ES476481A1 - Perfeccionamientos en los sistemas con efecto de campo para la proteccion contra sobretensiones. - Google Patents
Perfeccionamientos en los sistemas con efecto de campo para la proteccion contra sobretensiones.Info
- Publication number
- ES476481A1 ES476481A1 ES476481A ES476481A ES476481A1 ES 476481 A1 ES476481 A1 ES 476481A1 ES 476481 A ES476481 A ES 476481A ES 476481 A ES476481 A ES 476481A ES 476481 A1 ES476481 A1 ES 476481A1
- Authority
- ES
- Spain
- Prior art keywords
- electrodes
- protection devices
- envelope
- over
- junction
- 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.)
- Expired
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)
Abstract
Perfeccionamientos en los sistemas con efecto de campo para la protección contra sobretensiones, del tipo que comprende por lo menos un par de electrodos primarios en paralelo a los cuales está conectado un par de electrodos secundarios a través de un acoplamiento capacitivo, caracterizados porque dichos electrodos secundarios y dicho acoplamiento capacitivo están realizados mediante deposición, sobre un soporte de material dieléctrico previsto en el interior de la envolvente, de por lo menos una banda de material conductor.
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 |
---|---|
ES476481A1 true ES476481A1 (es) | 1979-04-16 |
Family
ID=11165270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES476481A Expired ES476481A1 (es) | 1978-02-16 | 1978-12-29 | Perfeccionamientos en los sistemas con efecto de campo para la proteccion contra sobretensiones. |
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 |
Family Cites Families (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 |
DE2346174B2 (de) * | 1973-09-13 | 1977-04-07 | Siemens AG, 1000 Berlin und 8000 München | Ueberspannungsableiter |
IT1115469B (it) * | 1977-05-06 | 1986-02-03 | Sits Soc It Telecom Siemens | Dispositivo ad effetto di campo per la protezione da sovratensioni |
-
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
Also Published As
Publication number | Publication date |
---|---|
BE870357R (fr) | 1979-01-02 |
FR2417849A2 (fr) | 1979-09-14 |
NL7805301A (nl) | 1979-08-20 |
BR7806031A (pt) | 1980-03-25 |
SE7901200L (sv) | 1979-08-17 |
IT1108971B (it) | 1985-12-16 |
NO790296L (no) | 1979-08-17 |
GB2021309A (en) | 1979-11-28 |
IT7820266A0 (it) | 1978-02-16 |
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