NL224968A - - Google Patents
Info
- Publication number
- NL224968A NL224968A NL224968DA NL224968A NL 224968 A NL224968 A NL 224968A NL 224968D A NL224968D A NL 224968DA NL 224968 A NL224968 A NL 224968A
- 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
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2937256X | 1957-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL224968A true NL224968A (ru) |
Family
ID=4572887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL224968D NL224968A (ru) | 1957-03-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2937256A (ru) |
| CH (1) | CH352726A (ru) |
| DE (2) | DE1149774B (ru) |
| FR (1) | FR1205064A (ru) |
| NL (1) | NL224968A (ru) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE635385A (ru) * | 1962-07-26 | |||
| CH531246A (de) * | 1971-05-12 | 1972-11-30 | Bbc Brown Boveri & Cie | Druckgasschalter mit einer Düsenkontaktanordnung |
| DE2828773C2 (de) * | 1978-06-30 | 1982-09-30 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Autopneumatischer Druckgasschalter |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE639566C (de) * | 1933-05-28 | 1936-12-08 | Siemens Schuckertwerke Akt Ges | OElloser Leistungsschalter |
| FR780147A (fr) * | 1933-11-17 | 1935-04-19 | Siemens Ag | Interrupteur pour courant alternatif |
-
0
- NL NL224968D patent/NL224968A/xx unknown
- DE DENDAT1070265D patent/DE1070265B/de active Pending
-
1957
- 1957-03-04 CH CH352726D patent/CH352726A/de unknown
-
1958
- 1958-02-28 US US718342A patent/US2937256A/en not_active Expired - Lifetime
- 1958-10-31 FR FR1205064D patent/FR1205064A/fr not_active Expired
-
1960
- 1960-08-10 DE DEA35328A patent/DE1149774B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US2937256A (en) | 1960-05-17 |
| FR1205064A (fr) | 1960-01-29 |
| CH352726A (de) | 1961-03-15 |
| DE1149774B (de) | 1963-06-06 |
| DE1070265B (de) | 1968-09-12 |