FR1579747A - - Google Patents

Info

Publication number
FR1579747A
FR1579747A FR1579747DA FR1579747A FR 1579747 A FR1579747 A FR 1579747A FR 1579747D A FR1579747D A FR 1579747DA FR 1579747 A FR1579747 A FR 1579747A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1579747A publication Critical patent/FR1579747A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H9/0005—Tap change devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • 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
    • H01H9/0005—Tap change devices
    • H01H9/0038—Tap change devices making use of vacuum switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Protection Of Transformers (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
FR1579747D 1967-09-12 1968-08-20 Expired FR1579747A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM0075517 1967-09-12

Publications (1)

Publication Number Publication Date
FR1579747A true FR1579747A (fr) 1969-08-29

Family

ID=7316395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1579747D Expired FR1579747A (fr) 1967-09-12 1968-08-20

Country Status (4)

Country Link
CH (1) CH479201A (fr)
FR (1) FR1579747A (fr)
GB (1) GB1197379A (fr)
NL (2) NL6812956A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE394920B (sv) * 1975-10-29 1977-07-18 Asea Ab Lindningskopplare

Also Published As

Publication number Publication date
CH479201A (de) 1969-09-30
GB1197379A (en) 1970-07-01
NL132099C (fr)
NL6812956A (fr) 1969-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse