EP0378997A3 - Hochfrequenzgenerator für leistungsstarke Verbraucher - Google Patents
Hochfrequenzgenerator für leistungsstarke Verbraucher Download PDFInfo
- Publication number
- EP0378997A3 EP0378997A3 EP19900100122 EP90100122A EP0378997A3 EP 0378997 A3 EP0378997 A3 EP 0378997A3 EP 19900100122 EP19900100122 EP 19900100122 EP 90100122 A EP90100122 A EP 90100122A EP 0378997 A3 EP0378997 A3 EP 0378997A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- grid
- tube
- control grid
- control
- generator
- 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.)
- Withdrawn
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)
- Lasers (AREA)
- Ac-Ac Conversion (AREA)
- Generation Of Surge Voltage And Current (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3900958 | 1989-01-14 | ||
| DE19893900958 DE3900958A1 (de) | 1989-01-14 | 1989-01-14 | Hochfrequenzgenerator fuer leistungsstarke verbraucher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0378997A2 EP0378997A2 (de) | 1990-07-25 |
| EP0378997A3 true EP0378997A3 (de) | 1992-09-02 |
Family
ID=6372077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19900100122 Withdrawn EP0378997A3 (de) | 1989-01-14 | 1990-01-04 | Hochfrequenzgenerator für leistungsstarke Verbraucher |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0378997A3 (enrdf_load_stackoverflow) |
| DE (1) | DE3900958A1 (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8402976B2 (en) | 2008-04-17 | 2013-03-26 | Philip Morris Usa Inc. | Electrically heated smoking system |
| US9439454B2 (en) | 2008-03-14 | 2016-09-13 | Philip Morris Usa Inc. | Electrically heated aerosol generating system and method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5613505A (en) * | 1992-09-11 | 1997-03-25 | Philip Morris Incorporated | Inductive heating systems for smoking articles |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3332036A (en) * | 1964-04-17 | 1967-07-18 | Ohio Crankshaft Co | High frequency electrical power source with pulsating control |
| US3387378A (en) * | 1965-07-02 | 1968-06-11 | Control Systems Corp | Method and apparatus for high frequency treatment of materials |
| US4272737A (en) * | 1979-05-25 | 1981-06-09 | The Marconi Company Limited | Pulse width modulator for amplitude modulation circuit |
| EP0063479A2 (en) * | 1981-04-22 | 1982-10-27 | The Marconi Company Limited | An amplifier for pulse width modulated signals |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1218557B (de) * | 1963-02-08 | 1966-06-08 | Telefunken Patent | Modulationsschaltung zur Anodenspannungs-modulation einer Hochfrequenzsenderendstufe |
| NL8600673A (nl) * | 1986-03-17 | 1987-10-16 | Philips Nv | Generator voor hoogfrequent verhitten, voorzien van een elektronenbuis met meer dan een rooster. |
-
1989
- 1989-01-14 DE DE19893900958 patent/DE3900958A1/de active Granted
-
1990
- 1990-01-04 EP EP19900100122 patent/EP0378997A3/de not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3332036A (en) * | 1964-04-17 | 1967-07-18 | Ohio Crankshaft Co | High frequency electrical power source with pulsating control |
| US3387378A (en) * | 1965-07-02 | 1968-06-11 | Control Systems Corp | Method and apparatus for high frequency treatment of materials |
| US4272737A (en) * | 1979-05-25 | 1981-06-09 | The Marconi Company Limited | Pulse width modulator for amplitude modulation circuit |
| EP0063479A2 (en) * | 1981-04-22 | 1982-10-27 | The Marconi Company Limited | An amplifier for pulse width modulated signals |
Non-Patent Citations (1)
| Title |
|---|
| ELECTRONIQUE Nr. 275, November 1979, Seite 53; '3 ou 30 kw à réglage continu pour chauffage HF' * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9439454B2 (en) | 2008-03-14 | 2016-09-13 | Philip Morris Usa Inc. | Electrically heated aerosol generating system and method |
| US8402976B2 (en) | 2008-04-17 | 2013-03-26 | Philip Morris Usa Inc. | Electrically heated smoking system |
| US8851081B2 (en) | 2008-04-17 | 2014-10-07 | Philip Morris Usa Inc. | Electrically heated smoking system |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0378997A2 (de) | 1990-07-25 |
| DE3900958A1 (de) | 1990-07-26 |
| DE3900958C2 (enrdf_load_stackoverflow) | 1991-01-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE |
|
| 17P | Request for examination filed |
Effective date: 19920828 |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: HIMMELWERK GMBH & CO. HOCH- UND MITTELFREQUENZANLA |
|
| 17Q | First examination report despatched |
Effective date: 19940314 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 19940708 |