NL7305907A - - Google Patents
Info
- Publication number
- NL7305907A NL7305907A NL7305907A NL7305907A NL7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A NL 7305907 A NL7305907 A NL 7305907A
- Authority
- NL
- Netherlands
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
- H01H33/91—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 air or gas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24847672A | 1972-04-28 | 1972-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7305907A true NL7305907A (es) | 1973-10-30 |
Family
ID=22939309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7305907A NL7305907A (es) | 1972-04-28 | 1973-04-27 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3769479A (es) |
| JP (1) | JPS4941859A (es) |
| BE (1) | BE798722A (es) |
| CA (1) | CA968834A (es) |
| CH (1) | CH587556A5 (es) |
| DE (1) | DE2321933A1 (es) |
| ES (1) | ES413887A1 (es) |
| FR (1) | FR2182236B1 (es) |
| GB (1) | GB1423406A (es) |
| IT (1) | IT984206B (es) |
| NL (1) | NL7305907A (es) |
| SE (1) | SE386540C (es) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3914569A (en) * | 1974-05-02 | 1975-10-21 | Ite Imperial Corp | Puffer interrupter with downstream initiated arc |
| GB1525460A (en) * | 1974-10-11 | 1978-09-20 | Reyrolle Parsons Ltd | High-voltage circuit-interrupters |
| US3987262A (en) * | 1975-05-12 | 1976-10-19 | Westinghouse Electric Corporation | Puffer-type gas-blast circuit-interrupter having variable-area stationary composite piston structure |
| US4139751A (en) * | 1975-09-25 | 1979-02-13 | Westinghouse Electric Corp. | Puffer-type compressed-gas circuit interrupter |
| US4048456A (en) * | 1976-04-01 | 1977-09-13 | General Electric Company | Puffer-type gas-blast circuit breaker |
| JPS5338670U (es) * | 1976-09-07 | 1978-04-04 | ||
| DE2708546C3 (de) * | 1977-02-28 | 1980-09-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Autopneumatischer Druckgas-Leistungsschalter |
| DE2736392A1 (de) * | 1977-08-12 | 1979-02-22 | Licentia Gmbh | Autopneumatischer druckgasschalter |
| US4241248A (en) * | 1978-10-16 | 1980-12-23 | S & C Electric Company | Circuit interrupting device |
| JPS55100637U (es) * | 1979-01-06 | 1980-07-12 | ||
| JPS55163731A (en) * | 1979-06-06 | 1980-12-20 | Hitachi Ltd | Buffer type gas breaker |
| ATE32286T1 (de) * | 1983-11-15 | 1988-02-15 | Sprecher Energie Ag | Druckgasschalter. |
| JPS63211532A (ja) * | 1987-02-26 | 1988-09-02 | 三菱電機株式会社 | ガス開閉器 |
| US4780581A (en) * | 1987-10-30 | 1988-10-25 | Rte Corporation | Suicide switch/interrupter with variable volume chamber and puffer action |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2933575A (en) * | 1956-10-22 | 1960-04-19 | Westinghouse Electric Corp | Circuit interrupters |
| US3538282A (en) * | 1966-11-29 | 1970-11-03 | Westinghouse Electric Corp | Fluid-blast circuit interrupters with exhaust valves responsive solely to the pressure generated by an arc of excessive magnitude |
| NL34485C (es) * | 1967-01-09 | |||
| FI56499C (fi) * | 1973-07-17 | 1980-02-11 | Basf Ag | Synergistiskt medel foer skyddande av trae mot av svampar och insekter foerorsakad foerstoering |
-
1972
- 1972-04-28 US US00248476A patent/US3769479A/en not_active Expired - Lifetime
-
1973
- 1973-03-23 CA CA166,811A patent/CA968834A/en not_active Expired
- 1973-04-16 GB GB1822973A patent/GB1423406A/en not_active Expired
- 1973-04-18 ES ES413887A patent/ES413887A1/es not_active Expired
- 1973-04-25 JP JP48046301A patent/JPS4941859A/ja active Pending
- 1973-04-26 BE BE1005003A patent/BE798722A/xx unknown
- 1973-04-27 SE SE7306032A patent/SE386540C/xx unknown
- 1973-04-27 FR FR7315595A patent/FR2182236B1/fr not_active Expired
- 1973-04-27 DE DE2321933A patent/DE2321933A1/de active Pending
- 1973-04-27 CH CH605773A patent/CH587556A5/xx not_active IP Right Cessation
- 1973-04-27 IT IT23498/73A patent/IT984206B/it active
- 1973-04-27 NL NL7305907A patent/NL7305907A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2182236B1 (es) | 1977-04-29 |
| CA968834A (en) | 1975-06-03 |
| BE798722A (fr) | 1973-10-26 |
| SE386540B (sv) | 1976-08-09 |
| FR2182236A1 (es) | 1973-12-07 |
| ES413887A1 (es) | 1976-01-16 |
| SE386540C (sv) | 1980-06-09 |
| DE2321933A1 (de) | 1973-11-08 |
| US3769479A (en) | 1973-10-30 |
| JPS4941859A (es) | 1974-04-19 |
| IT984206B (it) | 1974-11-20 |
| GB1423406A (en) | 1976-02-04 |
| CH587556A5 (es) | 1977-05-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BV | The patent application has lapsed |