NL164721C - Elektro-mechanische omvormer van het magnetische type. - Google Patents

Elektro-mechanische omvormer van het magnetische type.

Info

Publication number
NL164721C
NL164721C NL6806874A NL6806874A NL164721C NL 164721 C NL164721 C NL 164721C NL 6806874 A NL6806874 A NL 6806874A NL 6806874 A NL6806874 A NL 6806874A NL 164721 C NL164721 C NL 164721C
Authority
NL
Netherlands
Prior art keywords
electro
magnetic type
mechanical inverter
inverter
mechanical
Prior art date
Application number
NL6806874A
Other languages
English (en)
Dutch (nl)
Other versions
NL6806874A (enrdf_load_stackoverflow
Original Assignee
Tibbetts Industries
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 Tibbetts Industries filed Critical Tibbetts Industries
Publication of NL6806874A publication Critical patent/NL6806874A/xx
Application granted granted Critical
Publication of NL164721C publication Critical patent/NL164721C/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
NL6806874A 1967-05-16 1968-05-15 Elektro-mechanische omvormer van het magnetische type. NL164721C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63887867A 1967-05-16 1967-05-16

Publications (2)

Publication Number Publication Date
NL6806874A NL6806874A (enrdf_load_stackoverflow) 1968-11-18
NL164721C true NL164721C (nl) 1981-01-15

Family

ID=24561824

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6806874A NL164721C (nl) 1967-05-16 1968-05-15 Elektro-mechanische omvormer van het magnetische type.

Country Status (8)

Country Link
JP (1) JPS4813441B1 (enrdf_load_stackoverflow)
BE (1) BE715072A (enrdf_load_stackoverflow)
CH (1) CH494514A (enrdf_load_stackoverflow)
DE (1) DE1762265A1 (enrdf_load_stackoverflow)
FR (1) FR1575802A (enrdf_load_stackoverflow)
GB (1) GB1234273A (enrdf_load_stackoverflow)
LU (1) LU56089A1 (enrdf_load_stackoverflow)
NL (1) NL164721C (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001245390A (ja) * 2000-02-29 2001-09-07 Star Micronics Co Ltd 電気音響変換器
CN104754439A (zh) * 2015-04-21 2015-07-01 苏州亿欧得电子有限公司 一种低频性能良好的受话器
WO2017212698A1 (ja) * 2016-06-09 2017-12-14 アルプス電気株式会社 発音装置

Also Published As

Publication number Publication date
JPS4813441B1 (enrdf_load_stackoverflow) 1973-04-27
LU56089A1 (enrdf_load_stackoverflow) 1969-02-10
FR1575802A (enrdf_load_stackoverflow) 1969-07-25
DE1762265B2 (enrdf_load_stackoverflow) 1971-01-28
CH494514A (fr) 1970-07-31
BE715072A (enrdf_load_stackoverflow) 1968-11-13
GB1234273A (enrdf_load_stackoverflow) 1971-06-03
DE1762265A1 (de) 1970-04-16
NL6806874A (enrdf_load_stackoverflow) 1968-11-18

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