BE375449A - - Google Patents
Info
- Publication number
- BE375449A BE375449A BE375449DA BE375449A BE 375449 A BE375449 A BE 375449A BE 375449D A BE375449D A BE 375449DA BE 375449 A BE375449 A BE 375449A
- 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
- H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H33/10—Metal parts
-
- 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
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break
-
- 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
- H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US411271A US1899643A (en) | 1929-12-03 | 1929-12-03 | Oil circuit breaker |
| US441520A US1899612A (en) | 1930-04-04 | 1930-04-04 | Circuit interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE375449A true BE375449A (en:Method) |
Family
ID=27021339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE375449D BE375449A (en:Method) | 1929-12-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE375449A (en:Method) |
| FR (1) | FR706634A (en:Method) |
| NL (1) | NL33551C (en:Method) |
-
0
- BE BE375449D patent/BE375449A/xx unknown
- NL NL33551D patent/NL33551C/xx active
-
1930
- 1930-11-27 FR FR706634D patent/FR706634A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR706634A (fr) | 1931-06-27 |
| NL33551C (en:Method) |