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GB1380914A - Diaphragm assemblies for electro-acoustic transducers - Google Patents

Diaphragm assemblies for electro-acoustic transducers

Info

Publication number
GB1380914A
GB1380914A GB33171*[A GB33171A GB1380914A GB 1380914 A GB1380914 A GB 1380914A GB 33171 A GB33171 A GB 33171A GB 1380914 A GB1380914 A GB 1380914A
Authority
GB
United Kingdom
Prior art keywords
dome
surround
annular
tags
see
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
GB33171*[A
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.)
ROLA CELESTION Ltd
Original Assignee
ROLA CELESTION 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 ROLA CELESTION Ltd filed Critical ROLA CELESTION Ltd
Priority to GB33171*[A priority Critical patent/GB1380914A/en
Priority to NO04781/71A priority patent/NO130255B/no
Priority to IT55019/71A priority patent/IT945663B/it
Priority to CH1911171A priority patent/CH545053A/de
Priority to FI3744/71A priority patent/FI57507C/fi
Priority to DE2165572A priority patent/DE2165572C3/de
Priority to DE19712166848 priority patent/DE2166848A1/de
Priority to AT1126671A priority patent/AT326744B/de
Priority to BE777617A priority patent/BE777617A/xx
Priority to FR7200005A priority patent/FR2121536B1/fr
Priority to US00215332A priority patent/US3780232A/en
Priority to NL7200036A priority patent/NL7200036A/xx
Priority to DK2872AA priority patent/DK138148B/da
Priority to ES398583A priority patent/ES398583A1/es
Priority to SE7200063A priority patent/SE379474C/xx
Priority to IE2/72A priority patent/IE35948B1/xx
Publication of GB1380914A publication Critical patent/GB1380914A/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
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/22—Clamping rim of diaphragm or cone against seating

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
GB33171*[A 1971-01-04 1971-01-04 Diaphragm assemblies for electro-acoustic transducers Expired GB1380914A (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB33171*[A GB1380914A (en) 1971-01-04 1971-01-04 Diaphragm assemblies for electro-acoustic transducers
NO04781/71A NO130255B (xx) 1971-01-04 1971-12-22
IT55019/71A IT945663B (it) 1971-01-04 1971-12-27 Perfezionamento negli altoparlanti per frequenze medie
CH1911171A CH545053A (de) 1971-01-04 1971-12-29 Elektroakustischer Wandler
FI3744/71A FI57507C (fi) 1971-01-04 1971-12-30 Membranorgan foer hoegtalare
DE2165572A DE2165572C3 (de) 1971-01-04 1971-12-30 Lautsprechermembran
DE19712166848 DE2166848A1 (de) 1971-01-04 1971-12-30 Elektroakustischer wandler
AT1126671A AT326744B (de) 1971-01-04 1971-12-30 Membran für einen elektroakustischen wandler
BE777617A BE777617A (fr) 1971-01-04 1971-12-31 Perfectionnements relatifs aux systemes de haut-parleurs
FR7200005A FR2121536B1 (xx) 1971-01-04 1972-01-03
US00215332A US3780232A (en) 1971-01-04 1972-01-04 Loudspeaker diaphragm
NL7200036A NL7200036A (xx) 1971-01-04 1972-01-04
DK2872AA DK138148B (da) 1971-01-04 1972-01-04 Membrananordning til en elektroakustisk transducer.
ES398583A ES398583A1 (es) 1971-01-04 1972-01-04 Perfeccionamientos en la construccion de transductores e- lectroacusticos.
SE7200063A SE379474C (sv) 1971-01-04 1972-01-04 Membranorgan
IE2/72A IE35948B1 (en) 1971-01-04 1972-01-04 Improvements in or relating to diaphragm assemblies for electroacoustic transducers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33171*[A GB1380914A (en) 1971-01-04 1971-01-04 Diaphragm assemblies for electro-acoustic transducers

Publications (1)

Publication Number Publication Date
GB1380914A true GB1380914A (en) 1975-01-15

Family

ID=9702509

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33171*[A Expired GB1380914A (en) 1971-01-04 1971-01-04 Diaphragm assemblies for electro-acoustic transducers

Country Status (15)

Country Link
US (1) US3780232A (xx)
AT (1) AT326744B (xx)
BE (1) BE777617A (xx)
CH (1) CH545053A (xx)
DE (2) DE2166848A1 (xx)
DK (1) DK138148B (xx)
ES (1) ES398583A1 (xx)
FI (1) FI57507C (xx)
FR (1) FR2121536B1 (xx)
GB (1) GB1380914A (xx)
IE (1) IE35948B1 (xx)
IT (1) IT945663B (xx)
NL (1) NL7200036A (xx)
NO (1) NO130255B (xx)
SE (1) SE379474C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2525429A (en) * 2014-04-24 2015-10-28 Funktion One Res Loudspeaker

