DE3146949C2 - - Google Patents
Info
- Publication number
- DE3146949C2 DE3146949C2 DE19813146949 DE3146949A DE3146949C2 DE 3146949 C2 DE3146949 C2 DE 3146949C2 DE 19813146949 DE19813146949 DE 19813146949 DE 3146949 A DE3146949 A DE 3146949A DE 3146949 C2 DE3146949 C2 DE 3146949C2
- Authority
- DE
- Germany
- Prior art keywords
- base body
- approximately
- transmission medium
- carrier
- impedance
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000002033 PVDF binder Substances 0.000 claims description 9
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 9
- 229920002943 EPDM rubber Polymers 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 description 8
- 239000010410 layer Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000007704 transition Effects 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
- B06B1/0688—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 with foil-type piezoelectric elements, e.g. PVDF
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813146949 DE3146949A1 (de) | 1981-11-26 | 1981-11-26 | "ultraschallwandler" |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813146949 DE3146949A1 (de) | 1981-11-26 | 1981-11-26 | "ultraschallwandler" |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3146949A1 DE3146949A1 (de) | 1983-06-01 |
| DE3146949C2 true DE3146949C2 (fr) | 1990-10-04 |
Family
ID=6147288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813146949 Granted DE3146949A1 (de) | 1981-11-26 | 1981-11-26 | "ultraschallwandler" |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3146949A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3931578A1 (de) * | 1989-09-22 | 1991-04-04 | Wolf Gmbh Richard | Piezoelektrisches membran-hydrophon |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3094636A (en) * | 1956-06-15 | 1963-06-18 | Bendix Corp | Underwater transducer |
| US3206558A (en) * | 1961-09-22 | 1965-09-14 | Erie Technological Prod Inc | Microphone |
| DE2914031C2 (de) * | 1979-04-06 | 1981-01-15 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Ultraschallwandler |
-
1981
- 1981-11-26 DE DE19813146949 patent/DE3146949A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3146949A1 (de) | 1983-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69430490T3 (de) | Verfahren zur Herstellung einer Wandleranordnung zur Bilderzeugung | |
| DE2914031C2 (de) | Ultraschallwandler | |
| DE4431511B4 (de) | Schallschwingungswandler | |
| EP3256264B1 (fr) | Transducteur acoustique comprenant une pluralité de transducteurs individuels et son procédé de fabrication | |
| EP0178346A1 (fr) | Transducteur à ultrasons | |
| DE2025794A1 (de) | Aktives Meßglied mit mehreren elektroakustischen Wandlern für Ultraschall | |
| DE10248742A1 (de) | System und Verfahren zum Koppeln von Ultraschall erzeugenden Elementen mit einer Schaltungsanordnung | |
| DE112007002645T5 (de) | Ultraschallsonde | |
| DE69931788T2 (de) | Elektrische verbindung für einer ultraschallwandler neben der blende | |
| DE2718772B2 (de) | Ultraschallsonde für ein Ultraschalldiagnosegerät mit sektorförmiger Abtastung | |
| DE69531404T9 (de) | Wandler für intraluminalen katheter mit ultraschallabbildung | |
| DE102008049081B4 (de) | Ultraschallsensor | |
| CN1890707B (zh) | 实施装有ic并带有高衰减背载的传感器 | |
| DE102011077553A1 (de) | Ultraschallwandler mit Piezoelement und Abstandssensor | |
| DE3808019A1 (de) | Ultraschall-sensor | |
| EP0166180B1 (fr) | Hydrophone | |
| DE3007649A1 (de) | Elektroakustischer wandler fuer abbildungszwecke | |
| EP0118837A2 (fr) | Transducteur ultrasonore | |
| EP0229981B1 (fr) | Procédé pour contrôler les caractéristiques du foyer d'un champ ultrasonique et dispositif de sa mise en oeuvre | |
| DE102011052767B4 (de) | Ultraschalltransducer für einen Näherungssensor | |
| DE3146949C2 (fr) | ||
| DE3149732C2 (fr) | ||
| EP0381796A1 (fr) | Capteur ultrasonore | |
| EP0472085B1 (fr) | Capteur d'ultrason | |
| DE3401979C2 (fr) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: H04R 1/44 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |