BR7016138D0 - Dispositivo para converter vibracoes acusticas em oscilacoes eletricas e reciprocamento que e provido com um sistema de imas e um elemento centrador nao magnetico - Google Patents

Dispositivo para converter vibracoes acusticas em oscilacoes eletricas e reciprocamento que e provido com um sistema de imas e um elemento centrador nao magnetico

Info

Publication number
BR7016138D0
BR7016138D0 BR216138/70A BR21613870A BR7016138D0 BR 7016138 D0 BR7016138 D0 BR 7016138D0 BR 216138/70 A BR216138/70 A BR 216138/70A BR 21613870 A BR21613870 A BR 21613870A BR 7016138 D0 BR7016138 D0 BR 7016138D0
Authority
BR
Brazil
Prior art keywords
reciprocation
centering element
acoustic vibrations
electric swing
converting acoustic
Prior art date
Application number
BR216138/70A
Other languages
English (en)
Portuguese (pt)
Inventor
D Kleis
A Hannesman
C Penning
G Schenkel
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BR7016138D0 publication Critical patent/BR7016138D0/pt

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
BR216138/70A 1969-01-17 1970-01-19 Dispositivo para converter vibracoes acusticas em oscilacoes eletricas e reciprocamento que e provido com um sistema de imas e um elemento centrador nao magnetico BR7016138D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6900876.A NL164451C (nl) 1969-01-17 1969-01-17 Inrichting voor het omzetten van akoestische in elektrische trillingen en andersom, voorzien van een magneetsysteem en een niet-magnetisch centreerorgaan.

Publications (1)

Publication Number Publication Date
BR7016138D0 true BR7016138D0 (pt) 1973-02-27

Family

ID=19805905

Family Applications (1)

Application Number Title Priority Date Filing Date
BR216138/70A BR7016138D0 (pt) 1969-01-17 1970-01-19 Dispositivo para converter vibracoes acusticas em oscilacoes eletricas e reciprocamento que e provido com um sistema de imas e um elemento centrador nao magnetico

Country Status (9)

Country Link
US (1) US3851118A (enExample)
AT (1) AT310271B (enExample)
BE (1) BE744569A (enExample)
BR (1) BR7016138D0 (enExample)
CH (1) CH512168A (enExample)
ES (1) ES375506A1 (enExample)
FR (1) FR2028536B1 (enExample)
GB (1) GB1299124A (enExample)
NL (1) NL164451C (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2083672B1 (enExample) * 1970-03-31 1973-10-19 Senzaki Seisakusho Kk
US4205205A (en) * 1978-06-12 1980-05-27 Babbco, Ltd. Dynamic loudspeaker having magnetic assembly adhesively bonded within a surrounding basket
US4507800A (en) * 1982-01-06 1985-03-26 Analog & Digital Systems, Inc. Enclosed magnet loudspeaker
US6289106B1 (en) 1997-08-08 2001-09-11 Hong Long Industrial Co., Ltd. Cap and center pole apparatus and method of coupling

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR872894A (fr) * 1940-06-07 1942-06-22 Henry Heinrich & Co Appareil électroacoustique pour l'enregistrement ou pour la reproduction des vibrations sonores
DE856614C (de) * 1940-12-31 1952-11-24 Guenther Wurdel Elektrodynamische Hoererkapsel
CH265675A (de) * 1946-10-21 1949-12-15 Ericsson Telefon Ab L M Elektrodynamische Anordnung zur Umwandlung von Schallschwingungen in elektrische Schwingungen oder umgekehrt.
DE1183134B (de) * 1961-12-08 1964-12-10 Heinrich Peiker Mikrophon
CH407233A (de) * 1963-12-14 1966-02-15 Peiker Heinrich Elektroakustischer Wandler
US3354541A (en) * 1965-06-04 1967-11-28 Gen Motors Corp Loudspeaker magnet structure and method of assembling same
US3453400A (en) * 1965-12-08 1969-07-01 Aldo L Coen Field structure for magnetic loudspeaker and methods of manufacture
AT274916B (de) * 1966-02-14 1969-10-10 Elektroakusztikai Gyar Dynamisches Mikrophon
FR1541496A (fr) * 1966-10-22 1968-10-04 Philips Nv Microphone électrodynamique présentant une caractéristique directionnelle en forme de cardioïde
US3524027A (en) * 1967-05-04 1970-08-11 Rolen Diversified Investors In Sound transducer with wall mounted diaphragm
AT294211B (de) * 1967-06-10 1971-11-10 Elektroakusztikai Gyar Dynamischer Schwingspulenwandler, insbesondere Mikrophon oder Höher

Also Published As

Publication number Publication date
DE2001852B2 (de) 1976-07-29
GB1299124A (en) 1972-12-06
FR2028536A1 (enExample) 1970-10-09
ES375506A1 (es) 1972-05-16
NL164451B (nl) 1980-07-15
CH512168A (de) 1971-08-31
US3851118A (en) 1974-11-26
BE744569A (fr) 1970-07-16
NL164451C (nl) 1980-12-15
AT310271B (de) 1973-09-25
NL6900876A (enExample) 1970-07-21
DE2001852A1 (de) 1970-07-30
FR2028536B1 (enExample) 1974-09-20

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