DK137820B - Elektroakustisk omformer. - Google Patents

Elektroakustisk omformer.

Info

Publication number: DK137820B
Authority: DK; Denmark
Prior art keywords: electroacoustic converter; electroacoustic; converter
Prior art date: 1971-06-16

Application number

DK292772AA

Other languages

English (en)

Other versions

DK137820C (da

Inventor

Jose Juan Bertagni

Original Assignee

Jose Juan Bertagni

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.)

1971-06-16

Filing date

1972-06-12

Publication date

1978-05-08

1972-06-12 Application filed by Jose Juan Bertagni filed Critical Jose Juan Bertagni

1978-05-08 Publication of DK137820B publication Critical patent/DK137820B/da

1978-10-09 Application granted granted Critical

1978-10-09 Publication of DK137820C publication Critical patent/DK137820C/da

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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
- H04R9/066—Loudspeakers using the principle of inertia
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/022—Cooling arrangements

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

DK292772AA 1971-06-16 1972-06-12 Elektroakustisk omformer. DK137820B (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AR23622071		1971-06-16

Publications (2)

Publication Number	Publication Date
DK137820B true DK137820B (da)	1978-05-08
DK137820C DK137820C (da)	1978-10-09

Family

ID=3462012

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK292772AA DK137820B (da)	1971-06-16	1972-06-12	Elektroakustisk omformer.

Country Status (6)

Country	Link
US (1)	US3801943A (da)
JP (1)	JPS5514600B1 (da)
DE (1)	DE2229239A1 (da)
DK (1)	DK137820B (da)
FR (1)	FR2141983B3 (da)
NL (1)	NL7208047A (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4013846A (en) *	1975-08-28	1977-03-22	Minnesota Mining And Manufacturing Company	Piston loudspeaker
AR214446A1 (es) *	1978-04-05	1979-06-15	Bertagni J	Montaje de un diafragma sustancialmente plano que define un trasductor de sonido
GB2062408B (en) *	1979-10-02	1984-02-22	Victor Company Of Japan	Speaker
CH645227A5 (fr) *	1981-12-22	1984-09-14	Multiphonie Sa	Transducteur electro-acoustique.
US4635287A (en) *	1983-10-19	1987-01-06	Mutsuo Hirano	Audio-frequency electromechanical vibrator
US4928312A (en) *	1988-10-17	1990-05-22	Amel Hill	Acoustic transducer
US4997058A (en) *	1989-10-02	1991-03-05	Bertagni Jose J	Sound transducer
US5425107A (en) *	1992-04-09	1995-06-13	Bertagni Electronic Sound Transducers, International Corporation	Planar-type loudspeaker with dual density diaphragm
WO1995014296A1 (en) *	1993-11-18	1995-05-26	Sound Advance Systems, Inc.	Improved planar diaphragm loudspeaker
US5991424A (en) *	1995-04-28	1999-11-23	Sound Advance Systems, Inc.	Planar diaphragm speaker with heat dissipator
KR19990044066A (ko) *	1995-09-02	1999-06-25	에이지마. 헨리	패널형 음향방사 소자를 구비한 라우드스피커
UA50749C2 (uk) *	1995-09-02	2002-11-15	Нью Транзд'Юсез Лімітед	Інерційний віброперетворювач і гучномовець
US6003766A (en)	1995-09-02	1999-12-21	New Transducers Limited	Vending machine
US6618487B1 (en)	1996-09-03	2003-09-09	New Transducers Limited	Electro-dynamic exciter
GB9701983D0 (en) *	1997-01-31	1997-03-19	New Transducers Ltd	Electro-dynamic exciter
JP3569413B2 (ja) *	1997-03-25	2004-09-22	パイオニア株式会社	スピーカ装置及びスピーカ装置の製造方法
GB9714050D0 (en) *	1997-07-03	1997-09-10	New Transducers Ltd	Panel-form loudspeakers
DE19821860A1 (de)	1998-05-15	1999-11-18	Nokia Deutschland Gmbh	Treiber für flaches Klangpaneel
US6574347B1 (en) *	2000-11-17	2003-06-03	Logitech Europe S.A.	Flat-panel loudspeaker with compressed dampeners
JP4604415B2 (ja) *	2001-07-19	2011-01-05	パナソニック株式会社	スピーカ
US20030031324A1 (en) *	2001-08-07	2003-02-13	Richard Lukacovic	Solenoid for an electrolarynx
US7180489B2 (en) *	2002-02-06	2007-02-20	Andersen Corporation	Automated multi-task window assembly
US7109959B2 (en)	2002-02-06	2006-09-19	Andersen Corporation	Multi-task window
US6929091B2 (en) *	2002-10-28	2005-08-16	Sound Advance Systems, Inc.	Planar diaphragm loudspeaker and related methods
JP2004325908A (ja) *	2003-04-25	2004-11-18	Yamaha Corp	打楽器の集音装置
GB0611533D0 (en) *	2006-06-10	2006-07-19	Univ Warwick	A non-contact method to measure fill level and content in metallic containers
US9731211B2 (en)	2014-07-16	2017-08-15	Traxxas, L.P.	On-board audio system for a model vehicle
USD834111S1 (en)	2014-10-01	2018-11-20	Traxxas Lp	Transducer mount

