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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 EP96830629A EP96830629A EP0783238A3 EP 0783238 A3 EP0783238 A3 EP 0783238A3 EP 96830629 A EP96830629 A EP 96830629A EP 96830629 A EP96830629 A EP 96830629A EP 0783238 A3 EP0783238 A3 EP 0783238A3
Authority
EP
European Patent Office
Prior art keywords
production
application
lound
speaker diaphragms
annular suspension
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Withdrawn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
EP96830629A
Other languages
German (de)
French (fr)
Other versions
EP0783238A2 (en
Inventor
Carlo Sancisi
Franco Tontini
Mirco Dal Pra
Giancarlo Dal Pra
Arnillo Mondo
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.)
Meal-Srl
Sipe Italiana Prodotti Elettromeccanici - SpA Soc
Original Assignee
Meal-Srl
Sipe Italiana Prodotti Elettromeccanici - SpA Soc
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
Application filed by Meal-Srl, Sipe Italiana Prodotti Elettromeccanici - SpA Soc filed Critical Meal-Srl
Publication of EP0783238A2 publication Critical patent/EP0783238A2/en
Publication of EP0783238A3 publication Critical patent/EP0783238A3/en
Withdrawn legal-status Critical Current

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
    • 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
    • H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
    • H04R2231/003—Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms
    • 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
    • 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
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

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.
EP96830629A 1995-12-22 1996-12-17 Method for the production and application of annular suspension edges of lound speaker diaphragms Withdrawn EP0783238A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT95MC000134A IT1281924B1 (en) 1995-12-22 1995-12-22 METHOD FOR MAKING AND APPLYING THE SUSPENSION RING EDGE OF THE SPEAKER MEMBRANES
ITMC950134 1995-12-22

Publications (2)

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

Family

ID=11357108

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96830629A 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 (7)

Country Link
EP (1) EP0783238A3 (en)
AR (1) AR005184A1 (en)
BR (1) BR9606142A (en)
CZ (1) CZ373896A3 (en)
HU (1) HUP9603491A3 (en)
IT (1) IT1281924B1 (en)
PL (1) PL317603A1 (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 sealing element placed on the front and method for producing such a loudspeaker
EP2879299B1 (en) 2002-05-03 2017-07-26 Harman International Industries, Incorporated 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
IT1281924B1 (en) 1998-03-03
ITMC950134A1 (en) 1997-06-22
ITMC950134A0 (en) 1995-12-22
HUP9603491A2 (en) 1997-07-28
PL317603A1 (en) 1997-06-23
CZ373896A3 (en) 1997-07-16
BR9606142A (en) 1998-11-03
EP0783238A2 (en) 1997-07-09
HUP9603491A3 (en) 1998-10-28
HU9603491D0 (en) 1997-02-28
AR005184A1 (en) 1999-04-14

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