GB635421A - Improvements in or relating to high frequency induction heating apparatus - Google Patents

Improvements in or relating to high frequency induction heating apparatus

Info

Publication number
GB635421A
GB635421A GB9664/48A GB966448A GB635421A GB 635421 A GB635421 A GB 635421A GB 9664/48 A GB9664/48 A GB 9664/48A GB 966448 A GB966448 A GB 966448A GB 635421 A GB635421 A GB 635421A
Authority
GB
United Kingdom
Prior art keywords
core
induction heating
relating
high frequency
heating apparatus
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
GB9664/48A
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.)
JOHN HOWARD RICHARDS
Koninklijke Philips NV
Original Assignee
JOHN HOWARD RICHARDS
Philips Gloeilampenfabrieken NV
Philips Electronics 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
Priority to NL74215D priority Critical patent/NL74215C/xx
Application filed by JOHN HOWARD RICHARDS, Philips Gloeilampenfabrieken NV, Philips Electronics NV filed Critical JOHN HOWARD RICHARDS
Priority to GB9664/48A priority patent/GB635421A/en
Publication of GB635421A publication Critical patent/GB635421A/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
    • H05B6/36—Coil arrangements
    • H05B6/365—Coil arrangements using supplementary conductive or ferromagnetic pieces

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Coils Or Transformers For Communication (AREA)
GB9664/48A 1948-04-06 1948-04-06 Improvements in or relating to high frequency induction heating apparatus Expired GB635421A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL74215D NL74215C (enrdf_load_stackoverflow) 1948-04-06
GB9664/48A GB635421A (en) 1948-04-06 1948-04-06 Improvements in or relating to high frequency induction heating apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB275887X 1948-04-06
GB9664/48A GB635421A (en) 1948-04-06 1948-04-06 Improvements in or relating to high frequency induction heating apparatus
GB984190X 1948-04-06

Publications (1)

Publication Number Publication Date
GB635421A true GB635421A (en) 1950-04-12

Family

ID=27617135

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9664/48A Expired GB635421A (en) 1948-04-06 1948-04-06 Improvements in or relating to high frequency induction heating apparatus

Country Status (2)

Country Link
GB (1) GB635421A (enrdf_load_stackoverflow)
NL (1) NL74215C (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749423A (en) * 1951-08-01 1956-06-05 Hartford Nat Bank & Trust Co Device for high-frequency heating
US2752470A (en) * 1953-06-19 1956-06-26 Westinghouse Electric Corp Heat treatment of metallic workpieces
US2759085A (en) * 1952-08-21 1956-08-14 Hartford Nat Bank & Trust Co Method of heating a workpiece by high-frequency currents
US2777041A (en) * 1953-05-21 1957-01-08 Lindberg Eng Co High frequency heat treating apparatus
DE1009736B (de) * 1954-06-21 1957-06-06 Westinghouse Electric Corp Einrichtung zum induktiven Erwaermen von Vertiefungen, Aushoehlungen und aehnlichen Hohlkoerper-Innenflaechen, insbesondere zum Erhitzen von Ventilsitzen fuer die Haertung
US2805309A (en) * 1954-09-21 1957-09-03 Asea Ab Induction heating
US2830162A (en) * 1954-06-22 1958-04-08 Raytheon Mfg Co Heating method and apparatus
DE1033349B (de) * 1950-11-30 1958-07-03 Delapena & Son Ltd Induktor fuer Hochfrequenzinduktions-erhitzungsvorrichtungen
US3119917A (en) * 1961-01-04 1964-01-28 United States Steel Corp Induction heating device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1033349B (de) * 1950-11-30 1958-07-03 Delapena & Son Ltd Induktor fuer Hochfrequenzinduktions-erhitzungsvorrichtungen
US2749423A (en) * 1951-08-01 1956-06-05 Hartford Nat Bank & Trust Co Device for high-frequency heating
US2759085A (en) * 1952-08-21 1956-08-14 Hartford Nat Bank & Trust Co Method of heating a workpiece by high-frequency currents
US2777041A (en) * 1953-05-21 1957-01-08 Lindberg Eng Co High frequency heat treating apparatus
US2752470A (en) * 1953-06-19 1956-06-26 Westinghouse Electric Corp Heat treatment of metallic workpieces
DE1009736B (de) * 1954-06-21 1957-06-06 Westinghouse Electric Corp Einrichtung zum induktiven Erwaermen von Vertiefungen, Aushoehlungen und aehnlichen Hohlkoerper-Innenflaechen, insbesondere zum Erhitzen von Ventilsitzen fuer die Haertung
US2830162A (en) * 1954-06-22 1958-04-08 Raytheon Mfg Co Heating method and apparatus
US2805309A (en) * 1954-09-21 1957-09-03 Asea Ab Induction heating
US3119917A (en) * 1961-01-04 1964-01-28 United States Steel Corp Induction heating device

Also Published As

Publication number Publication date
NL74215C (enrdf_load_stackoverflow)

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