NL287574A - - Google Patents
Info
- Publication number
- NL287574A NL287574A NL287574DA NL287574A NL 287574 A NL287574 A NL 287574A NL 287574D A NL287574D A NL 287574DA NL 287574 A NL287574 A NL 287574A
- Authority
- NL
- Netherlands
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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/08—Arrangements for producing a reverberation or echo sound
- G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices
-
- 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
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
- H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT29362A AT230453B (de) | 1962-01-15 | 1962-01-15 | Lautsprecher, insbesondere dynamischer Lautsprecher mit Schaumstoffmembran |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL287574A true NL287574A (xx) |
Family
ID=3486692
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL287574D NL287574A (xx) | 1962-01-15 | ||
| NL287574A NL142044B (nl) | 1962-01-15 | 1963-01-09 | Elektrodynamische luidspreker. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL287574A NL142044B (nl) | 1962-01-15 | 1963-01-09 | Elektrodynamische luidspreker. |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT230453B (xx) |
| BE (1) | BE626876A (xx) |
| CH (1) | CH409018A (xx) |
| GB (1) | GB1003608A (xx) |
| NL (2) | NL142044B (xx) |
| SE (1) | SE328611B (xx) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1299041B (de) * | 1966-04-06 | 1969-07-10 | Nippon Gakki Co Ltd Seizo Kabu | Membran fuer Flachlautsprecher |
| US3603427A (en) * | 1968-11-19 | 1971-09-07 | Nippon Musical Instruments Mfg | Loudspeaker |
| JPS5379525A (en) * | 1976-12-23 | 1978-07-14 | Sony Corp | Compound diaphtagm for speakers |
| US4232204A (en) * | 1978-06-22 | 1980-11-04 | Comercial E Industrial Sound-Tronic Ltd. | High fidelity loudspeaker |
| GB2059717B (en) * | 1979-09-25 | 1984-04-04 | Victor Company Of Japan | Speaker diaphragm assembly and a method of manufacturing the same |
| GB2062408B (en) * | 1979-10-02 | 1984-02-22 | Victor Company Of Japan | Speaker |
| CA1284837C (en) * | 1987-06-18 | 1991-06-11 | Highwood Audio Inc. | Audio transducer |
| DE19757098C2 (de) * | 1997-12-20 | 2003-01-09 | Harman Audio Electronic Sys | Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip |
| GB2360665B (en) * | 1998-06-22 | 2003-01-15 | Slab Technology Ltd | Loudspeakers |
| WO2001008447A2 (en) * | 1999-07-23 | 2001-02-01 | Digital Sonics, Llc | Flat panel speaker |
| GB2463924A (en) * | 2008-06-26 | 2010-04-07 | Allan Read | Wireless table-top conference system uses Balanced Mode loudspeaker |
| GB2544548B (en) * | 2015-11-20 | 2018-01-24 | Amina Tech Limited | Flat panel loudspeakers |
-
0
- NL NL287574D patent/NL287574A/xx unknown
- BE BE626876D patent/BE626876A/xx unknown
-
1962
- 1962-01-15 AT AT29362A patent/AT230453B/de active
-
1963
- 1963-01-02 GB GB30063A patent/GB1003608A/en not_active Expired
- 1963-01-09 NL NL287574A patent/NL142044B/xx unknown
- 1963-01-11 CH CH37963A patent/CH409018A/de unknown
- 1963-01-15 SE SE42863A patent/SE328611B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH409018A (de) | 1966-03-15 |
| SE328611B (xx) | 1970-09-21 |
| AT230453B (de) | 1963-12-10 |
| BE626876A (xx) | |
| GB1003608A (en) | 1965-09-08 |
| NL142044B (nl) | 1974-04-16 |