GB0114995D0 - Loudspeakers - Google Patents

Loudspeakers

Info

Publication number
GB0114995D0
GB0114995D0 GBGB0114995.4A GB0114995A GB0114995D0 GB 0114995 D0 GB0114995 D0 GB 0114995D0 GB 0114995 A GB0114995 A GB 0114995A GB 0114995 D0 GB0114995 D0 GB 0114995D0
Authority
GB
United Kingdom
Prior art keywords
loudspeakers
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.)
Granted
Application number
GBGB0114995.4A
Other versions
GB2360665A (en
GB2360665B (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.)
Slab Tech Ltd
Original Assignee
Slab Tech Ltd
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 NZ330777A external-priority patent/NZ330777A/en
Application filed by Slab Tech Ltd filed Critical Slab Tech Ltd
Priority claimed from GB0024852A external-priority patent/GB2351868B/en
Publication of GB0114995D0 publication Critical patent/GB0114995D0/en
Publication of GB2360665A publication Critical patent/GB2360665A/en
Application granted granted Critical
Publication of GB2360665B publication Critical patent/GB2360665B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound
GB0114995A 1998-06-22 1999-06-18 Loudspeakers Expired - Fee Related GB2360665B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NZ330777A NZ330777A (en) 1998-06-22 1998-06-22 Loudspeaker with a planar diaphragm having a bending strength along one axis which is greater that along a second axis perpendicular to the first axis
NZ33232898 1998-10-13
NZ33383399 1999-01-21
GB0024852A GB2351868B (en) 1998-06-22 1999-06-18 Loudspeakers

Publications (3)

Publication Number Publication Date
GB0114995D0 true GB0114995D0 (en) 2001-08-08
GB2360665A GB2360665A (en) 2001-09-26
GB2360665B GB2360665B (en) 2003-01-15

Family

ID=27447893

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0114995A Expired - Fee Related GB2360665B (en) 1998-06-22 1999-06-18 Loudspeakers

Country Status (1)

Country Link
GB (1) GB2360665B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113316815A (en) * 2019-01-11 2021-08-27 青岛海尔电冰箱有限公司 Consumer appliance with one or more noise cancellation features

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2574591B (en) * 2018-06-07 2020-10-28 Amina Tech Limited Product with integrally formed vibrating panel loudspeaker

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1768473A (en) * 1930-06-24 Sound-propagating diaphragm
GB290710A (en) * 1927-02-12 1928-05-14 Joseph Harrison Thomson Robert Improvements in or relating to diaphragms for loudspeakers and like sound-reproducing devices
GB320654A (en) * 1928-04-21 1929-10-21 George Rex Searle Improvements in loud speakers for wireless apparatus or the like
GB323539A (en) * 1928-10-04 1930-01-06 George Rex Searle Improvements in or relating to diaphragms for loud-speakers and like instruments
BE626876A (en) * 1962-01-15
DE1299041B (en) * 1966-04-06 1969-07-10 Nippon Gakki Co Ltd Seizo Kabu Membrane for flat speaker
DE1965274B2 (en) * 1968-12-30 1972-05-04 Bertagni, Jose Juan, Buenos Aires MEMBRANE FOR ELECTROACOUSTIC CONVERTERS AND METHOD FOR THEIR PRODUCTION
JPS5568795A (en) * 1978-11-20 1980-05-23 Sony Corp Speaker
JPS55161496A (en) * 1979-05-31 1980-12-16 Matsushita Electric Ind Co Ltd Diaphragm for speaker and its production
US4928312A (en) * 1988-10-17 1990-05-22 Amel Hill Acoustic transducer
FI94203C (en) * 1991-11-25 1995-07-25 Anturilaakso Oy Speaker
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
GB9704486D0 (en) * 1997-03-04 1997-04-23 New Transducers Ltd Acoustic devices etc
GB9709438D0 (en) * 1997-05-10 1997-07-02 New Transducers Ltd Loudspeaker transducer
DE19821861A1 (en) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Device for dynamically exciting flat panel loudspeaker
EP1100287A1 (en) * 1999-11-10 2001-05-16 M- Tech(HK) Co. Ltd Loudspeaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113316815A (en) * 2019-01-11 2021-08-27 青岛海尔电冰箱有限公司 Consumer appliance with one or more noise cancellation features

Also Published As

Publication number Publication date
GB2360665A (en) 2001-09-26
GB2360665B (en) 2003-01-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070618