NL7310370A - - Google Patents

Info

Publication number
NL7310370A
NL7310370A NL7310370A NL7310370A NL7310370A NL 7310370 A NL7310370 A NL 7310370A NL 7310370 A NL7310370 A NL 7310370A NL 7310370 A NL7310370 A NL 7310370A NL 7310370 A NL7310370 A NL 7310370A
Authority
NL
Netherlands
Application number
NL7310370A
Other versions
NL179861C (nl
NL179861B (nl
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 filed Critical
Publication of NL7310370A publication Critical patent/NL7310370A/xx
Publication of NL179861B publication Critical patent/NL179861B/xx
Application granted granted Critical
Publication of NL179861C publication Critical patent/NL179861C/xx

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
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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
    • 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
    • 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
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit

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)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
NLAANVRAGE7310370,A 1972-07-25 1973-07-25 Elektro-akoestische omzetinrichting met een membraan en werkwijze voor het gelijktijdig vervaardigen van het membraan en het inbouwen ervan in de elektro-akoestische omzetinrichting. NL179861C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2236374A DE2236374C3 (de) 1972-07-25 1972-07-25 Elektroakustisches Wandlersystem

Publications (3)

Publication Number Publication Date
NL7310370A true NL7310370A (de) 1974-01-29
NL179861B NL179861B (nl) 1986-06-16
NL179861C NL179861C (nl) 1986-11-17

Family

ID=5851586

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7310370,A NL179861C (nl) 1972-07-25 1973-07-25 Elektro-akoestische omzetinrichting met een membraan en werkwijze voor het gelijktijdig vervaardigen van het membraan en het inbouwen ervan in de elektro-akoestische omzetinrichting.

Country Status (13)

Country Link
US (1) US3937905A (de)
JP (1) JPS5421087B2 (de)
BE (1) BE802780A (de)
BR (1) BR7305554D0 (de)
CA (1) CA1021870A (de)
DD (1) DD105540A5 (de)
DE (1) DE2236374C3 (de)
FR (1) FR2194100B1 (de)
GB (1) GB1435555A (de)
IT (1) IT991366B (de)
NL (1) NL179861C (de)
NO (1) NO138076C (de)
SE (1) SE388993B (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2500397C2 (de) * 1975-01-07 1986-05-28 Schorlemer, Frhr. von, Reinfried, Dipl.-Phys., 3500 Kassel Membran für ein elektroakustisches Wandlersystem und damit ausgerüstetes elektroakustisches Wandlersystem
GB1491080A (en) * 1975-03-15 1977-11-09 B & W Loudspeakers Loudspeakers
US4013846A (en) * 1975-08-28 1977-03-22 Minnesota Mining And Manufacturing Company Piston loudspeaker
US4140203A (en) * 1976-05-17 1979-02-20 Matsushita Electric Industrial Co., Ltd. Acoustic diaphragm with polyurethane elastomer coating
GB2055013B (en) * 1979-06-30 1983-12-21 Pioneer Electronic Corp Magnetic circuits for a loudspeaker having a planar diaphragm
US4357498A (en) * 1979-06-30 1982-11-02 Pioneer Electronic Corporation Coaxial type multi-way planar diaphragm loudspeaker system
US4360707A (en) * 1980-11-24 1982-11-23 Cts Corporation Digitally driven combination coils for electrodynamic acoustic transducers
DE3123098C2 (de) * 1981-06-11 1983-06-01 Martin 4600 Dortmund Stute Membran für elektroakustische Wandlersysteme
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.
GB8321810D0 (en) * 1983-08-12 1983-09-14 Linn Prod Ltd Loudspeaker with notional feedback
DE3521845A1 (de) * 1985-06-19 1987-01-02 Martin Stute Elektrodynamischer lautsprecher
US4737992A (en) * 1985-11-15 1988-04-12 Bose Corporation Compact electroacoustical transducer with spider covering rear basket opening
JP2823157B2 (ja) * 1986-04-01 1998-11-11 キヤノン株式会社 オーデイオ出力システム
JPH0695798B2 (ja) * 1986-08-04 1994-11-24 松下電器産業株式会社 スピ−カ用振動板
JPH01295598A (ja) * 1988-02-26 1989-11-29 Yasuhiro Shinjiyou スピーカー
FR2650720A1 (fr) * 1989-08-01 1991-02-08 Blasquez Michel Haut-parleur hi-fi
DE3929266C1 (de) * 1989-09-02 1991-01-03 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
US5197104A (en) * 1991-04-18 1993-03-23 Josef Lakatos Electrodynamic loudspeaker with electromagnetic impedance sensor coil
DE4213991A1 (de) * 1992-04-30 1993-11-04 Ingo Kintzel Prototypenbau Lautsprecher-membrane
CH684670A5 (de) * 1992-10-20 1994-11-15 Gyoergy Csikos Verfahren zum Wandeln der mechanischen Schwingung eines Treibers in ein akustisches Signal und Wandler zu dessen Ausführung.
JP2981360B2 (ja) * 1993-03-30 1999-11-22 株式会社ケンウッド スピーカ構造
DE19648986C1 (de) * 1996-11-26 1998-04-09 Raida Hans Joachim Gerichteter Stabstrahler
US6768806B1 (en) * 1998-03-19 2004-07-27 Harman International Industries, Incorporated Shorting rings in dual-coil dual-gap loudspeaker drivers
US6774510B1 (en) * 2000-10-25 2004-08-10 Harman International Industries, Inc. Electromagnetic motor with flux stabilization ring, saturation tips, and radiator
US20090060213A1 (en) * 2006-01-20 2009-03-05 Harry Bachmann Method for Determining the Position of a Moving Part in an Electroacoustic Transducer
DE102008047796A1 (de) * 2008-09-17 2010-04-15 Siemens Aktiengesellschaft Vorrichtung zur Erzeugung von breitbandigem Schall im Hörbereich des Menschen
DE102010021157A1 (de) 2010-05-21 2011-11-24 Daniela Manger 3D-Stereospaltmikrofon
US20150172822A1 (en) * 2012-08-24 2015-06-18 Cheng Yih Jenq Loudspeaker driver with dual electromagnet assemblies and loudspeaker system
US9191746B2 (en) * 2012-08-24 2015-11-17 Cheng Yih Jenq Loudspeaker driver with dual electromagnet assemblies
GB2538809B (en) 2015-05-29 2021-08-25 B & W Group Ltd Loudspeaker diaphragm
US10547949B2 (en) 2015-05-29 2020-01-28 EVA Automation, Inc. Loudspeaker diaphragm
EP3549356B1 (de) * 2016-11-29 2023-07-26 B & W Group Ltd Lautsprechermembran

