BE509369A - - Google Patents
Info
- Publication number
- BE509369A BE509369A BE509369DA BE509369A BE 509369 A BE509369 A BE 509369A BE 509369D A BE509369D A BE 509369DA BE 509369 A BE509369 A BE 509369A
- Authority
- BE
- Belgium
- Prior art keywords
- plunger
- buzzer
- gong
- polarized
- alternating current
- Prior art date
Links
- 239000000696 magnetic material Substances 0.000 claims description 22
- 230000006698 induction Effects 0.000 claims description 13
- 238000010009 beating Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims 1
- 230000001133 acceleration Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000035945 sensitivity Effects 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
- G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
- G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
- G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
- G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
- G10K1/064—Operating or striking mechanisms therefor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Magnetic Treatment Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509369A true BE509369A (enExample) |
Family
ID=148819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509369D BE509369A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509369A (enExample) |
-
0
- BE BE509369D patent/BE509369A/fr unknown
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