FR2389994A1 - - Google Patents

Info

Publication number: FR2389994A1
Authority: FR; France
Prior art keywords: electrodes; field; create; primary; effect
Prior art date: 1977-05-06
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

Application number

FR7730048A

Other languages

English (en)

French (fr)

Other versions

FR2389994B1 (no

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Italtel SpA

Original Assignee

Societa Italiana Telecomunicazioni Siemens SpA

Priority date (The priority date 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 date listed.)

1977-05-06

Filing date

1977-10-06

Publication date

1978-12-01

1977-10-06 Application filed by Societa Italiana Telecomunicazioni Siemens SpA filed Critical Societa Italiana Telecomunicazioni Siemens SpA

1978-12-01 Publication of FR2389994A1 publication Critical patent/FR2389994A1/fr

1981-06-19 Application granted granted Critical

1981-06-19 Publication of FR2389994B1 publication Critical patent/FR2389994B1/fr

Status Expired legal-status Critical Current

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
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/10—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel
- H01T4/12—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel hermetically sealed
- 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
- H01T2/00—Spark gaps comprising auxiliary triggering means
- H01T2/02—Spark gaps comprising auxiliary triggering means comprising a trigger electrode or an auxiliary spark gap

Landscapes

Emergency Protection Circuit Devices (AREA)

FR7730048A 1977-05-06 1977-10-06 Expired FR2389994B1 (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT23269/77A IT1115469B (it)	1977-05-06	1977-05-06	Dispositivo ad effetto di campo per la protezione da sovratensioni

Publications (2)

Publication Number	Publication Date
FR2389994A1 true FR2389994A1 (no)	1978-12-01
FR2389994B1 FR2389994B1 (no)	1981-06-19

Family

ID=11205484

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7730048A Expired FR2389994B1 (no)	1977-05-06	1977-10-06

Country Status (9)

Country	Link
BE (1)	BE863395A (no)
BR (1)	BR7802133A (no)
ES (1)	ES467208A1 (no)
FR (1)	FR2389994B1 (no)
GB (1)	GB1603031A (no)
IT (1)	IT1115469B (no)
NL (1)	NL7802238A (no)
NO (1)	NO781561L (no)
SE (1)	SE7805024L (no)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2417849A2 (fr) *	1978-02-16	1979-09-14	Sits Soc It Telecom Siemens	Dispositif pour la protection contre les surtensions
EP0954073A1 (de) *	1998-04-27	1999-11-03	PHOENIX CONTACT GmbH & Co.	Überspannungsschutzelement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2200243B (en) *	1987-01-27	1990-09-05	English Electric Valve Co Ltd	Protection device
DE102018133389A1 (de) *	2018-12-21	2020-06-25	Phoenix Contact Gmbh & Co. Kg	Überspannungsableiter

Citations (5)

* Cited by examiner, † Cited by third party
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
FR1052741A (fr) *	1952-03-24	1954-01-26		Parafoudre à transfert d'arc
CH313669A (de) *	1953-07-23	1956-04-30	Bbc Brown Boveri & Cie	Vorionisierte Funkenstrecke, insbesondere für Überspannungsableiter
CH436446A (fr) *	1964-09-11	1967-05-31	English Electric Co Ltd	Eclateur de protection
FR2236293A1 (no) *	1973-07-05	1975-01-31	Gen Electric

1977
- 1977-05-06 IT IT23269/77A patent/IT1115469B/it active
- 1977-10-06 FR FR7730048A patent/FR2389994B1/fr not_active Expired
1978
- 1978-01-27 BE BE184689A patent/BE863395A/xx unknown
- 1978-02-22 ES ES467208A patent/ES467208A1/es not_active Expired
- 1978-03-01 NL NL7802238A patent/NL7802238A/xx not_active Application Discontinuation
- 1978-04-04 GB GB13173/78A patent/GB1603031A/en not_active Expired
- 1978-04-06 BR BR7802133A patent/BR7802133A/pt unknown
- 1978-05-02 SE SE7805024A patent/SE7805024L/xx unknown
- 1978-05-03 NO NO781561A patent/NO781561L/no unknown

Patent Citations (5)

* Cited by examiner, † Cited by third party
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
FR1052741A (fr) *	1952-03-24	1954-01-26		Parafoudre à transfert d'arc
CH313669A (de) *	1953-07-23	1956-04-30	Bbc Brown Boveri & Cie	Vorionisierte Funkenstrecke, insbesondere für Überspannungsableiter
CH436446A (fr) *	1964-09-11	1967-05-31	English Electric Co Ltd	Eclateur de protection
FR2236293A1 (no) *	1973-07-05	1975-01-31	Gen Electric

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2417849A2 (fr) *	1978-02-16	1979-09-14	Sits Soc It Telecom Siemens	Dispositif pour la protection contre les surtensions
EP0954073A1 (de) *	1998-04-27	1999-11-03	PHOENIX CONTACT GmbH & Co.	Überspannungsschutzelement
EP1143585A2 (de) *	1998-04-27	2001-10-10	PHOENIX CONTACT GmbH & Co.	Überspannungsschutzelement
US6392862B1 (en)	1998-04-27	2002-05-21	Phoenix Contact Gmbh & Co.	Overvoltage protection element system
EP1143585A3 (de) *	1998-04-27	2002-11-06	Phoenix Contact GmbH & Co. KG	Überspannungsschutzelement
US6529360B2 (en)	1998-04-27	2003-03-04	Phoenix Contact Gmbh & Co.	Overvoltage protection element system

Also Published As

Publication number	Publication date
IT1115469B (it)	1986-02-03
NO781561L (no)	1978-11-07
BR7802133A (pt)	1979-05-29
ES467208A1 (es)	1978-11-16
GB1603031A (en)	1981-11-18
BE863395A (fr)	1978-05-16
SE7805024L (sv)	1978-11-07
FR2389994B1 (no)	1981-06-19
NL7802238A (nl)	1978-11-08

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Legal Events

Date	Code	Title	Description
1983-08-19	ST	Notification of lapse