IT977357B - Circuito perfezionato di filamento dell oscillatore a valvola per ge neratore di saldatura ad alta frequenza - Google Patents

Circuito perfezionato di filamento dell oscillatore a valvola per ge neratore di saldatura ad alta frequenza

Info

Publication number
IT977357B
IT977357B IT48271/73A IT4827173A IT977357B IT 977357 B IT977357 B IT 977357B IT 48271/73 A IT48271/73 A IT 48271/73A IT 4827173 A IT4827173 A IT 4827173A IT 977357 B IT977357 B IT 977357B
Authority
IT
Italy
Prior art keywords
nerator
high frequency
frequency welding
improved valve
filament circuit
Prior art date
Application number
IT48271/73A
Other languages
English (en)
Italian (it)
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Application granted granted Critical
Publication of IT977357B publication Critical patent/IT977357B/it

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)
IT48271/73A 1972-02-17 1973-02-15 Circuito perfezionato di filamento dell oscillatore a valvola per ge neratore di saldatura ad alta frequenza IT977357B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22717972A 1972-02-17 1972-02-17

Publications (1)

Publication Number Publication Date
IT977357B true IT977357B (it) 1974-09-10

Family

ID=22852079

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48271/73A IT977357B (it) 1972-02-17 1973-02-15 Circuito perfezionato di filamento dell oscillatore a valvola per ge neratore di saldatura ad alta frequenza

Country Status (7)

Country Link
US (1) US3733454A (OSRAM)
AU (1) AU464536B2 (OSRAM)
CA (1) CA976239A (OSRAM)
DE (1) DE2307787C3 (OSRAM)
FR (1) FR2172369B1 (OSRAM)
GB (1) GB1413354A (OSRAM)
IT (1) IT977357B (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600673A (nl) * 1986-03-17 1987-10-16 Philips Nv Generator voor hoogfrequent verhitten, voorzien van een elektronenbuis met meer dan een rooster.
CA2156195C (en) * 1993-12-16 1999-04-13 Shigeru Isoyama Method and apparatus for joining metal pieces
CN109877497B (zh) * 2019-04-18 2020-01-07 燕山大学 一种移动式冷却磁棒焊接erw管的装置及工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1592388A (en) * 1921-01-31 1926-07-13 Westinghouse Electric & Mfg Co Electron-tube system
FR597109A (fr) * 1924-07-31 1925-11-13 Soc Indep Telegraphie Sans Fil Perfectionnements aux amplificateurs thermioniques alimentés en courant alternatif
US1877129A (en) * 1929-07-05 1932-09-13 John Olson Electron discharge device circuit arrangement
US2540275A (en) * 1945-05-10 1951-02-06 Mittelmann Eugene Oscillator
US2554087A (en) * 1947-02-26 1951-05-22 Hartford Nat Bank & Trust Co High-frequency oscillator with a back-coupled electron tube
US2693537A (en) * 1951-02-08 1954-11-02 Westinghouse Electric Corp Automatic overload protection
NL94398C (OSRAM) * 1957-05-02
US3066210A (en) * 1960-02-29 1962-11-27 Gen Electric Power oscillator
US3037105A (en) * 1961-09-25 1962-05-29 American Mach & Foundry Methods and apparatus for the induction welding of tubing
US3131285A (en) * 1962-02-08 1964-04-28 American Mach & Foundry High frequency welding of metal elements of finite length
NL148202B (nl) * 1965-08-28 1975-12-15 Philips Nv Inrichting voor hoogfrequentieverhitting.

Also Published As

Publication number Publication date
FR2172369A1 (OSRAM) 1973-09-28
AU5186673A (en) 1974-08-08
DE2307787A1 (de) 1973-08-23
GB1413354A (en) 1975-11-12
CA976239A (en) 1975-10-14
AU464536B2 (en) 1975-08-28
US3733454A (en) 1973-05-15
DE2307787C3 (de) 1982-12-30
DE2307787B2 (de) 1977-11-17
FR2172369B1 (OSRAM) 1976-11-05

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