WO2024033453A1 - Dispositif d'aspiration pour plaque de cuisson et procédé pour faire fonctionner un dispositif d'aspiration pour plaque de cuisson - Google Patents

Dispositif d'aspiration pour plaque de cuisson et procédé pour faire fonctionner un dispositif d'aspiration pour plaque de cuisson Download PDF

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Publication number
WO2024033453A1
WO2024033453A1 PCT/EP2023/072120 EP2023072120W WO2024033453A1 WO 2024033453 A1 WO2024033453 A1 WO 2024033453A1 EP 2023072120 W EP2023072120 W EP 2023072120W WO 2024033453 A1 WO2024033453 A1 WO 2024033453A1
Authority
WO
WIPO (PCT)
Prior art keywords
hob
fan
extractor
housing
filter device
Prior art date
Application number
PCT/EP2023/072120
Other languages
German (de)
English (en)
Inventor
Peter Ahlmer
Original Assignee
3Defacto 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
Priority claimed from DE102022120186.4A external-priority patent/DE102022120186A1/de
Priority claimed from DE102022129567.2A external-priority patent/DE102022129567A1/de
Application filed by 3Defacto Gmbh filed Critical 3Defacto Gmbh
Publication of WO2024033453A1 publication Critical patent/WO2024033453A1/fr

