GB2474848B - Loudspeaker - Google Patents
LoudspeakerInfo
- Publication number
- GB2474848B GB2474848B GB0918820A GB0918820A GB2474848B GB 2474848 B GB2474848 B GB 2474848B GB 0918820 A GB0918820 A GB 0918820A GB 0918820 A GB0918820 A GB 0918820A GB 2474848 B GB2474848 B GB 2474848B
- Authority
- GB
- United Kingdom
- Prior art keywords
- loudspeaker
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
-
- 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
- H04R9/048—Construction in which the windings of the moving coil lay in the same plane of the ribbon type
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0918820A GB2474848B (en) | 2009-10-27 | 2009-10-27 | Loudspeaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0918820A GB2474848B (en) | 2009-10-27 | 2009-10-27 | Loudspeaker |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0918820D0 GB0918820D0 (en) | 2009-12-09 |
GB2474848A GB2474848A (en) | 2011-05-04 |
GB2474848B true GB2474848B (en) | 2014-05-28 |
Family
ID=41426766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0918820A Expired - Fee Related GB2474848B (en) | 2009-10-27 | 2009-10-27 | Loudspeaker |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2474848B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201105139D0 (en) * | 2011-03-26 | 2011-05-11 | Cooke Michael P | Loudspeaker |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB290235A (en) * | 1927-05-11 | 1928-06-14 | Electrical Res Prod Inc | Improvements in and relating to diaphragms for reproducing sound |
US1863072A (en) * | 1929-12-26 | 1932-06-14 | Bell Telephone Labor Inc | Sound radiator and method of making the same |
US1866603A (en) * | 1927-05-11 | 1932-07-12 | Bell Telephone Labor Inc | Acoustic device |
US1882974A (en) * | 1928-05-22 | 1932-10-18 | Bell Telephone Labor Inc | Acoustic device |
US1960449A (en) * | 1933-05-18 | 1934-05-29 | Midgley Albert Henry | Acoustic apparatus |
EP0296139A2 (en) * | 1987-06-18 | 1988-12-21 | Highwood Audio Inc. | Audio transducer |
-
2009
- 2009-10-27 GB GB0918820A patent/GB2474848B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB290235A (en) * | 1927-05-11 | 1928-06-14 | Electrical Res Prod Inc | Improvements in and relating to diaphragms for reproducing sound |
US1866603A (en) * | 1927-05-11 | 1932-07-12 | Bell Telephone Labor Inc | Acoustic device |
US1882974A (en) * | 1928-05-22 | 1932-10-18 | Bell Telephone Labor Inc | Acoustic device |
US1863072A (en) * | 1929-12-26 | 1932-06-14 | Bell Telephone Labor Inc | Sound radiator and method of making the same |
US1960449A (en) * | 1933-05-18 | 1934-05-29 | Midgley Albert Henry | Acoustic apparatus |
EP0296139A2 (en) * | 1987-06-18 | 1988-12-21 | Highwood Audio Inc. | Audio transducer |
Also Published As
Publication number | Publication date |
---|---|
GB2474848A (en) | 2011-05-04 |
GB0918820D0 (en) | 2009-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20231027 |