BE428712A - - Google Patents
Info
- Publication number
- BE428712A BE428712A BE428712DA BE428712A BE 428712 A BE428712 A BE 428712A BE 428712D A BE428712D A BE 428712DA BE 428712 A BE428712 A BE 428712A
- Authority
- BE
- Belgium
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
- H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1932A0066153 DE687791C (de) | 1932-06-04 | 1932-06-04 | Elektrischer Schalter mit Lichtbogenloeschung durch stroemendes Druckgas |
| DEA83361D DE742308C (de) | 1932-06-04 | 1937-06-23 | Elektrischer Schalter mit Beblasung des Lichtbogens durch ein Druckmittel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428712A true BE428712A (xx) | 1938-07-30 |
Family
ID=32094479
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE396026D BE396026A (xx) | 1932-06-04 | 1933-05-02 | |
| BE428712D BE428712A (xx) | 1932-06-04 | 1938-06-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE396026D BE396026A (xx) | 1932-06-04 | 1933-05-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US2060282A (xx) |
| BE (2) | BE396026A (xx) |
| CH (3) | CH166933A (xx) |
| DE (2) | DE687791C (xx) |
| FR (3) | FR756014A (xx) |
| NL (2) | NL51424C (xx) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE898025C (de) * | 1934-06-29 | 1953-11-26 | Erwin Marx Dr Ing | Druckgasschalter mit einander gegenueberstehenden Elektroden |
| DE764501C (de) * | 1938-09-21 | 1953-04-27 | Delle Atel Const Electr | Elektrischer Schalter mit Lichtbogenloeschung durch ein stroemendes Loeschmittel |
| BE471740A (xx) * | 1939-05-12 | |||
| BE441391A (xx) * | 1939-07-27 | |||
| US2455998A (en) * | 1943-12-20 | 1948-12-14 | Electrical Eng Equipment Co | Electrical load breaking device |
| GB575887A (en) * | 1944-04-22 | 1946-03-08 | Ferguson Pailin Ltd | Improvements in gas blast high voltage electric circuit breakers |
| US2470628A (en) * | 1944-05-24 | 1949-05-17 | Westinghouse Electric Corp | Circuit interrupter |
| US2568381A (en) * | 1945-03-23 | 1951-09-18 | Westinghouse Electric Corp | Circuit interrupter |
| FR959519A (xx) * | 1947-01-15 | 1950-03-31 | ||
| US2555588A (en) * | 1948-08-26 | 1951-06-05 | Southern States Equipment Corp | Electric switch |
| DE911280C (de) * | 1950-08-21 | 1954-05-13 | Licentia Gmbh | Elektrischer Schalter mit Lichtbogenloeschung durch ein stroemendes Druckmittel, wie Druckgas |
| US2749411A (en) * | 1953-04-27 | 1956-06-05 | Allis Chalmers Mfg Co | Circuit breaker with electrode disposed between an interrupting device and a contactopening |
| US2997563A (en) * | 1955-05-27 | 1961-08-22 | Westinghouse Canada Ltd | Circuit interrupters |
| GB909822A (en) * | 1957-11-14 | 1962-11-07 | Reyrolle A & Co Ltd | Improvements relating to gas-blast electric circuit-breakers |
| FR2043902A5 (xx) * | 1969-05-09 | 1971-02-19 | Merlin Gerin |
-
1932
- 1932-06-04 DE DE1932A0066153 patent/DE687791C/de not_active Expired
-
1933
- 1933-04-18 CH CH166933D patent/CH166933A/fr unknown
- 1933-05-02 BE BE396026D patent/BE396026A/xx unknown
- 1933-05-08 FR FR756014D patent/FR756014A/fr not_active Expired
- 1933-05-31 US US673624A patent/US2060282A/en not_active Expired - Lifetime
-
1937
- 1937-06-23 DE DEA83361D patent/DE742308C/de not_active Expired
-
1938
- 1938-06-17 CH CH205647D patent/CH205647A/fr unknown
- 1938-06-18 US US214489A patent/US2343917A/en not_active Expired - Lifetime
- 1938-06-18 CH CH211607D patent/CH211607A/fr unknown
- 1938-06-20 BE BE428712D patent/BE428712A/xx unknown
- 1938-06-20 FR FR839521D patent/FR839521A/fr not_active Expired
- 1938-06-20 FR FR49585D patent/FR49585E/fr not_active Expired
- 1938-06-21 NL NL88458A patent/NL51424C/xx active
-
1943
- 1943-07-15 NL NL96413A patent/NL55655C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| CH166933A (fr) | 1934-01-31 |
| BE396026A (xx) | 1933-06-30 |
| CH211607A (fr) | 1940-09-30 |
| NL51424C (xx) | 1941-11-15 |
| FR49585E (fr) | 1939-05-11 |
| FR839521A (fr) | 1939-04-05 |
| US2060282A (en) | 1936-11-10 |
| CH205647A (fr) | 1939-06-30 |
| DE687791C (de) | 1940-02-06 |
| US2343917A (en) | 1944-03-14 |
| DE742308C (de) | 1943-11-27 |
| NL55655C (xx) | 1943-12-15 |
| FR756014A (fr) | 1933-12-04 |