CA1027669A - Ensemble de transducteur piezoelectrique et methode de production d'un diagramme de rayonnement conique - Google Patents

Ensemble de transducteur piezoelectrique et methode de production d'un diagramme de rayonnement conique

Info

Publication number
CA1027669A
CA1027669A CA222,942A CA222942A CA1027669A CA 1027669 A CA1027669 A CA 1027669A CA 222942 A CA222942 A CA 222942A CA 1027669 A CA1027669 A CA 1027669A
Authority
CA
Canada
Prior art keywords
generating
radiation pattern
piezoelectric transducer
transducer assembly
cone shaped
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
CA222,942A
Other languages
English (en)
Other versions
CA222942S (en
Inventor
Ralph W. Goble
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US05/471,280 external-priority patent/US3982142A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1027669A publication Critical patent/CA1027669A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Burglar Alarm Systems (AREA)
CA222,942A 1974-05-20 1975-03-24 Ensemble de transducteur piezoelectrique et methode de production d'un diagramme de rayonnement conique Expired CA1027669A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/471,280 US3982142A (en) 1973-11-05 1974-05-20 Piezoelectric transducer assembly and method for generating a cone shaped radiation pattern

Publications (1)

Publication Number Publication Date
CA1027669A true CA1027669A (fr) 1978-03-07

Family

ID=23870983

Family Applications (1)

Application Number Title Priority Date Filing Date
CA222,942A Expired CA1027669A (fr) 1974-05-20 1975-03-24 Ensemble de transducteur piezoelectrique et methode de production d'un diagramme de rayonnement conique

Country Status (7)

Country Link
JP (1) JPS50154089A (fr)
CA (1) CA1027669A (fr)
DE (1) DE2517403A1 (fr)
FR (1) FR2272564B2 (fr)
GB (1) GB1512242A (fr)
IT (1) IT1046389B (fr)
NL (1) NL7505123A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127353A (en) * 1976-04-19 1977-10-25 Hitachi Ltd Hydrophone with baffle
FR2394221A1 (fr) * 1977-06-10 1979-01-05 Thomson Csf Dispositif transducteur electro-acoustique reversible a caracteristique de directivite constante dans une large bande de frequences
US4332016A (en) 1979-01-26 1982-05-25 A/S Tomra Systems Method, apparatus and transducer for measurement of dimensions
DK147718C (da) * 1982-07-21 1985-05-13 Nils Jensen Ultralydapparat til niveaumaaling i tanke eller lignende forraadsrum

Also Published As

Publication number Publication date
NL7505123A (nl) 1975-11-24
FR2272564B2 (fr) 1978-07-28
GB1512242A (en) 1978-05-24
FR2272564A2 (fr) 1975-12-19
IT1046389B (it) 1980-06-30
JPS50154089A (fr) 1975-12-11
DE2517403A1 (de) 1975-12-04

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