IT940942B - IMPROVEMENT IN AUTOMATIC SWITCHES - Google Patents
IMPROVEMENT IN AUTOMATIC SWITCHESInfo
- Publication number
- IT940942B IT940942B IT53077/71A IT5307771A IT940942B IT 940942 B IT940942 B IT 940942B IT 53077/71 A IT53077/71 A IT 53077/71A IT 5307771 A IT5307771 A IT 5307771A IT 940942 B IT940942 B IT 940942B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- automatic switches
- switches
- automatic
- 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
- H01H73/48—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 both electrothermal and electromagnetic automatic release
- H01H73/56—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 both electrothermal and electromagnetic automatic release reset by push-button, pull-knob or slide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0264—Mountings or coverplates for complete assembled circuit breakers, e.g. snap mounting in panel
- H01H71/0271—Mounting several complete assembled circuit breakers together
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2047521A DE2047521C3 (en) | 1970-09-26 | 1970-09-26 | Installation circuit breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
IT940942B true IT940942B (en) | 1973-02-20 |
Family
ID=5783524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT53077/71A IT940942B (en) | 1970-09-26 | 1971-09-24 | IMPROVEMENT IN AUTOMATIC SWITCHES |
Country Status (6)
Country | Link |
---|---|
US (1) | US3691489A (en) |
BE (1) | BE773082A (en) |
DE (1) | DE2047521C3 (en) |
FR (1) | FR2108011B1 (en) |
GB (1) | GB1315610A (en) |
IT (1) | IT940942B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7508649U (en) * | 1974-05-14 | 1975-08-28 | Kopp H | High performance circuit breaker |
DE2755567C2 (en) * | 1977-12-09 | 1983-11-10 | Siemens AG, 1000 Berlin und 8000 München | Low-voltage circuit breaker with an insulating material housing consisting of an upper part and a lower part |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2908782A (en) * | 1957-04-04 | 1959-10-13 | Gen Electric | Circuit breaker |
US3088055A (en) * | 1959-04-20 | 1963-04-30 | Allan H Schwing | Panel board chassis and wiring channel |
US3422235A (en) * | 1966-01-28 | 1969-01-14 | Heinemann Electric Co | Arcing grid case support means |
US3328553A (en) * | 1966-07-28 | 1967-06-27 | Ite Circuit Breaker Ltd | Vented mounting block for circuit breaker |
US3394329A (en) * | 1966-11-25 | 1968-07-23 | Gen Electric | Current-limiting electric circuit breaker |
US3398249A (en) * | 1967-02-13 | 1968-08-20 | Square D Co | Molded case circuit breaker and mounting means therefor |
US3522564A (en) * | 1968-02-27 | 1970-08-04 | Matsushita Electric Works Ltd | Reed relay |
US3492539A (en) * | 1968-08-21 | 1970-01-27 | Ite Imperial Corp | Mounting arrangement for an electrical switching device |
-
1970
- 1970-09-26 DE DE2047521A patent/DE2047521C3/en not_active Expired
-
1971
- 1971-09-20 US US181728A patent/US3691489A/en not_active Expired - Lifetime
- 1971-09-21 GB GB4402071A patent/GB1315610A/en not_active Expired
- 1971-09-24 FR FR7134552A patent/FR2108011B1/fr not_active Expired
- 1971-09-24 IT IT53077/71A patent/IT940942B/en active
- 1971-09-24 BE BE773082A patent/BE773082A/en unknown
Also Published As
Publication number | Publication date |
---|---|
US3691489A (en) | 1972-09-12 |
BE773082A (en) | 1972-01-17 |
DE2047521A1 (en) | 1972-03-30 |
GB1315610A (en) | 1973-05-02 |
FR2108011A1 (en) | 1972-05-12 |
DE2047521C3 (en) | 1978-09-28 |
DE2047521B2 (en) | 1978-01-26 |
FR2108011B1 (en) | 1975-07-18 |
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