Links

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 a hob extractor and a method for operating a hob extractor.
  • the extractor device can form an assembly unit with the hob.
  • the hobs have at least one recess through which the cooking fumes and vapors are sucked downwards, below the hob, by means of an exhaust air stream.
  • At least one fan generates the exhaust air flow.
  • At least one element for separating or filtering grease and oil particles from the sucked-in exhaust air is arranged in the flow direction of the exhaust air flow between the at least one recess and the at least one fan.
  • a disadvantage compared to extractor hoods is that these extractor devices are louder when operating the at least one fan and have higher energy consumption.
  • the invention is therefore based on the object of providing a hob extractor that works quietly and energy-efficiently.
  • the hob extractor comprises a suction chamber of the at least one fan, which has a depression in which the separating or filtering device is arranged, the depression being designed such that exhaust air flowing out of the separating or filtering device is deflected upwards towards the hob.
  • the hob extractor can therefore be made particularly compact.
  • the depression preferably has a height which corresponds to at least 20% of a total height of the separator or filter device.
  • the height of the depression is in a range between 20% and 60% of the total height of the separator or filter device.
  • the hob extractor has a pressure chamber of at least one fan, which has two outlets.
  • the two outlets allow the at least one fan to convey more air, which leads to a reduction in noise with the same volume flow compared to a smaller cross-sectional area of the outlets.
  • the outlets are preferably located on a common side of the pressure chamber.
  • the outlets are preferably designed as flanges to which another channel element or a circulating air filter can be flanged.
  • the outlets preferably each have a cross-sectional area of at least 100cm 2 , in particular 125cm 2 .
  • the at least one fan and the separating or filtering device are arranged in the housing and wherein the hob extractor is designed to remove vapor rising above the hob through the at least one recess in an exhaust air stream generated by the at least one fan downwards, below the hob.
  • the at least one fan is located decentrally to the separation or filter device and in a transverse view of the housing, the at least one fan and the separation or filter device have a horizontal overlap of 0 to 75%.
  • a hob extractor is provided a hob with at least one recess
  • the hob extractor has a suction chamber of the at least one fan and a pressure chamber of the at least one fan and the suction chamber and/or the pressure chamber surrounds the separation or filter device on at least three sides, preferably on three sides in a plane parallel to the hob surface.
  • the at least one fan can convey more air, which leads to a reduction in noise compared to a smaller amount of air with the same volume flow.
  • the housing generally preferably has a width that is in a range of 500 mm to 1,000 mm.
  • a total height of the housing is preferably in a range of 100 to 250 mm.
  • the housing forms the pressure chamber and suction chamber and these extend over almost the entire surface of the housing.
  • the hob comprises a glass plate, to the underside of which the housing is attached. It is conceivable that the hob forms a cover of the housing of the hob extractor.
  • the hob extractor is preferably designed as an assembly unit. In one embodiment, the hob extractor has a single fan, in particular a radial fan with preferably backward-curved fan blades.
  • a method for operating a previously described hob extractor comprising the following steps: a) Controlling the at least one fan in a normal level to generate a volume flow through the hob extractor, the generated volume flow being in a range from 0 to 650 m 3 /h and the electrical power consumption of the at least one fan being at most 80% of a maximum electrical power consumption is, b) controlling the at least one fan in an intensive level to generate a volume flow through the hob extractor, the generated volume flow being in a range of 700 to 750 m 3 /h.
  • At least one fan with at least one fan impeller preferably a single fan impeller
  • a separation or filter device wherein the at least one fan and the separation or filter device are arranged in the housing, are provided.
  • the at least one fan is a free-running radial fan and the at least one fan impeller has backward-curved blades, with the housing delimiting an intake space and a pressure space of the at least one fan.
  • the separation or filter device is arranged in the suction space and a suction opening of the at least one fan is located in the suction space and decentralized to the separation or filter device.
  • the at least one fan and the separator or filter device has a horizontal coverage of 0 to 75%. This arrangement allows installation space to be created for a larger fan impeller.
  • the housing has a lid, a base and an intermediate base, with the intermediate base delimiting the suction chamber from the pressure chamber.
  • the suction chamber preferably has a depression in which the separator or filter device is arranged.
  • the height of the housing or the extractor device can be kept particularly low, which is advantageous for installation in a kitchen.
  • the lid and the intermediate base delimit the suction space, the lid having an opening and the separating or filtering device being arranged below the opening.
  • the at least one fan is attached to the bottom of the housing.
  • Such an attachment can be designed to be particularly simple. If the at least one fan is possible to be sucked in from below, it is conceivable that the at least one fan is attached to the cover or the intermediate floor of the housing.
  • the housing preferably has two outlets, which is advantageous for acoustics.
  • both pressure chambers preferably have the same height.
  • the intake space of the at least one fan has a constant height outside the depression.
