WO2020128013A1 - Hotte aspirante et ensemble cuisine pourvu d'une hotte aspirante - Google Patents

Hotte aspirante et ensemble cuisine pourvu d'une hotte aspirante Download PDF

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Publication number
WO2020128013A1
WO2020128013A1 PCT/EP2019/086748 EP2019086748W WO2020128013A1 WO 2020128013 A1 WO2020128013 A1 WO 2020128013A1 EP 2019086748 W EP2019086748 W EP 2019086748W WO 2020128013 A1 WO2020128013 A1 WO 2020128013A1
Authority
WO
WIPO (PCT)
Prior art keywords
suction
extractor hood
ceiling
fan unit
air
Prior art date
Application number
PCT/EP2019/086748
Other languages
German (de)
English (en)
Inventor
Laetitia ANGELO
Jean-Baptiste BOUVENOT
Aurélien BROUILLON
Denis Cavallucci
Nicolas Chabut
Roland DE GUIO
Philippe DENIER
Sebastien Dubois
Thierry Engel
Sebastien Flesch
Damien Flieller
Stéphane HERFELD
Henri Klein
Laurence MEYLHEUC
Olivier Piccin
Original Assignee
BSH Hausgeräte GmbH
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 BSH Hausgeräte GmbH filed Critical BSH Hausgeräte GmbH
Priority to EP19828769.0A priority Critical patent/EP3899373A1/fr
Priority to CN201980084717.XA priority patent/CN113167482A/zh
Publication of WO2020128013A1 publication Critical patent/WO2020128013A1/fr

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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
    • F24C15/00—Details
    • F24C15/20—Removing cooking fumes
    • F24C15/2042—Devices for removing cooking fumes structurally associated with a cooking range e.g. downdraft

