BE391459A - - Google Patents
Info
- Publication number
- BE391459A BE391459A BE391459DA BE391459A BE 391459 A BE391459 A BE 391459A BE 391459D A BE391459D A BE 391459DA BE 391459 A BE391459 A BE 391459A
- Authority
- BE
- Belgium
- Prior art keywords
- membrane
- coil
- current
- auxiliary
- voice coil
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 29
- 230000005284 excitation Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 2
- 230000005520 electrodynamics Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 238000006677 Appel reaction Methods 0.000 claims 1
- 241000100287 Membras Species 0.000 claims 1
- 101150110894 entS gene Proteins 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE391459A true BE391459A (Direct) |
Family
ID=59239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE391459D BE391459A (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE391459A (Direct) |
-
0
- BE BE391459D patent/BE391459A/fr unknown
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