CH226795A - Sechspolmagnetsystem für elektro-akustische Apparate. - Google Patents

Sechspolmagnetsystem für elektro-akustische Apparate.

Info

Publication number: CH226795A
Authority: CH; Switzerland
Prior art keywords: electro; magnet system; pole magnet; acoustic apparatus; acoustic
Prior art date: 1941-05-09

Application number

Other languages

German (de)

English (en)

Inventor

Fides Gesellschaft Beschraenk

Original Assignee

Fides Gmbh

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.)

1941-05-09

Filing date

1942-04-29

Publication date

1943-04-30

1942-04-29 Application filed by Fides Gmbh filed Critical Fides Gmbh

1943-04-30 Publication of CH226795A publication Critical patent/CH226795A/de

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
- H04R11/06—Telephone receivers
- 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

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)

CH226795D 1941-05-09 1942-04-29 Sechspolmagnetsystem für elektro-akustische Apparate. CH226795A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE882404X		1941-05-09

Publications (1)

Publication Number	Publication Date
CH226795A true CH226795A (de)	1943-04-30

Family

ID=45351100

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH226795D CH226795A (de)	1941-05-09	1942-04-29	Sechspolmagnetsystem für elektro-akustische Apparate.

Country Status (3)

Country	Link
BE (1)	BE445825A (fr)
CH (1)	CH226795A (fr)
FR (1)	FR882404A (fr)

1942
- 1942-04-29 CH CH226795D patent/CH226795A/de unknown
- 1942-05-28 FR FR882404D patent/FR882404A/fr not_active Expired
- 1942-06-04 BE BE445825D patent/BE445825A/xx unknown

Also Published As

Publication number	Publication date
FR882404A (fr)	1943-06-02
BE445825A (fr)	1942-07-31

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