Definitions

  • the present invention relates to an extractor hood and a kitchen arrangement with at least one extractor hood.
  • a disadvantage of this type of extractor hood is that the upward suction flow of the vapors and vapors and the downward air curtain lead to turbulence and thus the detection rate of the vapors and vapors is reduced.
  • an injection ventilation system is described in US 2016 0091211A1, which serves both for the air supply and for the extraction of air.
  • a device is provided above a cooktop, via which air is emitted at the front and is directed towards a suction duct which can be extended behind the cooktop and, in particular, to the suction opening provided in its front.
  • the object of the present invention is therefore to create a solution by means of which the detection rate of vapors and vapors can be increased with a simple structure.
  • the invention relates to an extractor hood for extracting air from a room above a hob, comprising a suction device with at least one suction opening and at least one suction fan, which is arranged below the suction opening.
  • the extractor hood which can also be referred to as an extractor hood device, is characterized in that the extractor hood has a ceiling fan unit which is arranged above the suction device, has at least one fan and at least one air outlet opening in the underside of the ceiling fan unit through which a downward air curtain is output, which delimits the space under the ceiling fan unit on at least three sides.
  • An extractor hood is a device that is used to draw in
  • the extractor hood comprises a suction device and a ceiling fan unit, which can also be referred to as a supply air unit.
  • the suction device preferably has at least one filter element, by means of which the sucked-in vapors and vapors, which are referred to below simply as vapors or as air, are cleaned.
  • the suction device has at least one suction fan, through which air is sucked in via the at least one suction opening.
  • Suction fan is located below the suction opening. As below the
  • Suction opening arranged is called a suction fan, which is arranged at a lower height than the suction opening. In the horizontal direction it can
  • Suction fan can be arranged offset to the suction opening. By arranging the suction fan below the suction opening, air is sucked in downward through the suction opening.
  • the suction opening is preferably horizontal. However, it is also within the scope of the invention that the suction opening is inclined to the horizontal.
  • the suction opening is preferably in the plane of the top of the hob. However, it is also within the scope of the invention that the suction opening is offset up or down to the top of the hob.
  • the suction device can have one or more suction openings. In the following, reference is essentially made to a suction device with a suction opening.
  • the suction opening can be located in the hob or adjacent to it. In particular, the
  • Suction opening can be arranged, for example, behind the hob or in the middle of the hob. It is also within the scope of the invention that two suction openings are provided, each of which extends along a side edge of the hob.
  • the suction opening particularly preferably extends completely along the edges of the hob, that is to say surrounds the hob.
  • the ceiling fan unit of the extractor hood according to the invention has at least one fan and at least one air outlet opening. According to the invention, the ceiling fan unit is arranged above the suction device. The ceiling fan unit is a separate unit from the suction device. However, the ceiling fan unit and the suction device can be according to one
  • Embodiment can be controlled together.
  • the ceiling fan unit is preferably arranged in or on a ceiling above the suction device.
  • the ceiling of the room in which the extractor hood is operated is called the ceiling. The ceiling is therefore
  • the air outlet opening can be a gap in a housing of the ceiling fan unit. But it is also possible that the air outlet opening can be through the bottom of a channel open in the bottom
  • the air outlet opening can also be formed by a slot or a plurality of passages in an air line, which can be a tube.
  • the air outlet opening is arranged in the underside of the suction device.
  • the air outlet opening can be introduced into the underside of a housing.
  • the air line or the channel can be provided on the underside of the housing or project through the underside of the housing.
  • the ceiling fan unit it is also possible for the ceiling fan unit not to have a housing, but rather only a fan which is connected to the duct or the air line on which the air outlet opening lies.
  • the air curtain directed downwards is emitted through the air outlet opening.
  • the air curtain is preferably continuous. For this reason, the
  • Air outlet opening preferably represents a continuous slot or gap.
  • the air curtain delimits the space under the ceiling blower unit on at least three sides.
  • the space under the ceiling fan unit is preferably the space above the hob.
  • the air outlet opening thus preferably extends at least along the width direction in the front area of the underside of the ceiling blower unit and along the depth direction on two lateral areas of the
  • the air outlet opening also extends in the width direction in the rear area of the underside of the ceiling fan unit. In this case, the air outlet opening is also called peripheral
  • Air outlet opening designated. Limiting the space below the ceiling fan unit on three sides is preferred if the hob is in front of one
  • Room wall is arranged.
  • the fourth side of the room below the ceiling fan unit is delimited by the room wall.
  • the ceiling fan unit preferably has a cuboid shape and the underside of the ceiling fan unit is a flat surface.
  • directions as above and below relate to the extractor hood in the assembled state, in which the ceiling fan unit is attached to a hob or on a ceiling.
  • a ceiling fan unit by means of which a downward-facing air curtain is generated, which delimits the space below the ceiling fan unit at least on three sides and preferably completely, that is to say on four sides, and the extractor hood also below the ceilings - Blower unit has a suction device, through which air is sucked down, a number of advantages can be achieved.
  • the vapors and thus the particles contained therein are encapsulated. Escaping to the sides is prevented by the air curtain.
  • the air curtain is directed downwards and the air is also sucked down through the suction opening, the vapor is directed to the suction opening and the suction flow generated by the suction fan. supported by the downward air flow from the ceiling fan unit.
  • the airflow from the ceiling fan unit creates a laminar airflow.
  • This air flow is a unidirectional flow that consists of small air flows that move at the same speed in a parallel direction and produce an air flow without turbulence.
  • This laminar air flow entrains particles in the vicinity of the air flow and thus directed in the direction of the suction opening.
  • the air curtain thus forms a bell or bell over the hob and leads to an improved one
  • the air outlet opening represents a gap in the underside of the ceiling fan unit, which extends at least partially around a central area of the underside.
  • the ceiling fan unit particularly preferably has a housing in which the gap is introduced in the underside.
  • the gap represents a gap that at least partially surrounds a central surface of the underside of the ceiling fan unit.
  • the blower of the ceiling blower unit can be arranged above the middle surface.
  • the size of the central area is preferably larger than the area of a hob arranged below the ceiling fan unit.
  • the gap is introduced into the underside of the ceiling fan unit, preferably spaced apart from the edges of the underside of the ceiling fan unit.
  • the middle surface preferably represents a closed, that is to say air-impermeable, surface.
  • the air outlet opening being a gap in the underside of the ceiling blower unit, which extends at least partially around a central area of the underside, a reliable discharge of the supply air downwards can be ensured.
