BE801293A - Transducteur - Google Patents

Transducteur

Info

Publication number: BE801293A
Authority: BE; Belgium
Prior art keywords: transducer
Prior art date: 1972-06-22

Application number

BE132588A

Other languages

English (en)

Inventor

R J Parker

Original Assignee

Gen Electric

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.)

1972-06-22

Filing date

1973-06-22

Publication date

1973-10-15

1973-06-22 Application filed by Gen Electric filed Critical Gen Electric

1973-10-15 Publication of BE801293A publication Critical patent/BE801293A/fr

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
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/02—Loudspeakers

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

BE132588A 1972-06-22 1973-06-22 Transducteur BE801293A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US26525072A	1972-06-22	1972-06-22

Publications (1)

Publication Number	Publication Date
BE801293A true BE801293A (fr)	1973-10-15

Family

ID=23009664

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE132588A BE801293A (fr)	1972-06-22	1973-06-22	Transducteur

Country Status (16)

Country	Link
US (1)	US3798391A (fr)
JP (2)	JPS5013027A (fr)
KR (1)	KR780000424B1 (fr)
BE (1)	BE801293A (fr)
CA (1)	CA963571A (fr)
CH (1)	CH559993A5 (fr)
DE (1)	DE2326960C3 (fr)
ES (1)	ES416111A1 (fr)
FR (1)	FR2202420B1 (fr)
GB (1)	GB1426391A (fr)
HK (1)	HK49477A (fr)
IE (1)	IE37725B1 (fr)
IT (1)	IT989118B (fr)
NL (1)	NL7308542A (fr)
SE (1)	SE388103B (fr)
SU (1)	SU583783A3 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2507704C3 (de) *	1975-02-22	1980-07-24	Dr. Kuhn & Co Gmbh, 5000 Koeln	Sprechhilfegerät für Kehlkopfoperierte
JPS5723994Y2 (fr) *	1976-12-03	1982-05-24
DE2810459C3 (de) *	1977-03-14	1986-11-13	Sergej Valentinovič Čeljabinsk Burundukov	Elektrodynamischer Wandler von mechanischen Schwingungen in elektrische Signale und umgekehrt, Stereo- und Monophonie-Tonköpfe und elektrodynamisches Mikrophon
JPS5664514A (en) *	1979-10-29	1981-06-01	Dx Antenna Co Ltd	Filter
US4385210A (en) *	1980-09-19	1983-05-24	Electro-Magnetic Corporation	Electro-acoustic planar transducer
DE3208678A1 (de) *	1982-03-10	1983-09-22	Siemens AG, 1000 Berlin und 8000 München	Sprechanbahnungsgeraet
FR2549335B1 (fr) *	1983-07-13	1985-10-31	Corselli Laurent	Haut-parleur a modulation magnetique
JPH0761193B2 (ja) *	1991-07-23	1995-06-28	ボディソニック株式会社	電気・機械振動変換器
CN1685760B (zh) *	2002-09-26	2011-04-13	精工爱普生株式会社	驱动机构
US8295537B2 (en)	2010-03-31	2012-10-23	Bose Corporation	Loudspeaker moment and torque balancing
US8295536B2 (en)	2010-03-31	2012-10-23	Bose Corporation	Moving magnet levered loudspeaker
CN103718567B (zh) *	2011-07-21	2017-09-08	喜恩吉股份有限公司	安装自共振型发声扬声器的方法
US9055370B2 (en)	2012-08-31	2015-06-09	Bose Corporation	Vibration-reducing passive radiators
JP5668233B1 (ja)	2014-03-26	2015-02-12	株式会社サウンドファン	万能スピーカ
TWI610576B (zh) *	2016-08-15	2018-01-01	緯創資通股份有限公司	揚聲器
GB201619516D0 (en) *	2016-11-18	2017-01-04	Cooper Technologies Co	Electroacoustic driver and related loudspeaker/sounder

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2110153A (en) *	1934-10-19	1938-03-08	Philips Nv	Magnetic system
US2492255A (en) *	1944-12-26	1949-12-27	John O Angehrn	Sealed-coil type vibratory magnet loudspeaker
DE1037510B (de) *	1957-01-09	1958-08-28	Johann Distler K G	Elektromagnetischer Wandler
US3076062A (en) *	1959-10-30	1963-01-29	Dyna Magnetic Devices Inc	Hearing-aid sound transducer
US3501358A (en) *	1967-08-30	1970-03-17	Gen Electric	Method of making permanent magnet material powders having superior magnetic characteristics
DE1762107A1 (de) *	1968-04-08	1970-04-30	Lothar Kuhnert	Rundlautsprecher
US3651283A (en) *	1968-12-18	1972-03-21	Audio Arts Inc	Loudspeaker having elongated rectangular moving coil
US3625779A (en) *	1969-08-21	1971-12-07	Gen Electric	Reduction-fusion process for the production of rare earth intermetallic compounds
US3655463A (en) *	1970-04-30	1972-04-11	Gen Electric	Sintered cobalt-rare earth intermetallic process using solid sintering additive
US3655464A (en) *	1970-04-30	1972-04-11	Gen Electric	Process of preparing a liquid sintered cobalt-rare earth intermetallic product
US3682715A (en) *	1970-08-24	1972-08-08	Gen Electric	Sintered cobalt-rare earth intermetallic product including samarium and lanthanum and permanent magnets produced therefrom

