GB2153628B - Moving coil loudspeaker - Google Patents

Moving coil loudspeaker

Info

Publication number: GB2153628B
Authority: GB; United Kingdom
Prior art keywords: coil loudspeaker; moving coil; moving; loudspeaker; coil
Prior art date: 1984-01-27
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

GB08500913A

Other versions

GB2153628A (en

GB8500913D0 (en

Inventor

Graham Townsend

Ronald Hastings Rackham

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.)

Tannoy Ltd

Original Assignee

Tannoy 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.)

1984-01-27

Filing date

1985-01-15

Publication date

1988-01-20

1985-01-15 Application filed by Tannoy Ltd filed Critical Tannoy Ltd

1985-02-20 Publication of GB8500913D0 publication Critical patent/GB8500913D0/en

1985-08-21 Publication of GB2153628A publication Critical patent/GB2153628A/en

1988-01-20 Application granted granted Critical

1988-01-20 Publication of GB2153628B publication Critical patent/GB2153628B/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges

Landscapes

Health & Medical Sciences (AREA)
Otolaryngology (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

GB08500913A 1984-01-27 1985-01-15 Moving coil loudspeaker Expired GB2153628B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB848402229A GB8402229D0 (en)	1984-01-27	1984-01-27	Moving coil loudspeaker

Publications (3)

Publication Number	Publication Date
GB8500913D0 GB8500913D0 (en)	1985-02-20
GB2153628A GB2153628A (en)	1985-08-21
GB2153628B true GB2153628B (en)	1988-01-20

Family

ID=10555658

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB848402229A Pending GB8402229D0 (en)	1984-01-27	1984-01-27	Moving coil loudspeaker
GB08500913A Expired GB2153628B (en)	1984-01-27	1985-01-15	Moving coil loudspeaker

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB848402229A Pending GB8402229D0 (en)	1984-01-27	1984-01-27	Moving coil loudspeaker

Country Status (1)

Country	Link
GB (2)	GB8402229D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2605321B2 (en) *	1987-12-28	1997-04-30	ヤマハ株式会社	Sound equipment
JP2701279B2 (en) *	1987-12-28	1998-01-21	ヤマハ株式会社	Sound equipment
DE68925434T2 (en) *	1988-04-25	1996-11-14	Yamaha Corp	Electroacoustic drive circuit
US5548657A (en) *	1988-05-09	1996-08-20	Kef Audio (Uk) Limited	Compound loudspeaker drive unit
GB8810943D0 (en) *	1988-05-09	1988-06-15	Kef Electronics Ltd	Loudspeaker
JP3177758B2 (en) *	1993-04-07	2001-06-18	ミネベア株式会社	Speaker and method of manufacturing the same
US5764784A (en) *	1994-09-12	1998-06-09	Sanyo Electric Co., Ltd.	Electroacoustic transducer
DE19710967C1 (en) *	1997-03-17	1998-10-22	Karl Heinz Koeppen	Full range speakers
GB2364847B (en) *	2000-07-11	2004-10-13	Kef Audio	Compound loudspeaker having a magnet system
WO2016035263A1 (en) *	2014-09-01	2016-03-10	パナソニックＩｐマネジメント株式会社	Loudspeaker
CN116989263B (en) *	2023-07-31	2025-10-10	西安交通大学	A diaphragm-type pressure wave generator driven by compressed gas and its use method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB308317A (en) *	1928-03-21	1930-06-19	Marconi Wireless Telegraph Co	Improvements in or relating to acoustic devices
GB442900A (en) *	1934-09-17	1936-02-18	English Steel Corp Ltd	Improvements in or relating to permanent magnet assemblies
GB445935A (en) *	1934-10-17	1936-04-17	Alfred Sidney Evans	An improved sound reproducing device
GB455208A (en) *	1935-01-15	1936-10-15	John Sharp	Improvements in electro-dynamic loud speakers, microphones and the like sound reproducing and recording apparatus
GB665815A (en) *	1945-01-02	1952-01-30	Marconi Wireless Telegraph Co	Improvements in sound reproducing devices
GB696852A (en) *	1951-05-30	1953-09-09	Goodmans Ind Ltd	Improvements in or relating to loudspeakers and the like
BE536113A (en) *	1954-03-05
GB841666A (en) *	1958-07-25	1960-07-20	Swift Levick & Sons Ltd	Improvements in or relating to loudspeakers and loudspeaker magnets
AT224180B (en) *	1961-04-28	1962-11-12	Akg Akustische Kino Geraete	Dynamic headphones based on the two-way system
GB2055012B (en) *	1979-06-30	1984-01-04	Pioneer Electronic Corp	Coaxial planar diaphragm loudspeaker system
DE3024777C2 (en) *	1979-06-30	1982-11-04	Pioneer Electronic Corp., Tokyo	Coaxial multi-way speaker system with planar membrane

1984
- 1984-01-27 GB GB848402229A patent/GB8402229D0/en active Pending
1985
- 1985-01-15 GB GB08500913A patent/GB2153628B/en not_active Expired

Also Published As

Publication number	Publication date
GB2153628A (en)	1985-08-21
GB8500913D0 (en)	1985-02-20
GB8402229D0 (en)	1984-02-29

Publication	Publication Date	Title
GB8512798D0 (en)	1985-06-26	Magnetic support
GB2160389B (en)	1988-01-27	Improved multidriver loudspeaker
GB8427470D0 (en)	1984-12-05	Coil arrangements
DE3569418D1 (en)	1989-05-18	Coil arrangements
DE3572538D1 (en)	1989-09-28	Magnetic structure
GB2151792B (en)	1986-12-10	Coil arrangements
AU92325S (en)	1986-06-05	Loudspeaker
AU92422S (en)	1986-06-19	Loudspeaker
GB2153628B (en)	1988-01-20	Moving coil loudspeaker
DE3568665D1 (en)	1989-04-13	Coil assembly
GB2139040B (en)	1986-07-30	Moving coil loudspeakers
DE3462639D1 (en)	1987-04-16	Compound-superconducting coil
GB8407208D0 (en)	1984-04-26	Speaker
GB8523330D0 (en)	1985-10-23	Coil arrangement
GB2138648B (en)	1986-11-26	Moving coil loudspeaker
GB2165419B (en)	1988-11-09	Loudspeaker construction
DE3572110D1 (en)	1989-09-07	Loudspeaker unit
GB8320691D0 (en)	1983-09-01	Moving coil loudspeaker
AU92339S (en)	1986-06-19	Loudspeaker
GB8403282D0 (en)	1984-03-14	Loudspeaker
GB2134746B (en)	1986-07-09	Coil assembly
GB8310770D0 (en)	1983-05-25	Moving coil loudspeaker
GB8302337D0 (en)	1983-03-02	Moving coil loudspeaker
GB8610394D0 (en)	1986-06-04	Moving coil loudspeaker
GB2167269B (en)	1988-10-05	Loudspeaker

Legal Events

Date	Code	Title	Description
1994-09-14	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19940115