  • the central surface is a rectangular surface of the underside of the ceiling blower unit and the gap extends along the four edges of the rectangular central surface.
  • the gap preferably represents a continuous gap.
  • a continuous air curtain can be issued via the air outlet opening, which curtain surrounds the space under the ceiling fan unit and thus closes it off. Since the central area around which the gap extends is a rectangular area, the space can be delimited to the sides by means of the air curtain over a hob, which generally also has a rectangular shape.
  • the air outlet opening is formed by an underside of a channel which is open at the bottom.
  • the air outlet opening can be referred to as a gap.
  • the channel preferably has a rectangular shape. The middle surface, which is surrounded by the channel or the gap, is a partial surface of the ceiling in this embodiment.
  • the suction opening of the suction device represents a circumferential gap which extends at least partially around a rectangular central area of the suction device. Preferred meadow, the circumferential gap extends completely around the rectangular central area of the suction device.
  • the suction opening being an at least partially circumferential gap, vapors can be sucked in particularly efficiently.
  • vapors that arise on different cooking zones of a hob can be extracted in the immediate vicinity of the place of origin.
  • the air outlet opening also represents a circumferential gap around a rectangular central area, it is advantageous that the shape of the suction opening is adapted to the shape of the air outlet opening. In this way, a targeted air flow can be set which allows the vapor to be sucked in reliably.
  • the middle area of the suction device represents a receptacle for at least one hob.
  • the middle area can therefore represent, for example, a recess in the suction device into which the hob can be used.
  • the middle area in this embodiment can also represent a trough into which the hob can be accommodated.
  • the middle area can represent, for example, the middle part of the top of a housing of the suction device. Since the hob can be accommodated in the central region around which the suction opening designed as a gap extends, reliable suction to the edges of the hob can be ensured.
  • the suction opening which is formed by a gap, has a maximum width of 5 cm.
  • a narrow suction opening is possible with the extractor hood according to the invention, since the suction via the suction opening is supported by the air curtain which is emitted from the air outlet opening. Due to the narrow suction opening, the size of the ceiling fan unit can also be made smaller.
  • the ceiling fan unit is dimensioned such that the air curtain emitted via the air outlet opening, outside the suction opening, which is preferably provided around the hob, strikes the level of the hob, for example on a worktop. Since the suction gap preferably has a small width, in particular a maximum of 5 cm, the air curtain can hit the hob and the ceiling fan unit can have a smaller size, in particular a smaller width and depth.
  • the central area of the ceiling fan unit delimited by the air outlet opening is larger than the central area of the suction device delimited by the suction opening.
  • the ceiling fan unit and the suction device are preferably arranged in such a way that the air outlet opening lies in a vertical projection downwards at all points outside the suction opening of the suction device.
  • the shape of the air outlet opening particularly preferably corresponds to the shape of the suction opening. In particular, these can each be formed by a gap that describes a rectangle in its longitudinal extent.
  • the central area of the ceiling blower unit is larger than the central area of the suction device and the air outlet opening, which is delimited by the suction opening, and preferably in a vertical projection outside the suction opening, it can be ensured that the suction opening and the air outlet opening do not overlap, and thus a direct one Sucking in air from the air outlet opening into the suction opening can be prevented.
  • Such a direct suction would namely lead to an increased requirement on the fan of the suction device, since this would have to move a larger volume of air than in the case of pure suction of air that is present within the limiting air curtain.
  • the ceiling blower unit is designed in such a way that the blow-out speed of air via the at least one air outlet opening is in the range from 0.5 m / s to 8 m / s, preferably between 2 and 6 m / s.
  • Ausblasgeschwindig speed is the speed that the air has after passing through the air outlet opening.
  • the blow-out speed can be adjusted by the suitable design of the blower of the ceiling blower unit and by the size of the air outlet opening, in particular the width of the gap which preferably forms the air outlet opening. be put.
  • blowing speeds By setting such blowing speeds, on the one hand, the steam is prevented from escaping to the sides. On the other hand, these blowing speeds draw down vapors in the vicinity of the air curtain and thus direct them in the direction of the suction opening. In addition, this blow-out speed is preferably greater than the suction speed with which air is sucked into the suction opening of the suction device. Thus, the formation of the air curtain can be ensured in particular in the form of a bell surrounding.
  • the ceiling fan unit can be integrated into a ceiling.
  • the ceiling fan unit preferably has fastening means on its side walls or on the underside, by means of which the ceiling fan unit can be attached to an opening in the ceiling.
  • This embodiment is particularly preferred, as this means that the ceiling fan unit only protrudes downwards over the ceiling by a small amount or is completely accommodated in the ceiling and only the underside of the ceiling fan unit is flush with the underside of the ceiling. This improves the visual impression of the extractor hood, since the ceiling fan unit is not or only slightly visible to the user.
  • the suction device and in particular the suction opening can also be flush with the surface of a worktop or be offset downwards from it, so that the suction device is hardly visible to the user.
  • the ceiling fan unit can be fastened with the top to a ceiling.
  • the ceiling fan unit can have fastening means on the upper side or on the side walls.
  • the ceiling fan unit is attached to the ceiling in such a way that the top of the ceiling unit is in contact with the ceiling.
  • the ceiling fan unit preferably has a lower height than width and depth.
  • the projection of the ceiling blower unit over the underside of the ceiling is minimized and the visual appearance is thereby improved.
  • the ceiling fan unit has a housing.
  • the air outlet opening of the ceiling fan unit is preferably introduced in the underside of the housing.
  • the blower of the ceiling blower unit can be arranged in the housing of the ceiling blower unit. Alternatively, the blower can be connected to the housing and thus be outside the housing.
  • the fan is preferably in or above the ceiling and is therefore not visible to the user.
  • the suction device has a housing. In the top of the housing, the suction opening of the suction device is introduced.
  • the suction fan can be accommodated in the housing of the suction device or can be connected to this housing.
  • the invention relates to a kitchen arrangement with a hob and at least one extractor hood, which represents an extractor hood according to the invention.
  • the suction device of the extractor hood can have a suction opening which extends along an edge, that is to say an edge of the hob or extends along the center of the width of the hob. Even with these types of Absaugvorrich device by means of the separate ceiling fan unit provided in the fume hood, an air curtain can be reliably formed preferably around the hob, thus shielding the vapors.
  • the suction opening extends at least along three edges, preferably along four edges of the cooktop.
