CH567855A5 - - Google Patents
Info
- Publication number
- CH567855A5 CH567855A5 CH7074A CH7074A CH567855A5 CH 567855 A5 CH567855 A5 CH 567855A5 CH 7074 A CH7074 A CH 7074A CH 7074 A CH7074 A CH 7074A CH 567855 A5 CH567855 A5 CH 567855A5
- Authority
- CH
- Switzerland
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
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/046—Construction
- H04R9/047—Construction in which the windings of the moving coil lay in the same plane
-
- 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
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00321826A US3832499A (en) | 1973-01-08 | 1973-01-08 | Electro-acoustic transducer |
Publications (1)
Publication Number | Publication Date |
---|---|
CH567855A5 true CH567855A5 (en) | 1975-10-15 |
Family
ID=23252194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH7074A CH567855A5 (en) | 1973-01-08 | 1974-01-04 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3832499A (en) |
JP (1) | JPS5542555B2 (en) |
AU (1) | AU6429474A (en) |
CA (1) | CA979113A (en) |
CH (1) | CH567855A5 (en) |
DE (1) | DE2400625A1 (en) |
FR (1) | FR2213631B1 (en) |
GB (1) | GB1432721A (en) |
IT (1) | IT1008673B (en) |
SE (1) | SE391101B (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA964760A (en) * | 1973-03-13 | 1975-03-18 | Atkins, Lucien W. | Electro acoustic transducers |
JPS5440015Y2 (en) * | 1975-04-16 | 1979-11-27 | ||
JPS5619513Y2 (en) * | 1975-09-11 | 1981-05-08 | ||
US4056697A (en) * | 1976-09-03 | 1977-11-01 | Oskar Heil | Movable diaphragm connector method flexible hinge diaphragm surround and electro-acoustic transducer with folded diaphragm with intermediate flexible portions |
JPS5481736U (en) * | 1977-11-17 | 1979-06-09 | ||
JPS5485856A (en) * | 1977-12-20 | 1979-07-07 | Jihado Arudein Imado | Umbrella |
US4354066A (en) * | 1980-09-15 | 1982-10-12 | Necoechea Robert W | Rigid-diaphragm transducer with plural coils |
NL8102572A (en) * | 1981-05-26 | 1982-12-16 | Philips Nv | BAND TYPE ELECTROACOUSTIC CONVERTER WITH LOW DISTORTION AND IMPROVED SENSITIVITY. |
US5195143A (en) * | 1991-05-31 | 1993-03-16 | Apogee Acoustics, Inc. | Acoustical ribbon transducer loudspeaker system |
US5325439A (en) * | 1993-10-13 | 1994-06-28 | Smiley Jack R | Loudspeaker apparatus |
WO1998020703A1 (en) * | 1996-11-07 | 1998-05-14 | Cerwin Vega, Inc. | Improved horn loaded pleated ribbon high frequency acoustic transducer with substantially uniform coupling |
WO1998020705A1 (en) * | 1996-11-08 | 1998-05-14 | Cerwin Vega, Inc. | Improved suspension for high power pleated ribbon transducer |
US6513624B2 (en) | 2000-02-03 | 2003-02-04 | C. Ronald Coffin | Loudspeaker enclosure |
US20030183888A1 (en) * | 2002-03-28 | 2003-10-02 | Eyal Bar-Sadeh | Corrugated diaphragm |
US20040213431A1 (en) * | 2003-04-25 | 2004-10-28 | Mello William Bernard | Electromagnetic audio transducer and or audio speaker |
US20060078135A1 (en) * | 2004-10-08 | 2006-04-13 | Royer David E | Ribbon-microphone transducer |
EP1813132B1 (en) * | 2004-10-21 | 2019-08-14 | Shure Incorporated | Acoustic ribbon transducer arrangements |
ATE392117T1 (en) * | 2005-01-26 | 2008-04-15 | Harman Becker Automotive Sys | ELECTROACOUSTIC TRANSDUCER |
EP1881732A1 (en) * | 2006-06-21 | 2008-01-23 | Harman/Becker Automotive Systems GmbH | Magnetic membrane suspension |
DE102007029560B4 (en) * | 2007-06-26 | 2010-02-18 | Mundorf Eb Gmbh | Membrane arrangement for an air-motion transformer (AMT) and sound transducer with such a membrane arrangement |
DE102007062424B4 (en) * | 2007-12-20 | 2010-02-04 | Mundorf Eb Gmbh | Magnetic drive device for a sound transducer or loudspeaker arrangement with at least one AMT loudspeaker unit |
ES2376731B1 (en) * | 2010-06-07 | 2013-02-01 | Acústica Beyma, S.L. | FOLDED DIAPHRAGM SPEAKER. |
WO2013169745A1 (en) | 2012-05-09 | 2013-11-14 | Christensen Eugene J | Wide-range, wide-angle loudspeaker driver |
ITRM20120603A1 (en) * | 2012-11-29 | 2014-05-30 | Acustica Beyma S L | SPEAKER WITH BENDED DIAPHRAGM |
US11166105B2 (en) | 2020-04-02 | 2021-11-02 | Rex PRICE | Movable diaphragms |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3497642A (en) * | 1966-02-28 | 1970-02-24 | Intron Int Inc | Transducer diaphragm imbedded with conductively-coated ferromagnetic particles |
-
1973
- 1973-01-08 US US00321826A patent/US3832499A/en not_active Expired - Lifetime
-
1974
- 1974-01-04 CH CH7074A patent/CH567855A5/xx not_active IP Right Cessation
- 1974-01-04 FR FR7400205A patent/FR2213631B1/fr not_active Expired
- 1974-01-04 CA CA189,436A patent/CA979113A/en not_active Expired
- 1974-01-07 SE SE7400170A patent/SE391101B/en not_active IP Right Cessation
- 1974-01-08 DE DE2400625A patent/DE2400625A1/en not_active Withdrawn
- 1974-01-08 GB GB79674A patent/GB1432721A/en not_active Expired
- 1974-01-08 IT IT47591/74A patent/IT1008673B/en active
- 1974-01-08 JP JP512374A patent/JPS5542555B2/ja not_active Expired
- 1974-01-08 AU AU64294/74A patent/AU6429474A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2400625A1 (en) | 1974-07-11 |
AU6429474A (en) | 1975-07-10 |
JPS49110332A (en) | 1974-10-21 |
FR2213631A1 (en) | 1974-08-02 |
JPS5542555B2 (en) | 1980-10-31 |
CA979113A (en) | 1975-12-02 |
US3832499A (en) | 1974-08-27 |
IT1008673B (en) | 1976-11-30 |
GB1432721A (en) | 1976-04-22 |
FR2213631B1 (en) | 1981-02-27 |
SE391101B (en) | 1977-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |