BE518463A - - Google Patents
Info
- Publication number
- BE518463A BE518463A BE518463DA BE518463A BE 518463 A BE518463 A BE 518463A BE 518463D A BE518463D A BE 518463DA BE 518463 A BE518463 A BE 518463A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1081139X | 1952-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518463A true BE518463A (https=) |
Family
ID=4556404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518463D BE518463A (https=) | 1952-06-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE518463A (https=) |
| CH (1) | CH300694A (https=) |
| FR (1) | FR1081139A (https=) |
-
0
- BE BE518463D patent/BE518463A/xx unknown
-
1952
- 1952-06-04 CH CH300694D patent/CH300694A/de unknown
-
1953
- 1953-03-12 FR FR1081139D patent/FR1081139A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1081139A (fr) | 1954-12-16 |
| CH300694A (de) | 1954-08-15 |