JPS5235294B2 - - Google Patents

Info

Publication number
JPS5235294B2
JPS5235294B2 JP46102519A JP10251971A JPS5235294B2 JP S5235294 B2 JPS5235294 B2 JP S5235294B2 JP 46102519 A JP46102519 A JP 46102519A JP 10251971 A JP10251971 A JP 10251971A JP S5235294 B2 JPS5235294 B2 JP S5235294B2
Authority
JP
Japan
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
JP46102519A
Other versions
JPS4868219A (ja
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
Priority to JP46102519A priority Critical patent/JPS5235294B2/ja
Priority to DE2261501A priority patent/DE2261501C3/de
Priority to US00315963A priority patent/US3830986A/en
Publication of JPS4868219A publication Critical patent/JPS4868219A/ja
Publication of JPS5235294B2 publication Critical patent/JPS5235294B2/ja
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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
JP46102519A 1971-12-17 1971-12-17 Expired JPS5235294B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP46102519A JPS5235294B2 (ja) 1971-12-17 1971-12-17
DE2261501A DE2261501C3 (de) 1971-12-17 1972-12-15 Elektroakustischer Wandler
US00315963A US3830986A (en) 1971-12-17 1972-12-18 Magnetic circuit for an electro-acoustic converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46102519A JPS5235294B2 (ja) 1971-12-17 1971-12-17

Publications (2)

Publication Number Publication Date
JPS4868219A JPS4868219A (ja) 1973-09-18
JPS5235294B2 true JPS5235294B2 (ja) 1977-09-08

Family

ID=14329584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46102519A Expired JPS5235294B2 (ja) 1971-12-17 1971-12-17

Country Status (3)

Country Link
US (1) US3830986A (ja)
JP (1) JPS5235294B2 (ja)
DE (1) DE2261501C3 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4868217A (ja) * 1971-12-17 1973-09-18
JPS5511278Y2 (ja) * 1974-06-07 1980-03-11
JPS5127127U (ja) * 1974-08-19 1976-02-27
JPS5152236U (ja) * 1974-10-18 1976-04-21
US4259550A (en) * 1978-04-15 1981-03-31 Yoshiro Nakamatsu Acoustic device with floating vibrating means
NL7908447A (nl) * 1979-11-20 1981-06-16 Philips Nv Magneetsysteem voor een electroakoestische omzetter.
DE3046551A1 (de) * 1980-12-10 1982-07-22 Isophon-Werke Gmbh, 1000 Berlin "dynamischer lautsprecher"
JPS57136896A (en) * 1981-02-18 1982-08-24 Ibuki Kogyo Kk Horn speaker
US5321762A (en) * 1991-08-05 1994-06-14 Aura Systems, Inc. Voice coil actuator
US5381483A (en) * 1993-04-05 1995-01-10 Commonwealth Of Puerto Rico Minimal inductance electrodynamic transducer
US6289106B1 (en) 1997-08-08 2001-09-11 Hong Long Industrial Co., Ltd. Cap and center pole apparatus and method of coupling
ATE414395T1 (de) * 1998-03-19 2008-11-15 Jbl Inc Kurzschlussringe für lautsprecherantrieb mit doppelspulen und doppelspalten
US6768806B1 (en) * 1998-03-19 2004-07-27 Harman International Industries, Incorporated Shorting rings in dual-coil dual-gap loudspeaker drivers
GB9916926D0 (en) * 1999-07-20 1999-09-22 New Transducers Ltd Magnet assembly
US6774510B1 (en) * 2000-10-25 2004-08-10 Harman International Industries, Inc. Electromagnetic motor with flux stabilization ring, saturation tips, and radiator
US20100246880A1 (en) * 2009-03-30 2010-09-30 Oxford J Craig Method and apparatus for enhanced stimulation of the limbic auditory response
JP5449002B2 (ja) * 2010-04-21 2014-03-19 株式会社オーディオテクニカ 音響用動電型変換器
EP2833648B1 (en) * 2013-08-01 2016-04-27 Harman International Industries, Inc. Electrodynamic loudspeaker with conducting elements
GB2527533B (en) * 2014-06-24 2016-07-13 Amina Tech Ltd Moving coil drive unit and audio drivers incorporating the same
CN107948802B (zh) * 2017-12-25 2024-04-23 厦门东声电子有限公司 一种受话器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB409433A (en) * 1932-11-09 1934-05-03 Henryk Brzeski Improvements in and relating to loud speakers
US2320402A (en) * 1940-09-30 1943-06-01 Rca Corp Loud-speaker
DE916953C (de) * 1952-05-27 1954-08-23 Helmut Jedlicka Ringspaltmagnet fuer elektrodynamische Lautsprecher
US3440364A (en) * 1965-12-21 1969-04-22 Gen Electric Speaker magnet having curved preferred direction of magnetization
DE1928038A1 (de) * 1969-06-02 1970-12-10 Otto Mayer Selbsttaetig verriegelbares Gelenk
US3632904A (en) * 1970-03-24 1972-01-04 Paul Mauz Moving coil loudspeaker with eddy current suppression
US3665352A (en) * 1970-05-12 1972-05-23 Deutsche Edelstahlwerke Ag Permanent magnet system for a loudspeaker
US3716677A (en) * 1970-06-05 1973-02-13 Matsushita Electric Ind Co Ltd Multi-channel magnetic head
US3783311A (en) * 1970-12-19 1974-01-01 Coral Audio Corp Magnetic device for use in acoustic apparatus

Also Published As

Publication number Publication date
DE2261501C3 (de) 1983-04-21
JPS4868219A (ja) 1973-09-18
DE2261501A1 (de) 1973-06-20
DE2261501B2 (de) 1979-06-21
US3830986A (en) 1974-08-20

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