NL32172C - - Google Patents
Info
- Publication number
- NL32172C NL32172C NL32172DA NL32172C NL 32172 C NL32172 C NL 32172C NL 32172D A NL32172D A NL 32172DA NL 32172 C NL32172 C NL 32172C
- 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 |
|---|---|---|---|
| US413012A US1899605A (en) | 1929-12-10 | 1929-12-10 | Circuit interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL32172C true NL32172C (it) |
Family
ID=23635424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL32172D NL32172C (it) | 1929-12-10 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1899605A (it) |
| GB (1) | GB372284A (it) |
| NL (1) | NL32172C (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2575738A (en) * | 1946-12-28 | 1951-11-20 | Westinghouse Electric Corp | Circuit interrupter |
| BE465350A (it) * | 1950-06-09 |
-
0
- NL NL32172D patent/NL32172C/xx active
-
1929
- 1929-12-10 US US413012A patent/US1899605A/en not_active Expired - Lifetime
-
1930
- 1930-12-03 GB GB36438/30A patent/GB372284A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB372284A (en) | 1932-05-03 |
| US1899605A (en) | 1933-02-28 |