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1552311A (en) * 1922-06-08 1925-09-01 George D Kellogg Acoustic diaphragm
US1827283A (en) * 1927-01-29 1931-10-13 Gen Talking Pictures Corp Sound reproducer
DE521988C (de) * 1928-06-17 1931-04-01 Beyer Eugen Schallgeraet, insbesondere Lautsprecher mit um eine Achse schwingbar gelagerter Membran
US1909275A (en) * 1930-01-28 1933-05-16 Philadelphia Storage Battery Method of assembling electrodynamic sound reproducers
GB406749A (en) * 1932-09-08 1934-03-08 Albert Henry Midgley Improvements in or relating to telephone transmitters or receivers for transmitting, reproducing or recording sound waves
US2115795A (en) * 1936-03-04 1938-05-03 Control Instr Co Inc Magnetic unit
US2216961A (en) * 1937-09-30 1940-10-08 Rca Corp Sound translating apparatus
DK70808C (da) * 1946-01-09 1950-04-03 For Elektroakustisk Materiel A Elektrodynamisk mikrofon.
US2537253A (en) * 1946-08-20 1951-01-09 Chris S Andersen Electrodynamic telephone receiver
BE496097A (de) * 1949-06-04
US2873813A (en) * 1955-07-27 1959-02-17 Hawley Products Co Acoustic diaphragm and method of construction
NL7105001A (de) * 1971-04-14 1972-10-17

Also Published As

Publication number Publication date
BE802780A (fr) 1974-01-25
DE2236374C3 (de) 1975-01-16
NO138076B (no) 1978-03-13
GB1435555A (en) 1976-05-12
FR2194100A1 (de) 1974-02-22
FR2194100B1 (de) 1978-12-29
JPS49109027A (de) 1974-10-17
DE2236374B2 (de) 1974-05-30
IT991366B (it) 1975-07-30
BR7305554D0 (pt) 1975-09-02
JPS5421087B2 (de) 1979-07-27
NL179861C (nl) 1986-11-17
DD105540A5 (de) 1974-04-20
SE388993B (sv) 1976-10-18
US3937905A (en) 1976-02-10
DE2236374A1 (de) 1974-03-07
NL179861B (nl) 1986-06-16
CA1021870A (en) 1977-11-29
NO138076C (no) 1978-06-21

Similar Documents

Publication Publication Date Title
FR2194100B1 (de)
FR2180839B1 (de)
FR2186516B1 (de)
JPS4945423U (de)
JPS5144558Y2 (de)
JPS5313144B2 (de)
JPS4966888A (de)
JPS4967988A (de)
JPS4925921U (de)
JPS4971998U (de)
JPS497093A (de)
JPS4920383A (de)
JPS4915745U (de)
JPS4895097A (de)
CH573685A5 (de)
CH576974A5 (de)
CH571854A5 (de)
CH573189A5 (de)
CH573433A5 (de)
CH571124A5 (de)
CH570921A5 (de)
CH570871A5 (de)
CH570860A5 (de)
CH570581A5 (de)
CH591446A5 (de)

Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee