GB2327903B - Speaker cone - Google Patents

Speaker cone

Info

Publication number
GB2327903B
GB2327903B GB9825783A GB9825783A GB2327903B GB 2327903 B GB2327903 B GB 2327903B GB 9825783 A GB9825783 A GB 9825783A GB 9825783 A GB9825783 A GB 9825783A GB 2327903 B GB2327903 B GB 2327903B
Authority
GB
United Kingdom
Prior art keywords
speaker cone
speaker
cone
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.)
Expired - Fee Related
Application number
GB9825783A
Other versions
GB9825783D0 (en
GB2327903A (en
Inventor
John Cameron
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.)
Kurt Mueller
Original Assignee
Kurt Mueller
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 Kurt Mueller filed Critical Kurt Mueller
Priority to GB9825783A priority Critical patent/GB2327903B/en
Publication of GB9825783D0 publication Critical patent/GB9825783D0/en
Publication of GB2327903A publication Critical patent/GB2327903A/en
Application granted granted Critical
Publication of GB2327903B publication Critical patent/GB2327903B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14467—Joining articles or parts of a single article
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3418—Loud speakers
    • 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
    • H04R2231/001—Moulding aspects of diaphragm or surround
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB9825783A 1997-10-14 1997-10-14 Speaker cone Expired - Fee Related GB2327903B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9825783A GB2327903B (en) 1997-10-14 1997-10-14 Speaker cone

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9825783A GB2327903B (en) 1997-10-14 1997-10-14 Speaker cone
GB9721644A GB2328177B (en) 1997-10-14 1997-10-14 Speaker cone

Publications (3)

Publication Number Publication Date
GB9825783D0 GB9825783D0 (en) 1999-01-20
GB2327903A GB2327903A (en) 1999-02-10
GB2327903B true GB2327903B (en) 2000-01-12

Family

ID=10820448

Family Applications (4)

Application Number Title Priority Date Filing Date
GBGB9621644.5A Pending GB9621644D0 (en) 1996-10-17 1996-10-17 Cistern bag
GB9825783A Expired - Fee Related GB2327903B (en) 1997-10-14 1997-10-14 Speaker cone
GB9825782A Expired - Fee Related GB2327902B (en) 1997-10-14 1997-10-14 Speaker cone
GB9721644A Expired - Fee Related GB2328177B (en) 1997-10-14 1997-10-14 Speaker cone

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9621644.5A Pending GB9621644D0 (en) 1996-10-17 1996-10-17 Cistern bag

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB9825782A Expired - Fee Related GB2327902B (en) 1997-10-14 1997-10-14 Speaker cone
GB9721644A Expired - Fee Related GB2328177B (en) 1997-10-14 1997-10-14 Speaker cone

Country Status (1)

Country Link
GB (4) GB9621644D0 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961378A (en) * 1973-01-19 1976-06-08 White Stanley F Cone construction for loudspeaker
GB2098535A (en) * 1979-04-02 1982-11-24 Incoe Corp Multi-cavity mould die assembly
GB2228391A (en) * 1989-02-10 1990-08-22 Pioneer Electronic Corp Metal mold for loudspeaker diaphragm
EP0492914A2 (en) * 1990-12-20 1992-07-01 Leach, Patrick Arthur Loudspeaker cone and surround assembly
GB2273678A (en) * 1992-01-15 1994-06-29 Patrick Arthur Leach Method and apparatus for making a loudspeaker cone and surround assembly
JPH06270196A (en) * 1993-03-18 1994-09-27 Bridgestone Corp Integrally molding method for cone and edge for speaker
EP0632675A1 (en) * 1993-06-28 1995-01-04 Matsushita Electric Industrial Co., Ltd. Diaphragm-edge integral moldings for speakers, acoustic transducers comprising same and method for fabricating same
US5455396A (en) * 1993-03-25 1995-10-03 Jbl Incorporated Temperature/environment-resistant transducer suspension

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB835440A (en) * 1956-10-31 1960-05-18 John Alfred Charles Kavanagh Improvements in or relating to injection moulding apparatus
DE7925593U1 (en) * 1979-09-10 1980-02-28 Deutsche Semperit Gmbh, 8000 Muenchen SPEAKER MEMBRANE
CA1239515A (en) * 1985-09-13 1988-07-26 Jobst U. Gellert Injection molding manifold system having balanced bridging manifold
US5650105A (en) * 1994-05-24 1997-07-22 Yocum; Fred D. Method for making a loudspeaker cone with an integral surround
GB2307660A (en) * 1995-12-01 1997-06-04 Descalite Chemical Ind Ltd Injection moulding technique for thermoplastic vehicle number plates

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961378A (en) * 1973-01-19 1976-06-08 White Stanley F Cone construction for loudspeaker
GB2098535A (en) * 1979-04-02 1982-11-24 Incoe Corp Multi-cavity mould die assembly
GB2228391A (en) * 1989-02-10 1990-08-22 Pioneer Electronic Corp Metal mold for loudspeaker diaphragm
EP0492914A2 (en) * 1990-12-20 1992-07-01 Leach, Patrick Arthur Loudspeaker cone and surround assembly
GB2273678A (en) * 1992-01-15 1994-06-29 Patrick Arthur Leach Method and apparatus for making a loudspeaker cone and surround assembly
JPH06270196A (en) * 1993-03-18 1994-09-27 Bridgestone Corp Integrally molding method for cone and edge for speaker
US5455396A (en) * 1993-03-25 1995-10-03 Jbl Incorporated Temperature/environment-resistant transducer suspension
EP0632675A1 (en) * 1993-06-28 1995-01-04 Matsushita Electric Industrial Co., Ltd. Diaphragm-edge integral moldings for speakers, acoustic transducers comprising same and method for fabricating same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WPI Abstract Accession No. 94-346618/199443 & JP 6270196 A (BRIDGESTONE...) 27.09.94 (see abstract) *

Also Published As

Publication number Publication date
GB2328177A (en) 1999-02-17
GB2327902A (en) 1999-02-10
GB9621644D0 (en) 1996-12-11
GB9825783D0 (en) 1999-01-20
GB2327903A (en) 1999-02-10
GB9721644D0 (en) 1997-12-10
GB2328177B (en) 2000-01-12
GB9825782D0 (en) 1999-01-20
GB2327902B (en) 2000-01-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011014