EP0369321A3 - Recirculated air ventilator for ranges - Google Patents

Recirculated air ventilator for ranges Download PDF

Info

Publication number: EP0369321A3
Authority: EP; European Patent Office
Prior art keywords: ranges; recirculated air; air ventilator; ventilator; recirculated
Prior art date: 1988-11-12
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.): Granted

Application number

EP19890120760

Other languages

German (de)

Other versions

EP0369321A2 (en

EP0369321B1 (en

Inventor

Reinhold Hopfensperger

Rolf Tungl

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.)

Alcatel Lucent Deutschland AG

Original Assignee

Standard Elektrik Lorenz AG

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.)

1988-11-12

Filing date

1989-11-09

Publication date

1990-12-27

1989-11-09 Application filed by Standard Elektrik Lorenz AG filed Critical Standard Elektrik Lorenz AG

1990-05-23 Publication of EP0369321A2 publication Critical patent/EP0369321A2/en

1990-12-27 Publication of EP0369321A3 publication Critical patent/EP0369321A3/en

1995-03-01 Application granted granted Critical

1995-03-01 Publication of EP0369321B1 publication Critical patent/EP0369321B1/en

2009-11-09 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- H05B6/64—Heating using microwaves
- H05B6/647—Aspects related to microwave heating combined with other heating techniques
- H05B6/6473—Aspects related to microwave heating combined with other heating techniques combined with convection heating
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/32—Arrangements of ducts for hot gases, e.g. in or around baking ovens
- F24C15/322—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation
- 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
- H05B6/64—Heating using microwaves
- H05B6/76—Prevention of microwave leakage, e.g. door sealings

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Constitution Of High-Frequency Heating (AREA)
Electric Ovens (AREA)

EP89120760A 1988-11-12 1989-11-09 Recirculated air ventilator for ranges Expired - Lifetime EP0369321B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3838447A DE3838447A1 (en)	1988-11-12	1988-11-12	VENTILATED BLOWER FOR OVENS
DE3838447		1988-11-12

Publications (3)

Publication Number	Publication Date
EP0369321A2 EP0369321A2 (en)	1990-05-23
EP0369321A3 true EP0369321A3 (en)	1990-12-27
EP0369321B1 EP0369321B1 (en)	1995-03-01

Family

ID=6367073

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP89120760A Expired - Lifetime EP0369321B1 (en)	1988-11-12	1989-11-09	Recirculated air ventilator for ranges

Country Status (3)

Country	Link
US (1)	US4973825A (en)
EP (1)	EP0369321B1 (en)
DE (2)	DE3838447A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3437443B2 (en) *	1997-08-08	2003-08-18	シャープ株式会社	High frequency heating equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3028352A1 (en) *	1980-07-25	1982-02-11	Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart	Microwave oven with flexible microwave-conductive foil gasket - installed between rear wall and flange plate to prevent microwave energy transmission from protrusions at rear
DE3104627A1 (en) *	1980-07-23	1982-11-11	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Microwave heater
DE3810684A1 (en) *	1988-03-29	1989-10-19	Bosch Siemens Hausgeraete	Blower for a forced-air cooker

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4053730A (en) *	1976-05-17	1977-10-11	Litton Systems Inc.	Microwave oven shaft seal
US4211909A (en) *	1978-05-15	1980-07-08	Sanyo Electric Co., Ltd.	Combination microwave and gas oven
US4358653A (en) *	1977-11-25	1982-11-09	Raytheon Company	Combination microwave oven
US4335290A (en) *	1978-01-05	1982-06-15	Raytheon Company	Microwave oven blower radiator
EP0006997B1 (en) *	1978-07-12	1983-01-19	Bosch-Siemens HausgerÀ¤te GmbH	Microwave oven
US4308417A (en) *	1979-06-19	1981-12-29	International Computers Limited	Electrical sealing device
US4485285A (en) *	1983-03-07	1984-11-27	Control Data Corporation	Quarterwave choke for a microwave oven quartz lamp
US4687908A (en) *	1985-12-23	1987-08-18	Parallel Industries, Inc.	Convection blower for conventional electric ovens
US4764651A (en) *	1987-09-23	1988-08-16	Whirlpool Corporation	Grounding of stirrer bushing in a microwave oven

1988
- 1988-11-12 DE DE3838447A patent/DE3838447A1/en not_active Withdrawn
1989
- 1989-06-19 US US07/367,634 patent/US4973825A/en not_active Expired - Lifetime
- 1989-11-09 DE DE58909058T patent/DE58909058D1/en not_active Expired - Fee Related
- 1989-11-09 EP EP89120760A patent/EP0369321B1/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3104627A1 (en) *	1980-07-23	1982-11-11	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Microwave heater
DE3028352A1 (en) *	1980-07-25	1982-02-11	Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart	Microwave oven with flexible microwave-conductive foil gasket - installed between rear wall and flange plate to prevent microwave energy transmission from protrusions at rear
DE3810684A1 (en) *	1988-03-29	1989-10-19	Bosch Siemens Hausgeraete	Blower for a forced-air cooker

Also Published As

Publication number	Publication date
DE3838447A1 (en)	1990-05-17
DE58909058D1 (en)	1995-04-06
EP0369321A2 (en)	1990-05-23
EP0369321B1 (en)	1995-03-01
US4973825A (en)	1990-11-27

Legal Events

Date	Code	Title	Description
1990-04-07	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
1990-05-23	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB IT
1990-11-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-11-28	RHK1	Main classification (correction)	Ipc: F24C 15/32
1990-12-27	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT
1991-08-21	17P	Request for examination filed	Effective date: 19910622
1991-11-06	17Q	First examination report despatched	Effective date: 19910925
1992-11-11	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ALCATEL SEL AKTIENGESELLSCHAFT
1995-01-13	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1995-03-01	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT
1995-04-06	REF	Corresponds to:	Ref document number: 58909058 Country of ref document: DE Date of ref document: 19950406
1995-04-12	GBT	Gb: translation of ep patent filed (gb section 77(6)(a)/1977)	Effective date: 19950314
1995-05-22	ITF	It: translation for a ep patent filed
1995-06-09	ET	Fr: translation filed
1996-01-10	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1996-01-10	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1996-02-21	26N	No opposition filed
1999-03-31	REG	Reference to a national code	Ref country code: GB Ref legal event code: 732E
2000-10-24	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20001024 Year of fee payment: 12
2000-12-21	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20001221 Year of fee payment: 12
2001-11-09	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20011109
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2002-06-26	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20011109
2002-07-02	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20020702
2004-11-12	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20041112 Year of fee payment: 16
2005-11-09	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20051109
2006-07-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20060731
2006-11-03	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST Effective date: 20060731

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