FR2210814A1 - - Google Patents
Info
- Publication number
- FR2210814A1 FR2210814A1 FR7344258A FR7344258A FR2210814A1 FR 2210814 A1 FR2210814 A1 FR 2210814A1 FR 7344258 A FR7344258 A FR 7344258A FR 7344258 A FR7344258 A FR 7344258A FR 2210814 A1 FR2210814 A1 FR 2210814A1
- Authority
- FR
- France
- 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
- H01H33/90—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12549472A JPS4981874A (en) | 1972-12-14 | 1972-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2210814A1 true FR2210814A1 (en) | 1974-07-12 |
FR2210814B1 FR2210814B1 (en) | 1979-01-26 |
Family
ID=14911474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7344258A Expired FR2210814B1 (en) | 1972-12-14 | 1973-12-11 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4981874A (en) |
DE (1) | DE2363171A1 (en) |
FR (1) | FR2210814B1 (en) |
GB (1) | GB1438708A (en) |
IT (1) | IT1002225B (en) |
NL (1) | NL7317004A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2291601A1 (en) * | 1974-11-15 | 1976-06-11 | Alsthom Cgee | Arc extinction by aurocompression in circuit breakers - involves use of cylinder type unit which has piston in centre delayed by spring |
FR2316717A1 (en) * | 1975-07-03 | 1977-01-28 | Licentia Gmbh | Gas blast circuit breaker with piston and cylinder unit - has two cylinder intermediate bottoms with springs and valves (NL050177) |
FR2326023A1 (en) * | 1975-09-26 | 1977-04-22 | Sprecher & Schuh Ag | COMPRESSED GAS CIRCUIT BREAKER |
EP0126929A2 (en) * | 1983-05-31 | 1984-12-05 | BBC Brown Boveri AG | Pressurised-gas switch |
EP0456139A2 (en) * | 1990-05-11 | 1991-11-13 | Licentia Patent-Verwaltungs-GmbH | Compression switch |
EP0475270A2 (en) * | 1990-09-11 | 1992-03-18 | Asea Brown Boveri Ab | High-voltage circuit breaker of self-blasting type |
FR2696274A1 (en) * | 1992-09-29 | 1994-04-01 | Alsthom Gec | Self-blowing high voltage circuit breaker having a reduced gas compression interrupting chamber. |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55139728A (en) * | 1979-04-18 | 1980-10-31 | Mitsubishi Electric Corp | Switching device |
DE3104411A1 (en) * | 1981-02-09 | 1982-08-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Electrical compression switch |
-
1972
- 1972-12-14 JP JP12549472A patent/JPS4981874A/ja active Pending
-
1973
- 1973-12-10 IT IT3207073A patent/IT1002225B/en active
- 1973-12-11 FR FR7344258A patent/FR2210814B1/fr not_active Expired
- 1973-12-12 NL NL7317004A patent/NL7317004A/xx not_active Application Discontinuation
- 1973-12-14 DE DE19732363171 patent/DE2363171A1/en active Pending
- 1973-12-14 GB GB5816373A patent/GB1438708A/en not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2291601A1 (en) * | 1974-11-15 | 1976-06-11 | Alsthom Cgee | Arc extinction by aurocompression in circuit breakers - involves use of cylinder type unit which has piston in centre delayed by spring |
FR2316717A1 (en) * | 1975-07-03 | 1977-01-28 | Licentia Gmbh | Gas blast circuit breaker with piston and cylinder unit - has two cylinder intermediate bottoms with springs and valves (NL050177) |
FR2326023A1 (en) * | 1975-09-26 | 1977-04-22 | Sprecher & Schuh Ag | COMPRESSED GAS CIRCUIT BREAKER |
EP0126929A2 (en) * | 1983-05-31 | 1984-12-05 | BBC Brown Boveri AG | Pressurised-gas switch |
EP0126929A3 (en) * | 1983-05-31 | 1986-07-09 | Bbc Aktiengesellschaft Brown, Boveri & Cie. | Pressurised-gas switch |
EP0456139A2 (en) * | 1990-05-11 | 1991-11-13 | Licentia Patent-Verwaltungs-GmbH | Compression switch |
EP0456139A3 (en) * | 1990-05-11 | 1992-04-08 | Licentia Patent-Verwaltungs-Gmbh | Compression switch |
EP0475270A2 (en) * | 1990-09-11 | 1992-03-18 | Asea Brown Boveri Ab | High-voltage circuit breaker of self-blasting type |
EP0475270A3 (en) * | 1990-09-11 | 1992-11-19 | Asea Brown Boveri Ab | High-voltage circuit breaker of self-blasting type |
FR2696274A1 (en) * | 1992-09-29 | 1994-04-01 | Alsthom Gec | Self-blowing high voltage circuit breaker having a reduced gas compression interrupting chamber. |
EP0591039A1 (en) * | 1992-09-29 | 1994-04-06 | Gec Alsthom T Et D Sa | H.T. self-blast circuit breaker having an arc chamber with reduced gas compression |
Also Published As
Publication number | Publication date |
---|---|
DE2363171A1 (en) | 1974-06-20 |
NL7317004A (en) | 1974-06-18 |
JPS4981874A (en) | 1974-08-07 |
GB1438708A (en) | 1976-06-09 |
IT1002225B (en) | 1976-05-20 |
FR2210814B1 (en) | 1979-01-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |