GB2070389A - Electroacoustic transducer - Google Patents

Electroacoustic transducer Download PDF

Info

Publication number
GB2070389A
GB2070389A GB8102900A GB8102900A GB2070389A GB 2070389 A GB2070389 A GB 2070389A GB 8102900 A GB8102900 A GB 8102900A GB 8102900 A GB8102900 A GB 8102900A GB 2070389 A GB2070389 A GB 2070389A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
electroacoustic transducer
equalizing element
damping discs
annular portion
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Withdrawn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
GB8102900A
Other languages
English (en)
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.)
RCF SpA
Original Assignee
RCF SpA
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 RCF SpA filed Critical RCF SpA
Publication of GB2070389A publication Critical patent/GB2070389A/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Withdrawn legal-status Critical Current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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • 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
    • 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
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GB8102900A 1980-01-30 1981-01-30 Electroacoustic transducer Withdrawn GB2070389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT46808/80A IT1154054B (it) 1980-01-30 1980-01-30 Trasduttore elettroacustico

Publications (1)

Publication Number Publication Date
GB2070389A true GB2070389A (en) 1981-09-03

Family

ID=11258965

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8102900A Withdrawn GB2070389A (en) 1980-01-30 1981-01-30 Electroacoustic transducer

Country Status (5)

Country Link
DE (1) DE3102977A1 (enExample)
ES (1) ES498869A0 (enExample)
FR (1) FR2474800A1 (enExample)
GB (1) GB2070389A (enExample)
IT (1) IT1154054B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0793216A3 (de) * 1996-02-29 1999-11-17 Svetlomir Alexandrov Druckkammertreiber
JP2016523469A (ja) * 2013-05-30 2016-08-08 シュアー アクイジッション ホールディングス インコーポレイテッドＳｈｕｒｅ Ａｃｑｕｉｓｉｔｉｏｎ Ｈｏｌｄｉｎｇｓ，Ｉｎｃ． マイクロホンダイヤフラム用スタビライザ

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19618898A1 (de) * 1996-05-10 1997-11-13 Nokia Deutschland Gmbh Lautsprecher

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0793216A3 (de) * 1996-02-29 1999-11-17 Svetlomir Alexandrov Druckkammertreiber
JP2016523469A (ja) * 2013-05-30 2016-08-08 シュアー アクイジッション ホールディングス インコーポレイテッドＳｈｕｒｅ Ａｃｑｕｉｓｉｔｉｏｎ Ｈｏｌｄｉｎｇｓ，Ｉｎｃ． マイクロホンダイヤフラム用スタビライザ

Also Published As

Publication number Publication date
DE3102977A1 (de) 1981-11-26
FR2474800A1 (fr) 1981-07-31
IT1154054B (it) 1987-01-21
ES8202234A1 (es) 1982-01-01
IT8046808A1 (it) 1981-07-30
ES498869A0 (es) 1982-01-01
IT8046808A0 (it) 1980-01-30
FR2474800B3 (enExample) 1983-11-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)