EP0906791A3 - Verfahren zur Herstellung eines Verbund-Ultraschallwandlers - Google Patents
Verfahren zur Herstellung eines Verbund-Ultraschallwandlers Download PDFInfo
- Publication number
- EP0906791A3 EP0906791A3 EP98117312A EP98117312A EP0906791A3 EP 0906791 A3 EP0906791 A3 EP 0906791A3 EP 98117312 A EP98117312 A EP 98117312A EP 98117312 A EP98117312 A EP 98117312A EP 0906791 A3 EP0906791 A3 EP 0906791A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- mold
- plastic
- ultrasound transducer
- manufacture
- composite ultrasound
- 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- Withdrawn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
- 239000002131 composite material Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000002604 ultrasonography Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000005266 casting Methods 0.000 abstract 2
- 229910010293 ceramic material Inorganic materials 0.000 abstract 2
- 239000000919 ceramic Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 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
- B06B1/0607—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 multiple elements
- B06B1/0622—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 multiple elements on one surface
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19743859 | 1997-10-04 | ||
| DE19743859A DE19743859C2 (de) | 1997-10-04 | 1997-10-04 | Verfahren zur Herstellung eines Verbund-Ultraschallwandlers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0906791A2 EP0906791A2 (de) | 1999-04-07 |
| EP0906791A3 true EP0906791A3 (de) | 2001-07-18 |
Family
ID=7844573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP98117312A Withdrawn EP0906791A3 (de) | 1997-10-04 | 1998-09-12 | Verfahren zur Herstellung eines Verbund-Ultraschallwandlers |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6301761B1 (de) |
| EP (1) | EP0906791A3 (de) |
| DE (1) | DE19743859C2 (de) |
| NO (1) | NO320761B1 (de) |
| ZA (1) | ZA988973B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19954020C2 (de) * | 1999-11-10 | 2002-02-28 | Fraunhofer Ges Forschung | Verfahren zur Herstellung eines piezoelektrischen Wandlers |
| JP3551141B2 (ja) * | 2000-09-28 | 2004-08-04 | 松下電器産業株式会社 | 圧電体の製造方法 |
| DE10052636B4 (de) * | 2000-10-24 | 2004-07-08 | Atlas Elektronik Gmbh | Verfahren zur Herstellung eines Ultraschallwandlers |
| DE10106057C2 (de) * | 2001-02-09 | 2003-08-21 | Eads Deutschland Gmbh | Piezokeramische Platte und Verfahren zum Herstellen derselben |
| US6773197B2 (en) | 2002-10-09 | 2004-08-10 | Trw Inc. | Ball joint |
| DE102004016140A1 (de) * | 2004-04-01 | 2005-10-27 | Smart Material Gmbh | Verfahren sowie Vorrichtung zur Herstellung von Makrofaserkompositen |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4514247A (en) * | 1983-08-15 | 1985-04-30 | North American Philips Corporation | Method for fabricating composite transducers |
| JPH01166699A (ja) * | 1987-12-22 | 1989-06-30 | Nippon Dempa Kogyo Co Ltd | 複合圧電板の製造方法 |
| US5539965A (en) * | 1994-06-22 | 1996-07-30 | Rutgers, The University Of New Jersey | Method for making piezoelectric composites |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2752662A (en) * | 1954-12-27 | 1956-07-03 | Erie Resistor Corp | Method of making thin flat electroded ceramic elements |
| DE59008863D1 (de) * | 1990-06-21 | 1995-05-11 | Siemens Ag | Verbund-Ultraschallwandler und Verfahren zur Herstellung eines strukturierten Bauelementes aus piezoelektrischer Keramik. |
| WO1995003632A1 (en) * | 1993-07-19 | 1995-02-02 | Fiber Materials, Inc. | Method of fabricating a piezocomposite material |
| US5592730A (en) * | 1994-07-29 | 1997-01-14 | Hewlett-Packard Company | Method for fabricating a Z-axis conductive backing layer for acoustic transducers using etched leadframes |
| US5691960A (en) * | 1995-08-02 | 1997-11-25 | Materials Systems, Inc. | Conformal composite acoustic transducer panel and method of fabrication thereof |
-
1997
- 1997-10-04 DE DE19743859A patent/DE19743859C2/de not_active Expired - Fee Related
-
1998
- 1998-09-12 EP EP98117312A patent/EP0906791A3/de not_active Withdrawn
- 1998-09-17 NO NO19984304A patent/NO320761B1/no unknown
- 1998-10-01 ZA ZA988973A patent/ZA988973B/xx unknown
- 1998-10-05 US US09/166,156 patent/US6301761B1/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4514247A (en) * | 1983-08-15 | 1985-04-30 | North American Philips Corporation | Method for fabricating composite transducers |
| JPH01166699A (ja) * | 1987-12-22 | 1989-06-30 | Nippon Dempa Kogyo Co Ltd | 複合圧電板の製造方法 |
| US5539965A (en) * | 1994-06-22 | 1996-07-30 | Rutgers, The University Of New Jersey | Method for making piezoelectric composites |
Non-Patent Citations (1)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 013, no. 439 (E - 827) 3 October 1989 (1989-10-03) * |
Also Published As
| Publication number | Publication date |
|---|---|
| NO320761B1 (no) | 2006-01-23 |
| US6301761B1 (en) | 2001-10-16 |
| NO984304L (no) | 1999-04-06 |
| NO984304D0 (no) | 1998-09-17 |
| ZA988973B (en) | 1999-04-12 |
| DE19743859C2 (de) | 2000-11-16 |
| EP0906791A2 (de) | 1999-04-07 |
| DE19743859A1 (de) | 1999-04-15 |
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| REG | Reference to a national code |
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| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: CERAMTEC AG INNOVATIVE CERAMIC ENGINEERING Owner name: ATLAS ELEKTRONIK GMBH |
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| STAA | Information on the status of an ep patent application or granted ep patent |
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| 18D | Application deemed to be withdrawn |
Effective date: 20060530 |