IT1189146B - Mezzo di disaccoppiamento acustico - Google Patents

Mezzo di disaccoppiamento acustico

Info

Publication number
IT1189146B
IT1189146B IT20472/86A IT2047286A IT1189146B IT 1189146 B IT1189146 B IT 1189146B IT 20472/86 A IT20472/86 A IT 20472/86A IT 2047286 A IT2047286 A IT 2047286A IT 1189146 B IT1189146 B IT 1189146B
Authority
IT
Italy
Prior art keywords
discuplication
acoustic
sound
acoustic discuplication
Prior art date
Application number
IT20472/86A
Other languages
English (en)
Other versions
IT8620472A0 (it
IT8620472A1 (it
Inventor
Ian Ross Bedwell
Michael John Baker
Original Assignee
Plessey Australia
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 Plessey Australia filed Critical Plessey Australia
Publication of IT8620472A0 publication Critical patent/IT8620472A0/it
Publication of IT8620472A1 publication Critical patent/IT8620472A1/it
Application granted granted Critical
Publication of IT1189146B publication Critical patent/IT1189146B/it

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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity
IT20472/86A 1985-05-20 1986-05-19 Mezzo di disaccoppiamento acustico IT1189146B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPH063985 1985-05-20
AUPH103285 1985-06-14

Publications (3)

Publication Number Publication Date
IT8620472A0 IT8620472A0 (it) 1986-05-19
IT8620472A1 IT8620472A1 (it) 1987-11-19
IT1189146B true IT1189146B (it) 1988-01-28

Family

ID=25642950

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20472/86A IT1189146B (it) 1985-05-20 1986-05-19 Mezzo di disaccoppiamento acustico

Country Status (4)

Country Link
DE (1) DE3616882A1 (it)
FR (1) FR2582006B1 (it)
GB (1) GB2176486B (it)
IT (1) IT1189146B (it)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797201A (en) * 1953-05-11 1957-06-25 Standard Oil Co Process of producing hollow particles and resulting product
US3316187A (en) * 1961-11-13 1967-04-25 Raybestos Manhattan Inc Binder composition
US3849350A (en) * 1973-06-06 1974-11-19 Atomic Energy Commission Process of making low density syntactic foams
GB1556612A (en) * 1976-06-11 1979-11-28 Metzger A C Sound attenuating compositions
DE2710548C2 (de) * 1977-03-10 1982-02-11 Rudolf 8019 Moosach Hinterwaldner Lagerstabile härtbare Masse und Verfahren zu deren Härtung
US4410639A (en) * 1983-04-20 1983-10-18 Albany International Corp. Curing polyepoxide resin binders in high density syntactic foam forming compositions
DE3431620A1 (de) * 1984-08-28 1986-03-13 Siemens AG, 1000 Berlin und 8000 München Material fuer anpassungskoerper fuer ultraschall-wandler

Also Published As

Publication number Publication date
IT8620472A0 (it) 1986-05-19
GB8612085D0 (en) 1986-06-25
GB2176486B (en) 1988-10-19
IT8620472A1 (it) 1987-11-19
FR2582006B1 (fr) 1991-01-25
GB2176486A (en) 1986-12-31
FR2582006A1 (fr) 1986-11-21
DE3616882A1 (de) 1986-11-27

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