EP0945681A1 - Dispositif de cuisson à gaz - Google Patents

Dispositif de cuisson à gaz Download PDF

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Publication number
EP0945681A1
EP0945681A1 EP99101444A EP99101444A EP0945681A1 EP 0945681 A1 EP0945681 A1 EP 0945681A1 EP 99101444 A EP99101444 A EP 99101444A EP 99101444 A EP99101444 A EP 99101444A EP 0945681 A1 EP0945681 A1 EP 0945681A1
Authority
EP
European Patent Office
Prior art keywords
burner
shaped body
gas
cooking hob
components
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.)
Granted
Application number
EP99101444A
Other languages
German (de)
English (en)
Other versions
EP0945681B1 (fr
Inventor
Martin Taplan
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.)
Schott AG
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
Schott Glaswerke 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.)
Filing date
Publication date
Application filed by Carl Zeiss AG, Schott Glaswerke AG filed Critical Carl Zeiss AG
Publication of EP0945681A1 publication Critical patent/EP0945681A1/fr
Application granted granted Critical
Publication of EP0945681B1 publication Critical patent/EP0945681B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/08—Arrangement or mounting of burners
    • F24C3/085—Arrangement or mounting of burners on ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
    • F23D14/06—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head

Definitions

  • the invention relates to a hob with at least one gas burner and one of these gas burners as a flat, plate-shaped molded body surrounding cooking surface made of glass ceramic or another temperature-resistant Material with a low coefficient of thermal expansion, such as special glasses or ceramics, the cooking surface covering the hob, being components or functional parts of the components each Gas burner in the area of an opening assigned to the respective burner in the molding below, above or in the main plane of the molding are arranged, and wherein the gas burner is carried by the molded body is.
  • Gas stoves with glass ceramic cooktops settle particularly because of the Aesthetics and ease of cleaning of the glass ceramic cooktop, the z. B. can also be used as worktops by. Precisely because of this
  • the purchase motives are the integration of a metallic gas burner in the Design known today is perceived as disadvantageous.
  • the overall appearance of the cooking device and in particular the ease of cleaning in the connection area between the glass ceramic cooktop and the atmospheric one Gas burner is bad.
  • gas burner is often a very complex connection technology required so that the burner is mechanically perfect and liquid-tight is connected to the glass ceramic cooktop.
  • the well-known mounting systems are time consuming and expensive.
  • a burner arrangement is known from European patent EP 0 536 619 B1, known for hobs, in which at least one Gas burner mounted in a support frame and the surrounding area the gas burner or the gas burner by means of a shaped body made of brittle Material, such as glass, glass ceramic or ceramic, is covered, whereby each gas burner through a passage in the brittle Material existing molded body extends over the top, wherein the gas burner (s) from the brittle material Shaped body is or are and between the shaped body and each Gas burner is a permanently flexible connection and sealing device is attached, which for fastening and at the same time liquid sealing the gas burner in the passage of the molded body is a solid and liquid-tight on the edge area of the passage in the molded body and on at least has a connecting surface formed by the gas burner connecting and sealing element, between the gas burner or the gas burners and the support frame securing and holding devices are attached, if the supporting body is removed Approval of limited mobility with regard to restraint and anti-rotation are
  • this type is the one that covers the surrounding surface of the gas burner Provide plate with a much larger opening than would actually be required for the respective gas burner.
  • the one formed by it relatively wide annular gap between the gas burner and the breakthrough edge must be sealed effectively. This sealing is partially successful insufficient and so overcooked food in the joint between the Penetrate the plate and the gas burner. Cleaning these facilities therefore often makes an at least partial disassembly of the arrangement necessary.
  • the PCT application WO 97/00407 describes a stove made of glass ceramic for gas stoves, which has at least one opening for receiving the gas burner and several bulges of the same height, which are distributed around this opening and serve as a carrier for a cooking appliance which can be used with the The burner is to be heated, the bulges being an essential part of the hob itself.
  • This WO 97/00407 is concerned with the changeover of gas stoves with burners with an open flame to a glass ceramic plate, the support grid, the so-called pan support, which is necessary in conventional gas stoves with open gas burners.
  • this object is achieved by distributing several bulges of equal height around an opening for the burner in the glass ceramic plate, and bulges projecting beyond the burner as supports for the cooking appliance, that is to say the pot is formed in one piece in the glass ceramic plate.
