GB716998A - Improvements in the protection of electrical apparatus against arcing - Google Patents

Improvements in the protection of electrical apparatus against arcing

Info

Publication number
GB716998A
GB716998A GB7857/52A GB785752A GB716998A GB 716998 A GB716998 A GB 716998A GB 7857/52 A GB7857/52 A GB 7857/52A GB 785752 A GB785752 A GB 785752A GB 716998 A GB716998 A GB 716998A
Authority
GB
United Kingdom
Prior art keywords
flux
electrical apparatus
protection
bonded together
refractory material
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
GB7857/52A
Other languages
English (en)
Inventor
Latour Andre
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Publication of GB716998A publication Critical patent/GB716998A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0038—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by superficial sintering or bonding of particulate matter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S174/00—Electricity: conductors and insulators
    • Y10S174/01—Anti-tracking

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Fuses (AREA)
GB7857/52A 1951-03-28 1952-03-27 Improvements in the protection of electrical apparatus against arcing Expired GB716998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE716998X 1951-03-28

Publications (1)

Publication Number Publication Date
GB716998A true GB716998A (en) 1954-10-20

Family

ID=3878788

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7857/52A Expired GB716998A (en) 1951-03-28 1952-03-27 Improvements in the protection of electrical apparatus against arcing

Country Status (5)

Country Link
US (1) US2772334A (pt)
BE (1) BE502180A (pt)
DE (1) DE977206C (pt)
FR (1) FR1050023A (pt)
GB (1) GB716998A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3071666A (en) * 1959-04-09 1963-01-01 Westinghouse Electric Corp Circuit interrupters
US3151273A (en) * 1961-12-27 1964-09-29 Gen Electric Current limiting lightning arrester with porous gap structure
US3354345A (en) * 1964-07-06 1967-11-21 Gen Electric Lightning arrester spark gap having arc-confining chamber walls of graded porosity
FR1553672A (pt) * 1966-05-04 1969-01-17
US3735074A (en) * 1971-07-14 1973-05-22 Gen Electric Arc chute for an electric circuit breaker
US3838375A (en) * 1973-01-29 1974-09-24 Gen Electric Current limiting fuse
US4210774A (en) * 1977-06-16 1980-07-01 Electric Power Research Institute, Inc. Filled polymer electrical insulator
FR2576721B1 (fr) * 1985-01-30 1987-04-17 Centre Nat Rech Scient Paroi de chambre de coupure de disjoncteur et chambre de coupure de disjoncteur munie d'une telle paroi
DE19517540A1 (de) * 1995-05-12 1996-11-14 Abb Research Ltd Löschgasabgebender Werkstoff und Druckgasschalter mit einem solchen Werkstoff
US5670926A (en) * 1995-06-08 1997-09-23 General Electric Company High-voltage fuse having a core of bound silica sand about which fusible elements are wound
US6642833B2 (en) 2001-01-26 2003-11-04 General Electric Company High-voltage current-limiting fuse
US9911566B2 (en) * 2013-10-18 2018-03-06 Littelfuse, Inc. Foam fuse filler and cartridge fuse

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1713580A (en) * 1929-05-21 of dayton
GB591551A (en) * 1945-02-07 1947-08-21 Mycalex Corp Of America Improvements in or relating to electrical insulating compositions
DE68409C (de) * J. F. fischer und C. A. F. O. PETERS in Worms a. Rh Verfahren zur Herstellung von Alkali- und Säure-beständigen Flüssigkeitsfiltern
US883366A (en) * 1907-11-21 1908-03-31 Arthur L White Electric switch.
US1014098A (en) * 1908-05-05 1912-01-09 Sachs Company Thermal cut-out.
US1016443A (en) * 1911-12-08 1912-02-06 Sachs Company Jacket for safety-fuses.
DE425862C (de) * 1924-09-06 1926-02-25 Ernst Moyat Verfahren zur Herstellung hochfeuerfester Formstuecke
DE487018C (de) * 1926-11-19 1929-11-29 Const Electr De Delle Sa Atel Funkenkamin fuer elektrische Schalter
US1812376A (en) * 1927-07-26 1931-06-30 Donald W Ross Refractory heat insulating material
GB385328A (en) * 1930-06-19 1932-12-19 Norton Co Improvements in articles of bonded granular material and methods of making the same
DE594815C (de) * 1930-10-14 1934-03-22 Aeg Elektrischer Isolierstoff
US2165819A (en) * 1934-06-05 1939-07-11 Steatit Magnesia Ag Electric insulator and method of making same
DE713856C (de) * 1935-02-17 1941-11-17 Frida Strauss Geb Ruppel Elektrischer Stromunterbrecher
US2119400A (en) * 1935-06-04 1938-05-31 Gen Electric Insulating band for electrical machines and apparatus
US2303964A (en) * 1937-04-20 1942-12-01 Ungewiss Alfred Porous ceramic insulating material
US2223959A (en) * 1937-05-04 1940-12-03 Gen Electric Current limiting fuse
DE734174C (de) * 1937-05-06 1943-04-09 Aeg Elektrischer Gasschalter
US2206557A (en) * 1937-07-08 1940-07-02 Willard H Bennett Process for making insulating materials
US2200125A (en) * 1938-04-14 1940-05-07 Westinghouse Electric & Mfg Co Electrical contact means
DE915956C (de) * 1941-02-27 1954-08-02 Aeg Elektrischer Stromunterbrecher, insbesondere Hartgasschalter
DE734385C (de) * 1941-04-23 1943-04-14 Telefunken Gmbh Verfahren zur Herstellung einer beim Brennen nicht schwindenden keramischen Masse
CH247847A (de) * 1943-03-31 1947-03-31 Skoda Kp Stromunterbrechungseinrichtung.
US2434451A (en) * 1946-06-28 1948-01-13 Permanente Metals Corp Refractories
US2529566A (en) * 1948-08-17 1950-11-14 Mycalex Corp Of America Glass bonded insulating composition
DE828521C (de) * 1950-11-04 1952-01-17 Degussa Verfahren zur Herstellung von poroesen Koernungen aus hochschmelzenden Oxyden

Also Published As

Publication number Publication date
DE977206C (de) 1965-06-10
US2772334A (en) 1956-11-27
BE502180A (pt)
FR1050023A (fr) 1954-01-05

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