CH494514A - Electroacoustic magnetic transducer - Google Patents

Electroacoustic magnetic transducer

Info

Publication number
CH494514A
CH494514A CH699568A CH699568A CH494514A CH 494514 A CH494514 A CH 494514A CH 699568 A CH699568 A CH 699568A CH 699568 A CH699568 A CH 699568A CH 494514 A CH494514 A CH 494514A
Authority
CH
Switzerland
Prior art keywords
electroacoustic
magnetic transducer
transducer
magnetic
electroacoustic magnetic
Prior art date
Application number
CH699568A
Other languages
French (fr)
Inventor
Cooper Tibbetts George
Ansell Sawyer Joseph
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 CH494514A publication Critical patent/CH494514A/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
CH699568A 1967-05-16 1968-05-10 Electroacoustic magnetic transducer CH494514A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH494514A true CH494514A (en) 1970-07-31

Family

ID=24561824

Family Applications (1)

Application Number Title Priority Date Filing Date
CH699568A CH494514A (en) 1967-05-16 1968-05-10 Electroacoustic magnetic transducer

Country Status (8)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001245390A (en) * 2000-02-29 2001-09-07 Star Micronics Co Ltd Electroacoustic transducer
CN104754439A (en) * 2015-04-21 2015-07-01 苏州亿欧得电子有限公司 Low-frequency good-function receiver
WO2017212698A1 (en) * 2016-06-09 2017-12-14 アルプス電気株式会社 Sound-generating device

Also Published As

Publication number Publication date
JPS4813441B1 (en) 1973-04-27
GB1234273A (en) 1971-06-03
LU56089A1 (en) 1969-02-10
FR1575802A (en) 1969-07-25
BE715072A (en) 1968-11-13
DE1762265A1 (en) 1970-04-16
DE1762265B2 (en) 1971-01-28
NL6806874A (en) 1968-11-18
NL164721C (en) 1981-01-15

Similar Documents

Publication Publication Date Title
CH458447A (en) Electro-acoustic transducer
FR1527032A (en) Electro-acoustic converter
FR1435808A (en) Thermo- or photoelectric transducer
AT276810B (en) Piezoelectric transducer
CH510267A (en) Magnetic gradientmeter
CH494514A (en) Electroacoustic magnetic transducer
AT283010B (en) Piezoelectric transducer
CH480834A (en) Transducer manometer
FR1456317A (en) Electromagnetic transducer
AT292337B (en) Piezoelectric transducer
FR1543786A (en) Magnetic transducer
FR1425383A (en) Underwater electro-acoustic transducer
CH469990A (en) Magnetic gradientmeter
AT288507B (en) Electro-acoustic transducer
CH514270A (en) Electroacoustic magnetic transducer
FR1428916A (en) Electroacoustic transducer
CH466607A (en) Transducer
FR1541056A (en) Simple acoustic reproducer
FR1531690A (en) Acoustic generators
FR1492114A (en) Electro-acoustic reproducer
FR1495864A (en) Electromagnetic transducer
FR1471212A (en) Magnetic transducer
FR1486847A (en) Electrodynamic transducer
FR1492550A (en) Acoustic transducer
FR1531152A (en) Electromechanical acoustic transducer

Legal Events

Date Code Title Description
PL Patent ceased