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FR2579355A1 Expired / Lapsed FR ⏱️ 0.0 years remaining

TRANSMITTER FOR GENERATING ACOUSTIC PULSES

Assignee: Richard Wolf GmbH
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Filing: 1986-01-20
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Granted: —
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Expires: 2006-01-20
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Abstract

Abstract Translated from French L'INVENTION CONCERNE UN EMETTEUR POUR LA GENERATION D'IMPULSIONS ACOUSTIQUES TRANSITOIRES COMPORTANT UNE SURFACE DE RAYONNEMENT FOCALISANTE RECOURBEE DANS L'ESPACE QUI EST REPRESENTEE PAR LA SURFACE D'UNE ANTENNE ACTIVE OU PASSIVE UNIQUE OU PAR DES SURFACES DE PLUSIEURS ANTENNES ALIGNEES EN DUREE ET EN AMPLITUDE; LES IMPULSIONS APPARAISSANT AU NIVEAU DU FOYER SONT GENEREES A LA SURFACE DE RAYONNEMENT PAR UNE ONDE DE PRESSION ETOU DE CELERITE ESSENTIELLEMENT UNIPOLAIRE ET LIMITEE DANS LE TEMPS; AFIN DE POUVOIR GENERER UNE IMPULSION DE PRESSION ESSENTIELLEMENT UNIPOLAIRE DANS LE FOYER 4 D'UNE SURFACE DE RAYONNEMENT DE CE GENRE 2, LA SURFACE DE RAYONNEMENT 2 DIFFERE DE MANIERE DEFINIE D'UNE SURFACE DE RAYONNEMENT FOCALISANTE IDEALE DE TELLE SORTE QUE L'AUGMENTATION OU LA DIMINUTION DANS LE TEMPS DU POTENTIEL DE VITESSE POUVANT ETRE CALCULEE PAR L'INTEGRALE DE RAYLEIGH RESULTANT DE LA DIFFERENCE DE TEMPS AU NIVEAU DU FOYER DUE A LA DIFFERENCE DE SURFACE, S'EFFECTUE A UNE VITESSE DIFFERENTE AU NIVEAU DU FOYER, DE SORTE QUE L'ONDE DE PRESSION DETERMINEE PAR LA DERIVEE EN FONCTION DU TEMPS A PARTIR DU POTENTIEL DE VITESSE ESSENTIELLEMENT UNIPOLAIRE PRESENTE AU DEBUT OU A LA FIN UNE IMPULSION COURTE D'AMPLITUDE ELEVEE, QUI EST SUIVIE OU PRECEDEE PAR UNE IMPULSION LONGUE DE FAIBLE AMPLITUDE. THE INVENTION RELATES TO A TRANSMITTER FOR THE GENERATION OF TRANSIENT ACOUSTIC PULSES INCLUDING A FOCUSING RADIATION SURFACE BENT INTO THE SPACE WHICH IS REPRESENTED BY THE SURFACE OF A SINGLE ACTIVE OR PASSIVE ANTENNA OR BY SURFACES OF SEVERAL ANTENNAS IN AMPLITUDE; THE PULSES APPEARING AT THE FIREPLACE ARE GENERATED AT THE RADIATION SURFACE BY A PRESSURE AND OR CELERITY WAVE ESSENTIALLY UNIPOLAR AND LIMITED IN TIME; IN ORDER TO BE ABLE TO GENERATE AN ESSENTIALLY SINGLE-POLE PRESSURE PULSE IN THE FIREPLACE 4 OF A RADIATION SURFACE OF THIS KIND 2, THE RADIATION SURFACE 2 DIFFERS IN A DEFINED MANNER FROM AN IDEAL FOCUSING RADIATION SURFACE OF SUCH KIND OR INCREASE THE DECREASE IN TIME OF THE SPEED POTENTIAL THAT CAN BE CALCULATED BY THE INTEGRAL OF RAYLEIGH RESULTING FROM THE DIFFERENCE IN TIME AT THE FIREPLACE LEVEL DUE TO THE DIFFERENCE IN SURFACE AREA TAKEN AT A DIFFERENT SPEED AT THE FIREPLACE LEVEL, FROM THE EXHAUST THE PRESSURE WAVE DETERMINED BY THE TIME DRIFT FROM THE ESSENTIALLY UNIPOLAR SPEED POTENTIAL SHOWS AT THE BEGINNING OR END A SHORT PULSE OF HIGH AMPLITUDE, WHICH IS FOLLOWED OR PRECEDED BY A LONG LOW AMPLITUDE PULSE.

Inventors

  • 👤 Rainer Riedlinger

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-06 05:19
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/18; G10K11/26; G10K11/32; G01; G01V; G01V1/00; G01V1/38; G01V1/387

Claims Analysis

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References Cited (Backward Citations)

US3805914A Cited
US4006794A Cited
FR2456957A1 Cited

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