  • German patent DE 43 33 334 C2 a plate made of glass ceramic presented as part of a cooking device, with at least one area the one-piece plate deviates from the main plane of the plate, wherein Areas of the one-piece plate from the main plane of the plate under formation of circular truncated cones, spherical segments and / or circular cones, of Prisms, tetrahedra, pyramids and / or their stumps differ (Claim 5).
  • the main level of the one-piece plate can have openings and have mounting openings for the passage of the gas burners.
  • the task of this DE 43 33 334 C2 is a new, functional embodiment to propose a plate made of glass ceramic as a hob, which without large Modification of existing designs can be easily assembled and whose need for additional frame and fastening parts is minimal.
  • the design of a specific burner arrangement for hobs with gas burners is not to be found in DE 43 33 334 C2.
  • the object of the present invention is therefore in a burner arrangement a fully effective seal between the To provide gas burner and the molded body made of glass ceramic and rupture due to tension, the assembly of these Burner arrangement simple and with little expenditure of time, material and Costs should be feasible.
  • Another object of the invention is ease of cleaning and the overall aesthetics compared to the known cooking systems to improve significantly.
  • the shaped body is shaped in the area of the burner in such a way that he carries the burner and / or components of the burner directly or holds and / or forms parts and / or components of the burner itself.
  • the glass ceramic cooktop or a surface made of another temperature-resistant material with a low coefficient of thermal expansion can become part of the burner itself in the burner area and this inevitably leads to the burner being integrated into the cooking appliance.
  • the specific advantages of a glass ceramic can be exploited in particular, since no thermal stresses are induced in the hot burner area compared to the cold cooking area area, which makes such an embodiment possible in the first place.
  • this embodiment according to the invention can be represented in particular with glass ceramic.
  • Traditional cooking appliances with a stainless steel or steel enamel cover do not allow such an embodiment.
  • the shaping of the glass ceramic can take place in a known manner by vacuum forming, hot molding, shaping rolls or sintering.
  • the shaped body in the Area of the burner from its main level forming an open one Circular truncated cone, spherical segment, of an open prism, tetrahedron, or a pyramid, on the opening edge of which the burner rests, and thereby worn or held.
  • the shapes of the molded body can be upwards and / or downwards deviate from its main level below.
  • the shaped body defines a wall, with the formation of an annular bulge, on which the burner then lies directly and the edge of which supports the burner. This creates a space within the bulge with a floor, which forms components or parts of the burner, in particular together with the cover of the burner, the mixing chamber or parts of the mixing chamber of the burner.
  • the shaped body, with the formation of an annular bulge as the wall can also define a space with a plane parallel to the main plane of the shaped body as the floor, which together with the cover of the burner also represents the mixing chamber for swirling gas and air.
  • the one formed in the area of the burner Shaped body in particular made of glass ceramic in its upper, the burner cover facing edge area openings or slots, or both have as burner channels.
  • the openings required for the gas passage can advantageously also be in the form of bores and slots in a separate intermediate ring which is arranged between the burner cover and the molded body.
  • the intermediate ring consists in particular of metal or ceramic.
  • the burner cap can be designed according to the invention so that it forms the pot support at the same time. According to the present invention, it is also particularly advantageous to form the burner cover in particular from glass ceramic, which results in an increase in ease of cleaning and also further improves the overall aesthetic impression.
  • open gas atmospheres can be used as gas burners Burners, but also gas radiation burners, especially with burner mats based on ceramic, non-oxide fiber materials and / or mixed forms of burners can be used.
  • thermocouple monitoring and the spark plug for automatic ignition in the round-symmetrical structure of the burner cannot be achieved for functional reasons
  • a separate configuration, in particular of the glass ceramic is also provided for the accommodation of these additional elements according to the invention, i.e. spark plugs and thermocouples are also in integrated the molded body molded in the area of the burner.
  • spark plugs and thermocouples are also in integrated the molded body molded in the area of the burner. It is particularly advantageous according to the present invention if the shaped body deviates from its main plane in the wider surrounding area of the burner with the formation of closed circular truncated cones, spherical segments and / or circular cones, of closed prisms, tetrahedra, pyramids and / or their trunks, and thus forms pan supports , which are also formed from the plate itself.
