EP0328931A3 - Baffle à tubes pliables - Google Patents

Baffle à tubes pliables Download PDF

Info

Publication number
EP0328931A3
EP0328931A3 EP19890101662 EP89101662A EP0328931A3 EP 0328931 A3 EP0328931 A3 EP 0328931A3 EP 19890101662 EP19890101662 EP 19890101662 EP 89101662 A EP89101662 A EP 89101662A EP 0328931 A3 EP0328931 A3 EP 0328931A3
Authority
EP
European Patent Office
Prior art keywords
compliant tube
tube baffle
beam plates
layers
elastic
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.)
Withdrawn
Application number
EP19890101662
Other languages
German (de)
English (en)
Other versions
EP0328931A2 (fr
Inventor
Robert Harrison Black
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.)
Goodrich Corp
Original Assignee
BF Goodrich Corp
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 BF Goodrich Corp filed Critical BF Goodrich Corp
Publication of EP0328931A2 publication Critical patent/EP0328931A2/fr
Publication of EP0328931A3 publication Critical patent/EP0328931A3/fr
Withdrawn legal-status Critical Current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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • 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
    • G10K11/20—Reflecting arrangements
    • G10K11/205—Reflecting arrangements for underwater use
EP19890101662 1988-02-18 1989-02-01 Baffle à tubes pliables Withdrawn EP0328931A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15700888A 1988-02-18 1988-02-18
US157008 1988-02-18

Publications (2)

Publication Number Publication Date
EP0328931A2 EP0328931A2 (fr) 1989-08-23
EP0328931A3 true EP0328931A3 (fr) 1991-07-31

Family

ID=22561989

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890101662 Withdrawn EP0328931A3 (fr) 1988-02-18 1989-02-01 Baffle à tubes pliables

Country Status (2)

Country Link
EP (1) EP0328931A3 (fr)
JP (1) JPH01252999A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5497357A (en) * 1988-12-23 1996-03-05 Alliedsignal Inc. Shock-resistant flextensional transducer
FR2730335A1 (fr) * 1995-02-02 1996-08-09 France Etat Dispositif anti bruit notamment pour accoustique sous-marine
FR2732806B1 (fr) * 1995-04-06 1997-07-04 Mediterranee Const Ind Materiau destine a augmenter la discretion acoustique d'une structure, notamment une coque de navire
WO1997016817A1 (fr) * 1995-11-02 1997-05-09 Trustees Of Boston University Fenetres de protection contre le bruit et les vibrations

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR398890A (fr) * 1908-01-31 1909-06-16 Siemens Ag Membrane à vibrations libres actionnée électro-magnétiquement pour appareils à signaux tels que des trompettes électriques
FR2536195A1 (fr) * 1982-11-17 1984-05-18 Sintra Alcatel Sa Reflecteur acoustique sous-marin
EP0114764A2 (fr) * 1983-01-19 1984-08-01 Thomson-Csf Dispositif à interface réflectrice d'ondes acoustiques
US4715559A (en) * 1986-05-15 1987-12-29 Fuller Christopher R Apparatus and method for global noise reduction
EP0291892A2 (fr) * 1987-05-20 1988-11-23 The B.F. Goodrich Company Réflecteur creux flexible

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR398890A (fr) * 1908-01-31 1909-06-16 Siemens Ag Membrane à vibrations libres actionnée électro-magnétiquement pour appareils à signaux tels que des trompettes électriques
FR2536195A1 (fr) * 1982-11-17 1984-05-18 Sintra Alcatel Sa Reflecteur acoustique sous-marin
EP0114764A2 (fr) * 1983-01-19 1984-08-01 Thomson-Csf Dispositif à interface réflectrice d'ondes acoustiques
US4715559A (en) * 1986-05-15 1987-12-29 Fuller Christopher R Apparatus and method for global noise reduction
EP0291892A2 (fr) * 1987-05-20 1988-11-23 The B.F. Goodrich Company Réflecteur creux flexible

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
J. ACOUST. SOC. AM., vol. 80, no. 4, October 1986, pages 1097-1102; P.S. DUBBELDAY: "Constrained-layer model investigation based on exact elasticity theory" *
J. ACOUST. SOC., vol. 78, no. 3, September 1985, pages 1010-1012; M.C. JUNGER: "Water-borne sound insertion loss of a planar compliant-tube array" *

Also Published As

Publication number Publication date
EP0328931A2 (fr) 1989-08-23
JPH01252999A (ja) 1989-10-09

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