NL151609B - ELECTRO-ACOUSTIC CONVERSION DEVICE. - Google Patents

ELECTRO-ACOUSTIC CONVERSION DEVICE.

Info

Publication number
NL151609B
NL151609B NL717109841A NL7109841A NL151609B NL 151609 B NL151609 B NL 151609B NL 717109841 A NL717109841 A NL 717109841A NL 7109841 A NL7109841 A NL 7109841A NL 151609 B NL151609 B NL 151609B
Authority
NL
Netherlands
Prior art keywords
electro
conversion device
acoustic conversion
acoustic
conversion
Prior art date
Application number
NL717109841A
Other languages
Dutch (nl)
Other versions
NL7109841A (en
Original Assignee
Microtel N V
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 Microtel N V filed Critical Microtel N V
Priority to NL717109841A priority Critical patent/NL151609B/en
Priority to DE2143970A priority patent/DE2143970A1/en
Priority to US00177643A priority patent/US3742156A/en
Priority to GB4140971A priority patent/GB1357403A/en
Publication of NL7109841A publication Critical patent/NL7109841A/xx
Publication of NL151609B publication Critical patent/NL151609B/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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (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)
NL717109841A 1971-07-16 1971-07-16 ELECTRO-ACOUSTIC CONVERSION DEVICE. NL151609B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL717109841A NL151609B (en) 1971-07-16 1971-07-16 ELECTRO-ACOUSTIC CONVERSION DEVICE.
DE2143970A DE2143970A1 (en) 1971-07-16 1971-09-02 ELECTROACOUSTIC CONVERTER
US00177643A US3742156A (en) 1971-07-16 1971-09-03 Electro-acoustic magnetic reed type transducer having box-shaped pole piece
GB4140971A GB1357403A (en) 1971-07-16 1971-09-06 Electroacoustic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL717109841A NL151609B (en) 1971-07-16 1971-07-16 ELECTRO-ACOUSTIC CONVERSION DEVICE.

Publications (2)

Publication Number Publication Date
NL7109841A NL7109841A (en) 1973-01-18
NL151609B true NL151609B (en) 1976-11-15

Family

ID=19813623

Family Applications (1)

Application Number Title Priority Date Filing Date
NL717109841A NL151609B (en) 1971-07-16 1971-07-16 ELECTRO-ACOUSTIC CONVERSION DEVICE.

Country Status (4)

Country Link
US (1) US3742156A (en)
DE (1) DE2143970A1 (en)
GB (1) GB1357403A (en)
NL (1) NL151609B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1004877C2 (en) * 1996-12-23 1998-08-03 Microtronic Nederland Bv Electroacoustic transducer.
JP3618498B2 (en) * 1996-12-26 2005-02-09 株式会社シチズン電子 Surface mount electromagnetic sounding body
DE19858399C2 (en) * 1998-12-17 2003-02-20 Phonak Ag Staefa Electroacoustic transducer for hearing aids for airborne sound radiation in the external auditory canal
NL1011733C1 (en) 1999-04-06 2000-10-09 Microtronic Nederland Bv Electroacoustic transducer with a membrane and method for mounting a membrane in such a transducer.
US7706561B2 (en) * 1999-04-06 2010-04-27 Sonion Nederland B.V. Electroacoustic transducer with a diaphragm and method for fixing a diaphragm in such transducer
US7065224B2 (en) * 2001-09-28 2006-06-20 Sonionmicrotronic Nederland B.V. Microphone for a hearing aid or listening device with improved internal damping and foreign material protection
US7190803B2 (en) * 2002-04-09 2007-03-13 Sonion Nederland Bv Acoustic transducer having reduced thickness
US7415121B2 (en) * 2004-10-29 2008-08-19 Sonion Nederland B.V. Microphone with internal damping
US7747032B2 (en) * 2005-05-09 2010-06-29 Knowles Electronics, Llc Conjoined receiver and microphone assembly
DK1895811T3 (en) * 2006-08-28 2016-08-29 Sonion Nederland Bv Several speakers with a common acoustic tube
DK1962551T3 (en) 2007-02-20 2014-07-14 Sonion Nederland Bv Sound transmitter with movable luminaire
JP5598109B2 (en) * 2010-06-17 2014-10-01 ソニー株式会社 Acoustic transducer
US9432774B2 (en) * 2014-04-02 2016-08-30 Sonion Nederland B.V. Transducer with a bent armature
KR20160081641A (en) * 2014-12-31 2016-07-08 도시바삼성스토리지테크놀러지코리아 주식회사 Earphone and manufacturing method for earphone
WO2017018074A1 (en) * 2015-07-29 2017-02-02 ソニー株式会社 Acoustic transducer and sound output device
CN106714053B (en) * 2016-11-29 2023-01-10 深圳倍声声学技术有限公司 Moving-iron type telephone receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3013127A (en) * 1959-05-27 1961-12-12 Zenith Radio Corp Sound-transducing apparatus
US3076062A (en) * 1959-10-30 1963-01-29 Dyna Magnetic Devices Inc Hearing-aid sound transducer
US3491215A (en) * 1967-03-14 1970-01-20 Sonotone Corp Acoustic electromagnetic transducer device having means for protecting coil-wire insulation
US3617653A (en) * 1967-05-16 1971-11-02 Tibbetts Industries Magnetic reed type acoustic transducer with improved armature
US3560667A (en) * 1968-05-01 1971-02-02 Industrial Research Prod Inc Transducer having an armature arm split along its length

Also Published As

Publication number Publication date
GB1357403A (en) 1974-06-19
DE2143970A1 (en) 1973-01-25
US3742156A (en) 1973-06-26
NL7109841A (en) 1973-01-18

Similar Documents

Publication Publication Date Title
DK140360B (en) Electroacoustic converter.
NL161932B (en) DC-AC-AC CONVERTER.
DK139055B (en) Ultrasonic converter.
DK137820B (en) Electroacoustic converter.
CH545053A (en) Electroacoustic converter
NO138650C (en) MOUNTING DEVICE.
NL164722C (en) ELECTRO-ACOUSTIC CONVERTER.
NL151609B (en) ELECTRO-ACOUSTIC CONVERSION DEVICE.
NO136939C (en) SILAN DEVICE.
ES168927Y (en) DEVICE FOR-MECHAS.
NL153131B (en) DRAWING DEVICE.
NL157543B (en) SPIDER DEVICE.
AT309550B (en) Electroacoustic converter
DK126550B (en) Stacking device.
ES175761Y (en) LINGOTHEAD STRUCTURE.
BE770100A (en) MEERPAS DRAADTREKMACHINE.
AT307530B (en) Electroacoustic converter
FI52753C (en) Sanitary device.
CH553965A (en) ORTHOPROJECTION DEVICE.
AT318031B (en) Electroacoustic converter
BE772416A (en) BRILMONTUUR.
BE766327A (en) ROEIMECANISM.
BE772932A (en) ZITMEUBEL.
ES167747Y (en) SOUND VISIONATOR DEVICE.
ES171598Y (en) SENOPEIC DEVICE.

Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: MICROTEL

V4 Discontinued because of reaching the maximum lifetime of a patent