FR925478A - Système de commande des interrupteurs multipolaires avec dispositif retardateur - Google Patents
Système de commande des interrupteurs multipolaires avec dispositif retardateurInfo
- Publication number
- FR925478A FR925478A FR925478DA FR925478A FR 925478 A FR925478 A FR 925478A FR 925478D A FR925478D A FR 925478DA FR 925478 A FR925478 A FR 925478A
- Authority
- FR
- France
- Prior art keywords
- control system
- delay device
- pole switches
- pole
- 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
- 230000005405 multipole Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
- H01H73/38—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by lever
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2529662X | 1945-04-21 | ||
| IT617625X | 1945-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR925478A true FR925478A (fr) | 1947-09-04 |
Family
ID=32232511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR925478D Expired FR925478A (fr) | 1945-04-21 | 1946-04-10 | Système de commande des interrupteurs multipolaires avec dispositif retardateur |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2529662A (fr) |
| FR (1) | FR925478A (fr) |
| GB (1) | GB617625A (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2700711A (en) * | 1951-12-14 | 1955-01-25 | Heinemann Electric Co | Automatic circuit breaker |
| US2743338A (en) * | 1952-10-27 | 1956-04-24 | Ite Circuit Breaker Ltd | Low voltage, high current switch |
| DE1061418B (de) * | 1956-09-15 | 1959-07-16 | Siemens Ag | Elektrischer, mit Kippbetaetigungsgriff versehener Schalter, insbesondere Leitungsschutzschalter |
| US2926225A (en) * | 1958-01-23 | 1960-02-23 | Ark Les Switch Corp | Electric switches |
| IL35495A (en) * | 1969-10-31 | 1974-01-14 | Bunker Ramo | Switch assembly for distribution panels |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US522527A (en) * | 1894-07-03 | Electric automatic circuit-breaker | ||
| US2123063A (en) * | 1938-07-05 | Resistance welding apparatus | ||
| US1327790A (en) * | 1916-01-05 | 1920-01-13 | Westinghouse Electric & Mfg Co | Ignition system |
| US1816429A (en) * | 1927-09-22 | 1931-07-28 | Trumbull Electric Mfg Co | Electric switch |
| US1909057A (en) * | 1932-04-23 | 1933-05-16 | Union Switch & Signal Co | Railway traffic controlling apparatus |
| GB415413A (en) * | 1933-02-21 | 1934-08-21 | John Ashworth Crabtree | Improvements in automatic electrical circuit breakers |
| USRE20094E (en) * | 1934-02-10 | 1936-09-01 | Electric switch | |
| US2273545A (en) * | 1937-09-22 | 1942-02-17 | Square D Co | Electric switch |
| US2312753A (en) * | 1940-10-17 | 1943-03-02 | Wadsworth Electric Mfg Co | Circuit breaker |
-
1946
- 1946-04-03 US US659195A patent/US2529662A/en not_active Expired - Lifetime
- 1946-04-10 FR FR925478D patent/FR925478A/fr not_active Expired
- 1946-05-28 GB GB16260/46A patent/GB617625A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2529662A (en) | 1950-11-14 |
| GB617625A (en) | 1949-02-09 |
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