  • FIG. 1 shows the cross section through an atmospheric gas burner 1, in which the glass ceramic 2 is part of the burner 1.
  • the glass ceramic 2 is deformed in a round symmetry with an outer collar 3, similar to a volcano, and runs first convex and then concave inwards.
  • a hole 4 is provided in the middle.
  • the inwardly running, here curved shape serves to form a mixing chamber 5 and to swirl the gas-air mixture.
  • the mixing is further supported by a conical widening of the chamber 5 from the inside to the outside, a so-called venturi effect being able to develop.
  • a sleeve 6 is inserted into the middle bore 4, which is supported on the upper collar 7 on the glass ceramic 2.
  • the sleeve 6 then has a thread 9 on the other side with which the nozzle assembly 8 can be screwed.
  • the sleeve 6 is equipped with a thread in the upper region and can then simply be screwed on from above. In this case, the sleeve 6 would already be firmly connected to the nozzle assembly 8. In both cases, however, there is a connection between the nozzle assembly 8 and the mixing chamber 5.
  • the outer collar 3 of the burner 1 is formed with slot-shaped depressions 10. These can be molded in directly during the shaping process or can also be introduced subsequently by drilling or grinding. The gas flows out through these openings 10 in a controlled manner and burns.
  • the cover 11 is a simple molded part without further gas slots or bores 10.
  • the gas bores or slots 10 can of course also be integrated in the cover 11 itself or be accommodated in a separate intermediate ring (not shown here).
  • the burner edge 3 can then be level and without slots 10.
  • the burner cover 11 can be formed from enamelled cast iron, from aluminum, but advantageously according to the invention from the cooking surface material of glass ceramic. In this preferred embodiment, the overall aesthetics and in particular the ease of cleaning of the device is further supported.
  • FIG. 2 shows a burner design that is comparable to FIG. 1 is.
  • the shape of the Glass ceramic cooktop 2 easier. Because here is just a sublime one Bead 3 required.
  • the glass ceramic 2 runs inwards towards the bore 4 at a level 12 between the cooking surface level 2a and the level 3a of the collar 3 flat.
  • the sleeve 6 in the middle is shown in the Example screwed from above.
  • the venturi effect is in this case supports the corresponding shape of the burner cap 11.
  • the gas wells 10 are also housed in the burner cap 11.
  • the material selection for the burner cap 11 can be varied.
  • glass ceramics are used here.
  • FIG. 3 shows a further embodiment in which essentially the burner edge 13 is formed from the glass ceramic 2.
  • the inner burner part 14 is based on a support collar 15 on the end face 16 of the formed Burner edge 13, or also overlaps it (not shown).
  • On the The underside of the burner inner part 14 can be, for example, by a spring element 17 are simply jammed.
  • This spring element 17 can from below are slipped onto the cylindrical torch sleeve 18 and thus produced a sufficient connection between the burner wall via a frictional connection 13a and the burner sleeve 18.
  • Between the glass ceramic 2 and the The burner wall 13a is the different expansion behavior between the glass ceramic 2 and the metallic burner wall 13a Gap provided as compensation space (not shown here). In this In this case, the burner channels 10 are again integrated in the burner cover 11.
  • Figure 4 is comparable to the embodiment of Figure 3, but is in in this case, the end face 16 of the burner wall 13a directly with burner slots 10 executed.
  • the collar 19 of the burner sleeve 18 overlaps in this case the end face 16 of the burner edge 13 then only in partial areas.
  • FIG. 5 shows the integration of a thermocouple for temperature monitoring and a spark plug for automatic ignition.
  • a thermocouple is not possible for functional reasons monitoring the burner and a spark plug for automatic To integrate ignition in the round symmetrical structure of the burner 1 can
  • a separate configuration of the glass ceramic 2 for the These additional elements 20 can be accommodated.
  • the glass ceramic 2 as shown partially further shaped and with a Breakthrough 21 for receiving the thermocouple or the spark plug 20 provided.
  • the elements 20 could, for example, on the top an integrally formed support collar 22 and on the underside be fastened with a tension spring 23.
  • FIG. 6 shows a further design option in comparison with FIG. 5 for receiving a spark plug and a thermocouple 20.
  • the burner edge 13 becomes around the thermocouple or the spark plug 20 led around and thus an integral part of the burner itself.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gas Burners (AREA)
EP99101444A 1998-03-27 1999-01-27 Dispositif de cuisson à gaz Expired - Lifetime EP0945681B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813691 1998-03-27
DE19813691A DE19813691C1 (de) 1998-03-27 1998-03-27 Kochmulde mit einem Gasbrenner

