CH571799A5 - - Google Patents
Info
- Publication number
- CH571799A5 CH571799A5 CH1749371A CH1749371A CH571799A5 CH 571799 A5 CH571799 A5 CH 571799A5 CH 1749371 A CH1749371 A CH 1749371A CH 1749371 A CH1749371 A CH 1749371A CH 571799 A5 CH571799 A5 CH 571799A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
-
- 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
- B06B1/0648—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 of rectangular shape
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9423270A | 1970-12-02 | 1970-12-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH571799A5 true CH571799A5 (en) | 1976-01-15 |
Family
ID=22243917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1749371A CH571799A5 (en) | 1970-12-02 | 1971-12-01 |
Country Status (11)
Country | Link |
---|---|
US (1) | US3697790A (en) |
JP (1) | JPS5438490B1 (en) |
AT (1) | AT310273B (en) |
CA (1) | CA941953A (en) |
CH (1) | CH571799A5 (en) |
DE (1) | DE2158723C3 (en) |
ES (1) | ES397051A1 (en) |
FR (1) | FR2116473B1 (en) |
GB (1) | GB1365085A (en) |
IT (1) | IT945061B (en) |
NL (1) | NL7112773A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2282677A1 (en) * | 1974-08-22 | 1976-03-19 | Tretiakoff Oleg | POCKET ELECTRONIC CALCULATOR FOR THE BLIND |
US4318023A (en) * | 1980-02-21 | 1982-03-02 | Physics International Company | Sagittally amplified piezoelectric actuator |
US4933591A (en) * | 1988-01-06 | 1990-06-12 | Ford Aerospace Corporation | Double saggital pull stroke amplifier |
US6715363B1 (en) * | 1998-02-20 | 2004-04-06 | Wilcoxon Research, Inc. | Method and apparatus for strain amplification for piezoelectric transducers |
GB0221503D0 (en) * | 2002-09-17 | 2002-10-23 | 1 Ltd | Loudspeaker |
EP1576851B1 (en) * | 2002-12-20 | 2006-12-27 | FeONIC plc | Acoustic actuator |
GB0229954D0 (en) * | 2002-12-20 | 2003-01-29 | Newlands Technology Ltd | Actuator |
WO2011046508A1 (en) * | 2009-10-16 | 2011-04-21 | Siemens Medical Instruments Pte Ltd | Elastomeric suspensions and integrated frame structures for electronic components |
JP5908994B2 (en) * | 2012-12-17 | 2016-04-26 | 京セラ株式会社 | SOUND GENERATOR, SOUND GENERATOR, AND ELECTRONIC DEVICE |
WO2014103424A1 (en) * | 2012-12-25 | 2014-07-03 | 京セラ株式会社 | Sound generator, sound generation device and electronic device |
CN204721603U (en) * | 2012-12-25 | 2015-10-21 | 京瓷株式会社 | Sound generator, sound generating apparatus and electronic equipment |
WO2016172866A1 (en) * | 2015-04-29 | 2016-11-03 | Tgoertek Inc. | Piezoelectric speaker and method for forming the same |
US11800293B2 (en) * | 2020-06-15 | 2023-10-24 | Lg Display Co., Ltd. | Sound apparatus |
JP7123196B2 (en) * | 2021-01-06 | 2022-08-22 | エルジー ディスプレイ カンパニー リミテッド | Sound generator and sound device |
JP2023097924A (en) * | 2021-12-28 | 2023-07-10 | エルジー ディスプレイ カンパニー リミテッド | Apparatus |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2386279A (en) * | 1942-07-21 | 1945-10-09 | Raymond W Tibbetts | Piezoelectric device |
US2421586A (en) * | 1944-09-20 | 1947-06-03 | Tibbetts Lab Inc | Piezoelectric device |
US2403692A (en) * | 1944-12-29 | 1946-07-09 | George C Tibbetts | Piezoelectric device |
US2877362A (en) * | 1954-10-29 | 1959-03-10 | Tibbetts Lab Inc | Transducer sealing |
US2912605A (en) * | 1955-12-05 | 1959-11-10 | Tibbetts Lab Inc | Electromechanical transducer |
US3277433A (en) * | 1963-10-17 | 1966-10-04 | William J Toulis | Flexural-extensional electromechanical transducer |
US3292020A (en) * | 1963-11-01 | 1966-12-13 | Bendix Corp | Transducer |
US3383914A (en) * | 1965-10-23 | 1968-05-21 | Cornell Aeronautical Labor Inc | Skin friction transducer |
US3545283A (en) * | 1966-07-25 | 1970-12-08 | Electra Scient Corp | Non-linear accelerometer |
US3558936A (en) * | 1967-07-19 | 1971-01-26 | John J Horan | Resonant energy-conversion system |
CH472668A (en) * | 1967-09-05 | 1969-05-15 | Kistler Instrumente Ag | Setup with a multi-component piezo measuring cell |
-
1970
- 1970-12-02 US US94232A patent/US3697790A/en not_active Expired - Lifetime
-
1971
- 1971-09-17 NL NL7112773A patent/NL7112773A/xx not_active Application Discontinuation
- 1971-10-22 CA CA125,825A patent/CA941953A/en not_active Expired
- 1971-11-05 ES ES397051A patent/ES397051A1/en not_active Expired
- 1971-11-09 GB GB5186871A patent/GB1365085A/en not_active Expired
- 1971-11-20 IT IT54236/71A patent/IT945061B/en active
- 1971-11-26 DE DE2158723A patent/DE2158723C3/en not_active Expired
- 1971-12-01 CH CH1749371A patent/CH571799A5/xx not_active IP Right Cessation
- 1971-12-01 AT AT1035971A patent/AT310273B/en active
- 1971-12-01 FR FR7143142A patent/FR2116473B1/fr not_active Expired
- 1971-12-02 JP JP9681071A patent/JPS5438490B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES397051A1 (en) | 1975-03-01 |
FR2116473A1 (en) | 1972-07-13 |
DE2158723B2 (en) | 1979-10-11 |
DE2158723A1 (en) | 1972-06-15 |
GB1365085A (en) | 1974-08-29 |
DE2158723C3 (en) | 1980-07-03 |
FR2116473B1 (en) | 1975-08-29 |
AT310273B (en) | 1973-09-25 |
CA941953A (en) | 1974-02-12 |
AU3644171A (en) | 1973-06-21 |
JPS5438490B1 (en) | 1979-11-21 |
NL7112773A (en) | 1972-06-06 |
IT945061B (en) | 1973-05-10 |
US3697790A (en) | 1972-10-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |