FR719593A - Perfectionnements aux dispositifs d'extinction des arcs électriques - Google Patents

Perfectionnements aux dispositifs d'extinction des arcs électriques

Info

Publication number
FR719593A
FR719593A FR719593DA FR719593A FR 719593 A FR719593 A FR 719593A FR 719593D A FR719593D A FR 719593DA FR 719593 A FR719593 A FR 719593A
Authority
FR
France
Prior art keywords
electric arc
arc extinguishing
extinguishing devices
devices
electric
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)
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
Application granted granted Critical
Publication of FR719593A publication Critical patent/FR719593A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/14—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles
    • H03D1/16—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles of discharge tubes
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21—Connections specially adapted therefor
    • E04B1/215—Connections specially adapted therefor comprising metallic plates or parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
FR719593D 1928-12-29 1931-07-03 Perfectionnements aux dispositifs d'extinction des arcs électriques Expired FR719593A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT1948691X 1928-12-29
FR693293T 1929-07-09
BE371675T 1930-07-03

Publications (1)

Publication Number Publication Date
FR719593A true FR719593A (fr) 1932-02-11

Family

ID=40547745

Family Applications (2)

Application Number Title Priority Date Filing Date
FR693293D Expired FR693293A (fr) 1928-12-29 1929-07-09 Perfectionnements aux interrupteurs électriques
FR719593D Expired FR719593A (fr) 1928-12-29 1931-07-03 Perfectionnements aux dispositifs d'extinction des arcs électriques

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR693293D Expired FR693293A (fr) 1928-12-29 1929-07-09 Perfectionnements aux interrupteurs électriques

Country Status (2)

Country Link
BE (1) BE371675A (fr)
FR (2) FR693293A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820122A (en) * 1954-07-16 1958-01-14 Jeumont Forges Const Elec Circuit breakers with magnetic blowout
US4355219A (en) * 1979-05-25 1982-10-19 South Wales Switchgear Limited Electrical switchgear

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820122A (en) * 1954-07-16 1958-01-14 Jeumont Forges Const Elec Circuit breakers with magnetic blowout
US4355219A (en) * 1979-05-25 1982-10-19 South Wales Switchgear Limited Electrical switchgear
US4355220A (en) * 1979-05-25 1982-10-19 South Wales Switchgear Limited Electrical switchgear of the rotating arc, double-break type

Also Published As

Publication number Publication date
FR693293A (fr) 1930-11-18
BE371675A (fr) 1930-08-30

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