FR876822A - Device for the production of converging sound fields - Google Patents

Device for the production of converging sound fields

Info

Publication number
FR876822A
FR876822A FR876822DA FR876822A FR 876822 A FR876822 A FR 876822A FR 876822D A FR876822D A FR 876822DA FR 876822 A FR876822 A FR 876822A
Authority
FR
France
Prior art keywords
production
sound fields
converging sound
converging
fields
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.)
Atlas Werke AG
Original Assignee
Atlas Werke AG
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 Atlas Werke AG filed Critical Atlas Werke AG
Application granted granted Critical
Publication of FR876822A publication Critical patent/FR876822A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G01N29/262—Arrangements for orientation or scanning by relative movement of the head and the sensor by electronic orientation or focusing, e.g. with phased arrays
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR876822D 1940-11-18 1941-11-12 Device for the production of converging sound fields Expired FR876822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE876822X 1940-11-18

Publications (1)

Publication Number Publication Date
FR876822A true FR876822A (en) 1942-11-18

Family

ID=6817828

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876822D Expired FR876822A (en) 1940-11-18 1941-11-12 Device for the production of converging sound fields

Country Status (1)

Country Link
FR (1) FR876822A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1114957B (en) * 1951-03-28 1961-10-12 Int Standard Electric Corp Electromechanical delay device
FR2324004A1 (en) * 1975-09-15 1977-04-08 Commw Of Australia IMPROVEMENTS TO THE DEVICES FOR ULTRASONIC EXAMINATION
FR2580198A1 (en) * 1985-04-16 1986-10-17 Omega Formation DEVICE FOR CLEANING ULTRASOUND MECHANICAL PARTS

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1114957B (en) * 1951-03-28 1961-10-12 Int Standard Electric Corp Electromechanical delay device
FR2324004A1 (en) * 1975-09-15 1977-04-08 Commw Of Australia IMPROVEMENTS TO THE DEVICES FOR ULTRASONIC EXAMINATION
FR2580198A1 (en) * 1985-04-16 1986-10-17 Omega Formation DEVICE FOR CLEANING ULTRASOUND MECHANICAL PARTS
EP0205355A1 (en) * 1985-04-16 1986-12-17 Omega Technologies Ultrasonic cleaning device for mechanical parts

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