CH334853A - Appareil de protection contre les tensions élevées pour un poste téléphonique d'abonné - Google Patents

Appareil de protection contre les tensions élevées pour un poste téléphonique d'abonné

Info

Publication number
CH334853A
CH334853A CH334853DA CH334853A CH 334853 A CH334853 A CH 334853A CH 334853D A CH334853D A CH 334853DA CH 334853 A CH334853 A CH 334853A
Authority
CH
Switzerland
Prior art keywords
type
earth
silicon
conductor
voltage
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Souther Fuller Calvin
Leondus Pearson Gerald
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of CH334853A publication Critical patent/CH334853A/fr

Links

Classifications

    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
    • E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
    • E04C5/065—Light-weight girders, e.g. with precast parts
    • 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
    • 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
    • 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
    • H01T1/14—Means structurally associated with spark gap for protecting it against overload or for disconnecting it in case of failure
    • 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
    • H02H9/044—Physical layout, materials not provided for elsewhere
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Architecture (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Thermistors And Varistors (AREA)
  • Fuses (AREA)
CH334853D 1954-03-05 1955-03-04 Appareil de protection contre les tensions élevées pour un poste téléphonique d'abonné CH334853A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US414332A US2896128A (en) 1954-03-05 1954-03-05 Lightning surge protecting apparatus

Publications (1)

Publication Number Publication Date
CH334853A true CH334853A (fr) 1958-12-15

Family

ID=23640994

Family Applications (1)

Application Number Title Priority Date Filing Date
CH334853D CH334853A (fr) 1954-03-05 1955-03-04 Appareil de protection contre les tensions élevées pour un poste téléphonique d'abonné

Country Status (9)

Country Link
US (1) US2896128A (en:Method)
JP (1) JPS315017B1 (en:Method)
BE (1) BE536185A (en:Method)
CH (1) CH334853A (en:Method)
DE (1) DE1040610B (en:Method)
DK (1) DK84373C (en:Method)
ES (1) ES219733A1 (en:Method)
FR (1) FR1118791A (en:Method)
GB (1) GB782665A (en:Method)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263190B (de) * 1961-07-12 1968-03-14 Siemens Ag Halbleiteranordnung mit einem in ein Gehaeuse eingeschlossenen Halbleiterkoerper
DE1437387A1 (de) * 1964-07-03 1968-11-28 Danfoss As UEberspannungs-Schutzvorrichtung an Fernsprechnetzleitungen
US3725613A (en) * 1971-02-25 1973-04-03 Rochester Tel Corp Apparatus for protecting and testing telephone network
JPS5217216B2 (en:Method) * 1972-02-20 1977-05-13
US3769460A (en) * 1972-03-09 1973-10-30 J Charles Mobile home telephone terminal system
US3777219A (en) * 1972-08-14 1973-12-04 Gen Semiconductor Ind Inc Electromagnetic pulse suppressor
US3851220A (en) * 1972-09-15 1974-11-26 J Charles Modular fail-safe telephone station protector
US3863111A (en) * 1973-06-29 1975-01-28 Gen Electric Polycrystalline varistor surge protective device for high frequency applications
US4447848A (en) * 1982-05-10 1984-05-08 Tii Industries Inc. Telephone surge protector and housings therefor
US5224008A (en) * 1991-06-25 1993-06-29 Texas Instruments Incorporated Surge protection device and system
US5781394A (en) * 1997-03-10 1998-07-14 Fiskars Inc. Surge suppressing device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1745690A (en) * 1928-04-09 1930-02-04 Edward C Pritchett Means for preventing acoustic shock from a telephone receiver
GB551443A (en) * 1941-08-19 1943-02-23 Westinghouse Brake & Signal Improvements relating to the protection of electrical apparatus from high voltage surges and the like
US2538177A (en) * 1944-04-03 1951-01-16 Ericsson Telefon Ab L M Excess-voltage arrester
GB643646A (en) * 1945-09-12 1950-09-27 Ericsson Telefon Ab L M Improvements in excess voltage protective arrangements for telephone apparatus
CA509126A (en) * 1949-05-28 1955-01-11 Western Electric Company, Incorporated Semiconductor translating devices
NL82014C (en:Method) * 1949-11-30
US2619518A (en) * 1949-12-08 1952-11-25 Bell Telephone Labor Inc Cable terminal
US2680220A (en) * 1950-06-09 1954-06-01 Int Standard Electric Corp Crystal diode and triode
BE509224A (en:Method) * 1951-02-16
US2655625A (en) * 1952-04-26 1953-10-13 Bell Telephone Labor Inc Semiconductor circuit element
US2669635A (en) * 1952-11-13 1954-02-16 Bell Telephone Labor Inc Semiconductive photoelectric transducer

Also Published As

Publication number Publication date
US2896128A (en) 1959-07-21
DK84373C (da) 1958-02-10
FR1118791A (fr) 1956-06-11
ES219733A1 (es) 1956-01-01
JPS315017B1 (en:Method) 1956-06-26
GB782665A (en) 1957-09-11
BE536185A (en:Method) 1900-01-01
DE1040610B (de) 1958-10-09

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