DE176825C - - Google Patents
Info
- Publication number
- DE176825C DE176825C DENDAT176825D DE176825DA DE176825C DE 176825 C DE176825 C DE 176825C DE NDAT176825 D DENDAT176825 D DE NDAT176825D DE 176825D A DE176825D A DE 176825DA DE 176825 C DE176825 C DE 176825C
- Authority
- DE
- Germany
- Prior art keywords
- electromagnet
- membrane
- force
- lines
- armature
- 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.)
- Active
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)
- Percussion Or Vibration Massage (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE176825C true DE176825C (cs) |
Family
ID=441363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT176825D Active DE176825C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE176825C (cs) |
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0
- DE DENDAT176825D patent/DE176825C/de active Active
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