GB1149910A - Improvements in or relating to acoustic signal generators - Google Patents
Improvements in or relating to acoustic signal generatorsInfo
- Publication number
- GB1149910A GB1149910A GB5595166A GB5595166A GB1149910A GB 1149910 A GB1149910 A GB 1149910A GB 5595166 A GB5595166 A GB 5595166A GB 5595166 A GB5595166 A GB 5595166A GB 1149910 A GB1149910 A GB 1149910A
- Authority
- GB
- United Kingdom
- Prior art keywords
- spring
- relating
- acoustic signal
- signal generators
- sound
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/34—Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts
-
- 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
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
- G10K9/15—Self-interrupting arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Percussion Or Vibration Massage (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Breakers (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0100974 | 1965-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1149910A true GB1149910A (en) | 1969-04-23 |
Family
ID=7523421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5595166A Expired GB1149910A (en) | 1965-12-15 | 1966-12-14 | Improvements in or relating to acoustic signal generators |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT270456B (da) |
| BE (1) | BE691193A (da) |
| CH (1) | CH448180A (da) |
| DK (1) | DK115680B (da) |
| FR (1) | FR1505722A (da) |
| GB (1) | GB1149910A (da) |
| NL (1) | NL6616111A (da) |
| SE (1) | SE317304B (da) |
-
1966
- 1966-11-15 NL NL6616111A patent/NL6616111A/xx unknown
- 1966-12-12 CH CH1770066A patent/CH448180A/de unknown
- 1966-12-13 AT AT1148366A patent/AT270456B/de active
- 1966-12-14 BE BE691193D patent/BE691193A/xx unknown
- 1966-12-14 GB GB5595166A patent/GB1149910A/en not_active Expired
- 1966-12-14 SE SE1712166A patent/SE317304B/xx unknown
- 1966-12-14 DK DK648566A patent/DK115680B/da unknown
- 1966-12-15 FR FR87635A patent/FR1505722A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT270456B (de) | 1968-04-25 |
| CH448180A (de) | 1967-12-15 |
| SE317304B (da) | 1969-11-10 |
| DE1516531A1 (de) | 1969-07-17 |
| DK115680B (da) | 1969-10-27 |
| NL6616111A (da) | 1967-06-16 |
| BE691193A (da) | 1967-06-14 |
| FR1505722A (fr) | 1967-12-15 |
| DE1516531B2 (de) | 1973-02-15 |
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