SE441639B - Ultraljudomvandlare samt anvendning av omvandlaren - Google Patents
Ultraljudomvandlare samt anvendning av omvandlarenInfo
- Publication number
- SE441639B SE441639B SE8005519A SE8005519A SE441639B SE 441639 B SE441639 B SE 441639B SE 8005519 A SE8005519 A SE 8005519A SE 8005519 A SE8005519 A SE 8005519A SE 441639 B SE441639 B SE 441639B
- Authority
- SE
- Sweden
- Prior art keywords
- pivot element
- ultrasonic transducer
- transducer according
- front surface
- electrode
- Prior art date
Links
- 229920002994 synthetic fiber Polymers 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011888 foil Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
- B06B1/0674—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface and a low impedance backing, e.g. air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measuring Volume Flow (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH709679A CH642503A5 (en) | 1979-08-02 | 1979-08-02 | Ultrasound converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8005519L SE8005519L (sv) | 1981-02-13 |
| SE441639B true SE441639B (sv) | 1985-10-21 |
Family
ID=4319875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8005519A SE441639B (sv) | 1979-08-02 | 1980-08-01 | Ultraljudomvandlare samt anvendning av omvandlaren |
Country Status (7)
| Country | Link |
|---|---|
| CH (1) | CH642503A5 (it) |
| DE (1) | DE2934031C2 (it) |
| DK (1) | DK151676C (it) |
| FR (1) | FR2462837B1 (it) |
| IT (1) | IT1132256B (it) |
| NL (1) | NL182751C (it) |
| SE (1) | SE441639B (it) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2503517A1 (fr) * | 1981-04-06 | 1982-10-08 | Thomson Csf | Transducteur piezo-electrique |
| GB2141902B (en) * | 1983-05-23 | 1986-09-17 | Raytheon Co | Composite transducer |
| DK102592A (da) * | 1992-08-18 | 1994-02-19 | Reson System As | Transducer med kavitationsmembran |
| DE59308386D1 (de) * | 1993-01-11 | 1998-05-14 | Landis & Gyr Tech Innovat | Messwertgeber mit Ultraschallwandler |
| DE59303655D1 (de) * | 1993-02-04 | 1996-10-10 | Landis & Gyr Tech Innovat | Messwandler |
| DK172322B1 (da) * | 1995-08-31 | 1998-03-16 | Danfoss As | Ultralydstransducer |
| DE19601570A1 (de) * | 1996-01-17 | 1997-07-24 | Siemens Ag | Vorrichtung zur Aufnahme eines Schallwandlers und Ultraschall-Durchflußmesser mit derselben |
| DE29611678U1 (de) * | 1996-07-04 | 1997-08-07 | Siemens AG, 80333 München | Schallwandler, insbesondere Ultraschallwandler |
| DE19820419A1 (de) * | 1998-05-07 | 1999-11-18 | Fraunhofer Ges Forschung | Ultraschallwandler |
| DE19830132A1 (de) * | 1998-07-06 | 2000-01-13 | Ulrich Gerber | Verfahren und Vorrichtung zum Behandeln von Flüssigkeit und dafür geeignete Energiezufuhreinrichtung |
| ATE443848T1 (de) * | 1998-07-22 | 2009-10-15 | Flowtec Ag | Ultraschallwandler-anordnung |
| DE10026568C2 (de) * | 2000-05-30 | 2002-11-21 | Siemens Ag | Verbindungsstück für ein Ultraschallwandlergehäuse |
| WO2002071002A1 (de) * | 2001-03-02 | 2002-09-12 | Spanner-Pollux Gmbh | Wandler für ultraschall-durchflussmesser |
| DE10158015B4 (de) * | 2001-11-27 | 2010-10-14 | Hydrometer Gmbh | Ultraschallwandler und Durchflussmesser |
