JPS4728502B1 - - Google Patents
Info
- Publication number
- JPS4728502B1 JPS4728502B1 JP7119968A JP7119968A JPS4728502B1 JP S4728502 B1 JPS4728502 B1 JP S4728502B1 JP 7119968 A JP7119968 A JP 7119968A JP 7119968 A JP7119968 A JP 7119968A JP S4728502 B1 JPS4728502 B1 JP S4728502B1
- 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
- H01H33/59—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
-
- 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
- H01H33/596—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 for interrupting dc
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67313667A | 1967-10-05 | 1967-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4728502B1 true JPS4728502B1 (en) | 1972-07-28 |
Family
ID=24701452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7119968A Pending JPS4728502B1 (en) | 1967-10-05 | 1967-10-02 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS4728502B1 (en) |
| FR (1) | FR1596594A (en) |
| GB (1) | GB1235713A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2136227A (en) * | 1983-03-07 | 1984-09-12 | Nat Res Dev | Direct Current Circuit Breakers |
| GB8402629D0 (en) * | 1984-02-01 | 1984-03-07 | Mcewan P M | Circuit breakers |
| CN108987173A (en) * | 2018-10-17 | 2018-12-11 | 宁夏晟晏实业集团能源循环经济有限公司 | A kind of Anti-breakdown device for 35KV high-pressure vacuum switch |
-
1967
- 1967-10-02 JP JP7119968A patent/JPS4728502B1/ja active Pending
-
1968
- 1968-10-03 GB GB47001/68A patent/GB1235713A/en not_active Expired
- 1968-10-04 FR FR1596594D patent/FR1596594A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1596594A (en) | 1970-06-22 |
| GB1235713A (en) | 1971-06-16 |
| DE1800205B2 (en) | 1977-03-31 |
| DE1800205A1 (en) | 1969-05-14 |