NL140126B - SPEAKER WITH ASYMMETRIC SHAPED MEMBRANE. - Google Patents

SPEAKER WITH ASYMMETRIC SHAPED MEMBRANE.

Info

Publication number
NL140126B
NL140126B NL666615386A NL6615386A NL140126B NL 140126 B NL140126 B NL 140126B NL 666615386 A NL666615386 A NL 666615386A NL 6615386 A NL6615386 A NL 6615386A NL 140126 B NL140126 B NL 140126B
Authority
NL
Netherlands
Prior art keywords
speaker
shaped membrane
asymmetric shaped
asymmetric
membrane
Prior art date
Application number
NL666615386A
Other languages
Dutch (nl)
Other versions
NL6615386A (en
Original Assignee
Nippon Musical Instruments Mfg
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 Nippon Musical Instruments Mfg filed Critical Nippon Musical Instruments Mfg
Publication of NL6615386A publication Critical patent/NL6615386A/xx
Publication of NL140126B publication Critical patent/NL140126B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
NL666615386A 1966-05-03 1966-11-01 SPEAKER WITH ASYMMETRIC SHAPED MEMBRANE. NL140126B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2807066 1966-05-03

Publications (2)

Publication Number Publication Date
NL6615386A NL6615386A (en) 1967-11-06
NL140126B true NL140126B (en) 1973-10-15

Family

ID=12238490

Family Applications (1)

Application Number Title Priority Date Filing Date
NL666615386A NL140126B (en) 1966-05-03 1966-11-01 SPEAKER WITH ASYMMETRIC SHAPED MEMBRANE.

Country Status (5)

Country Link
US (1) US3570626A (en)
AT (1) AT262401B (en)
DE (1) DE1487382B2 (en)
GB (1) GB1122698A (en)
NL (1) NL140126B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573396A (en) * 1964-02-05 1971-04-06 Electronic Res Ass Loudspeaker having improved diaphragm
AR192576A1 (en) * 1971-06-16 1973-02-28 Bertagni J A DIAPHRAGM FOR FLAT SPEAKERS TO ACCENTUATE LOW FREQUENCIES AND CHANGE THE RINGER AND SOUND COLOR
JPS49148933U (en) * 1973-04-21 1974-12-24
JPS5410915Y2 (en) * 1973-09-14 1979-05-18
JPS5055045U (en) * 1973-09-14 1975-05-24
DE3139538A1 (en) * 1981-10-05 1983-04-21 Braun Ag, 6000 Frankfurt Baffle-loudspeaker combination
DE3707741A1 (en) * 1987-03-11 1988-09-22 Blaupunkt Werke Gmbh SPEAKER
US6215881B1 (en) * 1995-09-02 2001-04-10 New Transducers Limited Ceiling tile loudspeaker
US20040008858A1 (en) * 2002-05-02 2004-01-15 Steere John F. Acoustically enhanced electro-dynamic loudspeakers
US7149321B2 (en) 2002-05-02 2006-12-12 Harman International Industries, Incorporated Electro-dynamic loudspeaker mounting system
US7627134B2 (en) 2002-05-02 2009-12-01 Harman International Industries, Incorporated Magnet retention system in planar loudspeakers
US7236608B2 (en) 2002-05-02 2007-06-26 Harman International Industries, Incorporated Conductors for electro-dynamic loudspeakers
US7203332B2 (en) 2002-05-02 2007-04-10 Harman International Industries, Incorporated Magnet arrangement for loudspeaker
US7155026B2 (en) 2002-05-02 2006-12-26 Harman International Industries, Incorporated Mounting bracket system
US7035425B2 (en) 2002-05-02 2006-04-25 Harman International Industries, Incorporated Frequency response enhancements for electro-dynamic loudspeakers
US7146017B2 (en) * 2002-05-02 2006-12-05 Harman International Industries, Incorporated Electrical connectors for electro-dynamic loudspeakers
US7278200B2 (en) * 2002-05-02 2007-10-09 Harman International Industries, Incorporated Method of tensioning a diaphragm for an electro-dynamic loudspeaker
US20040042632A1 (en) * 2002-05-02 2004-03-04 Hutt Steven W. Directivity control of electro-dynamic loudspeakers
US7177440B2 (en) * 2002-12-31 2007-02-13 Step Technologies Inc. Electromagnetic transducer with asymmetric diaphragm
US7316290B2 (en) 2003-01-30 2008-01-08 Harman International Industries, Incorporated Acoustic lens system
SE526743C2 (en) * 2003-05-23 2005-11-01 Goeran Ehrlund Piezoelectric microphone
US7250039B2 (en) * 2004-07-15 2007-07-31 P. Rowan Smith, Jr. Compression bulb hypodermic syringe
JP4576991B2 (en) * 2004-11-22 2010-11-10 パナソニック株式会社 Diaphragm and speaker using it
US8594348B2 (en) 2005-11-14 2013-11-26 Knowles Electronics Asia Pte. Ltd. Asymmetrical moving systems for a piezoelectric speaker and asymmetrical speaker
CN104054356B (en) * 2012-09-26 2017-08-04 京瓷株式会社 Sound generator, sound generation device and electronic equipment
DE102017002217B4 (en) 2017-03-08 2022-11-10 L & B Lautsprecher und Beschallungstechnik GmbH Area radiator with specified edge distance distribution
WO2023010247A1 (en) * 2021-08-02 2023-02-09 天津大学 Piezoelectric mems speaker, design method therefor, and electronic device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1292858A (en) * 1914-04-15 1919-01-28 Irvin A Northrop Sound recording and reproducing machine.
US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
US3291251A (en) * 1966-03-14 1966-12-13 Stanley A Strzelecki Sr Divided panel board for hi-fi speaker systems

Also Published As

Publication number Publication date
AT262401B (en) 1968-06-10
US3570626A (en) 1971-03-16
NL6615386A (en) 1967-11-06
DE1487382A1 (en) 1969-01-02
GB1122698A (en) 1968-08-07
DE1487382B2 (en) 1970-09-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: GAKKI