NL164451C - DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER. - Google Patents

DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER.

Info

Publication number
NL164451C
NL164451C NL6900876.A NL6900876A NL164451C NL 164451 C NL164451 C NL 164451C NL 6900876 A NL6900876 A NL 6900876A NL 164451 C NL164451 C NL 164451C
Authority
NL
Netherlands
Prior art keywords
magnetic
versus
electrical vibrations
converting acoustic
center
Prior art date
Application number
NL6900876.A
Other languages
Dutch (nl)
Other versions
NL164451B (en
NL6900876A (en
Inventor
Derk Ir Kleis
Adriaan Hanneman
Cornelis Penning
Gerrit 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
Priority to NL6900876.A priority Critical patent/NL164451C/en
Priority to CH54670A priority patent/CH512168A/en
Priority to GB2197/70A priority patent/GB1299124A/en
Priority to AT41170A priority patent/AT310271B/en
Priority to BE744569D priority patent/BE744569A/en
Priority to DE19702001852 priority patent/DE2001852C3/en
Priority to US00003424A priority patent/US3851118A/en
Priority to FR7001568A priority patent/FR2028536B1/fr
Priority to ES375506A priority patent/ES375506A1/en
Priority to BR216138/70A priority patent/BR7016138D0/en
Publication of NL6900876A publication Critical patent/NL6900876A/xx
Publication of NL164451B publication Critical patent/NL164451B/en
Application granted granted Critical
Publication of NL164451C publication Critical patent/NL164451C/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
    • 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)
NL6900876.A 1969-01-17 1969-01-17 DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER. NL164451C (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL6900876.A NL164451C (en) 1969-01-17 1969-01-17 DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER.
CH54670A CH512168A (en) 1969-01-17 1970-01-15 Electrodynamic device for converting acoustic vibrations into electrical vibrations and vice versa, which is provided with a magnet system and a non-magnetic centering member
AT41170A AT310271B (en) 1969-01-17 1970-01-16 Electroacoustic converter
BE744569D BE744569A (en) 1969-01-17 1970-01-16 DEVICES FOR CONVERTING ELECTRIC OSCILLATIONS INTO ACOUSTIC VIBRATIONS, AND VERSATILE
GB2197/70A GB1299124A (en) 1969-01-17 1970-01-16 Electro-acoustic transducer
DE19702001852 DE2001852C3 (en) 1969-01-17 1970-01-16 Device for converting acoustic vibrations
US00003424A US3851118A (en) 1969-01-17 1970-01-16 Electroacoustic transducer having a preformed non-magnetic gentering sleeve
FR7001568A FR2028536B1 (en) 1969-01-17 1970-01-16
ES375506A ES375506A1 (en) 1969-01-17 1970-01-16 Electroacoustic transducer having a preformed non-magnetic gentering sleeve
BR216138/70A BR7016138D0 (en) 1969-01-17 1970-01-19 DEVICE FOR CONVERTING ACOUSTIC VIBRATIONS IN ELECTRIC SWING AND RECIPROCATION THAT IS PROVIDED WITH A IMAS SYSTEM AND A NON-MAGNETIC CENTERING ELEMENT

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6900876.A NL164451C (en) 1969-01-17 1969-01-17 DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER.

Publications (3)

Publication Number Publication Date
NL6900876A NL6900876A (en) 1970-07-21
NL164451B NL164451B (en) 1980-07-15
NL164451C true NL164451C (en) 1980-12-15

Family

ID=19805905

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900876.A NL164451C (en) 1969-01-17 1969-01-17 DEVICE FOR CONVERTING ACOUSTIC TO ELECTRICAL VIBRATIONS AND VERSUS, INCLUDING A MAGNETIC SYSTEM AND A NON-MAGNETIC CENTER.

Country Status (9)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2083672B1 (en) * 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 (en) * 1940-06-07 1942-06-22 Henry Heinrich & Co Electroacoustic apparatus for recording or reproducing sound vibrations
DE856614C (en) * 1940-12-31 1952-11-24 Guenther Wurdel Electrodynamic earphone capsule
CH265675A (en) * 1946-10-21 1949-12-15 Ericsson Telefon Ab L M Electrodynamic arrangement for converting sound vibrations into electrical vibrations or vice versa.
DE1183134B (en) * 1961-12-08 1964-12-10 Heinrich Peiker microphone
CH407233A (en) * 1963-12-14 1966-02-15 Peiker Heinrich Electroacoustic converter
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 (en) * 1966-02-14 1969-10-10 Elektroakusztikai Gyar Dynamic microphone
FR1541496A (en) * 1966-10-22 1968-10-04 Philips Nv Dynamic microphone with cardioid-shaped directional characteristic
US3524027A (en) * 1967-05-04 1970-08-11 Rolen Diversified Investors In Sound transducer with wall mounted diaphragm
AT294211B (en) * 1967-06-10 1971-11-10 Elektroakusztikai Gyar Dynamic voice coil transducer, especially microphone or higher

Also Published As

Publication number Publication date
FR2028536A1 (en) 1970-10-09
NL164451B (en) 1980-07-15
GB1299124A (en) 1972-12-06
DE2001852A1 (en) 1970-07-30
US3851118A (en) 1974-11-26
BR7016138D0 (en) 1973-02-27
BE744569A (en) 1970-07-16
NL6900876A (en) 1970-07-21
DE2001852B2 (en) 1976-07-29
AT310271B (en) 1973-09-25
FR2028536B1 (en) 1974-09-20
CH512168A (en) 1971-08-31
ES375506A1 (en) 1972-05-16

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application