FR1257606A - Improvements to pressure relays - Google Patents
Improvements to pressure relaysInfo
- Publication number
- FR1257606A FR1257606A FR544647A FR544647A FR1257606A FR 1257606 A FR1257606 A FR 1257606A FR 544647 A FR544647 A FR 544647A FR 544647 A FR544647 A FR 544647A FR 1257606 A FR1257606 A FR 1257606A
- Authority
- FR
- France
- Prior art keywords
- pressure relays
- relays
- pressure
- 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
- H01H37/02—Details
- H01H37/12—Means for adjustment of "on" or "off" operating temperature
- H01H37/16—Means for adjustment of "on" or "off" operating temperature by varying the proportion of input heat received by the thermal element, e.g. by displacement of a shield
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/38—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by piston and cylinder
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR544647A FR1257606A (en) | 1947-11-15 | 1947-11-15 | Improvements to pressure relays |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR544647A FR1257606A (en) | 1947-11-15 | 1947-11-15 | Improvements to pressure relays |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1257606A true FR1257606A (en) | 1961-04-07 |
Family
ID=8688912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR544647A Expired FR1257606A (en) | 1947-11-15 | 1947-11-15 | Improvements to pressure relays |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1257606A (en) |
-
1947
- 1947-11-15 FR FR544647A patent/FR1257606A/en not_active Expired
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