JPS4914981A - - Google Patents
Info
- Publication number
- JPS4914981A JPS4914981A JP48035545A JP3554573A JPS4914981A JP S4914981 A JPS4914981 A JP S4914981A JP 48035545 A JP48035545 A JP 48035545A JP 3554573 A JP3554573 A JP 3554573A JP S4914981 A JPS4914981 A JP S4914981A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- H01H33/182—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
-
- 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
- H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Power Conversion In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7210942A FR2177531B1 (ja) | 1972-03-28 | 1972-03-28 | |
| FR7245142A FR2210813B2 (ja) | 1972-03-28 | 1972-12-18 | |
| FR7304228A FR2216663B2 (ja) | 1972-03-28 | 1973-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4914981A true JPS4914981A (ja) | 1974-02-08 |
Family
ID=27249818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48035545A Pending JPS4914981A (ja) | 1972-03-28 | 1973-03-28 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3823341A (ja) |
| JP (1) | JPS4914981A (ja) |
| BE (1) | BE797386A (ja) |
| CA (1) | CA980001A (ja) |
| CH (1) | CH576702A5 (ja) |
| DE (1) | DE2315396A1 (ja) |
| ES (1) | ES413081A1 (ja) |
| FR (3) | FR2177531B1 (ja) |
| GB (1) | GB1408208A (ja) |
| IT (1) | IT980710B (ja) |
| NL (1) | NL7304052A (ja) |
| SE (1) | SE379887B (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62187534A (ja) * | 1985-07-29 | 1987-08-15 | ドンベイ ゴング−ユアン | ３ロ−ル転造方法及び装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3968381A (en) * | 1974-11-25 | 1976-07-06 | The Garrett Corporation | Arc type switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1220582A (fr) * | 1958-04-16 | 1960-05-25 | Vickers Electrical Co Ltd | Perfectionnements apportés aux dispositifs d'extinction des arcs électriques |
| CH436419A (de) * | 1966-05-26 | 1967-05-31 | Bbc Brown Boveri & Cie | Leistungsschalter mit bei der Abschaltung entgegengesetzt geschalteten, je mindestens aus einer Diode bestehenden Diodenkreisen |
| US3436597A (en) * | 1967-08-24 | 1969-04-01 | Gen Electric | Electric circuit breaker with assisted arc interruption |
-
1972
- 1972-03-28 FR FR7210942A patent/FR2177531B1/fr not_active Expired
- 1972-12-18 FR FR7245142A patent/FR2210813B2/fr not_active Expired
-
1973
- 1973-02-06 FR FR7304228A patent/FR2216663B2/fr not_active Expired
- 1973-03-19 CH CH395373A patent/CH576702A5/xx not_active IP Right Cessation
- 1973-03-22 NL NL7304052A patent/NL7304052A/xx not_active Application Discontinuation
- 1973-03-23 US US00344204A patent/US3823341A/en not_active Expired - Lifetime
- 1973-03-27 BE BE129307A patent/BE797386A/xx unknown
- 1973-03-27 SE SE7304314A patent/SE379887B/xx unknown
- 1973-03-27 CA CA167,335A patent/CA980001A/en not_active Expired
- 1973-03-27 GB GB1473773A patent/GB1408208A/en not_active Expired
- 1973-03-28 ES ES413081A patent/ES413081A1/es not_active Expired
- 1973-03-28 JP JP48035545A patent/JPS4914981A/ja active Pending
- 1973-03-28 DE DE2315396A patent/DE2315396A1/de active Pending
- 1973-03-28 IT IT67890/73A patent/IT980710B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62187534A (ja) * | 1985-07-29 | 1987-08-15 | ドンベイ ゴング−ユアン | ３ロ−ル転造方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| BE797386A (fr) | 1973-07-16 |
| FR2216663A2 (ja) | 1974-08-30 |
| FR2210813B2 (ja) | 1977-07-29 |
| SE379887B (ja) | 1975-10-20 |
| FR2177531B1 (ja) | 1974-08-02 |
| CH576702A5 (ja) | 1976-06-15 |
| CA980001A (en) | 1975-12-16 |
| US3823341A (en) | 1974-07-09 |
| DE2315396A1 (de) | 1973-10-25 |
| FR2177531A1 (ja) | 1973-11-09 |
| GB1408208A (en) | 1975-10-01 |
| IT980710B (it) | 1974-10-10 |
| ES413081A1 (es) | 1976-01-01 |
| FR2216663B2 (ja) | 1976-09-10 |
| NL7304052A (ja) | 1973-10-02 |
| FR2210813A2 (ja) | 1974-07-12 |