GB716891A - Improvements in or relating to high-frequency electric furnaces - Google Patents

Improvements in or relating to high-frequency electric furnaces

Info

Publication number
GB716891A
GB716891A GB693/52A GB69352A GB716891A GB 716891 A GB716891 A GB 716891A GB 693/52 A GB693/52 A GB 693/52A GB 69352 A GB69352 A GB 69352A GB 716891 A GB716891 A GB 716891A
Authority
GB
United Kingdom
Prior art keywords
coil
unit
jan
relating
frequency 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
GB693/52A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB716891A publication Critical patent/GB716891A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/04—Sources of current

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Furnace Details (AREA)
GB693/52A 1951-01-12 1952-01-09 Improvements in or relating to high-frequency electric furnaces Expired GB716891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL298303X 1951-01-12

Publications (1)

Publication Number Publication Date
GB716891A true GB716891A (en) 1954-10-13

Family

ID=19783091

Family Applications (1)

Application Number Title Priority Date Filing Date
GB693/52A Expired GB716891A (en) 1951-01-12 1952-01-09 Improvements in or relating to high-frequency electric furnaces

Country Status (7)

Country Link
US (1) US2662162A (it)
BE (1) BE508359A (it)
CH (1) CH298303A (it)
DE (1) DE960843C (it)
FR (1) FR1048216A (it)
GB (1) GB716891A (it)
NL (1) NL78609C (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2799760A (en) * 1952-12-03 1957-07-16 Fruengel Frank Method and device for high-frequency soldering and induction hardening
US2809357A (en) * 1953-01-22 1957-10-08 Philips Corp Coil system for high-frequency heating generators
US2813184A (en) * 1953-09-29 1957-11-12 Armstrong Cork Co Dielectric heating system
DE1007898B (de) * 1954-02-16 1957-05-09 Deutsche Edelstahlwerke Ag Induktionserwaermungsanlage
DE1058170B (de) * 1954-07-16 1959-05-27 Radio Heaters Ltd Koppler fuer dielektrische Hochfrequenz-Erhitzungseinrichtungen
DE1177702B (de) * 1955-04-23 1964-09-10 Siemens Ag Anordnung zum stufenlosen Anpassen eines Hochfrequenzgenerators an den veraenderlichen Widerstand von einzelnen Verbrauchern
US3137831A (en) * 1958-02-13 1964-06-16 Zenith Radio Corp Layer-wound air-core transformer
NL234527A (it) * 1958-12-22
DE1218086B (de) * 1961-10-13 1966-06-02 Mannesmann Meer Ag Rohrschweissmaschine
GB1042536A (en) * 1963-02-13 1966-09-14 Sakuji Yamaguchi Method of coupling high frequency electric circuit
DE1514322C3 (de) * 1965-11-12 1974-06-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum Zünden und Betrieb eines Hochfrequenz-Induktions-Plasmabrenners
CH434392A (de) * 1965-12-24 1967-04-30 Patelhold Patentverwertung Hochfrequenzgenerator
US3651301A (en) * 1968-05-12 1972-03-21 Ncr Co Installation for casting microwire in glass insulation
AU455199B2 (en) * 1971-06-09 1974-11-21 Park-Ohio Industries Inc. Apparatus for inductively heating valve seats
US4017701A (en) * 1972-02-29 1977-04-12 Illinois Tool Works Inc. Induction heating unit with combined tank circuit and heating coil
CA984009A (en) * 1972-02-29 1976-02-17 Illinois Tool Works Inc. Induction heating unit
BE785415A (fr) * 1972-06-26 1972-12-27 Elphiac Sa Dispositif de chauffage par induction.
FR2315192A1 (fr) * 1975-06-17 1977-01-14 Tocco Stel Convertisseur statique ou onduleur pour appareil de chauffage par induction et appareil de chauffage par induction comportant un tel convertisseur

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1043272A (en) * 1911-02-04 1912-11-05 William E D Stokes Tuning device for wireless telegraphy and telephony.
DE463478C (de) * 1926-01-06 1928-08-03 Int Standard Electric Corp Fremdgesteuerter Roehrensender
US1753182A (en) * 1927-11-28 1930-04-01 Hammarlund Mfg Company Inc Variable coupling device
DE527452C (de) * 1928-02-25 1931-06-18 Hirsch Kupfer Und Messingwerke Verfahren zur Regelung der Bewegung des Metallbades in eisenlosen Induktionsoefen
US2294413A (en) * 1939-04-25 1942-09-01 Raytheon Mfg Co Method of locally heat-treating metal bodies
US2522035A (en) * 1943-08-09 1950-09-12 Hartford Nat Bank & Trust Co Device for controlling the coupling between two inductively coupled circuits
US2551756A (en) * 1944-07-21 1951-05-08 Mittelmann Eugene High-frequency heating method and apparatus

Also Published As

Publication number Publication date
BE508359A (it)
NL78609C (it)
FR1048216A (fr) 1953-12-21
US2662162A (en) 1953-12-08
DE960843C (de) 1957-03-28
CH298303A (de) 1954-04-30

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