FR2090942A5 - - Google Patents

Info

Publication number
FR2090942A5
FR2090942A5 FR7115381A FR7115381A FR2090942A5 FR 2090942 A5 FR2090942 A5 FR 2090942A5 FR 7115381 A FR7115381 A FR 7115381A FR 7115381 A FR7115381 A FR 7115381A FR 2090942 A5 FR2090942 A5 FR 2090942A5
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
FR7115381A
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.)
National Industri AS
Original Assignee
National Industri AS
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 National Industri AS filed Critical National Industri AS
Application granted granted Critical
Publication of FR2090942A5 publication Critical patent/FR2090942A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
    • B23K9/0288—Seam welding; Backing means; Inserts for curved planar seams for welding of tubes to tube plates
    • 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
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Ac-Ac Conversion (AREA)
FR7115381A 1970-04-30 1971-04-29 Expired FR2090942A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO165170A NO122851B (fr) 1970-04-30 1970-04-30

Publications (1)

Publication Number Publication Date
FR2090942A5 true FR2090942A5 (fr) 1972-01-14

Family

ID=19878347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7115381A Expired FR2090942A5 (fr) 1970-04-30 1971-04-29

Country Status (6)

Country Link
DE (2) DE2120679C3 (fr)
DK (1) DK126406B (fr)
FR (1) FR2090942A5 (fr)
GB (1) GB1300860A (fr)
NO (1) NO122851B (fr)
SE (1) SE367273B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438902A2 (fr) * 1978-10-14 1980-05-09 Siemens Ag Transformateur variable pour chemins de fer electriques constituant des jouets ou des modeles
DE3304851A1 (de) * 1983-02-12 1984-08-16 Reinhausen Maschf Scheubeck Schaltanordnung fuer lastumschalter von stufenschaltern fuer stufentransformatoren
FR2695769A1 (fr) * 1992-09-17 1994-03-18 Electricite De France Circuit statique variateur de tension alternative en charge.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE436530B (sv) * 1983-05-10 1984-12-17 Asea Ab Lindningskopplare
US7595614B2 (en) 2007-12-07 2009-09-29 Pennsylvania Transformer Technology, Inc. Load tap changer
CN114558694B (zh) * 2022-02-28 2022-12-20 广东大唐国际雷州发电有限责任公司 一种燃煤电厂智能电除尘设备及除尘方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438902A2 (fr) * 1978-10-14 1980-05-09 Siemens Ag Transformateur variable pour chemins de fer electriques constituant des jouets ou des modeles
DE3304851A1 (de) * 1983-02-12 1984-08-16 Reinhausen Maschf Scheubeck Schaltanordnung fuer lastumschalter von stufenschaltern fuer stufentransformatoren
DE3304851C2 (fr) * 1983-02-12 1991-01-10 Maschinenfabrik Reinhausen Gmbh, 8400 Regensburg, De
FR2695769A1 (fr) * 1992-09-17 1994-03-18 Electricite De France Circuit statique variateur de tension alternative en charge.

Also Published As

Publication number Publication date
DK126406B (da) 1973-07-09
NO122851B (fr) 1971-08-23
GB1300860A (en) 1972-12-20
DE2120679C3 (de) 1980-02-07
DE2120679B2 (de) 1977-03-31
DE2120679A1 (de) 1971-11-18
SE367273B (fr) 1974-05-20
DE2166929A1 (de) 1976-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse