FR1037453A - Variable frequency ultrasonic transducers - Google Patents

Variable frequency ultrasonic transducers

Info

Publication number
FR1037453A
FR1037453A FR1037453DA FR1037453A FR 1037453 A FR1037453 A FR 1037453A FR 1037453D A FR1037453D A FR 1037453DA FR 1037453 A FR1037453 A FR 1037453A
Authority
FR
France
Prior art keywords
variable frequency
ultrasonic transducers
frequency ultrasonic
transducers
variable
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACEC
Umicore NV SA
Original Assignee
ACEC
Ateliers de Constructions Electriques de Charleroi SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ACEC, Ateliers de Constructions Electriques de Charleroi SA filed Critical ACEC
Application granted granted Critical
Publication of FR1037453A publication Critical patent/FR1037453A/en
Expired legal-status Critical Current

Links

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
    • B06B1/0611—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 in a pile
    • B06B1/0614—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 in a pile for generating several frequencies
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR1037453D 1951-05-23 1951-05-23 Variable frequency ultrasonic transducers Expired FR1037453A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1037453T 1951-05-23

Publications (1)

Publication Number Publication Date
FR1037453A true FR1037453A (en) 1953-09-17

Family

ID=9587049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1037453D Expired FR1037453A (en) 1951-05-23 1951-05-23 Variable frequency ultrasonic transducers

Country Status (4)

Country Link
BE (1) BE511312A (en)
FR (1) FR1037453A (en)
GB (1) GB710390A (en)
LU (1) LU31461A1 (en)

Also Published As

Publication number Publication date
LU31461A1 (en) 1952-07-12
GB710390A (en) 1954-06-09
BE511312A (en) 1953-11-20

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