  • the suction opening of the suction device lies in a recess in a worktop of a kitchen cabinet.
  • the recess in the worktop is larger than the dimensions of the hob.
  • a suction opening surrounding the cooking field can be formed.
  • the air outlet opening is in a vertical projection downward outside the suction opening of the suction device.
  • the air outlet opening which preferably likewise has a rectangular shape, lies completely outside the suction opening in the projection.
  • Figure 1 is a schematic perspective view of an embodiment of the
  • Figure 2 is a schematic sectional view of an embodiment of the
  • Figure 3 is a schematic perspective view of another embodiment of the kitchen arrangement according to the invention.
  • Figure 1 is a schematic perspective view of an embodiment of the
  • the kitchen arrangement 4 comprises a hob 2 and an extractor hood 1.
  • the extractor hood 1 consists of a
  • Suction device 1 1 and a ceiling blower unit 10 Of the suction device 1 1, only the suction opening 1 10 is visible in FIG. Of the ceiling blower unit 10, only the underside 104 of the ceiling blower unit 10 with the air outlet opening 100 provided therein is shown in FIG.
  • the suction device 1 1 is placed in a work surface 3. For this purpose, a recess 30 is made in the work surface. il
  • the air outlet opening 100 is a circumferential gap that surrounds the central surface 103.
  • the central surface 103 has a rectangular shape.
  • the air outlet opening 100 thus describes a rectangular shape which surrounds the central surface 103.
  • the suction opening 110 of the suction device 11 extends in the embodiment shown along the four edges of the rectangular hob 2. Die
  • Suction opening 110 runs directly along the edges of the hob 2.
  • the size, in particular the width and depth, of the outer edge of the suction opening 110 is less than the size, in particular width and depth, of the outer edge of the
  • air is discharged downward through the air outlet opening 100.
  • the air is preferably discharged through the entire air outlet opening 100 and thus forms a circumferential air curtain, which can also be referred to as a bell.
  • the air curtain strikes the worktop 3 outside the suction opening 110. Air is sucked down through the suction opening 110.
  • FIG. 2 is a schematic sectional view of an embodiment of the
  • the ceiling fan unit 10 has a housing 102 which has a cuboid shape.
  • the height of the housing 102 is less than its width and depth.
  • a fan 101 is located in the housing 102
  • Air outlet opening 100 introduced.
  • the embodiment shown the
  • Air outlet opening 100 is a gap that is spaced from the outer edges of the housing 102.
  • the air outlet opening 100 is a circumferential opening that surrounds a central surface 103.
  • the central surface 103 has a rectangular shape.
  • the ceiling fan unit 10 is mounted in a ceiling R in the embodiment shown. In particular, the housing 102 of the ceiling fan unit 10 is partially in the
  • Room ceiling R was added and partially protrudes beyond the underside of the room ceiling R downwards. Another type of mounting of the ceiling fan unit 10 is shown with the dashed top line.
  • the blankets Blower unit 10 attached to the underside of the ceiling R and lies with the
  • the ceiling fan unit 10 lies completely in the ceiling R.
  • the bottom 104 of the ceiling fan unit 10 and thus the housing 102 is in this embodiment in the plane of the bottom of the ceiling R.
  • Air is discharged downward from the air outlet opening 100. Since the
  • Air outlet opening 100 represents a gap, the air is output as a continuous air curtain from the air outlet opening 100.
  • the air preferably flows vertically downwards.
  • the air thus hits a worktop 3, which is arranged below the ceiling fan unit 10.
  • a recess 30 is made in the worktop 3.
  • the recess 30 has a rectangular shape.
  • the suction device 11 is arranged in this recess 30. In particular, is shown in the
  • the housing 112 of the suction device 11 is introduced into the recess 30.
  • a suction fan 111 is arranged in the housing 112.
  • the housing 112 has a suction opening 110 in the upper side.
  • the suction opening 110 surrounds a central region 103, in which a receptacle 104 for a hob 2 is formed.
  • the hob 2 is accommodated in the receptacle 104.
  • the suction opening 110 is thus adjacent to the hob 2 and preferably surrounds it on all four edges. Air is sucked down through the suction opening 110 via the suction fan 111. In particular, vapors that arise during cooking on the hob 2 are sucked into the suction opening 110.
  • the width and depth of the central surface 103 of the ceiling fan unit 10 is greater than the width and depth of the housing 112 of the suction device 11.
  • the ceiling fan unit 10 is arranged above the suction device 11 in such a way that the air coming from the air outlet opening 100 of the ceiling blower unit 10, to which the outer edges of the suction device 11 and in particular the suction opening 110 meet offset to the outside.
  • the air which can be referred to as an air curtain, thus strikes the worktop 3 adjacent to the suction opening 110.
  • FIG. 4 A further embodiment of the kitchen arrangement 4 is shown in FIG.
  • the air outlet opening 100 is in the outer edge of the housing 102 the ceiling fan unit 10 introduced.
  • the shape of the central surfaces which is not visible in Figure 3, is an elongated rectangle.
  • the hob 2 which is arranged below the ceiling fan unit 10, has a square shape and is so
  • the suction device 11 is designed such that the suction opening 110 extends along three edges of the hob 2 and is spaced apart from the fourth edge of the hob 2. This one too
  • the air curtain that is discharged from the air outlet opening 100 strikes the suction opening 110 outward.
  • a vessel can be placed next to the cooktop 2 on the part of the worktop 3 which is surrounded by the air curtain L. Through the surrounding air curtain L and the flow, through the air into the
  • Suction opening 110 is sucked in, vapors D, which rise from the vessel or from cooking vessels on the hob 2, are pulled downward. This is indicated in the detailed view in FIG. 3.
  • a solution is thus created by which vapors and in particular particles such as fat and water are encapsulated by an air curtain and can be reliably guided to a suction opening near a hob.
  • the suction device is preferably arranged in the vicinity of the hob or the worktop.
  • the ceiling fan unit is arranged on the ceiling and preferably blows out air in the direction of the hob.
  • the width of the suction opening which can represent a suction gap, is preferably less than 5 mm.
  • an air curtain which is a laminar downward flow, is created that flows in the opposite direction to the enclosed flow, that is, the upward directed fumes.
  • a combined effect of suction and supply of air is used, which limits and guides the vapors from the ceiling fan unit, which can also be called a ceiling system, to the
  • Suction device which can also be called a work surface system. Both the ceiling system and the work surface system are very inconspicuous.
  • the downward air flow is generated by an air outlet opening, which can be provided, for example, on a duct in the ceiling.
  • Air outlet opening is adapted to the outer dimensions of the work surface system.
  • a suction opening which can also be referred to as a suction channel and preferably has a width of less than 5 cm and an undefined length, allows air to be drawn in from the kitchen downwards.
  • the suction channel is combined with the ceiling system, which is directed from the ceiling to the floor or the work surface.
  • the cooking fumes are preferably sucked off through a suction channel near the hob.
  • the flow rate of the air from the air outlet opening is preferably greater than the suction flow with which air is sucked into the suction opening. This ensures that an air bell is generated, which leads to an efficient restriction of smells and small particles.
  • the present invention has the particular advantage that a significant improvement in the detection rate can be achieved even with high ceilings.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

