FR2225220B1 - - Google Patents
Info
- Publication number
- FR2225220B1 FR2225220B1 FR7413224A FR7413224A FR2225220B1 FR 2225220 B1 FR2225220 B1 FR 2225220B1 FR 7413224 A FR7413224 A FR 7413224A FR 7413224 A FR7413224 A FR 7413224A FR 2225220 B1 FR2225220 B1 FR 2225220B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0036—Details
-
- 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
- B06B1/0633—Cylindrical array
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4142973A JPS5525906B2 (fr) | 1973-04-13 | 1973-04-13 | |
JP4142873A JPS49129520A (fr) | 1973-04-13 | 1973-04-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2225220A1 FR2225220A1 (fr) | 1974-11-08 |
FR2225220B1 true FR2225220B1 (fr) | 1977-06-24 |
Family
ID=26381041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7413224A Expired FR2225220B1 (fr) | 1973-04-13 | 1974-04-16 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3969208A (fr) |
BR (1) | BR7402974D0 (fr) |
CA (1) | CA1011449A (fr) |
DE (1) | DE2417697A1 (fr) |
FR (1) | FR2225220B1 (fr) |
GB (1) | GB1456872A (fr) |
IT (1) | IT1020577B (fr) |
SE (1) | SE410280B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104001689B (zh) * | 2014-04-30 | 2016-03-23 | 沈孟良 | 一种适用于管道安装的环形磁致超声波换能器 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2498737A (en) * | 1946-06-07 | 1950-02-28 | William H T Holden | Electromechanical transducer |
US3088744A (en) * | 1960-08-23 | 1963-05-07 | Northrop Corp | Submarine propeller shaft seal |
US3141523A (en) * | 1962-05-10 | 1964-07-21 | Robert J Dickie | Vibration damper |
US3210724A (en) * | 1962-09-13 | 1965-10-05 | Aeroprojects Inc | Vibratory energy radiating system |
US3246516A (en) * | 1963-05-21 | 1966-04-19 | Maropis Nicholas | Apparatus using vibratory energy to detect the presence of substances |
US3264863A (en) * | 1963-05-27 | 1966-08-09 | Maropis Nicholas | Method and apparatus for detecting incipient boiling of a liquid |
US3589475A (en) * | 1969-01-02 | 1971-06-29 | Gen Electric | Vibration damping means |
US3730489A (en) * | 1972-03-20 | 1973-05-01 | Hakamada Kinzoku Kogyo Kk | Hard chrome plated vibrating board of an ultrasonic-wave washer |
US3790079A (en) * | 1972-06-05 | 1974-02-05 | Rnb Ass Inc | Method and apparatus for generating monodisperse aerosol |
-
1974
- 1974-04-08 US US05/458,971 patent/US3969208A/en not_active Expired - Lifetime
- 1974-04-10 SE SE7404942A patent/SE410280B/xx unknown
- 1974-04-10 CA CA197,254A patent/CA1011449A/en not_active Expired
- 1974-04-11 DE DE2417697A patent/DE2417697A1/de not_active Withdrawn
- 1974-04-11 GB GB1619574A patent/GB1456872A/en not_active Expired
- 1974-04-12 IT IT68179/74A patent/IT1020577B/it active
- 1974-04-15 BR BR2974/74A patent/BR7402974D0/pt unknown
- 1974-04-16 FR FR7413224A patent/FR2225220B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE410280B (sv) | 1979-10-08 |
IT1020577B (it) | 1977-12-30 |
US3969208A (en) | 1976-07-13 |
DE2417697A1 (de) | 1974-11-07 |
CA1011449A (en) | 1977-05-31 |
BR7402974D0 (pt) | 1974-11-19 |
FR2225220A1 (fr) | 1974-11-08 |
GB1456872A (en) | 1976-12-01 |
SE7404942L (fr) | 1975-01-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |