FR2236332A1 - - Google Patents

Info

Publication number
FR2236332A1
FR2236332A1 FR7422990A FR7422990A FR2236332A1 FR 2236332 A1 FR2236332 A1 FR 2236332A1 FR 7422990 A FR7422990 A FR 7422990A FR 7422990 A FR7422990 A FR 7422990A FR 2236332 A1 FR2236332 A1 FR 2236332A1
Authority
FR
France
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.)
Granted
Application number
FR7422990A
Other languages
French (fr)
Other versions
FR2236332B1 (enrdf_load_stackoverflow
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.)
Sony Corp
Original Assignee
Sony 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
Priority claimed from JP1973078632U external-priority patent/JPS5351154Y2/ja
Priority claimed from JP13559173U external-priority patent/JPS5432905Y2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of FR2236332A1 publication Critical patent/FR2236332A1/fr
Application granted granted Critical
Publication of FR2236332B1 publication Critical patent/FR2236332B1/fr
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
    • H04R7/16—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
FR7422990A 1973-07-02 1974-07-02 Expired FR2236332B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1973078632U JPS5351154Y2 (enrdf_load_stackoverflow) 1973-07-02 1973-07-02
JP13559173U JPS5432905Y2 (enrdf_load_stackoverflow) 1973-11-24 1973-11-24

Publications (2)

Publication Number Publication Date
FR2236332A1 true FR2236332A1 (enrdf_load_stackoverflow) 1975-01-31
FR2236332B1 FR2236332B1 (enrdf_load_stackoverflow) 1981-05-22

Family

ID=26419686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7422990A Expired FR2236332B1 (enrdf_load_stackoverflow) 1973-07-02 1974-07-02

Country Status (8)

Country Link
BR (1) BR7405447D0 (enrdf_load_stackoverflow)
CA (1) CA999964A (enrdf_load_stackoverflow)
DE (1) DE2431571C2 (enrdf_load_stackoverflow)
FR (1) FR2236332B1 (enrdf_load_stackoverflow)
GB (1) GB1442468A (enrdf_load_stackoverflow)
IT (1) IT1015633B (enrdf_load_stackoverflow)
NL (1) NL7408966A (enrdf_load_stackoverflow)
NO (1) NO140846C (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8712014U1 (de) * 1987-09-04 1987-10-29 Chen, Ding Pang, Taipeh/T'ai-pei Umfangselement für einen Lautsprecher
JPH07101959B2 (ja) * 1990-06-29 1995-11-01 オンキヨー株式会社 スピーカ用振動板の接着方法
DE4041858A1 (de) * 1990-12-24 1992-07-02 Nokia Unterhaltungselektronik Antriebssystem fuer langhubige tieftonlautsprecher
DE4111748A1 (de) * 1991-04-11 1992-10-15 Nokia Deutschland Gmbh Lautsprecher mit sicke und (einbauab-) dichtung vereinigenden bauteil
WO1999020722A2 (en) 1997-10-23 1999-04-29 The Procter & Gamble Company Fatty acids, soaps, surfactant systems, and consumer products based thereon
US6890894B2 (en) 2000-02-22 2005-05-10 The Procter & Gamble Company Fatty acids, soaps surfactant systems, and consumer products based thereon
US9427540B2 (en) * 2005-11-08 2016-08-30 Carefusion 207, Inc. High frequency oscillator ventilator
JP4231879B2 (ja) * 2006-07-20 2009-03-04 ホシデン株式会社 圧電型電気音響変換器
US9277303B2 (en) * 2014-01-22 2016-03-01 Bose Corporation Treatment for loudspeaker suspension element fabric

Also Published As

Publication number Publication date
DE2431571C2 (de) 1983-09-22
AU7057574A (en) 1976-01-08
DE2431571A1 (de) 1975-01-30
IT1015633B (it) 1977-05-20
FR2236332B1 (enrdf_load_stackoverflow) 1981-05-22
NO140846C (no) 1979-11-21
CA999964A (en) 1976-11-16
BR7405447D0 (pt) 1975-04-15
NO140846B (no) 1979-08-13
NL7408966A (nl) 1975-01-06
GB1442468A (en) 1976-07-14
NO742399L (enrdf_load_stackoverflow) 1975-01-27

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Legal Events

Date Code Title Description
ST Notification of lapse