Publications (2)

Publication Number Publication Date
EP0945681A1 true EP0945681A1 (fr) 1999-09-29
EP0945681B1 EP0945681B1 (fr) 2003-10-01

Family

ID=7862644

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99101444A Expired - Lifetime EP0945681B1 (fr) 1998-03-27 1999-01-27 Dispositif de cuisson à gaz

Country Status (5)

Country Link
US (1) US6209534B1 (fr)
EP (1) EP0945681B1 (fr)
JP (1) JP4149075B2 (fr)
AT (1) ATE251291T1 (fr)
DE (2) DE19813691C1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0963957B1 (fr) * 1998-04-16 2004-03-17 Eurokera Fabrication de plaques vitrocéramiques à ouverture(s) au pourtour déformé et plaques vitrocéramiques déformées
WO2015107448A1 (fr) 2014-01-14 2015-07-23 Defendi Italy S.R.L. Brûleur à gaz pour plaque de cuisson
CN107036131A (zh) * 2017-05-26 2017-08-11 杜明月 一种燃气大锅灶

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US6148811A (en) * 1999-03-08 2000-11-21 General Electric Company Combined burner and grate
NZ502170A (en) * 2000-01-06 2002-10-25 Fisher & Paykel Appliances Ltd Gas burner with transparent ceramic glass cap or top
DE10012578C2 (de) * 2000-03-15 2003-10-02 Schott Glas Kochfeld
DE10124013A1 (de) * 2001-05-17 2002-11-21 Isphording Germany Gmbh Brennerkopf eines Gasbrenners
US6537065B1 (en) * 2002-04-04 2003-03-25 Viking Range Corporation Sealed gas burner
WO2003091627A1 (fr) 2002-04-26 2003-11-06 BSH Bosch und Siemens Hausgeräte GmbH Couvercle de bruleur destine a un bruleur a gaz, bruleur a gaz et plaque de cuisson a gaz
US6817355B1 (en) 2003-06-13 2004-11-16 Maytag Corporation Gas burner mounting assembly for a cooking appliance having a ceramic-based cooktop
US20050056268A1 (en) * 2003-09-17 2005-03-17 General Electric Company Gas burner for a cooking appliance
DE10344441A1 (de) * 2003-09-25 2005-05-04 Schott Ag Verfahren zum Herstellen von gewalzten Glas- oder Glaskeramikplatten mit partiell umgeformten Teil-Bereichen
US20050095547A1 (en) * 2003-10-31 2005-05-05 Pottenger John T. Burner assembly and cooktop including same
DE102004008595B4 (de) 2004-02-21 2006-03-23 Schott Ag Verfahren zum Herstellen von umgeformten Glaskeramikteilen und Vorrichtung zum Durchführen des Verfahrens
MY144257A (en) * 2004-10-28 2011-08-29 Electrolux Ab Improved cooking gas burner
US7166944B2 (en) * 2005-02-18 2007-01-23 Visteon Global Technologies, Inc. Cooling plate for alternator rectifier
RU2331019C2 (ru) * 2006-02-13 2008-08-10 Борис Андреевич Адамович Беспламенная газовая горелка для бытовых плит
ITRN20070012A1 (it) * 2007-02-27 2008-08-28 Indesit Company Spa Piano cottura
US7881593B2 (en) 2007-11-16 2011-02-01 Cfom Inc. Gas cooking appliance with removable burners and useable work area
EP2072901B1 (fr) * 2007-12-17 2019-06-05 Candy S.p.A. Table de cuisson domestique à gaz
TR201815138T4 (tr) * 2008-12-12 2018-11-21 Sabaf Spa Ev tipi ocaklar için gaz brülörü.
US10690351B2 (en) * 2009-02-10 2020-06-23 Bsh Home Appliances Corporation Home cooking appliance having a pedestal burner
ES2433104T3 (es) 2010-06-23 2013-12-09 Electrolux Home Products Corporation N.V. Cocina de gas
US20120298826A1 (en) * 2011-05-25 2012-11-29 Evercase Technology Inc. Smartphone holder
ITTO20110078U1 (it) * 2011-07-29 2013-01-30 Indesit Co Spa Bruciatore di gas, in particolare per un apparecchio di cottura per alimenti
US9726371B2 (en) * 2013-05-08 2017-08-08 Whirlpool Corporation Glass and metal burner cap and method of making the same
KR102254657B1 (ko) 2015-01-13 2021-05-21 엘지전자 주식회사 조리기기 및 가스 버너 유닛
ES2875035T3 (es) 2015-11-26 2021-11-08 Electrolux Appliances AB Quemador de gas y placa que comprende un quemador de gas
CN108006649A (zh) * 2017-12-29 2018-05-08 华帝股份有限公司 一种带玻璃的复合结构燃烧器
KR102766391B1 (ko) * 2020-02-06 2025-02-13 삼성전자주식회사 조리기기
US11506643B2 (en) * 2020-05-22 2022-11-22 Rosemount Inc. Flame photometric detector

