BE611732A - Sonnerie de faible volume - Google Patents
Sonnerie de faible volumeInfo
- Publication number
- BE611732A BE611732A BE611732A BE611732A BE611732A BE 611732 A BE611732 A BE 611732A BE 611732 A BE611732 A BE 611732A BE 611732 A BE611732 A BE 611732A BE 611732 A BE611732 A BE 611732A
- Authority
- BE
- Belgium
- Prior art keywords
- low volume
- volume ringtone
- ringtone
- low
- volume
- Prior art date
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
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electromagnets (AREA)
- Breakers (AREA)
- Magnetic Treatment Devices (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78614A US3116481A (en) | 1960-12-27 | 1960-12-27 | Electromagnetically operated polarized bell ringer |
Publications (1)
Publication Number | Publication Date |
---|---|
BE611732A true BE611732A (fr) | 1962-04-16 |
Family
ID=22145176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE611732A BE611732A (fr) | 1960-12-27 | 1961-12-19 | Sonnerie de faible volume |
Country Status (3)
Country | Link |
---|---|
US (1) | US3116481A (fr) |
BE (1) | BE611732A (fr) |
GB (1) | GB1008539A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3317871A (en) * | 1965-09-20 | 1967-05-02 | Leach Corp | Magnetically operated actuator |
US3623064A (en) * | 1968-10-11 | 1971-11-23 | Bell & Howell Co | Paging receiver having cycling eccentric mass |
BE786006A (fr) * | 1971-07-07 | 1973-01-08 | Siemens Ag | Circuit magnetique de relais polarise |
US3768087A (en) * | 1972-06-23 | 1973-10-23 | Mallory & Co Inc P R | Intrusion detecting alarm system |
US3968470A (en) * | 1975-03-13 | 1976-07-06 | Esterline Electronics Corporation | Magnetic motor |
US4040051A (en) * | 1976-11-04 | 1977-08-02 | Bell Telephone Laboratories, Incorporated | Electromagnetically operated audible signal generator |
JPH08216874A (ja) * | 1995-02-15 | 1996-08-27 | Tsubakimoto Chain Co | トロリーコンベヤのキャリヤの逆走防止装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2773223A (en) * | 1955-05-16 | 1956-12-04 | Gen Dynamics Corp | High impedance telephone substation ringer |
-
1960
- 1960-12-27 US US78614A patent/US3116481A/en not_active Expired - Lifetime
-
1961
- 1961-12-18 GB GB45242/61A patent/GB1008539A/en not_active Expired
- 1961-12-19 BE BE611732A patent/BE611732A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
US3116481A (en) | 1963-12-31 |
GB1008539A (en) | 1965-10-27 |
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