NL7212217A - - Google Patents
Info
- Publication number
- NL7212217A NL7212217A NL7212217A NL7212217A NL7212217A NL 7212217 A NL7212217 A NL 7212217A NL 7212217 A NL7212217 A NL 7212217A NL 7212217 A NL7212217 A NL 7212217A NL 7212217 A NL7212217 A NL 7212217A
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
-
- 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
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
-
- 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
-
- 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
- H01H2033/912—Liquified gases, e.g. liquified SF6
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7135197A FR2154928A5 (es) | 1971-09-30 | 1971-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7212217A true NL7212217A (es) | 1973-04-03 |
| NL152699B NL152699B (nl) | 1977-03-15 |
Family
ID=9083717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL727212217A NL152699B (nl) | 1971-09-30 | 1972-09-08 | Elektrische vermogensschakelaar met een onderbrekingskamer gevuld met een vloeibaar gemaakt dielektricum. |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US3842227A (es) |
| JP (1) | JPS5213626B2 (es) |
| AT (1) | AT325136B (es) |
| AU (1) | AU470230B2 (es) |
| BE (1) | BE788520A (es) |
| CA (1) | CA959525A (es) |
| CH (1) | CH567330A5 (es) |
| CS (1) | CS182773B2 (es) |
| ES (1) | ES406253A1 (es) |
| FR (1) | FR2154928A5 (es) |
| GB (1) | GB1404652A (es) |
| HU (1) | HU173196B (es) |
| IT (1) | IT968448B (es) |
| NL (1) | NL152699B (es) |
| NO (1) | NO134025C (es) |
| SE (1) | SE371328B (es) |
| SU (1) | SU735196A3 (es) |
| ZA (1) | ZA726059B (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2272477B1 (es) * | 1974-05-22 | 1978-06-16 | Gratzmuller J | |
| CA1047585A (en) * | 1974-08-27 | 1979-01-30 | Jean L. Gratzmuller | Protracted-blast electric circuit-breaker for alternating currents |
| US4273978A (en) * | 1978-06-09 | 1981-06-16 | Electric Power Research Institute, Inc. | Liquid interrupter module |
| NO321080B1 (no) | 2004-11-04 | 2006-03-13 | Bennex As | Bryter for høy spenning og/eller strøm |
| NO325440B1 (no) | 2006-07-05 | 2008-05-05 | Vetco Gray Scandinavia As | Undersjoisk innretning |
| NO325743B1 (no) | 2006-07-05 | 2008-07-14 | Vetco Gray Scandinavia As | Undersjoisk bryterinnretning |
| MX2016008054A (es) * | 2013-12-23 | 2016-10-12 | Abb Technology Ag | Dispositivo de encendido electrico. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1143890B (de) * | 1958-12-02 | 1963-02-21 | Licentia Gmbh | OElarmer Leistungsschalter |
| FR1412478A (fr) * | 1964-08-01 | 1965-10-01 | Merlin Gerin | Dispositif d'extinction d'arc comprenant une enceinte fermée remplie d'un gaz comprimé |
| FR1430333A (fr) * | 1965-01-21 | 1966-03-04 | Perfectionnements apportés aux disjoncteurs | |
| DE1640124A1 (de) * | 1965-01-21 | 1971-10-14 | Gratzmuller Jean Louis | Elektrischer Schalter |
| US3406269A (en) * | 1965-02-26 | 1968-10-15 | Westinghouse Electric Corp | Fluid-blast circuit breakers having means for increasing the density of the fluid during interruption |
| FR1537673A (fr) * | 1966-04-15 | 1968-09-07 | Perfectionnements apportés aux disjoncteurs | |
| CH456725A (de) * | 1967-03-17 | 1968-07-31 | Oerlikon Maschf | Flüssigkeitsarmer Leistungsschalter |
| FR1539783A (fr) * | 1967-07-19 | 1968-09-20 | Dispositif de coupure d'un circuit électrique | |
| FR2076812A5 (es) * | 1970-01-29 | 1971-10-15 | Gratzmuller J |
-
1971
- 1971-09-30 FR FR7135197A patent/FR2154928A5/fr not_active Expired
-
1972
- 1972-08-31 ES ES406253A patent/ES406253A1/es not_active Expired
- 1972-09-01 GB GB4060772A patent/GB1404652A/en not_active Expired
- 1972-09-05 ZA ZA726059A patent/ZA726059B/xx unknown
- 1972-09-06 AU AU46356/72A patent/AU470230B2/en not_active Expired
- 1972-09-07 CA CA151,206A patent/CA959525A/en not_active Expired
- 1972-09-07 BE BE788520D patent/BE788520A/xx not_active IP Right Cessation
- 1972-09-08 CH CH1320572A patent/CH567330A5/xx not_active IP Right Cessation
- 1972-09-08 NL NL727212217A patent/NL152699B/xx not_active IP Right Cessation
- 1972-09-13 JP JP47091342A patent/JPS5213626B2/ja not_active Expired
- 1972-09-14 NO NO3281/72A patent/NO134025C/no unknown
- 1972-09-19 AT AT803172A patent/AT325136B/de not_active IP Right Cessation
- 1972-09-22 SE SE7212244A patent/SE371328B/xx unknown
- 1972-09-27 CS CS7200006562A patent/CS182773B2/cs unknown
- 1972-09-29 SU SU721834308A patent/SU735196A3/ru active
- 1972-09-29 HU HU72GA1116A patent/HU173196B/hu unknown
- 1972-09-29 IT IT29879/72A patent/IT968448B/it active
- 1972-10-02 US US00294291A patent/US3842227A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CS182773B2 (en) | 1978-05-31 |
| ZA726059B (en) | 1973-05-30 |
| CH567330A5 (es) | 1975-09-30 |
| JPS5213626B2 (es) | 1977-04-15 |
| AU470230B2 (en) | 1976-03-11 |
| DE2245170B2 (de) | 1976-03-25 |
| SU735196A3 (ru) | 1980-05-15 |
| SE371328B (es) | 1974-11-11 |
| FR2154928A5 (es) | 1973-05-18 |
| HU173196B (hu) | 1979-03-28 |
| CA959525A (en) | 1974-12-17 |
| NL152699B (nl) | 1977-03-15 |
| NO134025B (es) | 1976-04-26 |
| AT325136B (de) | 1975-10-10 |
| US3842227A (en) | 1974-10-15 |
| BE788520A (fr) | 1973-03-07 |
| IT968448B (it) | 1974-03-20 |
| ES406253A1 (es) | 1975-07-01 |
| GB1404652A (en) | 1975-09-03 |
| NO134025C (es) | 1976-08-04 |
| DE2245170A1 (de) | 1973-04-05 |
| AU4635672A (en) | 1974-03-21 |
| JPS4842365A (es) | 1973-06-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: GRATZMULLER |
|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |