BE696758A - - Google Patents
Info
- Publication number
- BE696758A BE696758A BE696758DA BE696758A BE 696758 A BE696758 A BE 696758A BE 696758D A BE696758D A BE 696758DA BE 696758 A BE696758 A BE 696758A
- Authority
- BE
- Belgium
- Prior art keywords
- sound
- disc
- coil
- membrane
- core
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 206010011878 Deafness Diseases 0.000 description 1
- 206010048865 Hypoacusis Diseases 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 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
- 239000000284 extract Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002023 wood 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US54120966A | 1966-04-08 | 1966-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE696758A true BE696758A (enrdf_load_html_response) | 1967-09-18 |
Family
ID=24158637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE696758D BE696758A (enrdf_load_html_response) | 1966-04-08 | 1967-04-07 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE696758A (enrdf_load_html_response) |
| DE (1) | DE1968161U (enrdf_load_html_response) |
| ES (1) | ES339010A1 (enrdf_load_html_response) |
| NL (1) | NL6704925A (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993001588A1 (en) * | 1991-07-12 | 1993-01-21 | F.I.A.M.M. Componenti Accessori - F.C.A S.P.A. | A motor-vehicle horn |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2477417B1 (en) | 2011-01-14 | 2013-09-25 | Mosel Türen Vertriebsges.mbH | Door panel with holding means for an electronic device |
-
1967
- 1967-04-06 DE DE1967E0024975 patent/DE1968161U/de not_active Expired
- 1967-04-06 NL NL6704925A patent/NL6704925A/xx unknown
- 1967-04-07 ES ES339010A patent/ES339010A1/es not_active Expired
- 1967-04-07 BE BE696758D patent/BE696758A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993001588A1 (en) * | 1991-07-12 | 1993-01-21 | F.I.A.M.M. Componenti Accessori - F.C.A S.P.A. | A motor-vehicle horn |
| US5420563A (en) * | 1991-07-12 | 1995-05-30 | F.I.A.M.M. Componenti Accessori-F.C.A. S.P.A. | Motor-vehicle horn |
Also Published As
| Publication number | Publication date |
|---|---|
| ES339010A1 (es) | 1968-04-16 |
| DE1968161U (de) | 1967-09-14 |
| NL6704925A (enrdf_load_html_response) | 1967-10-09 |
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