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2252846A (en) *	1938-09-30	1941-08-19	Associated Electric Lab Inc	Acoustic device
BE469578A (da) *	1945-11-30
DE1073545B (de) *	1953-06-02	1960-01-21	Akustische u Kino Gerate Ges mbH, Wien	Dynamisches Rieht mikrophon
US3329777A (en) *	1963-05-24	1967-07-04	Plastic Mold & Engineering Co	Dynamic ear phone
US3567870A (en) *	1968-07-25	1971-03-02	Harold D Linden	Wall surface transducer system

1972
- 1972-06-05 US US00259378A patent/US3801943A/en not_active Expired - Lifetime
- 1972-06-12 DK DK292772AA patent/DK137820B/da not_active IP Right Cessation
- 1972-06-13 NL NL7208047A patent/NL7208047A/xx unknown
- 1972-06-15 DE DE19722229239 patent/DE2229239A1/de active Pending
- 1972-06-15 FR FR7221672A patent/FR2141983B3/fr not_active Expired
- 1972-06-16 JP JP6031472A patent/JPS5514600B1/ja active Pending

Also Published As

Publication number	Publication date
JPS5514600B1 (da)	1980-04-17
US3801943A (en)	1974-04-02
FR2141983A1 (da)	1973-01-26
DE2229239A1 (de)	1972-12-21
NL7208047A (da)	1972-12-19
FR2141983B3 (da)	1975-08-08
DK137820C (da)	1978-10-09

Legal Events

Date	Code	Title	Description
1989-02-13	PBP	Patent lapsed

Publication	Publication Date	Title
DK140360B (da)	1979-08-06	Elektroakustisk omsætter.
NL161932B (nl)	1979-10-15	Gelijkstroom-wisselstroomomzetter.
NL173699C (nl)	1984-02-16	Electroakoestische omzetter.
DK137820B (da)	1978-05-08	Elektroakustisk omformer.
DK139055B (da)	1978-12-11	Ultralydomsætterapparat.
DK127955B (da)	1974-02-11	Byggesæt.
BE783967A (nl)	1972-11-27	Galvaniseerinrichting.
CH555461A (de)	1974-10-31	Echafaudage.
CH545053A (de)	1973-11-30	Elektroakustischer Wandler
DK139370B (da)	1979-02-05	Elektroakustisk omsætter.
SE382724B (sv)	1976-02-09	Styrbar stromriktare.
NL176604C (nl)	1985-05-01	Drukomzetter.
NL151609B (nl)	1976-11-15	Elektro-akoestische omzetinrichting.
CH547567A (de)	1974-03-29	Turbogenerater.
NL172504C (nl)	1983-09-01	Elektro-akoestische omzetter.
CH553706A (de)	1974-09-13	Foerderer.
CH551693A (de)	1974-07-15	Bildwandler.
NO136273C (no)	1977-08-10	Digitalt omformerapparat.
SE382509B (sv)	1976-02-02	Bildalstringsark.
CH552926A (de)	1974-08-15	Elektroakustische wandleranordnung.
CH547101A (de)	1974-03-29	Trocart.
CH547215A (fr)	1974-03-29	Aerosol-ventil.
AT309550B (de)	1973-08-27	Elektroakustischer Wandler
CH556623A (de)	1974-11-29	Fernsprechapparat.
BE770100A (fr)	1971-12-01	Meerpas draadtrekmachine.