FR1207785A - Four à haute fréquence pour grandes puissances - Google Patents

Four à haute fréquence pour grandes puissances

Info

Publication number: FR1207785A
Authority: FR; France
Prior art keywords: frequency furnace; high frequency; power; high power; furnace
Prior art date: 1957-07-13
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

Other languages

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.)

1957-07-13

Filing date

1958-07-11

Publication date

1960-02-18

1958-07-11 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1960-02-18 Application granted granted Critical

1960-02-18 Publication of FR1207785A publication Critical patent/FR1207785A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
- H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
- H03B7/10—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being gas-discharge or arc-discharge tube
- 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
- 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
- H05B6/06—Control, e.g. of temperature, of power

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Generation Of Surge Voltage And Current (AREA)
Control Of Electrical Variables (AREA)

FR1207785D 1957-07-13 1958-07-11 Four à haute fréquence pour grandes puissances Expired FR1207785A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL359224X		1957-07-13

Publications (1)

Publication Number	Publication Date
FR1207785A true FR1207785A (fr)	1960-02-18

Family

ID=19785337

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR1207784D Expired FR1207784A (fr)	1957-07-13	1958-07-11	Four à haute fréquence pouvant fournir une grande puissance
FR1207785D Expired FR1207785A (fr)	1957-07-13	1958-07-11	Four à haute fréquence pour grandes puissances

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
FR1207784D Expired FR1207784A (fr)	1957-07-13	1958-07-11	Four à haute fréquence pouvant fournir une grande puissance

Country Status (6)

Country	Link
US (2)	US3015783A (fr)
BE (2)	BE569359A (fr)
CH (2)	CH359225A (fr)
FR (2)	FR1207784A (fr)
GB (2)	GB894917A (fr)
NL (1)	NL218928A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3566148A (en) *	1968-02-14	1971-02-23	Westinghouse Electric Corp	Selective phase angle pulse generating circuit
US3673437A (en) *	1970-06-29	1972-06-27	Minnesota Mining & Mfg	Damped sinusoidal current pulse generator and method
US3760279A (en) *	1971-09-16	1973-09-18	United States Steel Corp	Beam current limiting circuit
US3770928A (en) *	1971-12-27	1973-11-06	Gen Electric	Reliable solid state induction cooking appliance with control logic

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2733340A (en) *		1956-01-31		Wave amplitude control high-q load
US2492161A (en) *	1943-06-01	1949-12-27	Int Standard Electric Corp	Means for generating time modulated electrical pulses
US2475063A (en) *	1944-02-24	1949-07-05	Rca Corp	Regulated high-voltage apparatus
US2508321A (en) *	1945-09-05	1950-05-16	Raymond M Wilmotte	Method and means of controlling electronic heating
US2591660A (en) *	1947-11-08	1952-04-01	Radio Television Inst Inc	Stabilized electrical synchronizing system
US2852676A (en) *	1955-02-15	1958-09-16	Ivan L Joy	Voltage train generating device
US2896169A (en) *	1955-10-24	1959-07-21	Gen Electric	Automatic frequency control system with a two-speed frequency sweep

0
- NL NL218928D patent/NL218928A/xx unknown
- BE BE569358D patent/BE569358A/xx unknown
- BE BE569359D patent/BE569359A/xx unknown
1958
- 1958-06-09 US US740717A patent/US3015783A/en not_active Expired - Lifetime
- 1958-06-09 US US740923A patent/US3024427A/en not_active Expired - Lifetime
- 1958-07-10 CH CH359225D patent/CH359225A/de unknown
- 1958-07-10 CH CH359224D patent/CH359224A/de unknown
- 1958-07-11 GB GB22320/58A patent/GB894917A/en not_active Expired
- 1958-07-11 FR FR1207784D patent/FR1207784A/fr not_active Expired
- 1958-07-11 FR FR1207785D patent/FR1207785A/fr not_active Expired
- 1958-07-11 GB GB22321/58A patent/GB843322A/en not_active Expired

Also Published As

Publication number	Publication date
BE569358A (fr)
NL218928A (fr)
FR1207784A (fr)	1960-02-18
US3015783A (en)	1962-01-02
BE569359A (fr)
GB843322A (en)	1960-08-04
CH359225A (de)	1961-12-31
GB894917A (en)	1962-04-26
US3024427A (en)	1962-03-06
CH359224A (de)	1961-12-31

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