CH552926A - ELECTROACOUSTIC CONVERTER ARRANGEMENT. - Google Patents

ELECTROACOUSTIC CONVERTER ARRANGEMENT.

Info

Publication number: CH552926A
Authority: CH; Switzerland
Prior art keywords: converter arrangement; electroacoustic converter; electroacoustic; arrangement; converter
Prior art date: 1972-02-29

Application number

CH231273A

Other languages

German (de)

Original Assignee

Siemens Ag

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.)

1972-02-29

Filing date

1973-02-16

Publication date

1974-08-15

1973-02-16 Application filed by Siemens Ag filed Critical Siemens Ag

1974-08-15 Publication of CH552926A publication Critical patent/CH552926A/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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Piezo-Electric Transducers For Audible Bands (AREA)
Transducers For Ultrasonic Waves (AREA)

CH231273A 1972-02-29 1973-02-16 ELECTROACOUSTIC CONVERTER ARRANGEMENT. CH552926A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722209607 DE2209607B1 (en)	1972-02-29	1972-02-29	ELECTROACOUSTIC CONVERTER

Publications (1)

Publication Number	Publication Date
CH552926A true CH552926A (en)	1974-08-15

Family

ID=5837462

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH231273A CH552926A (en)	1972-02-29	1973-02-16	ELECTROACOUSTIC CONVERTER ARRANGEMENT.

Country Status (13)

Country	Link
AR (1)	AR193485A1 (en)
AT (1)	AT318021B (en)
BE (1)	BE796100A (en)
BR (1)	BR7301463D0 (en)
CH (1)	CH552926A (en)
DE (1)	DE2209607B1 (en)
FR (1)	FR2174044B1 (en)
GB (1)	GB1397662A (en)
IT (1)	IT979509B (en)
LU (1)	LU67103A1 (en)
NL (1)	NL7302654A (en)
SE (1)	SE387510B (en)
ZA (1)	ZA73976B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5595998A (en) *	1979-01-15	1980-07-21	Molex Inc	Connector assembly for converter
EP0158230B1 (en) *	1984-04-11	1987-07-29	Siemens Aktiengesellschaft	Piezoelectric-acoustic transducer for electroacoustic units with constructional features for assembling
DE3425175A1 (en) *	1984-07-09	1986-03-27	Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen	Piezoelectric acoustic transducer
DE3425176A1 (en) *	1984-07-09	1986-02-20	Fernsprech Und Signalbau Kg Sc	Piezoelectric telephone capsule
FI103747B (en)	1998-01-29	1999-08-31	Emf Acoustics Oy Ltd	The vibration transducer unit

1972
- 1972-02-29 DE DE19722209607 patent/DE2209607B1/en not_active Withdrawn
1973
- 1973-01-31 AT AT82473A patent/AT318021B/en active
- 1973-02-05 GB GB550773A patent/GB1397662A/en not_active Expired
- 1973-02-12 AR AR246544A patent/AR193485A1/en active
- 1973-02-12 ZA ZA730976A patent/ZA73976B/en unknown
- 1973-02-16 CH CH231273A patent/CH552926A/en not_active IP Right Cessation
- 1973-02-22 FR FR7306263A patent/FR2174044B1/fr not_active Expired
- 1973-02-26 NL NL7302654A patent/NL7302654A/xx not_active Application Discontinuation
- 1973-02-27 LU LU67103A patent/LU67103A1/xx unknown
- 1973-02-27 BR BR731463A patent/BR7301463D0/en unknown
- 1973-02-27 IT IT20899/73A patent/IT979509B/en active
- 1973-02-28 SE SE7302853A patent/SE387510B/en unknown
- 1973-02-28 BE BE128220A patent/BE796100A/en unknown

Also Published As

Publication number	Publication date
FR2174044A1 (en)	1973-10-12
GB1397662A (en)	1975-06-18
IT979509B (en)	1974-09-30
BE796100A (en)	1973-08-28
LU67103A1 (en)	1973-05-03
AU5210973A (en)	1974-08-15
AR193485A1 (en)	1973-04-23
AT318021B (en)	1974-09-25
DE2209607A1 (en)	1974-01-31
FR2174044B1 (en)	1979-06-29
DE2209607B1 (en)	1974-01-31
NL7302654A (en)	1973-08-31
BR7301463D0 (en)	1974-05-16
SE387510B (en)	1976-09-06
ZA73976B (en)	1973-11-28

Similar Documents

Publication	Publication Date	Title
NL173699C (en)	1984-02-16	ELECTROACOUSTIC CONVERTER.
DK140360B (en)	1979-08-06	Electroacoustic converter.
BE802780A (en)	1974-01-25	ELECTRO-ACOUSTIC CONVERTER
BE799252A (en)	1973-08-31	CONNECTION,
NO142638C (en)	1980-09-24	IMAGE CONVERTER.
DK137820B (en)	1978-05-08	Electroacoustic converter.
BE781867A (en)	1972-10-10	DRAADKRAT.
SE382724B (en)	1976-02-09	CONTROLLABLE CONVERTER.
DK139370B (en)	1979-02-05	Electroacoustic converter.
CH539845A (en)	1973-07-31	Electroacoustic converter
BE781886A (en)	1972-07-31	FLESSENKRAT.
NL172504C (en)	1983-09-01	ELECTRO-ACOUSTIC CONVERTER.
NL173691C (en)	1984-02-16	DC-DC CONVERTER.
CH552926A (en)	1974-08-15	ELECTROACOUSTIC CONVERTER ARRANGEMENT.
CH546481A (en)	1974-02-28	AIR-COOLED CONVERTER.
BE785548A (en)	1972-10-16	CONNECTION.
DK136749B (en)	1977-11-14	Electroacoustic converter.
BE789770A (en)	1973-02-01	VOERTUIG.
BE783739A (en)	1972-09-13	BRANDSTOFRESERVOIR.
CH548661A (en)	1974-04-30	SUMMARY CURRENT CONVERTER.
ES198319Y (en)	1975-11-01	CONNECTION ARRANGEMENT.
CH552309A (en)	1974-07-31	TELEPHONE.
BE789824A (en)	1973-04-06	BIGOUDI.
BE788086A (en)	1972-12-18	SIERAAD.
ES183102Y (en)	1974-05-01	IMPROVED CAP-SEAL.

Legal Events

Date	Code	Title	Description
1980-10-31	PL	Patent ceased