SE93348C1 - - Google Patents
Info
- Publication number
- SE93348C1 SE93348C1 SE388334A SE388334A SE93348C1 SE 93348 C1 SE93348 C1 SE 93348C1 SE 388334 A SE388334 A SE 388334A SE 388334 A SE388334 A SE 388334A SE 93348 C1 SE93348 C1 SE 93348C1
- Authority
- SE
- Sweden
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES111266A DE743349C (en) | 1933-10-08 | 1933-10-08 | Switching device with two parallel, side by side, straight contact paths, each of which is passed through twice in different directions, for step transformers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE93348C1 true SE93348C1 (en) | 1938-11-19 |
Family
ID=25948154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE388334A SE93348C1 (en) | 1933-10-08 | 1934-10-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE405550A (en) |
| DE (1) | DE743349C (en) |
| FR (1) | FR779750A (en) |
| SE (1) | SE93348C1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH256946A (en) * | 1947-06-20 | 1948-09-15 | Bbc Brown Boveri & Cie | Device for regulating alternating voltages. |
| NL90779C (en) * | 1957-07-22 | 1959-04-15 |
-
1933
- 1933-10-08 DE DES111266A patent/DE743349C/en not_active Expired
-
1934
- 1934-10-01 SE SE388334A patent/SE93348C1/sv unknown
- 1934-10-05 FR FR779750D patent/FR779750A/en not_active Expired
- 1934-10-06 BE BE405550D patent/BE405550A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR779750A (en) | 1935-04-11 |
| BE405550A (en) | 1934-11-30 |
| DE743349C (en) | 1943-12-23 |