EP0193886A3 - Membrane for a plane loudspeaker - Google Patents

Membrane for a plane loudspeaker Download PDF

Info

Publication number
EP0193886A3
EP0193886A3 EP86102605A EP86102605A EP0193886A3 EP 0193886 A3 EP0193886 A3 EP 0193886A3 EP 86102605 A EP86102605 A EP 86102605A EP 86102605 A EP86102605 A EP 86102605A EP 0193886 A3 EP0193886 A3 EP 0193886A3
Authority
EP
European Patent Office
Prior art keywords
membrane
plane loudspeaker
loudspeaker
plane
shaped
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Withdrawn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
EP86102605A
Other languages
German (de)
French (fr)
Other versions
EP0193886A2 (en
Inventor
Leonhard Kreitmeier
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.)
Nokia Deutschland GmbH
Original Assignee
Nokia Unterhaltungselektronik Deutschland GmbH
Standard Elektrik Lorenz AG
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 Nokia Unterhaltungselektronik Deutschland GmbH, Standard Elektrik Lorenz AG filed Critical Nokia Unterhaltungselektronik Deutschland GmbH
Publication of EP0193886A2 publication Critical patent/EP0193886A2/en
Publication of EP0193886A3 publication Critical patent/EP0193886A3/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Withdrawn legal-status Critical Current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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • 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

Abstract

Die neue Planarmembran besteht aus einer im wesentlichen konusförmigen Kunststoffolie (7), in welche bis zur plattenförmigen Abstrahlschicht (8) reichende Stützelemente (9) eingeprägt sind. The new planar membrane essentially consists of one cone-shaped plastic film (7), in which to the plate-shaped Radiating layer (8) reaching support elements (9) are embossed are.

EP86102605A 1985-03-05 1986-02-28 Membrane for a plane loudspeaker Withdrawn EP0193886A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3507726 1985-03-05
DE19853507726 DE3507726A1 (en) 1985-03-05 1985-03-05 MEMBRANE FOR PLANAR SPEAKER

Publications (2)

Publication Number Publication Date
EP0193886A2 EP0193886A2 (en) 1986-09-10
EP0193886A3 true EP0193886A3 (en) 1988-01-27

Family

ID=6264233

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86102605A Withdrawn EP0193886A3 (en) 1985-03-05 1986-02-28 Membrane for a plane loudspeaker

Country Status (5)

Country Link
US (1) US4764968A (en)
EP (1) EP0193886A3 (en)
DE (1) DE3507726A1 (en)
DK (1) DK97486A (en)
NO (1) NO860671L (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641760A1 (en) * 1986-12-06 1988-06-16 Electronic Werke Deutschland SPEAKER
CA2084787C (en) * 1990-06-08 2003-05-27 Simon Paul Carrington Loudspeakers
US5848173A (en) * 1995-03-30 1998-12-08 Pioneer Electronic Corporation Surroundless loudspeaker
US5734734A (en) * 1995-12-29 1998-03-31 Proni; Lucio Audio voice coil adaptor ring
DE19747955C2 (en) * 1997-10-30 2002-11-07 Harman Audio Electronic Sys speaker
US6501844B2 (en) 2000-12-08 2002-12-31 Jl Audio, Inc. Loudspeaker and method of assembling same
US6496590B2 (en) 2000-12-08 2002-12-17 Jl Audio, Inc. Loudspeaker with improved diaphragm
US7333620B2 (en) * 2003-04-09 2008-02-19 Harman International Industries, Incorporated Acoustic transducer with mechanical balancing
JP4610890B2 (en) * 2003-12-24 2011-01-12 パイオニア株式会社 Speaker device
JP2006157840A (en) * 2004-10-25 2006-06-15 Pioneer Electronic Corp Speaker device
US8111868B2 (en) * 2006-08-24 2012-02-07 Pioneer Corporation Speaker device
GB2479941A (en) * 2010-04-30 2011-11-02 Gp Acoustics Stiffened loudspeaker diaphragm
USD856981S1 (en) * 2016-09-23 2019-08-20 Tymphany Hk Limited Waveguide for a loudspeaker
US10244322B2 (en) * 2016-10-11 2019-03-26 YG Acoustics LLC Space frame reinforced tweeter dome
GB2599605B (en) * 2019-08-23 2022-09-28 Tymphany Acoustic Tech Ltd Method of manufacturing a diaphragm for an audio transducer

