FR1058378A - Improvement in electromagnetic horns - Google Patents
Improvement in electromagnetic hornsInfo
- Publication number
- FR1058378A FR1058378A FR1058378DA FR1058378A FR 1058378 A FR1058378 A FR 1058378A FR 1058378D A FR1058378D A FR 1058378DA FR 1058378 A FR1058378 A FR 1058378A
- Authority
- FR
- France
- Prior art keywords
- improvement
- electromagnetic horns
- horns
- electromagnetic
- 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
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1058378T | 1952-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1058378A true FR1058378A (en) | 1954-03-16 |
Family
ID=9598525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1058378D Expired FR1058378A (en) | 1952-06-16 | 1952-06-16 | Improvement in electromagnetic horns |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1058378A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2180417A5 (en) * | 1972-04-11 | 1973-11-23 | Lucas Electrical Co Ltd |
-
1952
- 1952-06-16 FR FR1058378D patent/FR1058378A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2180417A5 (en) * | 1972-04-11 | 1973-11-23 | Lucas Electrical Co Ltd |
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