JPS4978181A - - Google Patents
Info
- Publication number
- JPS4978181A JPS4978181A JP48122674A JP12267473A JPS4978181A JP S4978181 A JPS4978181 A JP S4978181A JP 48122674 A JP48122674 A JP 48122674A JP 12267473 A JP12267473 A JP 12267473A JP S4978181 A JPS4978181 A JP S4978181A
- 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.)
- Granted
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
- H01H33/884—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 with variable-area piston
-
- 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
- H01H33/905—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 compression volume being formed by a movable cylinder and a semi-mobile piston
Landscapes
- Circuit Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2254515A DE2254515C3 (de) | 1972-11-03 | 1972-11-03 | Elektrischer Druckgasschalter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4978181A true JPS4978181A (https=) | 1974-07-27 |
| JPS5616937B2 JPS5616937B2 (https=) | 1981-04-20 |
Family
ID=5861087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12267473A Expired JPS5616937B2 (https=) | 1972-11-03 | 1973-10-31 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3881079A (https=) |
| JP (1) | JPS5616937B2 (https=) |
| CA (1) | CA998723A (https=) |
| CH (1) | CH561463A5 (https=) |
| DE (1) | DE2254515C3 (https=) |
| FR (1) | FR2205729B1 (https=) |
| GB (1) | GB1415707A (https=) |
| IT (1) | IT999100B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH570694A5 (https=) * | 1974-08-14 | 1975-12-15 | Sprecher & Schuh Ag | |
| DE2803303A1 (de) * | 1978-01-26 | 1979-08-02 | Licentia Gmbh | Autopneumatischer leistungsschalter |
| DE3124075A1 (de) * | 1981-03-30 | 1982-09-16 | Ernst Prof. Dr.techn.habil. 1000 Berlin Slamecka | Hochspannungsschaltkammer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2122183A1 (de) * | 1971-04-30 | 1972-11-16 | Siemens AG, 1000 Berlin u. 8000 München | Blaskolbenschalter |
-
1972
- 1972-11-03 DE DE2254515A patent/DE2254515C3/de not_active Expired
-
1973
- 1973-09-27 FR FR7334599A patent/FR2205729B1/fr not_active Expired
- 1973-10-25 US US409705A patent/US3881079A/en not_active Expired - Lifetime
- 1973-10-26 CH CH1514773A patent/CH561463A5/xx not_active IP Right Cessation
- 1973-10-31 IT IT30752/73A patent/IT999100B/it active
- 1973-10-31 JP JP12267473A patent/JPS5616937B2/ja not_active Expired
- 1973-11-02 CA CA184,905A patent/CA998723A/en not_active Expired
- 1973-11-05 GB GB5133473A patent/GB1415707A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2205729A1 (https=) | 1974-05-31 |
| US3881079A (en) | 1975-04-29 |
| IT999100B (it) | 1976-02-20 |
| JPS5616937B2 (https=) | 1981-04-20 |
| GB1415707A (en) | 1975-11-26 |
| CA998723A (en) | 1976-10-19 |
| DE2254515A1 (de) | 1974-05-09 |
| DE2254515C3 (de) | 1978-09-21 |
| CH561463A5 (https=) | 1975-04-30 |
| FR2205729B1 (https=) | 1977-05-27 |
| DE2254515B2 (de) | 1978-02-09 |