NL32173C - - Google Patents
Info
- Publication number
- NL32173C NL32173C NL32173DA NL32173C NL 32173 C NL32173 C NL 32173C NL 32173D A NL32173D A NL 32173DA NL 32173 C NL32173 C NL 32173C
- 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 |
|---|---|---|---|
| US411271A US1899643A (en) | 1929-12-03 | 1929-12-03 | Oil circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL32173C true NL32173C (https=) |
Family
ID=23628259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL32173D NL32173C (https=) | 1929-12-03 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1899643A (https=) |
| GB (1) | GB368805A (https=) |
| NL (1) | NL32173C (https=) |
-
0
- NL NL32173D patent/NL32173C/xx active
-
1929
- 1929-12-03 US US411271A patent/US1899643A/en not_active Expired - Lifetime
-
1930
- 1930-12-03 GB GB36437/30A patent/GB368805A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB368805A (en) | 1932-03-03 |
| US1899643A (en) | 1933-02-28 |