CH592869A5 - - Google Patents

Info

Publication number
CH592869A5
CH592869A5 CH706775A CH706775A CH592869A5 CH 592869 A5 CH592869 A5 CH 592869A5 CH 706775 A CH706775 A CH 706775A CH 706775 A CH706775 A CH 706775A CH 592869 A5 CH592869 A5 CH 592869A5
Authority
CH
Switzerland
Application number
CH706775A
Original Assignee
Telediffusion Fse
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 Telediffusion Fse filed Critical Telediffusion Fse
Publication of CH592869A5 publication Critical patent/CH592869A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means
    • 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
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
CH706775A 1974-06-05 1975-06-02 CH592869A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7419390A FR2274032A1 (fr) 1974-06-05 1974-06-05 Perfectionnements aux comparaphones

Publications (1)

Publication Number Publication Date
CH592869A5 true CH592869A5 (it) 1977-11-15

Family

ID=9139645

Family Applications (1)

Application Number Title Priority Date Filing Date
CH706775A CH592869A5 (it) 1974-06-05 1975-06-02

Country Status (7)

Country Link
BE (1) BE829867A (it)
CH (1) CH592869A5 (it)
DE (1) DE2524467C3 (it)
ES (1) ES438272A1 (it)
FR (1) FR2274032A1 (it)
GB (1) GB1498220A (it)
IT (1) IT1038692B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2418461A1 (fr) * 1978-02-24 1979-09-21 Telediffusion Fse Appareil de mesure d'isolement acoustique
DE3334260A1 (de) * 1983-09-22 1985-04-11 Werner Dipl Ing Widmeier Schallmessgeraet
GB2317698B (en) * 1983-10-10 1998-07-15 Secr Defence Acoustic sink for a sonar dome
DE19508663C2 (de) * 1995-03-14 2001-03-08 Deutsch Zentr Luft & Raumfahrt Vorrichtung zur Druckmessung

Also Published As

Publication number Publication date
FR2274032A1 (fr) 1976-01-02
GB1498220A (en) 1978-01-18
ES438272A1 (es) 1977-01-16
BE829867A (fr) 1975-10-01
DE2524467C3 (de) 1979-03-15
IT1038692B (it) 1979-11-30
FR2274032B1 (it) 1976-10-15
DE2524467A1 (de) 1975-12-18
DE2524467B2 (de) 1978-07-06

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Legal Events

Date Code Title Description
PL Patent ceased