NL6812956A - - Google Patents
Info
- Publication number
- NL6812956A NL6812956A NL6812956A NL6812956A NL6812956A NL 6812956 A NL6812956 A NL 6812956A NL 6812956 A NL6812956 A NL 6812956A NL 6812956 A NL6812956 A NL 6812956A NL 6812956 A NL6812956 A NL 6812956A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01H9/0005—Tap change devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- 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
- H01H9/0005—Tap change devices
- H01H9/0038—Tap change devices making use of vacuum switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
- Protection Of Transformers (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEM0075517 | 1967-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6812956A true NL6812956A (xx) | 1969-03-14 |
Family
ID=7316395
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL132099D NL132099C (xx) | 1967-09-12 | ||
| NL6812956A NL6812956A (xx) | 1967-09-12 | 1968-09-11 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL132099D NL132099C (xx) | 1967-09-12 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH479201A (xx) |
| FR (1) | FR1579747A (xx) |
| GB (1) | GB1197379A (xx) |
| NL (2) | NL6812956A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE394920B (sv) * | 1975-10-29 | 1977-07-18 | Asea Ab | Lindningskopplare |
-
0
- NL NL132099D patent/NL132099C/xx active
-
1968
- 1968-08-20 FR FR1579747D patent/FR1579747A/fr not_active Expired
- 1968-09-02 CH CH1330168A patent/CH479201A/de not_active IP Right Cessation
- 1968-09-09 GB GB4281068A patent/GB1197379A/en not_active Expired
- 1968-09-11 NL NL6812956A patent/NL6812956A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL132099C (xx) | |
| GB1197379A (en) | 1970-07-01 |
| CH479201A (de) | 1969-09-30 |
| FR1579747A (xx) | 1969-08-29 |