  • the ratio of the height of the suction chamber to the height of the pressure chamber is at most 1.2, in particular at most 0.9. This means that the overall height can be kept particularly low, which is an advantage for installation in a kitchen.
  • the housing preferably has a width that is in a range of 500 mm to 1,000 mm.
  • the housing preferably has a total height that is in a range of 100 to 250 mm.
  • the area of width x depth of the housing in relation to the hob area is at least 0.7 and a maximum of 1.
  • the at least one fan impeller has a fan impeller diameter of at least 175 mm, in particular at least 200 mm.
  • a large fan impeller can generate a significantly higher volume flow than conventionally used radial fans. This improves vapor capture even under extreme cooking conditions.
  • Particular preference is given to using fan impellers with a fan impeller diameter of at least 200 mm in combination with a separation unit in which the exhaust air is cleaned by centrifugal force.
  • a fan axis, around which the fan impeller rotates, is preferably oriented perpendicular to the plane of the bottom of the housing. But it is also conceivable that the fan axis is inclined.
  • the extractor device has a single fan. It is conceivable that the separation or filter device is designed to be rotationally symmetrical and that the exhaust air stream emerging from the separation or filter device flows around it in the intake space by at least 300°.
  • a hob extractor with a hob and at least one previously described extractor device is provided.
  • the hob preferably has at least one recess, the extractor device being designed to draw off vapor rising above the hob through the at least one recess in an exhaust air flow generated by the at least one fan downwards, below the hob.
  • the fan axis of the at least one fan can be aligned vertically or tilted to a hob surface.
  • the exhaust air can be sucked in by the at least one fan from above or below.
  • the hob comprises a glass plate, to the underside of which the housing of the extractor device is attached.
  • the hob forms the lid of the housing of the extractor device.
  • the hob extractor preferably forms an assembly unit which, when fully assembled, can be inserted into a recess in a worktop by a kitchen fitter.
  • a method for operating an extractor device for a hob having at least one fan with at least one fan impeller comprises the following steps: a) Control of the at least one fan in a normal level for generating a volume flow through the extractor device (1) in a range of 0 to 650 m 3 /h, the electrical power consumption of the at least one fan being at most 80% of a maximum electrical power consumption, in particular at most 75% is, b) controlling the at least one fan in an intensive level to generate a volume flow through the extractor device in a range of 700 to 750 m 3 /h.
  • the method can be provided for both the exhaust air mode and the recirculation mode of the extractor device or the hob extractor.
  • the extractor device is preferably designed as described above. Three embodiments of the invention are explained in more detail below with reference to the drawings. Identical or functionally identical components are provided with the same reference numerals in the figures.
  • Fig. 1 a view of a hob extractor with a fan with backward-curved blades
  • Fig. 2 a spatial representation of an intake side of the fan
  • Fig. 3 a longitudinal section through the hob extractor
  • Fig. 4 a spatial view of the pressure side of the fan
  • Fig. 5 a longitudinal section through the fan of the hob extractor
  • Fig. 6 a spatial view of part of a hob extractor with two
  • Fig. 7 a top view of a hob extractor with a fan
  • Fig. 8 a spatial view of the hob extractor of Figure 7,
  • Fig. 9 a longitudinal section through the hob extractor of Figure 7, as well
  • Fig. 10 a spatial view of the pressure side of the fan
  • the hob extractor comprises a hob (not shown), in particular an induction hob, with a recess which preferably forms a central opening. Through the recess, the vapor rising from the hob or from the cooking vessels located on it is directed downwards, below the hob in an exhaust air flow symbolized by the arrows
  • the fan 3 is a free-running radial fan that has a fan impeller 4 with backward-curved blades having.
  • the term “free-running” is understood to mean that the fan 3 does not have its own outer housing.
  • the fan 3 is therefore freely suctioning, freely blowing out and single-flow.
  • the blades are curved in the opposite direction to the direction of rotation. It is also conceivable to use a fan impeller with doubly curved blades . Double-curved blades are additionally curved in the axial direction, i.e. over the height. The curvature can vary in the axial and radial directions.
  • the fan impeller 4 is closed, ie the blades are at least partially covered on the top and bottom.
  • Preferred the fan impeller diameter is at least 175mm, in particular between 200 mm and 250 mm, preferably about 225 mm.
  • the extractor device 1 has a housing 5 in which the fan 3 is placed.
  • the housing 5 is rectangular in cross section with a first long side 50 and a second long side 51 as well as a first transverse side 52 and a second transverse side 53.
  • the housing 5 also has a cover, not shown, which is perpendicular to the sides and a cover, not shown, which is arranged parallel to it shown floor.
  • the housing 5 has a central plane 54 which pierces the long sides 50, 51 in the middle.
  • the housing 5 has a width b in a range of 700 mm to 820 mm and a depth t in a range of 400 mm to 550 mm and a total height h from the lid to the bottom in a range of 150 mm to 200 mm. If you look at the area of width b x depth t, this is in relation to the hob area of at least 0.7 and a maximum of 1.
  • the housing 5 surrounds the fan 3 and a separation unit 6.
  • the separation unit 6 directly adjoins the recess in the flow direction of the exhaust air stream 2.
  • the exhaust air stream 2 is divided into two streams and redirected several times.
  • the separation unit 6 is cuboid and mirror-symmetrical to a central plane and has two opposite outlets 60,61.
  • the two flow channels are formed by metal sheets lying between two side walls 62,63.
  • the two side walls 62,63 are closed and oriented parallel to one another. The deflections ensure that the water drops in the exhaust air flow 2 as well as fat and oil particles pass through Centrifugal force is accelerated outwards, conglomerates and is pressed against the wall of the separation unit 2 and deposited.
  • the housing 5 delimits a suction space 8 of the fan 3, which communicates directly with the suction opening 7 of the fan 3 in terms of flow. Since the fan 3 is freely suctioned, the suction opening 7 is exposed in the suction space 8.
  • the fan 3 itself has no limited suction. The suction is limited by the housing 5. When the fan 3 is operated, there is negative pressure in the suction chamber 8 compared to the air pressure surrounding the extractor device 1.
  • the separation unit 6 lies with its central plane in the middle of the long sides 50, 51 of the housing 5.
  • the central plane of the separation unit 6 is identical to the central plane 54 of the housing 5.
  • the fan 3 is arranged decentrally to the separation unit 6.
  • the fan 3 is arranged on one side of the central plane 54 of the housing 5. It lies completely on one side of the separation unit 6. When viewed from the transverse side, the separation unit 6 partially covers the fan 3.
  • the fan wheel axis lies outside the separation unit 6.
  • the separation unit 6 rests with one of the closed side walls 62 on the inside of the second longitudinal side 51 of the housing 5.
  • the exhaust air that flows from the outlet 60 near the fan is sucked in directly by the fan 3.
  • the other part of the exhaust air flow, which flows from the outlet 61 remote from the fan flows along the closed side wall 63 remote from the housing that is exposed in the intake space 8 Separation unit 6 to the fan 3.
  • the separation unit 6 is therefore flowed around by the exhaust air flow 2 in the intake space 8 from three sides.
  • the housing 5 is shown in detail in Figure 2.
  • the housing 5 has an intermediate floor 9 lying between the lid, not shown, and the floor 55, which is flat and aligned parallel to the lid.
  • the intermediate floor 9 separates the suction chamber 8 from a pressure chamber 10, which is also defined by the housing 5.
  • the intermediate floor 9 has a cutout 11 which forms a shoulder and a depression 12 extending thereon in the suction chamber 8.
  • the depression 12 is defined by the shoulder, the cutout 11 and the bottom 55 of the housing 5.
  • the intake chamber 8 thus has two areas with different heights. The height of the suction chamber 8 is constant in both areas.
  • the separation unit 6 is arranged in the depression 12.
  • the two outlets 60, 61 of the separation unit 6 are thus located in the transverse direction of the housing below the suction opening 7 of the fan 3.
  • the depression 12 is rectangular in cross section except for a bevel at the corner near the fan.
  • the depression 12 is dimensioned such that the separation unit 6 rests on the shoulder with the closed side wall 63 near the fan.
  • the depression 12 is formed in such a way that the exhaust air from the two outlets 60, 61 of the separation unit 6 is guided upwards towards the cover of the housing and thus to the higher suction opening 7 of the fan 3.
  • the pressure chamber 10 is formed, in which there is excess pressure compared to the air pressure surrounding the extractor device when the fan 3 is operated.
  • the pressure chamber 10 has two outlets 15.
  • the outlets 15 have an opening with a connecting flange.
  • a first outlet 15 is arranged in plan view on the side near the fan, next to the depression 12.
  • the first outlet 15 is located in the transverse direction at the level of the depression 12 and at the level of the fan wheel 4.
  • a second outlet 15 is located on the side of the depression 12 opposite the central plane of the housing.
  • the second outlet 15 is also located in the transverse direction at the level of the depression 12 and at the level of the fan wheel 4.
  • the two outlets 15 each have a flow cross section of at least 120cm 2 up to 300cm2 .
  • the outflow behavior is optimized due to the overall cross-section available, which has an additional positive influence on the energy efficiency and acoustics of the extractor device 1.
  • FIG 4 shows in detail the exhaust air flow 2 in the pressure chamber 10.
  • the fan 3 is designed to blow freely.
  • the exhaust air flow 2 on the pressure side, as on the suction side, is only guided through the housing 5 of the extractor device 1.
  • the pressure chamber 10 is essentially U-shaped, with the separation unit, not shown, being arranged between the two legs.
  • the fan 3 sits in the bend area between one leg and a transition area connecting the two legs.
  • the exhaust air is thus divided into two air streams, which are at an angle of approximately 90° to each other starting from the fan wheel axis.
  • the exhaust air in one exhaust air stream reaches the outlet 15 directly, without deflection.
  • the exhaust air in the second exhaust air stream is deflected by 90 ° to the second outlet 15. Deflections are flanged to the two outlets 15, which deflect the exhaust air downwards by 90°.
  • Odor filters can be connected to the deflections for recirculating air operation, or additional duct elements for air flow.
  • FIG. 1 A longitudinal section through the fan 3 is shown in FIG.
  • the total height h of the schematically shown housing 5 is 170 mm.
  • the housing 5 is therefore particularly compact, which is very user-friendly since the space below the hob extractor is available, for example, for kitchen cupboards.
  • the position of the intermediate level 9 is chosen such that there is sufficient cross-sectional area for the exhaust air flow on both the suction and pressure sides.
  • the ratio of the height FIA of the suction chamber 8 to the height ho of the pressure chamber 10 is a maximum of 1.2, preferably a maximum of 1.0.
  • the housing 5 is attached to the underside of the hob, in particular to the underside of the glass plate of the hob, for example by means of fasteners 16 which are glued to the underside of the glass plate and to which the housing 8 is screwed.
  • FIG. 6 shows an exemplary embodiment with two free-running radial fans 3 with backward-curved blades.
  • the housing 5 forms a suction chamber 8 and a pressure chamber for the fans 3.
  • the two fans 3 are each arranged decentrally to the separating device 6, the separating device 6 being located in the area of the central plane of the housing 5 and the two fans 3 each being placed on one side of the central plane and symmetrically to it.
  • the exhaust air now flows directly to the respective fan 3.
  • the separation unit 6 is not flowed around by the exhaust air on the closed side walls.
  • Each fan 3 has a pressure chamber, with both pressure chambers being separate areas. In both pressure chambers, the exhaust air flows essentially parallel to the transverse sides of the housing 5.
  • Each pressure chamber has an outlet 15.
  • the operating range or the volume flows in the normal levels of the extractor hood are in a range from 0 to 650 m 3 /h.
  • the electrical power consumption can be reduced in a range of 20 to 50% compared to a conventional forward-curved fan impeller, which is arranged in a worm housing.
  • the high efficiency means that the at least one fan can be operated at lower speeds, especially in the normal settings, and thus the acoustic behavior is improved both physically (dB(A)) and psychoacoustically (perception).
  • FIGS 7 to 10 show a hob extractor 1 with a single fan 30.
  • the individual concepts developed independently of one another are described, each of which contributes to the hob extractor being able to convey more exhaust air than conventional systems and the fan running significantly more quietly has a positive effect on the physical volume and psychoacoustic perception of the hob extractor.
  • the fan 30 can be a free-running radial fan with backward-curved blades. However, it is also conceivable to use, for example, radial fans with a screw geometry. A single fan is shown here purely as an example. However, it is also conceivable to use two fans.
  • a housing 5 forms a suction chamber 8.
  • the suction chamber 8 fluidly connects the separating or filtering device shown here as the previously described separating unit 6 with the fan 30.
  • the suction chamber 8 has a depression 12 in which the separating unit is arranged.
  • the height of the housing or the extractor device can be kept particularly low, which is advantageous for installation in a kitchen.
  • the exhaust air flows through an opening 13 in a hob 14 into the separation unit 6. Since the separation or filter device is placed in the depression 12, the air emerging from the separation or filter device is deflected upwards towards the hob and from there reaches a suction opening 7 of the fan 30.
  • the suction opening 7 is therefore preferably higher in the vertical direction to the hob surface than the underside of the separating or filter device, in particular also the air outlets 60, 61 of the separating unit 6.
  • the depression 12 preferably has vertical (to the hob surface) side surfaces 120, which, when using a separation unit 6, serve as additional surfaces for separating fat particles that remain in the exhaust air.
  • the depression 12 can be cleaned particularly easily by an operator through the opening in the hob 14.
  • the sink 12 also serves to collect liquid that has penetrated into the opening 13 in the hob. The use of an additional insert can therefore be dispensed with.
  • the depression 12 limits the pressure chamber 10 of the fan 30, whereby additional elements can be saved.
  • the depression 12 preferably has a height that corresponds to at least 20% of a total height of the separation or filter device.
  • the value of the height of the depression is particularly preferably in a range between 20% and 60% of the total height of the separation or filter device.
  • the sink 12 preferably has a cross section that is adapted to the shape of the separating or filtering device 6 in such a way that the separating or filtering device 6 rests on the sides of the sink 12 on the closed sides.
  • the depression can be quadrangular or polygonal in cross section.
  • the depression is preferably located in the suction space in such a way that it covers the opening in the hob when viewed from above.
  • the fan 30 is preferably arranged in a top view decentralized to the separation unit in such a way that the exhaust air emerging from the separation unit from the outlet remote from the fan flows around the separation unit on a closed side 63.
  • the suction chamber 8 surrounds the separation unit 6, which is designed with a rectangular cross section, on three sides. The separation unit 6 is thus flowed around on three sides, preferably vertical to the hob surface. This results in the maximum available cross section Air ducting is used, which leads to lower pressure losses.
  • the fan 30 can therefore run more quietly and promote a larger volume flow.
  • the pressure chamber 10 extends around the depression 12 and is preferably almost identical in cross-sectional area to the difference between the suction chamber 8 and the depression 12. Then the installation space of the housing 5 is optimally utilized.
  • the pressure chamber 10 has two outlets 15.
  • the fan 30 is connected to the pressure chamber 10, which has a larger cross section than the outlet of the fan 30.
  • the pressure chamber defines the air flow of the exhaust air to the two outlets 15.
  • These outlets 15 preferably have a flange so that circulating air filters can be attached to them directly or indirectly via other components.
  • the outlets are preferably standardized outlets, each of which has a cross-sectional area of at least 100cm 2 , in particular 125cm 2 .
  • This design also has the advantage that the cross section in the pressure chamber of the fan can be significantly increased and more air can be conveyed.
  • the two outlets are preferably located on a common side of the pressure chamber, which can face away from a kitchen front when the hob extractor is installed.

