NL33550C - - Google Patents
Info
- Publication number
- NL33550C NL33550C NL33550DA NL33550C NL 33550 C NL33550 C NL 33550C NL 33550D A NL33550D A NL 33550DA NL 33550 C NL33550 C NL 33550C
- Authority
- NL
- Netherlands
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 |
|---|---|
| NL33550C true NL33550C (it) |
Family
ID=24625621
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL33550D NL33550C (it) | 1933-02-01 | ||
| NL54465D NL54465B (it) | 1933-02-01 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL54465D NL54465B (it) | 1933-02-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2039054A (it) |
| BE (1) | BE375476A (it) |
| GB (1) | GB417636A (it) |
| NL (2) | NL54465B (it) |
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
- BE BE375476D patent/BE375476A/xx unknown
- NL NL33550D patent/NL33550C/xx active
- NL NL54465D patent/NL54465B/xx unknown
-
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 |
|---|---|
| NL54465B (it) | |
| US2039054A (en) | 1936-04-28 |
| BE375476A (it) | |
| GB417636A (en) | 1934-10-09 |