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB301437A (en) * 1919-11-18 1928-11-27 Adrain Francis Sykes Improvements in electrodynamic loudspeakers
DE709710C (en) * 1935-02-16 1941-08-25 Zeiss Ikon Akt Ges Membrane for acoustic devices
FR1348004A (en) * 1962-01-15 1964-01-04 Akg Akustische Kino Geraete Diaphragm for acoustic devices
GB2010637A (en) * 1977-11-26 1979-06-27 Sony Corp Diaphragm for loudspeaker
GB2079564A (en) * 1978-08-18 1982-01-20 Sony Corp Loudspeaker diaphragms
GB2114397A (en) * 1982-02-04 1983-08-17 Philips Nv Flat-diaphragm electrodynamic transducer

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL24326C (en) * 1927-11-07
US2845135A (en) * 1955-09-26 1958-07-29 Arthur Blumenfeld Auxiliary wave propagating and directing attachment for loudspeaker diaphragms
US3153463A (en) * 1961-08-30 1964-10-20 Muter Company Compound loudspeaker diaphragm
US3213209A (en) * 1962-08-07 1965-10-19 Eduart R Doelitzsch Loudspeaker
JPS5343515A (en) * 1976-09-30 1978-04-19 Matsushita Electric Ind Co Ltd Diaphragm for speaker
JPS5379525A (en) * 1976-12-23 1978-07-14 Sony Corp Compound diaphtagm for speakers
JPS603277B2 (en) * 1978-06-15 1985-01-26 ソニー株式会社 speaker device
JPS5527702A (en) * 1978-08-18 1980-02-28 Sony Corp Vibrator for speaker
GB2059717B (en) * 1979-09-25 1984-04-04 Victor Company Of Japan Speaker diaphragm assembly and a method of manufacturing the same
GB2062408B (en) * 1979-10-02 1984-02-22 Victor Company Of Japan Speaker
US4472604A (en) * 1980-03-08 1984-09-18 Nippon Gakki Seizo Kabushiki Kaisha Planar type electro-acoustic transducer and process for manufacturing same
NL8301653A (en) * 1983-05-10 1984-12-03 Philips Nv ELECTRO-ACOUSTIC CONVERTER WITH AN AIR-PERMISSIBLE MEMBRANE.
GB2169471A (en) * 1985-01-04 1986-07-09 Anthony Bernard Clarke Acoustic diaphragm

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB301437A (en) * 1919-11-18 1928-11-27 Adrain Francis Sykes Improvements in electrodynamic loudspeakers
DE709710C (en) * 1935-02-16 1941-08-25 Zeiss Ikon Akt Ges Membrane for acoustic devices
FR1348004A (en) * 1962-01-15 1964-01-04 Akg Akustische Kino Geraete Diaphragm for acoustic devices
GB2010637A (en) * 1977-11-26 1979-06-27 Sony Corp Diaphragm for loudspeaker
GB2079564A (en) * 1978-08-18 1982-01-20 Sony Corp Loudspeaker diaphragms
GB2114397A (en) * 1982-02-04 1983-08-17 Philips Nv Flat-diaphragm electrodynamic transducer

Also Published As

Publication number Publication date
US4764968A (en) 1988-08-16
EP0193886A2 (en) 1986-09-10
NO860671L (en) 1986-09-08
DE3507726C2 (en) 1992-05-14
DK97486D0 (en) 1986-03-04
DK97486A (en) 1986-09-06
DE3507726A1 (en) 1986-09-11

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Owner name: NOKIA GRAETZ GESELLSCHAFT MIT BESCHRAENKTER HAFTUN

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Owner name: NOKIA UNTERHALTUNGSELEKTRONIK (DEUTSCHLAND) GMBH

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Inventor name: KREITMEIER, LEONHARD