DE2554158C3 - Membran für einen elektroakustischen Wandler und Verfahren zu ihrer Herstellung - Google Patents

Membran für einen elektroakustischen Wandler und Verfahren zu ihrer Herstellung

Info

Publication number
DE2554158C3
DE2554158C3 DE2554158A DE2554158A DE2554158C3 DE 2554158 C3 DE2554158 C3 DE 2554158C3 DE 2554158 A DE2554158 A DE 2554158A DE 2554158 A DE2554158 A DE 2554158A DE 2554158 C3 DE2554158 C3 DE 2554158C3
Authority
DE
Germany
Prior art keywords
mica
platelets
membrane
layer
binder
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
DE2554158A
Other languages
German (de)
English (en)
Other versions
DE2554158A1 (de
DE2554158B2 (de
Inventor
Ichimatsu Kishimoto
Masaaki Nakama Matsushima
Ituro Sonoda
Kenzabro Nakama Yamachika
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.)
OKABE MICA CO Ltd NAKAMA FUKUOKA (JAPAN)
Original Assignee
OKABE MICA CO Ltd NAKAMA FUKUOKA (JAPAN)
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 OKABE MICA CO Ltd NAKAMA FUKUOKA (JAPAN) filed Critical OKABE MICA CO Ltd NAKAMA FUKUOKA (JAPAN)
Publication of DE2554158A1 publication Critical patent/DE2554158A1/de
Publication of DE2554158B2 publication Critical patent/DE2554158B2/de
Application granted granted Critical
Publication of DE2554158C3 publication Critical patent/DE2554158C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE2554158A 1974-12-17 1975-12-02 Membran für einen elektroakustischen Wandler und Verfahren zu ihrer Herstellung Expired DE2554158C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14410874A JPS5427250B2 (https=) 1974-12-17 1974-12-17

Publications (3)

Publication Number Publication Date
DE2554158A1 DE2554158A1 (de) 1976-06-24
DE2554158B2 DE2554158B2 (de) 1979-05-10
DE2554158C3 true DE2554158C3 (de) 1980-01-03

Family

ID=15354360

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2554158A Expired DE2554158C3 (de) 1974-12-17 1975-12-02 Membran für einen elektroakustischen Wandler und Verfahren zu ihrer Herstellung

Country Status (4)

Country Link
US (1) US4026384A (https=)
JP (1) JPS5427250B2 (https=)
DE (1) DE2554158C3 (https=)
GB (1) GB1493298A (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5278425A (en) * 1975-12-24 1977-07-01 Sanyo Electric Co Ltd Diaphragm for speaker
US4129195A (en) * 1975-12-24 1978-12-12 Sanyo Electric Co., Ltd. Diaphragm for speaker
DE3265340D1 (en) * 1981-03-20 1985-09-19 Kuraray Co Diaphragm for an electro-acoustic transducer
JPS57199397A (en) * 1981-06-01 1982-12-07 Pioneer Electronic Corp Diaphragm with flame resistance
US4487877A (en) * 1981-12-07 1984-12-11 Matsushita Electric Industrial Co., Ltd. Diaphragm for loudspeaker
US4471085A (en) * 1982-03-08 1984-09-11 Matsushita Electric Industrial Co., Ltd. Diaphragm material for loudspeakers
JP3721478B2 (ja) * 1996-04-12 2005-11-30 フオスター電機株式会社 スピーカ用振動板
JP2002300691A (ja) * 2001-04-02 2002-10-11 Tohoku Pioneer Corp スピーカ用振動板およびその製造方法
CN102582182B (zh) * 2012-03-15 2015-08-19 楼氏国际采购中心（马来西亚）私人有限公司 微型电声换能器
CN112144318B (zh) * 2020-09-24 2023-03-31 湖北中天云母制品股份有限公司 一种超长云母纸的制造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1192833A (en) * 1915-11-18 1916-07-25 John A Steurer Sound-box.
US2760879A (en) * 1953-03-30 1956-08-28 Farnam Mfg Co Inc Reconstituted mica sheet
US3226286A (en) * 1961-11-07 1965-12-28 Budd Co Dehydrated mica products and method of making same
US3880972A (en) * 1972-10-13 1975-04-29 New England Mica Company Process for manufacturing mica sheet composites
US3930130A (en) * 1973-09-21 1975-12-30 Union Carbide Corp Carbon fiber strengthened speaker cone

Also Published As

Publication number Publication date
JPS5170631A (https=) 1976-06-18
DE2554158A1 (de) 1976-06-24
DE2554158B2 (de) 1979-05-10
US4026384A (en) 1977-05-31
JPS5427250B2 (https=) 1979-09-08
GB1493298A (en) 1977-11-30

Similar Documents

Publication Publication Date Title
DE69427942T2 (de) Membran-Sicke-integrierte Formkörper für Lautsprecher, akustische Wandler damit und Verfahren zu ihrer Herstellung
DE2554158C3 (de) Membran für einen elektroakustischen Wandler und Verfahren zu ihrer Herstellung
DE68926494T2 (de) Schallschutz-Materialien
DE69508270T4 (de) Verfahren zur darstellung eines aufgeblätterten vermiculits zur herstellung eines endproduktes
DE69111297T2 (de) Verfahren zur Herstellung einer akustichen Membran.
DE3211474C2 (de) Geformte Gegenstände aus Kohlenstoffasern enthaltendem porösen Kohlenstoff, sowie Verfahren zu ihrer Herstellung
DE19539309C2 (de) Schallschutz- bzw. Schalldämmstoff, Bauplatte daraus sowie Verfahren zu dessen bzw. deren Herstellung
DE3545793C2 (https=)
DE2853022A1 (de) Verfahren zur herstellung eines diaphragmas fuer eine akustische vorrichtung
DE69924440T2 (de) Prepreg, mehrschichtige gedruckte Schaltungsplatte und Verfahren zu seiner Herstellung
DE69908530T2 (de) Synthetisches Papier aus vollaromatischen Polyamidfasern
DE3307946C2 (https=)
DE68904582T2 (de) Elektroakoustische membran und verfahren zur herstellung.
DE3346539A1 (de) Verfahren zur herstellung einer whisker-vorform fuer ein verbundmaterial
DE69228662T2 (de) Verfahren zur Herstellung von faserverstärkten Kunststoffplatten aus Polypropylen
DE3305530C2 (https=)
DE3125751C2 (de) Verfahren zur Herstellung von Batterieseparator-Material
DE3921622A1 (de) Verfahren zur herstellung eines voll kohlenstoffhaltigen diaphragmas fuer eine akustikanlage
DE69124024T2 (de) Verfahren zur Herstellung einer akustischen Membran
DE3220369C2 (https=)
DE1560817B1 (de) Verfahren zur Herstellung insbesondere plattenf¦rmiger por¦ser Formk¦rper aus Glas- oder Mineralfasern u. dgl. sowie einem heisshärtbaren Bindemittel
DE2166448C3 (de) Basismaterial für gedruckte Schaltungen und Verfahren zu seiner Herstellung
DE3830135A1 (de) Verfahren zur herstellung einer akustischen kohlenstoffmembran
DE2720699A1 (de) Verfahren zur herstellung eines faserverstaerkten verbundwerkstoffes
DE2003815B1 (de) Membran fuer Lautsprecher und Verfahren zu deren Herstellung

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZEL, W., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN