BR7901635A - Dispositivo de para-raios - Google Patents

Dispositivo de para-raios

Info

Publication number: BR7901635A
Authority: BR; Brazil
Prior art keywords: protection device; surge protection; surge; protection
Prior art date: 1978-03-18

Application number

BR7901635A

Other languages

English (en)

Inventor

N Nagai

Original Assignee

Mitsubishi Electric Corp

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.)

1978-03-18

Filing date

1979-03-16

Publication date

1979-10-16

1979-03-16 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

1979-10-16 Publication of BR7901635A publication Critical patent/BR7901635A/pt

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors

Landscapes

Engineering & Computer Science (AREA)
Microelectronics & Electronic Packaging (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Insulators (AREA)
Thermistors And Varistors (AREA)
Emergency Protection Circuit Devices (AREA)

BR7901635A 1978-03-18 1979-03-16 Dispositivo de para-raios BR7901635A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP3146278A JPS54124242A (en)	1978-03-18	1978-03-18	Arrester for transmission line

Publications (1)

Publication Number	Publication Date
BR7901635A true BR7901635A (pt)	1979-10-16

Family

ID=12331918

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7901635A BR7901635A (pt)	1978-03-18	1979-03-16	Dispositivo de para-raios

Country Status (9)

Country	Link
US (1)	US4258407A (pt)
EP (1)	EP0004348B1 (pt)
JP (1)	JPS54124242A (pt)
BR (1)	BR7901635A (pt)
CA (1)	CA1106912A (pt)
DE (1)	DE2960764D1 (pt)
ES (1)	ES478748A1 (pt)
IN (1)	IN152320B (pt)
MX (1)	MX145978A (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS605736A (ja) *	1983-06-23	1985-01-12	東京電力株式会社	避雷碍子装置
JPH077613B2 (ja) *	1990-02-02	1995-01-30	東京電力株式会社	懸垂型避雷碍子
DE69219935T2 (de) *	1991-03-27	1997-10-16	Ngk Insulators Ltd	Begrenzer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB521301A (en) *	1938-11-14	1940-05-17	John Samuel Forrest	Busbar protective system for open type switching and transforming stations
GB730710A (en) *	1951-11-23	1955-05-25	E M P Electric Ltd	Improvements in electric surge arresters
FR1334639A (fr) *	1962-09-05	1963-08-09	Bbc Brown Boveri & Cie	Dispositif de répartition des tensions pour les éclateurs d'un parafoudre
ZA718249B (en) *	1971-12-29	1973-02-28	Waurick B & Ass Ltd	Improvements in and relating to safety devices in electrical appliances
US3806765A (en) *	1972-03-01	1974-04-23	Matsushita Electric Ind Co Ltd	Voltage-nonlinear resistors
US4068279A (en) *	1976-10-28	1978-01-10	Byrnes Gerald J	Power monitor

1978
- 1978-03-18 JP JP3146278A patent/JPS54124242A/ja active Pending
1979
- 1979-03-09 IN IN232/CAL/79A patent/IN152320B/en unknown
- 1979-03-15 DE DE7979100795T patent/DE2960764D1/de not_active Expired
- 1979-03-15 EP EP79100795A patent/EP0004348B1/en not_active Expired
- 1979-03-16 CA CA323,679A patent/CA1106912A/en not_active Expired
- 1979-03-16 US US06/021,174 patent/US4258407A/en not_active Expired - Lifetime
- 1979-03-16 ES ES478748A patent/ES478748A1/es not_active Expired
- 1979-03-16 MX MX176955A patent/MX145978A/es unknown
- 1979-03-16 BR BR7901635A patent/BR7901635A/pt unknown

Also Published As

Publication number	Publication date
EP0004348B1 (en)	1981-09-09
MX145978A (es)	1982-04-27
CA1106912A (en)	1981-08-11
IN152320B (pt)	1983-12-17
ES478748A1 (es)	1979-08-01
DE2960764D1 (en)	1981-11-26
US4258407A (en)	1981-03-24
JPS54124242A (en)	1979-09-27
EP0004348A1 (en)	1979-10-03

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