Electronic Corp., Tokio | 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 (en, 2012) * | 1971-07-08 | 1973-02-16 | Inst Francais Du Petrole | |
JPS4829420A (en, 2012) * | 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 (en, 2012) * | 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 (en, 2012) * | 1973-08-30 | 1975-11-07 | ||
CA1026237A (en) * | 1973-09-17 | 1978-02-14 | Kureha Kagaku Kogyo Kabushiki Kaisha | Key board switch |
JPS5745760Y2 (en, 2012) * | 1974-02-18 | 1982-10-08 | ||
JPS5215972B2 (en, 2012) * | 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 |
-
1977
- 1977-07-27 AT AT0550577A patent/AT375466B/de not_active IP Right Cessation
-
1978
- 1978-07-20 DE DE19782831938 patent/DE2831938A1/de active Granted
- 1978-07-20 DE DE2831939A patent/DE2831939C3/de not_active Expired
- 1978-07-21 CH CH793378A patent/CH640346A5/de not_active IP Right Cessation
- 1978-07-21 CH CH793178A patent/CH637214A5/de not_active IP Right Cessation
- 1978-07-25 US US05/927,844 patent/US4216403A/en not_active Expired - Lifetime
- 1978-07-27 GB GB8130412A patent/GB2086584B/en not_active Expired
- 1978-07-27 JP JP9246478A patent/JPS5425778A/ja active Granted
- 1978-07-27 GB GB787831361A patent/GB2001765B/en not_active Expired
- 1978-07-27 FR FR7822306A patent/FR2399014A1/fr active Granted
- 1978-07-27 GB GB8122301A patent/GB2086582B/en not_active Expired
-
1983
- 1983-04-11 US US06/482,279 patent/US4413202A/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4011314A1 (de) * | 1990-04-07 | 1991-10-10 | Hottinger Messtechnik Baldwin | Dehnungsmessstreifen und messgroessenaufnehmer mit derartigen dehnungsmessstreifen |
US5192938A (en) * | 1990-04-07 | 1993-03-09 | Hottinger Baldwin Messtechnik Gmbh | Strain gage, transducer employing the strain gage, and method for producing the strain gage |
DE4129701A1 (de) * | 1991-09-06 | 1993-03-11 | Halil Ulusar Dr Akbay | Messverfahren zur messung von mechanischen spannungen und messwertaufnehmer zur durchfuehrung des verfahrens |
Also Published As
Publication number | Publication date |
---|---|
DE2831939B2 (de) | 1980-10-16 |
JPS5425778A (en) | 1979-02-26 |
US4413202A (en) | 1983-11-01 |
FR2399014A1 (fr) | 1979-02-23 |
DE2831938C2 (en, 2012) | 1989-09-28 |
JPS6136166B2 (en, 2012) | 1986-08-16 |
GB2086584A (en) | 1982-05-12 |
GB2001765A (en) | 1979-02-07 |
GB2001765B (en) | 1982-10-20 |
GB2086582B (en) | 1982-12-22 |
FR2399014B1 (en, 2012) | 1982-10-22 |
CH637214A5 (de) | 1983-07-15 |
DE2831939C3 (de) | 1981-09-17 |
GB2086584B (en) | 1982-10-20 |
DE2831939A1 (de) | 1979-02-01 |
ATA550577A (de) | 1983-12-15 |
GB2086582A (en) | 1982-05-12 |
DE2831938A1 (de) | 1979-02-08 |
AT375466B (de) | 1984-08-10 |
US4216403A (en) | 1980-08-05 |
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