BE473866A - - Google Patents
Info
- Publication number
- BE473866A BE473866A BE473866DA BE473866A BE 473866 A BE473866 A BE 473866A BE 473866D A BE473866D A BE 473866DA BE 473866 A BE473866 A BE 473866A
- 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
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE256943X | 1946-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473866A true BE473866A (en:Method) |
Family
ID=20306338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473866D BE473866A (en:Method) | 1946-06-13 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2542650A (en:Method) |
| BE (1) | BE473866A (en:Method) |
| CH (1) | CH256943A (en:Method) |
| DE (1) | DE959929C (en:Method) |
| FR (1) | FR947876A (en:Method) |
| GB (1) | GB623921A (en:Method) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1289339A (en) * | 1915-08-31 | 1918-12-31 | Westinghouse Electric & Mfg Co | Valve-control mechanism. |
| US1937482A (en) * | 1928-09-18 | 1933-11-28 | Ruppel Sigwart | Compressed gas switch |
| US1976445A (en) * | 1931-03-25 | 1934-10-09 | Shand & Jurs Company | Valve control system |
| BE413510A (en:Method) * | 1935-01-30 | |||
| BE483191A (en:Method) * | 1940-01-11 | |||
| BE483534A (en:Method) * | 1940-01-13 | |||
| NL115273C (en:Method) * | 1943-06-28 |
-
0
- BE BE473866D patent/BE473866A/xx unknown
-
1947
- 1947-05-29 GB GB14285/47A patent/GB623921A/en not_active Expired
- 1947-06-02 CH CH256943D patent/CH256943A/de unknown
- 1947-06-13 FR FR947876D patent/FR947876A/fr not_active Expired
- 1947-06-13 DE DEA13748D patent/DE959929C/de not_active Expired
-
1948
- 1948-01-17 US US2925A patent/US2542650A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR947876A (fr) | 1949-07-15 |
| US2542650A (en) | 1951-02-20 |
| GB623921A (en) | 1949-05-25 |
| CH256943A (de) | 1948-09-15 |
| DE959929C (de) | 1957-03-14 |