EP0783238A3 - Method for the production and application of annular suspension edges of lound speaker diaphragms - Google Patents

Method for the production and application of annular suspension edges of lound speaker diaphragms Download PDF

Info

Publication number
EP0783238A3
EP0783238A3 EP19960830629 EP96830629A EP0783238A3 EP 0783238 A3 EP0783238 A3 EP 0783238A3 EP 19960830629 EP19960830629 EP 19960830629 EP 96830629 A EP96830629 A EP 96830629A EP 0783238 A3 EP0783238 A3 EP 0783238A3
Authority
EP
Grant status
Application
Patent type
Prior art keywords
production
application
method
lound
speaker diaphragms
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.)
Withdrawn
Application number
EP19960830629
Other languages
German (de)
French (fr)
Other versions
EP0783238A2 (en )
Inventor
Pra Giancarlo Dal
Pra Mirco Dal
Arnillo Mondo
Carlo Sancisi
Franco Tontini
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.)
ME AL Srl
Meal-Srl
Sipe Italiana Prodotti Elettromeccanici - SpA Soc
SIPE Srl
Original Assignee
ME.AL.-S.R.L.
S.I.P.E. SOCIETA ITALIANA PRODOTTI ELETTROMECCANICI - S.P.A.
ME AL S R L
SIPE SRL
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

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2231/00Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
    • H04R2231/003Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006Interconnection of transducer parts
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00Diaphragms for electromechanical transducers; Cones
    • H04R7/16Mounting or tensioning of diaphragms or cones
    • H04R7/18Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

Abstract

This invention concerns a method for the production and application of annular suspension edges of loud speaker diaphragms according to which said annular edge is moulded directly on the edge of the diaphragm, which is pre-loaded in the edge mould.
EP19960830629 1995-12-22 1996-12-17 Method for the production and application of annular suspension edges of lound speaker diaphragms Withdrawn EP0783238A3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMC950134 1995-12-22
ITMC950134 1995-12-22

Publications (2)

Publication Number Publication Date
EP0783238A2 true EP0783238A2 (en) 1997-07-09
EP0783238A3 true true EP0783238A3 (en) 1998-07-01

Family

ID=11357108

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960830629 Withdrawn EP0783238A3 (en) 1995-12-22 1996-12-17 Method for the production and application of annular suspension edges of lound speaker diaphragms

Country Status (1)

Country Link
EP (1) EP0783238A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19925944C2 (en) 1999-06-08 2001-11-29 Harman Audio Electronic Sys Loudspeaker with a front mounted sealing element and method of manufacturing such a loudspeaker
KR100635022B1 (en) 2002-05-03 2006-10-16 하만인터내셔날인더스트리스인코포레이티드 Multi-channel downmixing device
US7876923B2 (en) 2006-02-27 2011-01-25 Finnegan Brendan J Loudspeaker gasketing
US8638975B2 (en) 2011-08-17 2014-01-28 Bose Corporation Wiper seal for passive radiator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2094701A (en) * 1981-02-05 1982-09-22 Matsushita Electric Ind Co Ltd Speaker diaphragm and method of manufacture
EP0552040A1 (en) * 1992-01-15 1993-07-21 Patrick Arthur Leach Method and apparatus for making a loudspeaker cone and surround assembly
US5319718A (en) * 1991-10-11 1994-06-07 Yocum Fred D Loudspeaker cone and method for making same
EP0632674A1 (en) * 1993-06-28 1995-01-04 Sony Corporation Diaphragm for use with an electro-acoustic transducer and method of producing the same
JPH07162991A (en) * 1993-10-14 1995-06-23 Sony Corp Vibrating member for speaker and its production

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2094701A (en) * 1981-02-05 1982-09-22 Matsushita Electric Ind Co Ltd Speaker diaphragm and method of manufacture
US5319718A (en) * 1991-10-11 1994-06-07 Yocum Fred D Loudspeaker cone and method for making same
EP0552040A1 (en) * 1992-01-15 1993-07-21 Patrick Arthur Leach Method and apparatus for making a loudspeaker cone and surround assembly
EP0632674A1 (en) * 1993-06-28 1995-01-04 Sony Corporation Diaphragm for use with an electro-acoustic transducer and method of producing the same
JPH07162991A (en) * 1993-10-14 1995-06-23 Sony Corp Vibrating member for speaker and its production

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 095, no. 009 31 October 1995 (1995-10-31) *

Also Published As

Publication number Publication date Type
EP0783238A2 (en) 1997-07-09 application

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