NL6717499A - - Google Patents
Info
- Publication number
- NL6717499A NL6717499A NL6717499A NL6717499A NL6717499A NL 6717499 A NL6717499 A NL 6717499A NL 6717499 A NL6717499 A NL 6717499A NL 6717499 A NL6717499 A NL 6717499A NL 6717499 A NL6717499 A NL 6717499A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
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- 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
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/42—Impedances connected with contacts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL0055543 | 1967-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6717499A true NL6717499A (https=) | 1968-07-22 |
Family
ID=7277043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6717499A NL6717499A (https=) | 1967-01-21 | 1967-12-21 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT274153B (https=) |
| FR (1) | FR1551665A (https=) |
| GB (1) | GB1216691A (https=) |
| NL (1) | NL6717499A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2435943A (en) | 2006-03-08 | 2007-09-12 | Areva T & D Sa | Hybrid on-load tap changer |
| DE102012101951A1 (de) * | 2012-03-08 | 2013-09-12 | Maschinenfabrik Reinhausen Gmbh | Stufenschalter |
| CN114038667B (zh) * | 2021-11-09 | 2024-06-14 | 王振铎 | 无缝切换有载调压变压器 |
-
1967
- 1967-12-21 NL NL6717499A patent/NL6717499A/xx unknown
-
1968
- 1968-01-04 AT AT9668A patent/AT274153B/de active
- 1968-01-19 GB GB306768A patent/GB1216691A/en not_active Expired
- 1968-01-19 FR FR1551665D patent/FR1551665A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1216691A (en) | 1970-12-23 |
| FR1551665A (https=) | 1968-12-27 |
| AT274153B (de) | 1969-09-10 |