La présente invention concerne une hotte aspirante destinée à aspirer de l'air d'un espace situé au-dessus d'une plaque de cuisson (2), la hotte comprenant un dispositif d'aspiration (11) pourvu d'au moins une ouverture (110) d'aspiration et d'au moins un ventilateur aspirant (111), qui est disposé au-dessous de l'ouverture (110) d'aspiration. La hotte aspirante est caractérisée en ce que la hotte aspirante (1) présente une unité ventilateur de plafond (10), qui est disposée au-dessus du dispositif d'aspiration (11), au moins un ventilateur (101) et au moins une ouverture de sortie d'air (100) dans la face inférieure (104) de l'unité ventilateur de plafond (10) par laquelle un rideau (L) d'air dirigé vers le bas est distribué, lequel délimite l'espace situé sous l'unité ventilateur de plafond (10) sur au moins trois côtés. L'invention concerne en outre un ensemble cuisine (4), qui présente une plaque de cuisson (2) et au moins une hotte aspirante (1).
PCT/EP2019/086748 2018-12-21 2019-12-20 Hotte aspirante et ensemble cuisine pourvu d'une hotte aspirante WO2020128013A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19828769.0A EP3899373A1 (fr) 2018-12-21 2019-12-20 Hotte aspirante et ensemble cuisine pourvu d'une hotte aspirante
CN201980084717.XA CN113167482A (zh) 2018-12-21 2019-12-20 抽油烟机和具有抽油烟机的厨房装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18290144.7 2018-12-21
EP18290144 2018-12-21

Publications (1)

Publication Number Publication Date
WO2020128013A1 true WO2020128013A1 (fr) 2020-06-25

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ID=65003156

Family Applications (1)

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PCT/EP2019/086748 WO2020128013A1 (fr) 2018-12-21 2019-12-20 Hotte aspirante et ensemble cuisine pourvu d'une hotte aspirante

Country Status (3)

Country Link
EP (1) EP3899373A1 (fr)
CN (1) CN113167482A (fr)
WO (1) WO2020128013A1 (fr)

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EP1696180A2 (fr) * 2005-02-25 2006-08-30 Waldner Labor- und Schuleinrichtungen GmbH Dispositif d'aspiration pour un système de cuisson, en particulier une plaque de cuisson ou équivalent
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CN108050563A (zh) * 2018-01-28 2018-05-18 昆山富凌能源利用有限公司 一种与灶具一体设置的吸油烟机

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Publication number Priority date Publication date Assignee Title
JPS58104430A (ja) * 1981-12-15 1983-06-21 Matsushita Electric Ind Co Ltd 加熱調理器の排気装置
DE3304262A1 (de) 1983-02-08 1984-08-09 Hannelore 8400 Regensburg Röhl-Hager Umluft-dunstabzugshaube sowie verfahren zu deren betaetigung
US4483316A (en) * 1983-10-11 1984-11-20 Alco Foodservice Equipment Company Air ventilation system
EP1336801A1 (fr) * 2002-02-15 2003-08-20 NISA Prodotti SA Méthode et dispositif pour séparer un foyer de l'extérieur au moyen d'un rideau d'air
EP1696180A2 (fr) * 2005-02-25 2006-08-30 Waldner Labor- und Schuleinrichtungen GmbH Dispositif d'aspiration pour un système de cuisson, en particulier une plaque de cuisson ou équivalent
FR3012579A1 (fr) * 2013-10-25 2015-05-01 Faucheur Richard Le Hotte soufflante
US20160091211A1 (en) 2014-09-29 2016-03-31 Homecooven Co., Ltd Induction ventilation system for air supply and exhaust

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114110691A (zh) * 2021-11-26 2022-03-01 Tcl空调器(中山)有限公司 一种厨房通风系统及其控制方法
CN114110691B (zh) * 2021-11-26 2023-12-05 Tcl空调器(中山)有限公司 一种厨房通风系统及其控制方法

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