1972
- 1972-06-22 US US00265250A patent/US3798391A/en not_active Expired - Lifetime
1973
- 1973-05-24 CA CA172,164A patent/CA963571A/en not_active Expired
- 1973-05-26 DE DE2326960A patent/DE2326960C3/de not_active Expired
- 1973-05-30 IE IE864/73A patent/IE37725B1/xx unknown
- 1973-06-13 IT IT25299/73A patent/IT989118B/it active
- 1973-06-14 FR FR7321658A patent/FR2202420B1/fr not_active Expired
- 1973-06-19 NL NL7308542A patent/NL7308542A/xx not_active Application Discontinuation
- 1973-06-20 ES ES416111A patent/ES416111A1/es not_active Expired
- 1973-06-20 GB GB2928973A patent/GB1426391A/en not_active Expired
- 1973-06-21 SU SU7301932098A patent/SU583783A3/ru active
- 1973-06-21 CH CH906773A patent/CH559993A5/xx not_active IP Right Cessation
- 1973-06-21 SE SE7308813A patent/SE388103B/xx unknown
- 1973-06-22 BE BE132588A patent/BE801293A/fr not_active IP Right Cessation
- 1973-06-22 KR KR7300986A patent/KR780000424B1/ko active
- 1973-06-22 JP JP48069934A patent/JPS5013027A/ja active Pending
1977
- 1977-09-22 HK HK494/77A patent/HK49477A/xx unknown
1980
- 1980-12-02 JP JP1980172258U patent/JPS6019436Y2/ja not_active Expired

Also Published As

Publication number	Publication date
SE388103B (sv)	1976-09-20
CH559993A5 (fr)	1975-06-13
IE37725L (en)	1973-12-22
IE37725B1 (en)	1977-09-28
SU583783A3 (ru)	1977-12-05
US3798391A (en)	1974-03-19
JPS5013027A (fr)	1975-02-10
NL7308542A (fr)	1973-12-27
DE2326960A1 (de)	1974-01-10
JPS6019436Y2 (ja)	1985-06-11
GB1426391A (en)	1976-02-25
HK49477A (en)	1977-09-30
DE2326960B2 (de)	1980-10-02
FR2202420B1 (fr)	1980-04-18
CA963571A (en)	1975-02-25
KR780000424B1 (en)	1978-10-10
ES416111A1 (es)	1976-06-16
FR2202420A1 (fr)	1974-05-03
JPS5690099U (fr)	1981-07-18
DE2326960C3 (de)	1981-05-14
IT989118B (it)	1975-05-20

Legal Events

Date

Code

Title

Description

1987-12-31

RE

Patent lapsed

Owner name: GENERAL ELECTRIC CY

Effective date: 19870630

Publication	Publication Date	Title
CH537013A (de)	1973-05-15	Druckmesswandler
BE793731A (fr)	1973-05-02	Electrogenerateurs
AT318032B (de)	1974-09-25	Schallwandler
BE793764A (fr)	1973-05-02	Integrerende weeginrichting
BE801293A (fr)	1973-10-15	Transducteur
AT324072B (de)	1975-08-11	Wendelbohreb
IT989204B (it)	1975-05-20	Trasduttore elettroacustico
AT353108B (de)	1979-10-25	Skibob
BE790615A (fr)	1973-04-26	Houderdrager
AT323930B (de)	1975-08-11	Untermatratze
BE793718A (fr)	1973-07-05	Aminobenzimidazoles
BE793745A (fr)	1973-07-09	Antistatische polystyreencomposities
BE791330A (fr)	1973-03-01	Houderdrager
IT979752B (it)	1974-09-30	Trasduttore piezoelettrico
FI54198B (fi)	1978-06-30	Tillslutning foer chargeoeppning foer schaktugnar
IT999333B (it)	1976-02-20	Trasduttori
IT979509B (it)	1974-09-30	Trasduttore elettroacustico
BE796355A (fr)	1973-09-06	Decalcomanies
DK146000C (da)	1983-10-10	Elektroakustisk transducer
AT322779B (de)	1975-06-10	Bücherbrett
AT335953B (de)	1977-04-12	Lauterboden
SU459264A1 (ru)	1975-02-05	Ультразвуковой преобразователь
BE779066A (fr)	1972-05-30	Herenjas
BE782546A (fr)	1972-08-16	Aansluitdoos
ATA324376A (de)	1977-10-15	Mikroskopokular