US1994953A - Regulating choke coil - Google Patents

Regulating choke coil Download PDF

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Publication number
US1994953A
US1994953A US614276A US61427632A US1994953A US 1994953 A US1994953 A US 1994953A US 614276 A US614276 A US 614276A US 61427632 A US61427632 A US 61427632A US 1994953 A US1994953 A US 1994953A
Authority
US
United States
Prior art keywords
phase
taps
choke coil
windings
current
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 - Lifetime
Application number
US614276A
Other languages
English (en)
Inventor
Klinkhamer Hendrik Abr Wijnand
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of US1994953A publication Critical patent/US1994953A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/073—Stabilising the arc
    • 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
    • B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
    • B23K9/1006—Power supply
    • B23K9/1012—Power supply characterised by parts of the process

Definitions

  • the contact points of the switch device consist of contact sleeves, while. the connection between these sleeves is eiected by means lof a contact plug comprising two rows of three, pairwise interconnected, pins.
  • a contrai device for the control of a polynosaecs phase current comprising, a chokecoil to regu' late said current, said choke coil having a plurality of phase windings and each phase winding having a plurality oftaps, asupply conductor for each phase and connected to one end ofits respective phase winding, a switching i apparatus having a series oi contacts connected to the taps of said windings in a cyclical order of the phases and in the order of the distance of the taps from.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
US614276A 1931-06-25 1932-05-28 Regulating choke coil Expired - Lifetime US1994953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1994953X 1931-06-25

Publications (1)

Publication Number Publication Date
US1994953A true US1994953A (en) 1935-03-19

Family

ID=7925620

Family Applications (1)

Application Number Title Priority Date Filing Date
US614276A Expired - Lifetime US1994953A (en) 1931-06-25 1932-05-28 Regulating choke coil

Country Status (2)

Country Link
US (1) US1994953A (index.php)
NL (1) NL36941C (index.php)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2443671A (en) * 1942-12-03 1948-06-22 Westinghouse Electric Corp Arc welding system
US2873356A (en) * 1954-10-14 1959-02-10 John E Carroll Electric arc welding power supply
US3111618A (en) * 1959-03-05 1963-11-19 Earl A Kamp Electric control device for welding instruments

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2443671A (en) * 1942-12-03 1948-06-22 Westinghouse Electric Corp Arc welding system
US2873356A (en) * 1954-10-14 1959-02-10 John E Carroll Electric arc welding power supply
US3111618A (en) * 1959-03-05 1963-11-19 Earl A Kamp Electric control device for welding instruments

Also Published As

Publication number Publication date
NL36941C (index.php) 1900-01-01

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