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1531791A (en) * 1976-03-17 1978-11-08 Rank Organisation Ltd Transducers
JPS5414726A (en) * 1977-07-06 1979-02-03 Hitachi Ltd Dome type speaker
DE2941644C2 (de) * 1978-10-17 1982-11-11 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Lautsprechermembran und Verfahren zu ihrer Herstellung
DE2905566A1 (de) * 1979-02-14 1980-08-28 Standard Elektrik Lorenz Ag Universelles kalottenlautsprecher- bauelement
CH639707A5 (de) * 1979-08-16 1983-11-30 Staeubli Ag Rotationsschaftmaschine.
JPS6042558Y2 (ja) * 1980-04-17 1985-12-27 ソニー株式会社 スピ−カ
US4433214A (en) * 1981-12-24 1984-02-21 Motorola, Inc. Acoustical transducer with a slotted piston suspension
DE3722832A1 (de) * 1987-07-03 1989-01-12 Electronic Werke Deutschland Membran fuer einen lautsprecher
US5357587A (en) * 1992-12-23 1994-10-18 Grodinsky Robert M Distortion reduction in loudspeakers
JP3140895B2 (ja) * 1993-10-08 2001-03-05 パイオニア株式会社 スピーカ装置
AT414069B (de) * 1999-04-22 2006-08-15 Akg Acoustics Gmbh Elektroakustischer wandler für extreme druckbelastungen
US6724910B1 (en) 1999-10-04 2004-04-20 Harman International Industries, Incorporated Diaphragm stable through hygroscopic cycling
US6351544B1 (en) 1999-12-10 2002-02-26 Harman International Industries Incorporated Regressively hinged spider
JP2002152885A (ja) * 2000-11-14 2002-05-24 Sony Corp スピーカ装置
DE60303189T2 (de) * 2003-09-11 2006-08-24 Akg Acoustics Gmbh Dynamischer elektroakustischer Wandler, insbesondere kleiner Lautsprecher
EP1694094A1 (en) * 2005-02-18 2006-08-23 AKG Acoustics GmbH Membrane for a dynamic converter
AU2007231525A1 (en) * 2006-03-28 2007-10-04 Immersion Technology Property Limited Loudspeaker system with acoustic equalisation
US8848960B2 (en) * 2008-05-21 2014-09-30 Genus Audio Corp. Speaker
CN103085338B (zh) * 2013-01-21 2014-12-10 宁海县雁苍山电力建设有限公司 模压组合纸卷筒的制造方法
CN204929237U (zh) * 2015-07-31 2015-12-30 常州美欧电子有限公司 移动终端

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US685429A (en) * 1901-02-05 1901-10-29 George Osten Diaphragm for acoustical apparatus.
GB385286A (en) * 1930-03-17 1932-12-22 Walter Greppert Improvements in and relating to diaphragms, more particularly for sound boxes of talking machines
US2442791A (en) * 1945-09-07 1948-06-08 Bell Telephone Labor Inc Acoustic device
GB763974A (en) * 1953-10-14 1956-12-19 Koepenick Funkwerk Veb Electro-acoustic transducer of the moving coil type
US2974204A (en) * 1954-07-06 1961-03-07 Kane Corp Du Transducer
AT193449B (de) * 1955-09-30 1957-11-25 Siemens Ag Metallmembran
DE1107712B (de) * 1958-12-31 1961-05-31 Sennheiser Electronic Verfahren zur Herstellung einer Membran
US3033945A (en) * 1959-05-01 1962-05-08 Ar Inc Voice coil and diaphragm support for high frequency loud-speaker
US3328537A (en) * 1964-01-09 1967-06-27 Hecht William High frequency sound translating device
AT274080B (de) * 1967-07-05 1969-09-10 Philips Nv Schallwandler mit einer Schaumstoffmembran

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2525429A (en) * 2014-04-24 2015-10-28 Funktion One Res Loudspeaker
US9532144B2 (en) 2014-04-24 2016-12-27 Funktion One Research Loudspeaker

Also Published As

Publication number Publication date
BE777617A (fr) 1972-04-17
DE2166848A1 (de) 1976-03-11
NL7200036A (xx) 1972-07-06
DK138148B (da) 1978-07-17
CH545053A (de) 1973-11-30
FR2121536A1 (xx) 1972-08-25
FI57507B (fi) 1980-04-30
DK138148C (xx) 1979-01-08
SE379474C (sv) 1981-05-04
IE35948B1 (en) 1976-07-07
US3780232A (en) 1973-12-18
AT326744B (de) 1975-12-29
IE35948L (en) 1972-07-04
SE379474B (xx) 1975-10-06
FI57507C (fi) 1980-08-11
DE2165572A1 (de) 1972-07-20
ES398583A1 (es) 1974-09-16
DE2165572C3 (de) 1981-06-19
NO130255B (xx) 1974-07-29
FR2121536B1 (xx) 1979-08-03
DE2165572B2 (de) 1975-11-06
IT945663B (it) 1973-05-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee