IT1080558B - ELECTROACOUSTIC TRANSDUCER - Google Patents

ELECTROACOUSTIC TRANSDUCER

Info

Publication number: IT1080558B
Authority: IT; Italy
Prior art keywords: electroacoustic transducer; electroacoustic; transducer
Prior art date: 1976-08-27

Application number

IT24502/77A

Other languages

Italian (it)

Original Assignee

Bose 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.)

1976-08-27

Filing date

1977-06-08

Publication date

1985-05-16

1976-08-27 Priority claimed from US05/718,178 external-priority patent/US4158756A/en

1976-08-27 Priority claimed from US05/718,112 external-priority patent/US4061890A/en

1977-06-08 Application filed by Bose Corp filed Critical Bose Corp

1985-05-16 Application granted granted Critical

1985-05-16 Publication of IT1080558B publication Critical patent/IT1080558B/en

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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/045—Mounting
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- 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
- H04R7/12—Non-planar 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
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
- 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/006—Interconnection of transducer parts

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Manufacturing & Machinery (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Injection Moulding Of Plastics Or The Like (AREA)

IT24502/77A 1976-08-27 1977-06-08 ELECTROACOUSTIC TRANSDUCER IT1080558B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/718,178 US4158756A (en)	1976-08-27	1976-08-27	Dynamic loudspeaker with plastic basket encapsulating front pole plate
US05/718,112 US4061890A (en)	1976-08-27	1976-08-27	Loudspeaker with single layer rectangular wire voice coil wound on slit metal bobbin with a notch in the adjacent pole plate

Publications (1)

Publication Number	Publication Date
IT1080558B true IT1080558B (en)	1985-05-16

Family

ID=27109839

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT24502/77A IT1080558B (en)	1976-08-27	1977-06-08	ELECTROACOUSTIC TRANSDUCER

Country Status (8)

Country	Link
JP (1)	JPS5329115A (en)
AU (1)	AU512997B2 (en)
DE (1)	DE2738784A1 (en)
FR (1)	FR2363255A1 (en)
GB (1)	GB1543028A (en)
IT (1)	IT1080558B (en)
NL (1)	NL7709369A (en)
SE (3)	SE418137B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58144993U (en) *	1982-03-24	1983-09-29	オンキヨー株式会社	oval speaker
FR2542551A1 (en) *	1983-03-07	1984-09-14	Picart Lebas	Electroacoustic transducer of dynamic type, in particular for apparatuses
GB1456501A (en) *	1988-03-08	1976-11-24	Indep Broadcasting Authority	Television apparatus
JPH0816037A (en) *	1994-06-30	1996-01-19	Nec Corp	Photoconductive drum apparatus
JP2017076962A (en) *	2015-10-06	2017-04-20	サウンド、ソリューションズ、インターナショナル、カンパニー、リミテッドＳｏｕｎｄＳｏｌｕｔｉｏｎｓＩｎｔｅｒｎａｔｉｏｎａｌＣｏ．，Ｌｔｄ．	Electroacoustic transducer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1260064A (en) *	1960-03-14	1961-05-05	Vadasztoltenygyar	Magnetic speaker
US3258543A (en) *	1962-10-01	1966-06-28	Electro Voice	Dynamic microphone
DE1268679B (en) *	1963-02-25	1968-05-22	Victor Company Of Japan	Method and device for manufacturing loudspeaker frames
DE1901976A1 (en) *	1968-05-13	1970-01-15	Elettrofisico Di Zanon & C S A	Monoblock loudspeaker and process for its manufacture
GB1219918A (en) *	1968-08-08	1971-01-20	Standard Telephones Cables Ltd	Improvements in and relating to moving coil transducers
FR2133490A1 (en) *	1971-04-15	1972-12-01	Mikrut Antoine	Sound producing appts - with injection moulded base and diaphragm
AT338351B (en) *	1975-04-29	1977-08-25	Philips Nv	ELECTROACOUSTIC CONVERTER, METHOD FOR MANUFACTURING SUCH A CONVERTER AND DEVICE FOR CARRYING OUT SUCH METHODS

1977
- 1977-05-31 FR FR7716605A patent/FR2363255A1/en active Granted
- 1977-06-08 IT IT24502/77A patent/IT1080558B/en active
- 1977-06-29 JP JP7772777A patent/JPS5329115A/en active Granted
- 1977-07-14 SE SE7708200A patent/SE418137B/en unknown
- 1977-07-29 GB GB51592/77A patent/GB1543028A/en not_active Expired
- 1977-08-12 AU AU27870/77A patent/AU512997B2/en not_active Expired
- 1977-08-25 NL NL7709369A patent/NL7709369A/en not_active Application Discontinuation
- 1977-08-27 DE DE19772738784 patent/DE2738784A1/en not_active Withdrawn
1979
- 1979-09-25 SE SE7907932A patent/SE7907932L/en not_active Application Discontinuation
1980
- 1980-12-15 SE SE8008806A patent/SE8008806L/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
SE8008806L (en)	1980-12-15
SE418137B (en)	1981-05-04
JPS5329115A (en)	1978-03-18
GB1543028A (en)	1979-03-28
AU2787077A (en)	1979-02-15
NL7709369A (en)	1978-03-01
DE2738784A1 (en)	1978-03-02
FR2363255B1 (en)	1982-05-28
SE7907932L (en)	1979-09-25
SE7708200L (en)	1978-02-28
FR2363255A1 (en)	1978-03-24
AU512997B2 (en)	1980-11-06
JPS6138679B2 (en)	1986-08-30

Publication	Publication Date	Title
PL200966A1 (en)	1978-07-17	ELECTRO-ACOUSTIC TRANSDUCER
FR2345048A1 (en)	1977-10-14	ELECTRO-ACOUSTIC TRANSDUCER MEMBRANE
NL7702968A (en)	1977-09-21	TRANSDUCER.
NL7903908A (en)	1979-11-26	ELECTRO-ACOUSTIC TRANSDUCER.
SE7703203L (en)	1977-09-23	SPEAKERS
SE7710241L (en)	1978-03-17	SOUND MATERED SKERORGAN
FR2472899B1 (en)	1985-09-13	ELECTRO-ACOUSTIC TRANSDUCER
ATA467577A (en)	1987-02-15	Force transducer
BE860942A (en)	1978-05-17	ACOUSTIC CONSTRUCTION ELEMENTS
SE7701417L (en)	1978-03-28	SPEAKERS
JPS5343514A (en)	1978-04-19	Electroacoustic transducer
IT1086574B (en)	1985-05-28	ELECTRODYNAMIC ACOUSTIC TRANSDUCER
IT1057208B (en)	1982-03-10	ELECTROACOUSTIC TRANSDUCER
BE863315A (en)	1978-05-16	TRANSDUCER
NL7703582A (en)	1977-10-04	ELECTRO-ACOUSTIC TRANSDUCER.
IT1080558B (en)	1985-05-16	ELECTROACOUSTIC TRANSDUCER
BE855622A (en)	1977-10-03	ULTRASOUND
SE7712174L (en)	1978-04-30	SPEAKERS
SE415624B (en)	1980-10-13	speaker
JPS5316621A (en)	1978-02-15	Electroacoustic transducer
DD130523A5 (en)	1978-04-05	SOUND SYSTEM
FR2350245A1 (en)	1977-12-02	ACOUSTIC BUOY
FR2340013A1 (en)	1977-08-26	ELECTROMAGNETIC ACOUSTIC TRANSDUCER
GB1546521A (en)	1979-05-23	Electroacoustic transducer
ATA846376A (en)	1978-08-15	SOUND ARRANGEMENT