FR2598580B1 - Transducteur electroacoustique pour alarme - Google Patents
Transducteur electroacoustique pour alarmeInfo
- Publication number
- FR2598580B1 FR2598580B1 FR878701956A FR8701956A FR2598580B1 FR 2598580 B1 FR2598580 B1 FR 2598580B1 FR 878701956 A FR878701956 A FR 878701956A FR 8701956 A FR8701956 A FR 8701956A FR 2598580 B1 FR2598580 B1 FR 2598580B1
- Authority
- FR
- France
- Prior art keywords
- alarm
- electroacoustic transducer
- electroacoustic
- transducer
- 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.)
- Expired - Fee Related
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES1986292737U ES292737Y (es) | 1986-03-05 | 1986-03-05 | Transductor electroacustico, perfeccionado, para alarma |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2598580A1 FR2598580A1 (fr) | 1987-11-13 |
FR2598580B1 true FR2598580B1 (fr) | 1992-03-27 |
Family
ID=8440110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR878701956A Expired - Fee Related FR2598580B1 (fr) | 1986-03-05 | 1987-02-16 | Transducteur electroacoustique pour alarme |
Country Status (4)
Country | Link |
---|---|
ES (1) | ES292737Y (fr) |
FR (1) | FR2598580B1 (fr) |
GB (1) | GB2188185A (fr) |
PT (1) | PT84392B (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3938141A (en) * | 1975-01-06 | 1976-02-10 | General Signal Corporation | Snap-on housing adapted for panel mounting of transducer |
FR2400744A1 (fr) * | 1977-08-19 | 1979-03-16 | Beltrame Leonardo | Avertisseur acoustique electromagnetique |
US4310833A (en) * | 1980-01-15 | 1982-01-12 | Kobishi America, Inc. | Electrically-energized horn |
-
1986
- 1986-03-05 ES ES1986292737U patent/ES292737Y/es not_active Expired
-
1987
- 1987-02-06 GB GB08702672A patent/GB2188185A/en not_active Withdrawn
- 1987-02-16 FR FR878701956A patent/FR2598580B1/fr not_active Expired - Fee Related
- 1987-02-27 PT PT84392A patent/PT84392B/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2188185A (en) | 1987-09-23 |
ES292737U (es) | 1986-06-16 |
PT84392B (pt) | 1989-10-04 |
GB8702672D0 (en) | 1987-03-11 |
PT84392A (fr) | 1987-03-01 |
FR2598580A1 (fr) | 1987-11-13 |
ES292737Y (es) | 1987-03-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR900004130U (ko) | 전기 음향 변환기 | |
DE3852538D1 (de) | Elektroakustischer Wandler. | |
NO172154C (no) | Transduser | |
DE68914268D1 (de) | Elektroakustischer Wandler. | |
DK462084A (da) | Krafttransducer | |
KR840005297A (ko) | 전기 음향 변환기 | |
DE69326864T2 (de) | Elektroakustischer Wandler | |
DK355187A (da) | Inerti-lydtransducer | |
DE69320306T2 (de) | Elektroakustischer Wandler | |
FR2552291B1 (fr) | Transducteur acoustique directionnel | |
DE69328769D1 (de) | Elektroakustischer Wandler | |
DE3678543D1 (de) | Akustische signalvorrichtung. | |
DK524984A (da) | Transducer | |
IT1303933B1 (it) | Trasduttore elettro-acustico flessotensionale | |
FR2600227B1 (fr) | Transducteur electroacoustique tubulaire | |
DE58908955D1 (de) | Elektroakustischer Wandler. | |
FR2598580B1 (fr) | Transducteur electroacoustique pour alarme | |
DK547381A (da) | Elektrodynamisk transducer | |
IT1154054B (it) | Trasduttore elettroacustico | |
IT8819593A0 (it) | Trasduttore. | |
FR2613894B1 (fr) | Transducteur electroacoustique | |
BR8400103A (pt) | Transdutor | |
KR830000824U (ko) | 전기음향 변환기 | |
BR8604706A (pt) | Alarme ultrasonico | |
IT1151688B (it) | Trasduttore elettroacustico |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |