EP0025215A3 - Jonction électrique pour un transducteur ultrasonore - Google Patents
Jonction électrique pour un transducteur ultrasonore Download PDFInfo
- Publication number
- EP0025215A3 EP0025215A3 EP80105251A EP80105251A EP0025215A3 EP 0025215 A3 EP0025215 A3 EP 0025215A3 EP 80105251 A EP80105251 A EP 80105251A EP 80105251 A EP80105251 A EP 80105251A EP 0025215 A3 EP0025215 A3 EP 0025215A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact
- ultrasonic transducer
- foam sheet
- piezo body
- sigere
- 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.)
- Withdrawn
Links
- 239000006260 foam Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
-
- 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
- B06B1/0666—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 used as a diaphragm
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2936672 | 1979-09-11 | ||
DE19792936672 DE2936672C2 (de) | 1979-09-11 | 1979-09-11 | Kontaktierung für einen Ultraschall-Wandler. |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0025215A2 EP0025215A2 (fr) | 1981-03-18 |
EP0025215A3 true EP0025215A3 (fr) | 1981-07-01 |
Family
ID=6080556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP80105251A Withdrawn EP0025215A3 (fr) | 1979-09-11 | 1980-09-03 | Jonction électrique pour un transducteur ultrasonore |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0025215A3 (fr) |
DE (1) | DE2936672C2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2225426B (en) * | 1988-09-29 | 1993-05-26 | Michael John Gill | A transducer |
JP2006203563A (ja) * | 2005-01-20 | 2006-08-03 | Nippon Soken Inc | 超音波センサ |
CN103341439B (zh) * | 2013-07-24 | 2015-06-24 | 苏州科技学院 | 一种大功率空气耦合超声振动换能器 |
DE102013022049A1 (de) * | 2013-12-23 | 2015-07-09 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3801839A (en) * | 1971-12-03 | 1974-04-02 | Rion Co | Mechanical to electrical transducer device |
GB2047047A (en) * | 1979-04-04 | 1980-11-19 | Sgs Sonomatic Ltd | Ultrasonic transducer |
-
1979
- 1979-09-11 DE DE19792936672 patent/DE2936672C2/de not_active Expired
-
1980
- 1980-09-03 EP EP80105251A patent/EP0025215A3/fr not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3801839A (en) * | 1971-12-03 | 1974-04-02 | Rion Co | Mechanical to electrical transducer device |
GB2047047A (en) * | 1979-04-04 | 1980-11-19 | Sgs Sonomatic Ltd | Ultrasonic transducer |
Non-Patent Citations (1)
Title |
---|
ELECTRONICS INTERNATIONAL, Band 51, Nr. 11, Mai 1978 New York US "Plastic disk makes transducer excel in calculating distances by ultrasound", Seiten 76,78 * Ganzer Artikel * * |
Also Published As
Publication number | Publication date |
---|---|
DE2936672C2 (de) | 1982-06-03 |
DE2936672A1 (de) | 1981-03-12 |
EP0025215A2 (fr) | 1981-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Designated state(s): BE FR GB IT NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Designated state(s): BE FR GB IT NL |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19820612 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: ENGEL, HARTMUT |