JPS4827274A - - Google Patents
Info
- Publication number
- JPS4827274A JPS4827274A JP7734172A JP7734172A JPS4827274A JP S4827274 A JPS4827274 A JP S4827274A JP 7734172 A JP7734172 A JP 7734172A JP 7734172 A JP7734172 A JP 7734172A JP S4827274 A JPS4827274 A JP S4827274A
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Circuit Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1189671A CH534421A (de) | 1971-08-12 | 1971-08-12 | Flüssigkeitsarmer Leistungsschalter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4827274A true JPS4827274A (it) | 1973-04-10 |
Family
ID=4377938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7734172A Pending JPS4827274A (it) | 1971-08-12 | 1972-08-03 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4827274A (it) |
| CH (1) | CH534421A (it) |
| DE (2) | DE7132913U (it) |
| FR (1) | FR2148621B1 (it) |
| IT (1) | IT963575B (it) |
| NL (1) | NL7210901A (it) |
| PL (1) | PL78234B1 (it) |
| SE (1) | SE384424B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013108154A1 (de) * | 2013-07-30 | 2015-02-05 | Abb Technology Ag | Leistungsschalter |
-
1971
- 1971-08-12 CH CH1189671A patent/CH534421A/de not_active IP Right Cessation
- 1971-08-28 DE DE19717132913 patent/DE7132913U/de not_active Expired
- 1971-08-28 DE DE19712143168 patent/DE2143168A1/de active Pending
-
1972
- 1972-07-31 IT IT2767972A patent/IT963575B/it active
- 1972-08-03 JP JP7734172A patent/JPS4827274A/ja active Pending
- 1972-08-09 PL PL15720172A patent/PL78234B1/pl unknown
- 1972-08-09 NL NL7210901A patent/NL7210901A/xx not_active Application Discontinuation
- 1972-08-10 SE SE1041072A patent/SE384424B/xx unknown
- 1972-08-11 FR FR7229072A patent/FR2148621B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7210901A (it) | 1973-02-14 |
| IT963575B (it) | 1974-01-21 |
| FR2148621A1 (it) | 1973-03-23 |
| DE2143168A1 (de) | 1973-02-22 |
| DE7132913U (de) | 1973-06-20 |
| FR2148621B1 (it) | 1977-12-23 |
| PL78234B1 (it) | 1975-04-30 |
| SE384424B (sv) | 1976-05-03 |
| CH534421A (de) | 1973-02-28 |