FR1579217A - - Google Patents
Info
- Publication number
- FR1579217A FR1579217A FR1579217DA FR1579217A FR 1579217 A FR1579217 A FR 1579217A FR 1579217D A FR1579217D A FR 1579217DA FR 1579217 A FR1579217 A FR 1579217A
- Authority
- FR
- France
- 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
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
-
- 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
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (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 |
|---|---|---|---|
| NL6712007A NL6712007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-31 | 1967-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1579217A true FR1579217A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-08-22 |
Family
ID=19801080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1579217D Expired FR1579217A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-08-31 | 1968-08-28 |
Country Status (4)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2472899A1 (fr) * | 1979-12-31 | 1981-07-03 | Sony Corp | Transducteur electro-acoustique |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1246985C2 (de) * | 1960-11-07 | 1973-02-22 | Willem Van Wingerden | Mehrschichtige geschliffene Parkettplatte |
| DE2929432C2 (de) * | 1979-07-20 | 1981-08-13 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Verfahren zur Herstellung eines elektrodynamischen Wandlers |
| US9363593B2 (en) | 2014-05-01 | 2016-06-07 | Bose Corporation | Transducer suspension elements with built-in tinsel wire |
-
1967
- 1967-08-31 NL NL6712007A patent/NL6712007A/xx unknown
-
1968
- 1968-08-07 DE DE19681762705 patent/DE1762705A1/de active Pending
- 1968-08-28 GB GB1233206D patent/GB1233206A/en not_active Expired
- 1968-08-28 FR FR1579217D patent/FR1579217A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2472899A1 (fr) * | 1979-12-31 | 1981-07-03 | Sony Corp | Transducteur electro-acoustique |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1762705A1 (de) | 1970-07-02 |
| NL6712007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-03-04 |
| GB1233206A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-05-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |