FR1196064A - Perfectionnements aux dispositifs de protection d'appareils électriques contre des voltages excessifs - Google Patents

Perfectionnements aux dispositifs de protection d'appareils électriques contre des voltages excessifs

Info

Publication number
FR1196064A
FR1196064A FR1196064DA FR1196064A FR 1196064 A FR1196064 A FR 1196064A FR 1196064D A FR1196064D A FR 1196064DA FR 1196064 A FR1196064 A FR 1196064A
Authority
FR
France
Prior art keywords
devices
against excessive
protecting electrical
excessive voltages
electrical devices
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
Application number
Other languages
English (en)
Inventor
David Eklov
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.)
SVENSKA RELAFABRIKEN AB
Original Assignee
SVENSKA RELAFABRIKEN AB
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.)
Filing date
Publication date
Application filed by SVENSKA RELAFABRIKEN AB filed Critical SVENSKA RELAFABRIKEN AB
Application granted granted Critical
Publication of FR1196064A publication Critical patent/FR1196064A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745—Protection devices or circuits for voltages surges on the line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
FR1196064D 1957-10-30 1957-12-28 Perfectionnements aux dispositifs de protection d'appareils électriques contre des voltages excessifs Expired FR1196064A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE823497X 1957-10-30

Publications (1)

Publication Number Publication Date
FR1196064A true FR1196064A (fr) 1959-11-20

Family

ID=20349304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1196064D Expired FR1196064A (fr) 1957-10-30 1957-12-28 Perfectionnements aux dispositifs de protection d'appareils électriques contre des voltages excessifs

Country Status (3)

Country Link
US (1) US3015781A (fr)
FR (1) FR1196064A (fr)
GB (1) GB823497A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107536A1 (de) * 1980-02-28 1981-12-03 RCA Corp., 10020 New York, N.Y. Schaltungsanordnung zum ansteuern induktiver lasten

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237118A (en) * 1958-08-07 1966-02-22 Bendix Corp Transistor amplifier protection circuit
US3215946A (en) * 1962-02-07 1965-11-02 Western Union Telegraph Co Series energized transistorized circuit for amplifying and inverting polar input signals
US3263172A (en) * 1963-06-20 1966-07-26 Motorola Inc Transistor transmitter output amplifier protection means
DE1212160B (de) * 1963-12-06 1966-03-10 Standard Elektrik Lorenz Ag Gegentakt-B-Transistorverstaerker
US3263207A (en) * 1964-03-27 1966-07-26 Herbert L West Transistor underwater telephone system
US3390346A (en) * 1964-08-31 1968-06-25 Rca Corp Transistor protection circuit
US3417340A (en) * 1965-03-04 1968-12-17 Northern Electric Co Variable gain circuit
US3424993A (en) * 1966-02-09 1969-01-28 Motorola Inc Transistor protection circuit
US3526845A (en) * 1966-12-19 1970-09-01 Nasa Apparatus for overcurrent protection of a push-pull amplifier
US3939380A (en) * 1974-02-21 1976-02-17 Rca Corporation Class D amplifier

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2079485A (en) * 1934-10-23 1937-05-04 Gen Electric Protective arrangement for electrical instruments
US2884545A (en) * 1954-03-17 1959-04-28 Gen Precision Lab Inc Transistor protection circuit
US2789254A (en) * 1954-04-23 1957-04-16 Bell Telephone Labor Inc Lightning protection circuits
US2841719A (en) * 1955-01-26 1958-07-01 Itt Diode gate and its control circuit
US2888622A (en) * 1955-08-15 1959-05-26 Honeywell Regulator Co Transistor motor control
US2840726A (en) * 1956-02-02 1958-06-24 Hughes Aircraft Co Transistor current gate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107536A1 (de) * 1980-02-28 1981-12-03 RCA Corp., 10020 New York, N.Y. Schaltungsanordnung zum ansteuern induktiver lasten

Also Published As

Publication number Publication date
GB823497A (en) 1959-11-11
US3015781A (en) 1962-01-02

Similar Documents

Publication Publication Date Title
FR1185637A (fr) Perfectionnements aux lunettes dites de protection
FR1196064A (fr) Perfectionnements aux dispositifs de protection d'appareils électriques contre des voltages excessifs
CA608121A (en) Protective spark gap
FR1347738A (fr) Perfectionnements aux dispositifs de refroidissement des appareils électriques statiques
FR1229973A (fr) Perfectionnements aux dispositifs de protection d'appareils électriques immergés
FR1139974A (fr) Housse de protection
BE581452A (fr) Perfectionnements à des dispositifs d'assemblage d'equipement électrique.
FR1177012A (fr) Perfectionnements aux dispositifs électriques de raccordement
CA534204A (fr) Dispositif protecteur
FR1210688A (fr) Perfectionnements apportés aux dispositifs de protection contre les surtensions électriques
FR1202203A (fr) Dispositifs de protection d'une installation électrique
FR1187878A (fr) Perfectionnements apportés aux appareils de protection des réacteurs nucléaires
FR1184942A (fr) Dispositif de protection d'appareils électriques contre des dérangements
FR1358355A (fr) Perfectionnements aux dispositifs de protection d'installations électriques
AU209229B2 (en) Overheat electrical protection device
CA549965A (fr) Dispositif d'ecartement protecteur de survoltage
CA540848A (fr) Dispositif protecteur generateur
AU258251B2 (en) Improved device for protecting batteries
IE22744L (en) Cable protecting devices
FR1306894A (fr) Perfectionnements aux appareils de conditionnement
AU213642B2 (en) Improvements relating to electrical sparkover protective devices
CA545948A (fr) Caisse protectrice pour dispositifs electriques
FR1187292A (fr) Perfectionnements aux équipements de protection des génératrices
FR1223483A (fr) Perfectionnements aux dispositifs de protection contre les courts-circuits et analogues
AU241092B2 (en) Improvements in or relating toa protective arrangement for protecting a transistor from voltage overload