GB2110502B - Dynamic-type headphone - Google Patents

Dynamic-type headphone

Info

Publication number: GB2110502B
Authority: GB; United Kingdom
Prior art keywords: dynamic; type headphone; headphone; type
Prior art date: 1981-10-26
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

GB08230446A

Other versions

GB2110502A (en

Inventor

Yoshiyuki Kamon

Tsutomu Kakiuchi

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.)

Sony Corp

Original Assignee

Sony 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.)

1981-10-26

Filing date

1982-10-25

Publication date

1985-05-15

1982-10-25 Application filed by Sony Corp filed Critical Sony Corp

1983-06-15 Publication of GB2110502A publication Critical patent/GB2110502A/en

1985-05-15 Application granted granted Critical

1985-05-15 Publication of GB2110502B publication Critical patent/GB2110502B/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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- 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
- H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for telephonic receivers
- 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Health & Medical Sciences (AREA)
Otolaryngology (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Headphones And Earphones (AREA)
Laminated Bodies (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

GB08230446A 1981-10-26 1982-10-25 Dynamic-type headphone Expired GB2110502B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP56171207A JPS5871798A (en)	1981-10-26	1981-10-26	Dynamic headphone

Publications (2)

Publication Number	Publication Date
GB2110502A GB2110502A (en)	1983-06-15
GB2110502B true GB2110502B (en)	1985-05-15

Family

ID=15919008

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08230446A Expired GB2110502B (en)	1981-10-26	1982-10-25	Dynamic-type headphone

Country Status (8)

Country	Link
JP (1)	JPS5871798A (en)
KR (1)	KR860001103B1 (en)
AU (1)	AU556442B2 (en)
CA (1)	CA1203014A (en)
DE (1)	DE3239616A1 (en)
FR (1)	FR2515468B1 (en)
GB (1)	GB2110502B (en)
NL (1)	NL191226C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DK176614B1 (en) *	1999-02-17	2008-11-17	Tymphany Denmark As	Speaker
JP2002152885A (en) *	2000-11-14	2002-05-24	Sony Corp	Speaker system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB525154A (en) *	1938-02-16	1940-08-22	British Thomson Houston Co Ltd	Improvements in and relating to dynamic sound-converting apparatus
DE2241445A1 (en) *	1972-08-23	1974-03-21	Gottlob Widmann & Soehne Gmbh	Dome shaped loudspeaker diaphragm of rigid foam - e.g. polyurethane is resistant to high amplitude distortion, has good damping properties and is cheap
JPS5343515A (en) *	1976-09-30	1978-04-19	Matsushita Electric Ind Co Ltd	Diaphragm for speaker
JPS53137129A (en) *	1977-05-07	1978-11-30	Matsushita Electric Ind Co Ltd	Vibratory diaphragm for acousitic device
DE3049222A1 (en) *	1980-12-27	1982-07-29	Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim	ELECTRODYNAMIC SPEAKER SYSTEM WITH CALL-SHAPED MEMBRANE

1981
- 1981-10-26 JP JP56171207A patent/JPS5871798A/en active Granted
1982
- 1982-10-19 KR KR8204711A patent/KR860001103B1/en active
- 1982-10-19 CA CA000413722A patent/CA1203014A/en not_active Expired
- 1982-10-19 AU AU89476/82A patent/AU556442B2/en not_active Expired
- 1982-10-25 NL NL8204113A patent/NL191226C/en not_active IP Right Cessation
- 1982-10-25 GB GB08230446A patent/GB2110502B/en not_active Expired
- 1982-10-26 DE DE19823239616 patent/DE3239616A1/en active Granted
- 1982-10-26 FR FR8217925A patent/FR2515468B1/en not_active Expired

Also Published As

Publication number	Publication date
JPS5871798A (en)	1983-04-28
DE3239616C2 (en)	1990-07-26
JPH0235520B2 (en)	1990-08-10
AU556442B2 (en)	1986-11-06
CA1203014A (en)	1986-04-08
FR2515468B1 (en)	1986-03-14
FR2515468A1 (en)	1983-04-29
KR860001103B1 (en)	1986-08-07
DE3239616A1 (en)	1983-05-05
NL8204113A (en)	1983-05-16
AU8947682A (en)	1983-05-05
NL191226C (en)	1995-03-16
KR840002388A (en)	1984-06-25
NL191226B (en)	1994-10-17
GB2110502A (en)	1983-06-15

Publication	Publication Date	Title
GB2096861B (en)	1984-10-24	Earphones
AU551769B2 (en)	1986-05-08	Imidazodiazepines
AU551891B2 (en)	1986-05-15	Imidazodiazepines
AU551756B2 (en)	1986-05-08	Imidazodiazepines
AU561395B2 (en)	1987-05-07	3-amino-benzazepin-2-ones
AU548397B2 (en)	1985-12-12	N-phenylsulphonyl-n:-pyrimidinyl-and-triazinyl-ureas
AU549410B2 (en)	1986-01-23	Polyetheresterimide
AU549409B2 (en)	1986-01-23	Polyetheresterimide
AU553589B2 (en)	1986-07-24	Benzoheterocycles
AU551831B2 (en)	1986-05-15	Imidazodiazepines
AU550571B2 (en)	1986-03-27	Co-nitration
AU546185B2 (en)	1985-08-22	Levitationarium
AU547405B2 (en)	1985-10-17	Amidobenzamides
AU545678B2 (en)	1985-07-25	Sleeper-tamper
JPS57185753A (en)	1982-11-16	Carrirer reproducer
AU529966B2 (en)	1983-06-30	Washer-dehydrator
GB2094099B (en)	1984-12-05	Loudspeaker
AU552046B2 (en)	1986-05-22	Imidazodiazepines
AU555113B2 (en)	1986-09-11	Alkoxyaminohydridosilanes
AU547692B2 (en)	1985-10-31	Trifluoromethylphenyltetrahydropyridines
AU8602682A (en)	1983-01-27	Tetrahydronaphthoxazoles
DE3276146D1 (en)	1987-05-27	Loudspeaker
AU537889B2 (en)	1984-07-19	Sleeper-tamper
AU7639881A (en)	1983-06-30	Combined harrow-plow
AU8380382A (en)	1982-11-25	Quinoline- and quinoxoline o-arylphosphetes

Legal Events

Date	Code	Title	Description
2002-11-13	PE20	Patent expired after termination of 20 years	Effective date: 20021024