FR2417849A2 - Dispositif pour la protection contre les surtensions - Google Patents
Dispositif pour la protection contre les surtensionsInfo
- Publication number
- FR2417849A2 FR2417849A2 FR7825773A FR7825773A FR2417849A2 FR 2417849 A2 FR2417849 A2 FR 2417849A2 FR 7825773 A FR7825773 A FR 7825773A FR 7825773 A FR7825773 A FR 7825773A FR 2417849 A2 FR2417849 A2 FR 2417849A2
- Authority
- FR
- France
- Prior art keywords
- electrodes
- protection against
- against overvoltages
- secondary electrodes
- protection
- Prior art date
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/20—Means for starting arc or facilitating ignition of spark gap
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/38—Cold-cathode tubes
Landscapes
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20266/78A IT1108971B (it) | 1978-02-16 | 1978-02-16 | Dispositivo per la protezione da sovratensioni |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2417849A2 true FR2417849A2 (fr) | 1979-09-14 |
Family
ID=11165270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7825773A Withdrawn FR2417849A2 (fr) | 1978-02-16 | 1978-09-07 | Dispositif pour la protection contre les surtensions |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE870357R (es) |
BR (1) | BR7806031A (es) |
ES (1) | ES476481A1 (es) |
FR (1) | FR2417849A2 (es) |
GB (1) | GB2021309A (es) |
IT (1) | IT1108971B (es) |
NL (1) | NL7805301A (es) |
NO (1) | NO790296L (es) |
SE (1) | SE7901200L (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2122807B (en) * | 1982-06-24 | 1986-01-29 | English Electric Valve Co Ltd | Impulse protection device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB353924A (en) * | 1930-01-29 | 1931-07-29 | Edison Swan Electric Co Ltd | Improvements in protecting devices for electric circuits |
CH313669A (de) * | 1953-07-23 | 1956-04-30 | Bbc Brown Boveri & Cie | Vorionisierte Funkenstrecke, insbesondere für Überspannungsableiter |
US2830216A (en) * | 1954-08-02 | 1958-04-08 | Elsi L Elettronica Sicula S P | Multiple discharger particularly for protecting telecommunication nets and the method for manufacturing it |
US3328632A (en) * | 1965-08-16 | 1967-06-27 | English Electric Co Ltd | Vacuum-protective spark gap with trigger electrode |
US3989985A (en) * | 1973-09-13 | 1976-11-02 | Siemens Aktiengesellschaft | Surge voltage arrester |
BE863395A (fr) * | 1977-05-06 | 1978-05-16 | Sits Soc It Telecom Siemens | Dispositif a effet de champ pour la protection contre les surtensions |
-
1978
- 1978-02-16 IT IT20266/78A patent/IT1108971B/it active
- 1978-05-17 NL NL7805301A patent/NL7805301A/xx not_active Application Discontinuation
- 1978-09-07 FR FR7825773A patent/FR2417849A2/fr not_active Withdrawn
- 1978-09-11 BE BE190382A patent/BE870357R/xx active
- 1978-09-15 BR BR7806031A patent/BR7806031A/pt unknown
- 1978-12-29 ES ES476481A patent/ES476481A1/es not_active Expired
-
1979
- 1979-01-30 NO NO790296A patent/NO790296L/no unknown
- 1979-02-08 GB GB7904437A patent/GB2021309A/en not_active Withdrawn
- 1979-02-12 SE SE7901200A patent/SE7901200L/ not_active Application Discontinuation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB353924A (en) * | 1930-01-29 | 1931-07-29 | Edison Swan Electric Co Ltd | Improvements in protecting devices for electric circuits |
CH313669A (de) * | 1953-07-23 | 1956-04-30 | Bbc Brown Boveri & Cie | Vorionisierte Funkenstrecke, insbesondere für Überspannungsableiter |
US2830216A (en) * | 1954-08-02 | 1958-04-08 | Elsi L Elettronica Sicula S P | Multiple discharger particularly for protecting telecommunication nets and the method for manufacturing it |
US3328632A (en) * | 1965-08-16 | 1967-06-27 | English Electric Co Ltd | Vacuum-protective spark gap with trigger electrode |
US3989985A (en) * | 1973-09-13 | 1976-11-02 | Siemens Aktiengesellschaft | Surge voltage arrester |
BE863395A (fr) * | 1977-05-06 | 1978-05-16 | Sits Soc It Telecom Siemens | Dispositif a effet de champ pour la protection contre les surtensions |
FR2389994A1 (es) * | 1977-05-06 | 1978-12-01 | Sits Soc It Telecom Siemens |
Also Published As
Publication number | Publication date |
---|---|
IT7820266A0 (it) | 1978-02-16 |
SE7901200L (sv) | 1979-08-17 |
ES476481A1 (es) | 1979-04-16 |
NO790296L (no) | 1979-08-17 |
BR7806031A (pt) | 1980-03-25 |
NL7805301A (nl) | 1979-08-20 |
BE870357R (fr) | 1979-01-02 |
GB2021309A (en) | 1979-11-28 |
IT1108971B (it) | 1985-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Withdrawal of published application |