BE375476A - - Google Patents
Info
- Publication number
- BE375476A BE375476A BE375476DA BE375476A BE 375476 A BE375476 A BE 375476A BE 375476D A BE375476D A BE 375476DA BE 375476 A BE375476 A BE 375476A
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US654626A US2039054A (en) | 1933-02-01 | 1933-02-01 | Oil circuit breaker contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE375476A true BE375476A (en:Method) |
Family
ID=24625621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE375476D BE375476A (en:Method) | 1933-02-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2039054A (en:Method) |
| BE (1) | BE375476A (en:Method) |
| GB (1) | GB417636A (en:Method) |
| NL (2) | NL33550C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2467937A (en) * | 1944-04-08 | 1949-04-19 | Square D Co | Arc suppressor |
| US2477810A (en) * | 1944-08-15 | 1949-08-02 | Westinghouse Electric Corp | Multiple break circuit interrupter |
| US2465240A (en) * | 1944-08-31 | 1949-03-22 | Westinghouse Electric Corp | Circuit interrupter |
| US2647973A (en) * | 1949-07-18 | 1953-08-04 | Pacific Electric Mfg Corp | Circuit interrupter |
| US3214554A (en) * | 1960-07-06 | 1965-10-26 | Westinghouse Electric Corp | Arc-extinguishing grid structure for fluid-blast circuit interrupters |
| US3214555A (en) * | 1961-04-28 | 1965-10-26 | Westinghouse Electric Corp | Circuit breakers with grid units having selective interrupting action |
-
0
- NL NL54465D patent/NL54465B/xx unknown
- BE BE375476D patent/BE375476A/xx unknown
- NL NL33550D patent/NL33550C/xx active
-
1933
- 1933-02-01 US US654626A patent/US2039054A/en not_active Expired - Lifetime
-
1934
- 1934-01-30 GB GB3167/34A patent/GB417636A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB417636A (en) | 1934-10-09 |
| US2039054A (en) | 1936-04-28 |
| NL54465B (en:Method) | |
| NL33550C (en:Method) |