BE440937A - - Google Patents
Info
- Publication number
- BE440937A BE440937A BE440937DA BE440937A BE 440937 A BE440937 A BE 440937A BE 440937D A BE440937D A BE 440937DA BE 440937 A BE440937 A BE 440937A
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/18—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
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- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL870985X | 1940-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE440937A true BE440937A (sv) |
Family
ID=19851199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE440937D BE440937A (sv) | 1940-03-20 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE440937A (sv) |
| CH (1) | CH223625A (sv) |
| FR (1) | FR870985A (sv) |
| NL (1) | NL56770C (sv) |
-
0
- NL NL56770D patent/NL56770C/xx active
- BE BE440937D patent/BE440937A/xx unknown
-
1941
- 1941-03-13 CH CH223625D patent/CH223625A/de unknown
- 1941-03-19 FR FR870985D patent/FR870985A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR870985A (fr) | 1942-04-01 |
| CH223625A (de) | 1942-09-30 |
| NL56770C (sv) |