NL49538C - - Google Patents
Info
- Publication number
- NL49538C NL49538C NL94318A NL94318A NL49538C NL 49538 C NL49538 C NL 49538C NL 94318 A NL94318 A NL 94318A NL 94318 A NL94318 A NL 94318A NL 49538 C NL49538 C NL 49538C
- 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
- H01H33/16—Impedances connected with contacts
- H01H33/164—Impedances connected with contacts the impedance being inserted in the circuit by blowing the arc onto an auxiliary electrode
-
- 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
- H01H33/16—Impedances connected with contacts
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE209744X | 1938-05-27 | ||
| DE2240233X | 1938-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL49538C true NL49538C (OSRAM) | 1940-10-15 |
Family
ID=32070564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL94318A NL49538C (OSRAM) | 1938-05-27 | 1939-07-14 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2240233A (OSRAM) |
| BE (2) | BE434537A (OSRAM) |
| CH (2) | CH209744A (OSRAM) |
| FR (2) | FR855173A (OSRAM) |
| GB (2) | GB529453A (OSRAM) |
| NL (1) | NL49538C (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE447471A (OSRAM) * | 1942-02-19 | |||
| BE458962A (OSRAM) * | 1942-05-29 | |||
| US2470628A (en) * | 1944-05-24 | 1949-05-17 | Westinghouse Electric Corp | Circuit interrupter |
| BE462592A (OSRAM) * | 1945-01-26 | |||
| US2625627A (en) * | 1947-02-27 | 1953-01-13 | Canadian Controllers Ltd | High-voltage contactor system |
| DE955618C (de) * | 1952-03-14 | 1957-01-03 | Licentia Gmbh | Druckgaschalter, insbesondere zum Abschalten hoher Spannungen |
| NL204555A (OSRAM) * | 1956-02-15 |
-
0
- BE BE435345D patent/BE435345A/xx unknown
-
1939
- 1939-05-16 CH CH209744D patent/CH209744A/de unknown
- 1939-05-23 FR FR855173D patent/FR855173A/fr not_active Expired
- 1939-05-24 GB GB15395/39A patent/GB529453A/en not_active Expired
- 1939-05-25 BE BE434537D patent/BE434537A/xx unknown
- 1939-07-05 FR FR50768D patent/FR50768E/fr not_active Expired
- 1939-07-14 NL NL94318A patent/NL49538C/xx active
- 1939-07-28 GB GB21947/39A patent/GB531650A/en not_active Expired
- 1939-08-09 CH CH212030D patent/CH212030A/de unknown
-
1940
- 1940-02-07 US US317752A patent/US2240233A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2240233A (en) | 1941-04-29 |
| FR50768E (fr) | 1931-03-26 |
| CH209744A (de) | 1940-04-30 |
| BE435345A (OSRAM) | |
| GB529453A (en) | 1940-11-21 |
| CH212030A (de) | 1940-10-31 |
| BE434537A (OSRAM) | 1939-06-30 |
| FR855173A (fr) | 1940-05-04 |
| GB531650A (en) | 1941-01-08 |