FR896391A - Compressed air control device for electrical switches - Google Patents
Compressed air control device for electrical switchesInfo
- Publication number
- FR896391A FR896391A FR896391DA FR896391A FR 896391 A FR896391 A FR 896391A FR 896391D A FR896391D A FR 896391DA FR 896391 A FR896391 A FR 896391A
- Authority
- FR
- France
- Prior art keywords
- control device
- compressed air
- air control
- electrical switches
- switches
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- 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
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
-
- 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 |
---|---|---|---|
SE238219X | 1942-05-29 | ||
SE591682X | 1944-05-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR896391A true FR896391A (en) | 1945-02-20 |
Family
ID=26656155
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR896391D Expired FR896391A (en) | 1942-05-29 | 1943-07-15 | Compressed air control device for electrical switches |
FR912626D Expired FR912626A (en) | 1942-05-29 | 1945-07-20 | Device for actuating electrical circuit breakers |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR912626D Expired FR912626A (en) | 1942-05-29 | 1945-07-20 | Device for actuating electrical circuit breakers |
Country Status (6)
Country | Link |
---|---|
US (2) | US2599100A (en) |
BE (2) | BE450850A (en) |
CH (2) | CH238219A (en) |
DE (1) | DE894584C (en) |
FR (2) | FR896391A (en) |
GB (2) | GB564949A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1033758B (en) * | 1951-02-09 | 1958-07-10 | Voigt & Haeffner Ag | Gas pressure switch |
DE1020397B (en) * | 1954-06-04 | 1957-12-05 | Asea Ab | Multi-phase compressed air switch |
CH331003A (en) * | 1955-02-16 | 1958-06-30 | Bbc Brown Boveri & Cie | Compressed gas switch with multiple interruption |
US2997563A (en) * | 1955-05-27 | 1961-08-22 | Westinghouse Canada Ltd | Circuit interrupters |
US2970198A (en) * | 1957-02-18 | 1961-01-31 | Westinghouse Electric Corp | Compressed-gas circuit interrupter |
GB898462A (en) * | 1957-12-23 | 1962-06-06 | S & C Electric Co | Load break disconnecting switch |
CH372721A (en) * | 1959-06-13 | 1963-10-31 | Bbc Brown Boveri & Cie | Compressed air switch with multiple interruption |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE549741C (en) * | 1930-04-04 | 1932-04-30 | Aeg | Switching device with several switching points in series |
NL34469C (en) * | 1931-07-06 | |||
BE435345A (en) * | 1938-05-27 | |||
BE441662A (en) * | 1938-05-27 | |||
US2365134A (en) * | 1940-04-15 | 1944-12-12 | Amer Donald Foster | Electric circuit breaker of the gas-blast type |
GB549595A (en) * | 1941-09-18 | 1942-11-27 | British Thomson Houston Co Ltd | Improvements in gas blast electric circuit breakers |
US2394086A (en) * | 1942-02-18 | 1946-02-05 | Westinghouse Electric Corp | Circuit interrupter |
US2351903A (en) * | 1942-04-07 | 1944-06-20 | Westinghouse Electric & Mfg Co | Circuit interrupter |
GB561078A (en) * | 1942-07-30 | 1944-05-04 | Cedric Harold Flurscheim | Improvements in air or gas blast electric switches |
-
0
- BE BE458962D patent/BE458962A/xx unknown
-
1943
- 1943-05-19 CH CH238219D patent/CH238219A/en unknown
- 1943-05-27 DE DEST1168D patent/DE894584C/en not_active Expired
- 1943-05-29 BE BE450850D patent/BE450850A/xx unknown
- 1943-06-15 GB GB9516/43A patent/GB564949A/en not_active Expired
- 1943-07-15 FR FR896391D patent/FR896391A/en not_active Expired
-
1945
- 1945-05-02 GB GB11078/45A patent/GB591682A/en not_active Expired
- 1945-05-11 CH CH245906D patent/CH245906A/en unknown
- 1945-07-20 FR FR912626D patent/FR912626A/en not_active Expired
-
1948
- 1948-01-17 US US2913A patent/US2599100A/en not_active Expired - Lifetime
- 1948-01-17 US US2920A patent/US2536270A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2599100A (en) | 1952-06-03 |
BE450850A (en) | 1943-06-30 |
BE458962A (en) | |
CH238219A (en) | 1945-06-30 |
FR912626A (en) | 1946-08-14 |
CH245906A (en) | 1946-11-30 |
GB564949A (en) | 1944-10-19 |
GB591682A (en) | 1947-08-26 |
US2536270A (en) | 1951-01-02 |
DE894584C (en) | 1953-10-26 |
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