GB2236541B - Speaker diaphragm - Google Patents

Speaker diaphragm

Info

Publication number
GB2236541B
GB2236541B GB9019476A GB9019476A GB2236541B GB 2236541 B GB2236541 B GB 2236541B GB 9019476 A GB9019476 A GB 9019476A GB 9019476 A GB9019476 A GB 9019476A GB 2236541 B GB2236541 B GB 2236541B
Authority
GB
United Kingdom
Prior art keywords
speaker diaphragm
diaphragm
speaker
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
GB9019476A
Other versions
GB2236541A (en
GB9019476D0 (en
Inventor
Koichi Miyata
Kazuo Kumagai
Koji Kobashi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of GB9019476D0 publication Critical patent/GB9019476D0/en
Publication of GB2236541A publication Critical patent/GB2236541A/en
Application granted granted Critical
Publication of GB2236541B publication Critical patent/GB2236541B/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/027—Diaphragms comprising metallic materials
    • 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
    • H04R7/127—Non-planar diaphragms or cones dome-shaped
GB9019476A 1989-09-08 1990-09-06 Speaker diaphragm Expired - Fee Related GB2236541B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23412389A JPH0396200A (en) 1989-09-08 1989-09-08 Diaphragm for speaker

Publications (3)

Publication Number Publication Date
GB9019476D0 GB9019476D0 (en) 1990-10-24
GB2236541A GB2236541A (en) 1991-04-10
GB2236541B true GB2236541B (en) 1993-07-14

Family

ID=16965996

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9019476A Expired - Fee Related GB2236541B (en) 1989-09-08 1990-09-06 Speaker diaphragm

Country Status (2)

Country Link
JP (1) JPH0396200A (en)
GB (1) GB2236541B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0638295A (en) * 1992-07-15 1994-02-10 Sumitomo Electric Ind Ltd Diaphragm for speaker and its manufacture
GB0500788D0 (en) * 2005-01-14 2005-02-23 Element Six Ltd Rigid three-dimensional components
GB201102547D0 (en) 2011-02-14 2011-03-30 Element Six Ltd Coated speaker dome and coated diamond products
JP2014233829A (en) * 2013-06-04 2014-12-15 正 太田 Die-cutting mold production method for thick object and hard object

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341589A2 (en) * 1988-05-09 1989-11-15 Kabushiki Kaisha Kenwood Method of and apparatus for manufacturing a crystalline diamond film for use as an acoustic diaphragm
JPH02175694A (en) * 1988-12-27 1990-07-06 Aisin Seiki Co Ltd Diamond coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341589A2 (en) * 1988-05-09 1989-11-15 Kabushiki Kaisha Kenwood Method of and apparatus for manufacturing a crystalline diamond film for use as an acoustic diaphragm
JPH02175694A (en) * 1988-12-27 1990-07-06 Aisin Seiki Co Ltd Diamond coating

Also Published As

Publication number Publication date
GB2236541A (en) 1991-04-10
JPH0396200A (en) 1991-04-22
GB9019476D0 (en) 1990-10-24

Similar Documents

Publication Publication Date Title
GB2232849B (en) Intra-concha type electroacoustic transducer
GB2232321B (en) An electro-acoustic transducer
EP0410352A3 (en) Loudspeaker system
GB9107549D0 (en) Diaphragm for speaker
GB2231473B (en) Loudspeaker horn
GB9026679D0 (en) Loudspeaker
GB2248363B (en) Speaker mounting arrangement
EP0256743A3 (en) Diaphragm for loudspeakers
GB2235851B (en) Microphone mounting
GB2236541B (en) Speaker diaphragm
GB9123833D0 (en) Loudspeaker
GB2231235B (en) Electroacoustical transducer
GB8928352D0 (en) Loudspeaker system
AP9000184A0 (en) Acoustic speaker device
GB2238206B (en) Speaker system
GB8906247D0 (en) Loudspeakers
GB2230677B (en) Cone-type speaker
ZA909139B (en) Audio loudspeakers
AU5389290A (en) Loudspeaker
GB8914228D0 (en) Microphones
AU107365S (en) Loudspeaker
AU107366S (en) Loudspeaker
GB8913883D0 (en) Loudspeakers
HU901896D0 (en) Loudspeaker unit
GB8918283D0 (en) An electroacoustic transducer

Legal Events

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

Effective date: 19950906