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FR1411069A - Structure allowing the propagation of elastic impulses without cliff echoes - Google Patents

Structure allowing the propagation of elastic impulses without cliff echoes

Info

Publication number
FR1411069A
FR1411069A FR980446A FR980446A FR1411069A FR 1411069 A FR1411069 A FR 1411069A FR 980446 A FR980446 A FR 980446A FR 980446 A FR980446 A FR 980446A FR 1411069 A FR1411069 A FR 1411069A
Authority
FR
France
Prior art keywords
cliff
echoes
propagation
structure allowing
impulses
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
FR980446A
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.)
Realisations Ultrasoniques SA
Original Assignee
Realisations Ultrasoniques 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 Realisations Ultrasoniques SA filed Critical Realisations Ultrasoniques SA
Priority to FR980446A priority Critical patent/FR1411069A/en
Priority to US467572A priority patent/US3352376A/en
Priority to GB28221/65A priority patent/GB1104676A/en
Application granted granted Critical
Publication of FR1411069A publication Critical patent/FR1411069A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • 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
    • 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
    • G10K11/24—Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/36—Time-delay networks with non-adjustable delay time

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR980446A 1964-07-02 1964-07-02 Structure allowing the propagation of elastic impulses without cliff echoes Expired FR1411069A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR980446A FR1411069A (en) 1964-07-02 1964-07-02 Structure allowing the propagation of elastic impulses without cliff echoes
US467572A US3352376A (en) 1964-07-02 1965-06-28 Stack of foils used as an acoustic relay
GB28221/65A GB1104676A (en) 1964-07-02 1965-07-02 Acoustic coupling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR980446A FR1411069A (en) 1964-07-02 1964-07-02 Structure allowing the propagation of elastic impulses without cliff echoes

Publications (1)

Publication Number Publication Date
FR1411069A true FR1411069A (en) 1965-09-17

Family

ID=8833743

Family Applications (1)

Application Number Title Priority Date Filing Date
FR980446A Expired FR1411069A (en) 1964-07-02 1964-07-02 Structure allowing the propagation of elastic impulses without cliff echoes

Country Status (3)

Country Link
US (1) US3352376A (en)
FR (1) FR1411069A (en)
GB (1) GB1104676A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306592A1 (en) * 1975-04-03 1976-10-29 Us Energy ULTRASONIC TRANSDUCER

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4138894A (en) * 1974-12-16 1979-02-13 L'electronique Appliquee Transversal acoustic wave operating device
JPS54162280A (en) * 1978-06-13 1979-12-22 Nippon Denshi Kogyo Kk Transmission cable of ultrasoniccwave device
DE10021187C1 (en) * 1999-11-03 2001-05-31 Krohne Ag Ultrasonic waveguide e.g. for flowmeter comprises rolled film of defined layer thickness to suppress dispersion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1583067A (en) * 1923-03-26 1926-05-04 Western Electric Co Vibration-responsive device
US1788519A (en) * 1926-05-26 1931-01-13 Western Electric Co Mechanical transmission system
US2458581A (en) * 1946-05-21 1949-01-11 Sperry Prod Inc Supersonic inspection
US2651148A (en) * 1949-11-23 1953-09-08 Raytheon Mfg Co Ultrasonic vibratory device
US2573168A (en) * 1950-05-23 1951-10-30 Bell Telephone Labor Inc Mechanical impedance transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306592A1 (en) * 1975-04-03 1976-10-29 Us Energy ULTRASONIC TRANSDUCER

Also Published As

Publication number Publication date
GB1104676A (en) 1968-02-28
US3352376A (en) 1967-11-14

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