FR2294494A1 - Sirene d'alarme portative " a circuit d'homme mort " - Google Patents
Sirene d'alarme portative " a circuit d'homme mort "Info
- Publication number
- FR2294494A1 FR2294494A1 FR7537598A FR7537598A FR2294494A1 FR 2294494 A1 FR2294494 A1 FR 2294494A1 FR 7537598 A FR7537598 A FR 7537598A FR 7537598 A FR7537598 A FR 7537598A FR 2294494 A1 FR2294494 A1 FR 2294494A1
- Authority
- FR
- France
- Prior art keywords
- portable
- dead man
- alarm siren
- man circuit
- circuit
- 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.)
- Granted
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
- G10K7/00—Sirens
- G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
- G10K7/04—Sirens in which the sound-producing member is rotated manually or by a motor by an electric motor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT7059974A IT1030082B (it) | 1974-12-11 | 1974-12-11 | Apparecchio a strena portalle segnalatore d allarme |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2294494A1 true FR2294494A1 (fr) | 1976-07-09 |
| FR2294494B3 FR2294494B3 (cs) | 1979-09-21 |
Family
ID=11314121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7537598A Granted FR2294494A1 (fr) | 1974-12-11 | 1975-12-09 | Sirene d'alarme portative " a circuit d'homme mort " |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE836516A (cs) |
| CH (1) | CH607176A5 (cs) |
| DE (1) | DE2552744A1 (cs) |
| ES (1) | ES443363A1 (cs) |
| FR (1) | FR2294494A1 (cs) |
| GB (1) | GB1480689A (cs) |
| IT (1) | IT1030082B (cs) |
| NL (1) | NL7514250A (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3103370A1 (de) * | 1981-01-29 | 1982-11-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Tragbarer hausnotrufsender |
| US7063040B2 (en) * | 2004-04-20 | 2006-06-20 | David Terry Woods | Portable air horn apparatus |
-
1974
- 1974-12-11 IT IT7059974A patent/IT1030082B/it active
-
1975
- 1975-11-25 DE DE19752552744 patent/DE2552744A1/de not_active Withdrawn
- 1975-12-04 GB GB4981975A patent/GB1480689A/en not_active Expired
- 1975-12-08 NL NL7514250A patent/NL7514250A/xx not_active Application Discontinuation
- 1975-12-09 FR FR7537598A patent/FR2294494A1/fr active Granted
- 1975-12-10 ES ES443363A patent/ES443363A1/es not_active Expired
- 1975-12-10 CH CH1603775A patent/CH607176A5/xx not_active IP Right Cessation
- 1975-12-11 BE BE2054711A patent/BE836516A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH607176A5 (cs) | 1978-11-30 |
| DE2552744A1 (de) | 1976-06-16 |
| FR2294494B3 (cs) | 1979-09-21 |
| ES443363A1 (es) | 1977-04-16 |
| GB1480689A (en) | 1977-07-20 |
| IT1030082B (it) | 1979-03-30 |
| BE836516A (nl) | 1976-06-11 |
| NL7514250A (nl) | 1976-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |