GB2115645B - Speaker diaphragm - Google Patents

Speaker diaphragm

Info

Publication number
GB2115645B
GB2115645B GB08221939A GB8221939A GB2115645B GB 2115645 B GB2115645 B GB 2115645B GB 08221939 A GB08221939 A GB 08221939A GB 8221939 A GB8221939 A GB 8221939A GB 2115645 B GB2115645 B GB 2115645B
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
Application number
GB08221939A
Other languages
English (en)
Other versions
GB2115645A (en
Inventor
Tsunehiro Tsukagoshi
Shinichi Yokozeki
Sumio Hagiwara
Toshikazu Yoshino
Yasuyuki Arai
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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.)
Filing date
Publication date
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of GB2115645A publication Critical patent/GB2115645A/en
Application granted granted Critical
Publication of GB2115645B publication Critical patent/GB2115645B/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
GB08221939A 1981-07-31 1982-07-29 Speaker diaphragm Expired GB2115645B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12118081A JPS5821997A (ja) 1981-07-31 1981-07-31 スピ−カ用振動板

Publications (2)

Publication Number Publication Date
GB2115645A GB2115645A (en) 1983-09-07
GB2115645B true GB2115645B (en) 1985-06-26

Family

ID=14804824

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08221939A Expired GB2115645B (en) 1981-07-31 1982-07-29 Speaker diaphragm

Country Status (4)

Country Link
JP (1) JPS5821997A (ja)
DE (1) DE3228592C2 (ja)
FR (1) FR2510857A1 (ja)
GB (1) GB2115645B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.
US5149470A (en) * 1988-08-24 1992-09-22 Mitsubishi Pencil Co., Ltd. Method of making a diaphragm of carbonaceous material
DE3831706A1 (de) * 1988-09-17 1990-03-22 Bayer Ag Membran fuer lautsprecher
JPH02243097A (ja) * 1989-01-20 1990-09-27 Mitsubishi Pencil Co Ltd 全炭素質音響機器用振動板の製造法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2046274B (en) * 1979-03-23 1983-03-30 Pioneer Electronic Corp Moulding compositions and acoustic articles moulded therefrom
US4404315A (en) * 1979-05-05 1983-09-13 Pioneer Electronic Corporation Molding compositions and diaphragms, arm pipes and head shells molded therefrom

Also Published As

Publication number Publication date
GB2115645A (en) 1983-09-07
DE3228592A1 (de) 1983-03-03
JPS639798B2 (ja) 1988-03-02
DE3228592C2 (de) 1986-04-24
JPS5821997A (ja) 1983-02-09
FR2510857B1 (ja) 1985-01-11
FR2510857A1 (fr) 1983-02-04

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Legal Events

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