IT1005939B - Perfezionamento nei sezionatori di circuiti elettrici - Google Patents
Perfezionamento nei sezionatori di circuiti elettriciInfo
- Publication number
- IT1005939B IT1005939B IT50130/74A IT5013074A IT1005939B IT 1005939 B IT1005939 B IT 1005939B IT 50130/74 A IT50130/74 A IT 50130/74A IT 5013074 A IT5013074 A IT 5013074A IT 1005939 B IT1005939 B IT 1005939B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- electrical circuit
- disconnectors
- circuit disconnectors
- electrical
- Prior art date
Links
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
- H01H73/42—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 rotatable knob or wheel
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3993873A JPS5344238B2 (it) | 1973-04-06 | 1973-04-06 | |
JP3993573A JPS49125867A (it) | 1973-04-06 | 1973-04-06 | |
JP3993473A JPS5344237B2 (it) | 1973-04-06 | 1973-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1005939B true IT1005939B (it) | 1976-09-30 |
Family
ID=27290312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50130/74A IT1005939B (it) | 1973-04-06 | 1974-04-04 | Perfezionamento nei sezionatori di circuiti elettrici |
Country Status (4)
Country | Link |
---|---|
US (1) | US3851284A (it) |
FR (2) | FR2224860B1 (it) |
GB (1) | GB1462692A (it) |
IT (1) | IT1005939B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1137121B (it) * | 1981-04-02 | 1986-09-03 | Sace Spa | Interruttore elettrico,particolarmente limitatore di corrente |
US5241290A (en) * | 1991-12-20 | 1993-08-31 | Square D Company | Compact circuit breaker |
US5427693A (en) * | 1992-02-10 | 1995-06-27 | O-Three Limited | Modular ozone water treatment apparatus and associated method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3204063A (en) * | 1962-09-19 | 1965-08-31 | Mc Graw Edison Co | Thermal current responsive circuit breaker |
US3742401A (en) * | 1972-07-27 | 1973-06-26 | Ite Imperial Corp | Multi pole latch system having means to defeat single pole latching |
-
0
- FR FR224861D patent/FR224861A/fr active Active
-
1974
- 1974-04-03 GB GB1475774A patent/GB1462692A/en not_active Expired
- 1974-04-03 US US00457418A patent/US3851284A/en not_active Expired - Lifetime
- 1974-04-04 IT IT50130/74A patent/IT1005939B/it active
- 1974-04-05 FR FR7412191A patent/FR2224860B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR224861A (it) | |
DE2416153B2 (de) | 1976-09-23 |
DE2416153A1 (de) | 1974-10-24 |
GB1462692A (en) | 1977-01-26 |
US3851284A (en) | 1974-11-26 |
FR2224860A1 (it) | 1974-10-31 |
FR2224860B1 (it) | 1978-08-11 |
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