FR68775A - - Google Patents
Info
- Publication number
- FR68775A FR68775A FR68775DD FR68775A FR 68775 A FR68775 A FR 68775A FR 68775D D FR68775D D FR 68775DD FR 68775 A FR68775 A FR 68775A
- Authority
- FR
- France
- 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.)
- Active
Links
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
- H05B1/0202—Switches
- H05B1/0208—Switches actuated by the expansion or evaporation of a gas or liquid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/36—Thermally-sensitive members actuated due to expansion or contraction of a fluid with or without vaporisation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H61/00—Electrothermal relays
- H01H61/06—Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts
- H01H61/08—Self-interrupters, i.e. with periodic or other repetitive opening and closing of contacts wherein the make-to-break ratio is varied by hand setting or current strength
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US800773XA | 1954-09-08 | 1954-09-08 | |
| US800775XA | 1954-09-08 | 1954-09-08 | |
| US342671XA | 1954-09-08 | 1954-09-08 | |
| US454753A US2913562A (en) | 1954-09-08 | 1954-09-08 | Temperature responsive control |
| US454754A US2786930A (en) | 1954-09-08 | 1954-09-08 | Thermostatic control for surface heaters |
| US359806XA | 1954-12-17 | 1954-12-17 | |
| US475954A US2830164A (en) | 1954-09-08 | 1954-12-17 | Temperature responsive control |
| US558454A US2902567A (en) | 1954-09-08 | 1956-01-11 | Temperature responsive control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR68775A true FR68775A (enExample) |
Family
ID=49221660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR68775D Active FR68775A (enExample) | 1954-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR68775A (enExample) |
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0
- FR FR68775D patent/FR68775A/fr active Active