BE446277A - - Google Patents
Info
- Publication number
- BE446277A BE446277A BE446277DA BE446277A BE 446277 A BE446277 A BE 446277A BE 446277D A BE446277D A BE 446277DA BE 446277 A BE446277 A BE 446277A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/55—Oil reservoirs or tanks; Lowering means therefor
- H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE227871X | 1941-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446277A true BE446277A (en:Method) |
Family
ID=5866882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446277D BE446277A (en:Method) | 1941-06-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE446277A (en:Method) |
| CH (1) | CH227871A (en:Method) |
| FR (1) | FR883660A (en:Method) |
-
0
- BE BE446277D patent/BE446277A/xx unknown
-
1942
- 1942-06-02 CH CH227871D patent/CH227871A/de unknown
- 1942-06-29 FR FR883660D patent/FR883660A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH227871A (de) | 1943-07-15 |
| FR883660A (fr) | 1943-07-12 |