FR1030509A - Alarm device operating in the event of a fire threat - Google Patents
Alarm device operating in the event of a fire threatInfo
- Publication number
- FR1030509A FR1030509A FR1030509DA FR1030509A FR 1030509 A FR1030509 A FR 1030509A FR 1030509D A FR1030509D A FR 1030509DA FR 1030509 A FR1030509 A FR 1030509A
- Authority
- FR
- France
- Prior art keywords
- event
- alarm device
- device operating
- fire threat
- threat
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
- H01H37/767—Normally open
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1030509T | 1951-01-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1030509A true FR1030509A (en) | 1953-06-15 |
Family
ID=9582562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1030509D Expired FR1030509A (en) | 1951-01-05 | 1951-01-05 | Alarm device operating in the event of a fire threat |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1030509A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2428908A1 (en) * | 1978-06-15 | 1980-01-11 | Inter Control Koehler Hermann | THERMAL CIRCUIT BREAKER WITH FUSE MATERIAL |
EP0027647A1 (en) * | 1979-10-20 | 1981-04-29 | INTER CONTROL Hermann Köhler Elektrik GmbH u. Co. KG | Temperature safety switch |
DE3907292A1 (en) * | 1988-08-02 | 1990-02-08 | Tusky Maria | Stackable egg tray |
-
1951
- 1951-01-05 FR FR1030509D patent/FR1030509A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2428908A1 (en) * | 1978-06-15 | 1980-01-11 | Inter Control Koehler Hermann | THERMAL CIRCUIT BREAKER WITH FUSE MATERIAL |
EP0027647A1 (en) * | 1979-10-20 | 1981-04-29 | INTER CONTROL Hermann Köhler Elektrik GmbH u. Co. KG | Temperature safety switch |
DE3907292A1 (en) * | 1988-08-02 | 1990-02-08 | Tusky Maria | Stackable egg tray |
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