AU4009172A - Improvements in electric circuit breakers - Google Patents
Improvements in electric circuit breakersInfo
- Publication number
- AU4009172A AU4009172A AU40091/72A AU4009172A AU4009172A AU 4009172 A AU4009172 A AU 4009172A AU 40091/72 A AU40091/72 A AU 40091/72A AU 4009172 A AU4009172 A AU 4009172A AU 4009172 A AU4009172 A AU 4009172A
- Authority
- AU
- Australia
- Prior art keywords
- electric circuit
- circuit breakers
- breakers
- electric
- circuit
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/18—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
- H01H33/185—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the 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
- H01H33/12—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
- H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5415270A GB1315026A (en) | 1970-11-13 | 1970-11-13 | Electric circuit breakers |
US189879A US3699290A (en) | 1970-11-13 | 1971-10-18 | Electric circuit breakers |
CH1648771A CH539941A (en) | 1970-11-13 | 1971-11-11 | Fluid circuit breaker |
NL7115495A NL7115495A (en) | 1970-11-13 | 1971-11-11 | |
DE19712156400 DE2156400A1 (en) | 1970-11-13 | 1971-11-12 | Electric circuit breaker |
AU40091/72A AU464742B2 (en) | 1970-11-13 | 1972-03-16 | Improvements in electric circuit breakers |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5415270 | 1970-11-13 | ||
AU40091/72A AU464742B2 (en) | 1970-11-13 | 1972-03-16 | Improvements in electric circuit breakers |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4009172A true AU4009172A (en) | 1973-09-20 |
AU464742B2 AU464742B2 (en) | 1975-09-04 |
Family
ID=25624980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU40091/72A Expired AU464742B2 (en) | 1970-11-13 | 1972-03-16 | Improvements in electric circuit breakers |
Country Status (6)
Country | Link |
---|---|
US (1) | US3699290A (en) |
AU (1) | AU464742B2 (en) |
CH (1) | CH539941A (en) |
DE (1) | DE2156400A1 (en) |
GB (1) | GB1315026A (en) |
NL (1) | NL7115495A (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1843615A (en) * | 1928-09-19 | 1932-02-02 | Westinghouse Electric & Mfg Co | Circuit breaker |
DE661181C (en) * | 1931-04-01 | 1938-06-13 | Stalturbine G M B H | Fluid switch with several interruption points arranged in pressure chambers and connected in series |
US2175878A (en) * | 1937-06-28 | 1939-10-10 | Gen Electric | Yielding contact unit |
-
1970
- 1970-11-13 GB GB5415270A patent/GB1315026A/en not_active Expired
-
1971
- 1971-10-18 US US189879A patent/US3699290A/en not_active Expired - Lifetime
- 1971-11-11 CH CH1648771A patent/CH539941A/en not_active IP Right Cessation
- 1971-11-11 NL NL7115495A patent/NL7115495A/xx not_active Application Discontinuation
- 1971-11-12 DE DE19712156400 patent/DE2156400A1/en active Pending
-
1972
- 1972-03-16 AU AU40091/72A patent/AU464742B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH539941A (en) | 1973-09-14 |
NL7115495A (en) | 1972-05-16 |
DE2156400A1 (en) | 1972-05-18 |
AU464742B2 (en) | 1975-09-04 |
US3699290A (en) | 1972-10-17 |
GB1315026A (en) | 1973-04-26 |
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