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AT387647B (de) * 1977-02-09 1989-02-27 Elektra Bregenz Ag Brennergarnitur
WO1991009255A1 (fr) * 1989-12-12 1991-06-27 Robertshaw Controls Company Structure de bruleur et methode de realisation
FR2697320A1 (fr) * 1992-10-22 1994-04-29 Fagor S Coop Ltda Brûleur à gaz extra-plat à système de sécurité destiné particulièrement aux appareils à cuisiner à usage domestique.

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DE4133409C2 (de) * 1991-10-09 1993-10-21 Schott Glaswerke Brenneranordnung
DE4333334C2 (de) * 1993-09-30 1996-10-17 Schott Glaswerke Platte aus Glaskeramik als Bestandteil eines Kochgerätes
DE4442572C1 (de) * 1994-11-30 1995-09-28 Schott Glaswerke Vorrichtung zum Schutz der Ränder von Öffnungen in Formenkörpern aus Glaskeramik, Glas oder Keramik
FR2735562B1 (fr) * 1995-06-19 1997-08-14 Eurokera Plaque de cuisson au gaz en vitroceramique et procede pour sa fabrication

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT387647B (de) * 1977-02-09 1989-02-27 Elektra Bregenz Ag Brennergarnitur
WO1991009255A1 (fr) * 1989-12-12 1991-06-27 Robertshaw Controls Company Structure de bruleur et methode de realisation
FR2697320A1 (fr) * 1992-10-22 1994-04-29 Fagor S Coop Ltda Brûleur à gaz extra-plat à système de sécurité destiné particulièrement aux appareils à cuisiner à usage domestique.

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0963957B1 (fr) * 1998-04-16 2004-03-17 Eurokera Fabrication de plaques vitrocéramiques à ouverture(s) au pourtour déformé et plaques vitrocéramiques déformées
WO2015107448A1 (fr) 2014-01-14 2015-07-23 Defendi Italy S.R.L. Brûleur à gaz pour plaque de cuisson
US9909762B2 (en) 2014-01-14 2018-03-06 Defendi Italy S.R.L. Gas burner for a cooking hob
RU2669887C1 (ru) * 2014-01-14 2018-10-16 Дефенди Итали С.Р.Л. Усовершенствованная газовая горелка для оборудования по приготовлению пищи
CN107036131A (zh) * 2017-05-26 2017-08-11 杜明月 一种燃气大锅灶
CN107036131B (zh) * 2017-05-26 2019-01-11 绍兴市新星厨房设备有限公司 一种燃气大锅灶

Also Published As

Publication number Publication date
DE19813691C1 (de) 1999-06-10
US6209534B1 (en) 2001-04-03
EP0945681B1 (fr) 2003-10-01
JPH11325468A (ja) 1999-11-26
DE59907144D1 (de) 2003-11-06
JP4149075B2 (ja) 2008-09-10
ATE251291T1 (de) 2003-10-15

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