| FR2833450B1 (fr) * | 2001-12-07 | 2004-11-19 | Thales Sa | Antenne acoustique a grande puissance d'emission |
| ES2565635T3 (es) * | 2003-04-21 | 2016-04-06 | Teijin Pharma Limited | Aparato ultrasónico y método para medir la concentración y el caudal de gas |
| DE102005001899B4 (de) * | 2005-01-14 | 2007-03-08 | Landis+Gyr Gmbh | Ultraschallkopf |
| DE102009046148A1 (de) * | 2009-10-29 | 2011-05-05 | Robert Bosch Gmbh | Ultraschallwandler zum Einsatz in einem fluiden Medium |
| DE102009046146A1 (de) * | 2009-10-29 | 2011-05-12 | Robert Bosch Gmbh | Ultraschallwandler zum Einsatz in einem fluiden Medium |
| DE102009046147A1 (de) | 2009-10-29 | 2011-05-05 | Robert Bosch Gmbh | Ultraschallwandler zum Einsatz in einem fluiden Medium |
| DE102010000967A1 (de) | 2010-01-18 | 2011-07-21 | Robert Bosch GmbH, 70469 | Ultraschallwandler zum Einsatz in einem fluiden Medium |
| DE102012100032B4 (de) * | 2012-01-03 | 2016-04-07 | Dr. Raubenheimer GmbH | Wasserreinigungssystem und Verfahren zur Behandlung von Wasser |
| FR3102304B1 (fr) | 2019-10-17 | 2021-10-15 | Sagemcom Energy & Telecom Sas | Support de cellule piézoélectrique de transducteur ultrasonore |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE743301C (de) * | 1938-08-30 | 1943-12-22 | Mix & Genest Ag | Feuchtigkeitsgeschuetztes Kapselmikrofon |
| DE899574C (de) * | 1941-08-16 | 1953-12-14 | Siemens Ag | Piezoelektrischer Schwingungserzeuger |
| DE1101831B (de) * | 1959-07-23 | 1961-03-09 | Siemens Ag | Unter einem Fluessigkeitsspiegel arbeitender Ultraschallgeber |
| BE623017A (it) * | 1961-09-29 | |||
| US3555311A (en) * | 1969-01-23 | 1971-01-12 | Marquardt Corp | High pressure piezoelectric transducer |
| DE2223531B1 (de) * | 1972-05-15 | 1973-11-08 | Siemens Ag | Elektroakustischer wandler |
| CH557698A (fr) * | 1972-08-23 | 1975-01-15 | Ciba Geigy Ag | Procede de fractionnement d'un liquide, dispositif mettant en oeuvre ce procede et application de ce procede a la granulation d'un produit liquefie au prealable. |
-
1979
- 1979-08-02 CH CH709679A patent/CH642503A5/de not_active IP Right Cessation
- 1979-08-22 DE DE2934031A patent/DE2934031C2/de not_active Expired
-
1980
- 1980-07-23 FR FR8016226A patent/FR2462837B1/fr not_active Expired
- 1980-07-25 IT IT23694/80A patent/IT1132256B/it active
- 1980-07-31 DK DK330480A patent/DK151676C/da active
- 1980-08-01 NL NLAANVRAGE8004410,A patent/NL182751C/xx not_active IP Right Cessation
- 1980-08-01 SE SE8005519A patent/SE441639B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL182751B (nl) | 1987-12-01 |
| DK151676C (da) | 1988-05-24 |
| DE2934031C2 (de) | 1981-07-30 |
| FR2462837A1 (fr) | 1981-02-13 |
| DK330480A (da) | 1981-02-03 |
| SE8005519L (sv) | 1981-02-13 |
| DK151676B (da) | 1987-12-21 |
| IT8023694A0 (it) | 1980-07-25 |
| DE2934031B1 (de) | 1980-10-09 |
| CH642503A5 (en) | 1984-04-13 |
| FR2462837B1 (fr) | 1986-05-23 |
| NL8004410A (nl) | 1981-02-04 |
| IT1132256B (it) | 1986-07-02 |
| NL182751C (nl) | 1988-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8005519-7 Effective date: 19910315 Format of ref document f/p: F |