BE714380A - - Google Patents
Info
- Publication number
- BE714380A BE714380A BE714380DA BE714380A BE 714380 A BE714380 A BE 714380A BE 714380D A BE714380D A BE 714380DA BE 714380 A BE714380 A BE 714380A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- G10K7/00—Sirens
-
- 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
- G10K7/00—Sirens
- G10K7/06—Sirens in which the sound-producing member is driven by a fluid, e.g. by a compressed gas
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Reciprocating Pumps (AREA)
- Catching Or Destruction (AREA)
- Special Spraying Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR107886A FR1531690A (en) | 1967-05-25 | 1967-05-25 | Acoustic generators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE714380A true BE714380A (en) | 1968-09-16 |
Family
ID=8631626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE714380D BE714380A (en) | 1967-05-25 | 1968-04-29 |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE714380A (en) |
| CH (1) | CH491459A (en) |
| DE (1) | DE1766419B1 (en) |
| ES (1) | ES364274A1 (en) |
| FR (1) | FR1531690A (en) |
| GB (1) | GB1209555A (en) |
| IL (1) | IL29913A (en) |
| LU (1) | LU56069A1 (en) |
| NL (1) | NL6807111A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE428346B (en) * | 1980-10-17 | 1983-06-27 | Kockumation Ab | THE PRESSURE GAS DRIVE SOUND TRANSMITTER WITH THE RESONANCE HORN AND WITH THE BODY FOR CONTROL OF THE PRESSURE OF THE PRESSURE GAS THROUGH THE RESONANCE HORN |
| FR2572615B1 (en) * | 1984-10-29 | 1988-10-14 | Bertin & Cie | PNEUMATIC SPEAKER WITH CONTINUOUS FLOW PRESSURE FLOW |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1181591B (en) * | 1963-02-01 | 1964-11-12 | Siemens Ag | Pneumatically or hydraulically operated optical or acoustic signaling device |
-
1967
- 1967-05-25 FR FR107886A patent/FR1531690A/en not_active Expired
-
1968
- 1968-04-29 BE BE714380D patent/BE714380A/xx unknown
- 1968-04-29 GB GB20110/68A patent/GB1209555A/en not_active Expired
- 1968-04-30 IL IL29913A patent/IL29913A/en unknown
- 1968-05-01 CH CH648868A patent/CH491459A/en not_active IP Right Cessation
- 1968-05-14 LU LU56069D patent/LU56069A1/xx unknown
- 1968-05-20 NL NL6807111A patent/NL6807111A/xx unknown
- 1968-05-21 DE DE19681766419 patent/DE1766419B1/en active Pending
- 1968-05-24 ES ES364274A patent/ES364274A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IL29913A0 (en) | 1970-01-29 |
| IL29913A (en) | 1971-06-23 |
| CH491459A (en) | 1970-05-31 |
| NL6807111A (en) | 1968-11-26 |
| FR1531690A (en) | 1968-07-05 |
| GB1209555A (en) | 1970-10-21 |
| DE1766419B1 (en) | 1972-05-31 |
| LU56069A1 (en) | 1968-09-04 |
| ES364274A1 (en) | 1970-02-16 |