GB2028049B - Sound absorbing resonators - Google Patents

Sound absorbing resonators

Info

Publication number: GB2028049B
Authority: GB; United Kingdom
Prior art keywords: sound absorbing; resonators; absorbing resonators; sound; absorbing
Prior art date: 1978-08-09
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

GB7926179A

Other versions

GB2028049A (en

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.)

Airbus Defence and Space GmbH

Original Assignee

Messerschmitt Bolkow Blohm AG

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.)

1978-08-09

Filing date

1979-07-27

Publication date

1982-11-24

1979-07-27 Application filed by Messerschmitt Bolkow Blohm AG filed Critical Messerschmitt Bolkow Blohm AG

1980-02-27 Publication of GB2028049A publication Critical patent/GB2028049A/en

1982-11-24 Application granted granted Critical

1982-11-24 Publication of GB2028049B publication Critical patent/GB2028049B/en

Status Expired legal-status Critical Current

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
- G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Vibration Prevention Devices (AREA)
Microwave Tubes (AREA)

GB7926179A 1978-08-09 1979-07-27 Sound absorbing resonators Expired GB2028049B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2834823A DE2834823C2 (en)	1978-08-09	1978-08-09	Volume-changing resonators based on the disc spring principle

Publications (2)

Publication Number	Publication Date
GB2028049A GB2028049A (en)	1980-02-27
GB2028049B true GB2028049B (en)	1982-11-24

Family

ID=6046556

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7926179A Expired GB2028049B (en)	1978-08-09	1979-07-27	Sound absorbing resonators

Country Status (4)

Country	Link
DE (1)	DE2834823C2 (en)
FR (1)	FR2433217A2 (en)
GB (1)	GB2028049B (en)
IT (1)	IT1162762B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2947026C2 (en) *	1979-11-22	1981-10-01	Messerschmitt-Bölkow-Blohm GmbH, 8000 München	Silators to reduce noise
DE2947256C2 (en) *	1979-11-23	1984-09-13	Messerschmitt-Bölkow-Blohm GmbH, 8000 München	Device for reducing exhaust or exhaust noise
DE3020849A1 (en) *	1980-06-02	1981-12-17	Messerschmitt-Bölkow-Blohm GmbH, 8000 München	SCREENS WITH RESONATORS, IN PARTICULAR SILATORS
DE3020830A1 (en) *	1980-06-02	1981-12-10	Messerschmitt-Bölkow-Blohm GmbH, 8000 München	COINCIDENCE SILENCER
DE3241932A1 (en) *	1982-11-12	1984-05-17	Transformatoren Union Ag, 7000 Stuttgart	TRANSFORMER WITH OIL-COOLED ACTIVE COMPONENT AND SOUND ABSORBING RESONATORS
DE3317103C2 (en) *	1983-05-10	1986-08-07	Metzeler Kautschuk GmbH, 8000 München	Resonant, volume-changing resonator in the form of a silator
DE3347827A1 (en) *	1983-05-10	1985-03-07	Metzeler Kautschuk GmbH, 8000 München	Resonating, variable-volume resonator in the form of a silator
DE3330471A1 (en) *	1983-08-24	1985-03-14	Metzeler Kautschuk GmbH, 8000 München	Covibrating, variable-volume resonator in the form of a silator
SE441317B (en) *	1984-02-14	1985-09-23	Asea Ab	SOUND MUTING DEVICE
PL294336A1 (en) *	1991-04-25	1992-11-30	Hutchinson Sa	Noise damping material and apparatus for protecting against noise incorporating such material
US5241512A (en) *	1991-04-25	1993-08-31	Hutchinson 2	Acoustic protection material and apparatus including such material
FR2750527B1 (en) †	1996-06-28	1998-08-21	Bertin & Cie	NOISE ABSORPTION STRUCTURES AND WALLS MADE OF SUCH STRUCTURES
DE19802359C2 (en) *	1998-01-22	2001-09-13	Oskar Bschorr	Vibration damping or activation method and negative spring therefor
DE19821067C1 (en) *	1998-05-12	1999-11-11	Coldewey Maik	Spring plate type resonator used in e.g. ventilation ducts for damping low frequency noise
DE19816092A1 (en) *	1998-05-12	1999-11-18	Coldewey Maik	Volume-altering resonator component for sound damping
GB0304867D0 (en) *	2003-03-04	2003-04-09	Rickards M J	A sound barrier vacuum panel
JP7310120B2 (en) *	2018-11-05	2023-07-19	ヤマハ株式会社	sound absorbing structure
DE102021000670A1 (en)	2021-02-09	2022-08-11	Thilo Tollkühn	Panels for soundproofing and soundproofing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2502017A (en) *	1943-12-27	1950-03-28	Rca Corp	Suspension means for acoustical absorbers
AU2494471A (en) *	1970-02-04	1972-08-10	Keithroy Morrison	Noise suppression means for use on pneumatic tools, machinery and in building construction
DE2235452A1 (en) *	1972-07-20	1974-01-24	Robert Dipl Chem Freund	PROCESS FOR SOUND ABSORPTION BY VOLUME CHANGING GASES

1978
- 1978-08-09 DE DE2834823A patent/DE2834823C2/en not_active Expired
1979
- 1979-07-26 IT IT24674/79A patent/IT1162762B/en active
- 1979-07-27 GB GB7926179A patent/GB2028049B/en not_active Expired
- 1979-08-07 FR FR7920199A patent/FR2433217A2/en active Granted

Also Published As

Publication number	Publication date
IT1162762B (en)	1987-04-01
FR2433217A2 (en)	1980-03-07
DE2834823C2 (en)	1980-07-17
IT7924674A0 (en)	1979-07-26
FR2433217B2 (en)	1984-08-17
DE2834823B1 (en)	1979-10-25
GB2028049A (en)	1980-02-27

Publication	Publication Date	Title
GB2053426B (en)	1982-12-22	Sound absorbing structural element
GB2019937B (en)	1982-09-22	Sound absorbing lining
JPS54144488A (en)	1979-11-10	Sound absorbing panel
GB2063559B (en)	1983-09-14	Piezo-electric resonator
JPS5499401A (en)	1979-08-06	Sound absorbing structure
JPS5336201A (en)	1978-04-04	Sound absorbing structure
JPS5525696A (en)	1980-02-23	Acoustic absorber
DE3065508D1 (en)	1983-12-15	Sound absorbent
GB2028049B (en)	1982-11-24	Sound absorbing resonators
GB2027255B (en)	1982-09-02	Sound absorbing means
GB2032685B (en)	1982-12-08	Piezo-electric resonator
GB2048543B (en)	1982-10-13	Whistles
JPS54137582A (en)	1979-10-25	Vibration attenuator
JPS54116862A (en)	1979-09-11	Piezooelectric resonator
JPS5597719A (en)	1980-07-25	Piezooelectric resonator
JPS55132118A (en)	1980-10-14	Piezooelectric resonator
JPS5558613A (en)	1980-05-01	Piezooelectric resonator
JPS54154119A (en)	1979-12-05	Wideeband sound absorbing wall
JPS55118097A (en)	1980-09-10	Sound absorber covered structure
JPS5577221A (en)	1980-06-10	Piezooelectric resonator
JPS56157346A (en)	1981-12-04	Sound absorbing structure
JPS52127301A (en)	1977-10-25	Acoustic absorbing member
JPS54118201A (en)	1979-09-13	Sound absorbing structure
JPS54141101A (en)	1979-11-02	Vibration attenuator
JPS5518686A (en)	1980-02-08	Sound aspirator

Legal Events

Date	Code	Title	Description
1997-03-19	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19960727