NL122544C - - Google Patents
Info
- Publication number
- NL122544C NL122544C NL122544DA NL122544C NL 122544 C NL122544 C NL 122544C NL 122544D A NL122544D A NL 122544DA NL 122544 C NL122544 C NL 122544C
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/86—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve
-
- 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
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6403259A NL6403259A (ja) | 1964-03-26 | 1964-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL122544C true NL122544C (ja) |
Family
ID=19789664
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL122544D NL122544C (ja) | 1964-03-26 | ||
| NL6403259A NL6403259A (ja) | 1964-03-26 | 1964-03-26 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6403259A NL6403259A (ja) | 1964-03-26 | 1964-03-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE646702A (ja) |
| DE (1) | DE1490091C3 (ja) |
| GB (1) | GB1068673A (ja) |
| NL (2) | NL6403259A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2617004C3 (de) * | 1976-04-17 | 1984-08-23 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Elektrischer Lastschalter |
| DE3666521D1 (en) * | 1985-05-15 | 1989-11-23 | Alsthom | Switch with sulfur hexafluoride operating in a very low temperature environment |
-
0
- NL NL122544D patent/NL122544C/xx active
-
1964
- 1964-03-26 NL NL6403259A patent/NL6403259A/xx unknown
- 1964-04-17 BE BE646702A patent/BE646702A/xx unknown
- 1964-04-18 DE DE1964N0024825 patent/DE1490091C3/de not_active Expired
-
1965
- 1965-03-26 GB GB1296365A patent/GB1068673A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1068673A (en) | 1967-05-10 |
| DE1490091B2 (de) | 1973-09-13 |
| DE1490091C3 (de) | 1974-04-04 |
| BE646702A (ja) | 1964-08-17 |
| DE1490091A1 (de) | 1969-05-14 |
| NL6403259A (ja) | 1965-09-27 |