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  • 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)

Abstract

L'invention concerne un dispositif d'aspiration pour plaque de cuisson (1) comportant une plaque de cuisson (14), dotée d'au moins un évidement (13), un boîtier (5), au moins une soufflante (3, 30), dotée d'au moins un rotor de soufflante (4), et un dispositif de séparation ou de filtration (6), ladite au moins une soufflante (3, 30) et le dispositif de séparation ou de filtration (6) étant disposés dans le boîtier (5), et le dispositif d'aspiration pour plaque de cuisson (1) étant conçu de manière à extraire vers le bas, en dessous de la plaque de cuisson (14), les vapeurs de cuisson s'élevant au-dessus de la plaque de cuisson (14), à travers ledit au moins un évidement (13) dans un flux d'air sortant (2) généré par ladite au moins une soufflante (3, 30), le dispositif d'aspiration pour plaque de cuisson comprenant une chambre d'aspiration (8), de ladite au moins une soufflante (3, 30), qui présente un creux (12) dans lequel est disposé le dispositif de séparation ou de filtration (6), le creux (12) étant conçu de telle sorte qu'un air sortant s'écoulant hors du dispositif de séparation ou de filtration (6) est dévié vers le haut en direction de la plaque de cuisson (14).
PCT/EP2023/072120 2022-08-10 2023-08-09 Dispositif d'aspiration pour plaque de cuisson et procédé pour faire fonctionner un dispositif d'aspiration pour plaque de cuisson WO2024033453A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102022120186.4A DE102022120186A1 (de) 2022-08-10 2022-08-10 Dunstabzugsvorrichtung, Kochfeldabzug und Verfahren zum Betreiben einer Dunstabzugsvorrichtung
DE102022120186.4 2022-08-10
DE102022129567.2 2022-11-09
DE102022129567.2A DE102022129567A1 (de) 2022-08-10 2022-11-09 Kochfeldabzug und Verfahren zum Betreiben eines Kochfeldabzugs

Publications (1)

Publication Number Publication Date
WO2024033453A1 true WO2024033453A1 (fr) 2024-02-15

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PCT/EP2023/072120 WO2024033453A1 (fr) 2022-08-10 2023-08-09 Dispositif d'aspiration pour plaque de cuisson et procédé pour faire fonctionner un dispositif d'aspiration pour plaque de cuisson

Country Status (1)

Country Link
WO (1) WO2024033453A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3061843A1 (fr) * 2017-01-19 2018-07-20 Gerard Maingueneau Table equipee d'un dispositif de cuisson et d'un systeme d'aspiration
EP3457033A1 (fr) * 2017-09-14 2019-03-20 Berbel Ablufttechnik Gmbh Dispositif aspirante destinée à aspirer l'air d'évacuation produit sur une plaque de cuisson en vertical en dessous d'une direction orientée vers le plan de plaque de cuisson

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3061843A1 (fr) * 2017-01-19 2018-07-20 Gerard Maingueneau Table equipee d'un dispositif de cuisson et d'un systeme d'aspiration
EP3457033A1 (fr) * 2017-09-14 2019-03-20 Berbel Ablufttechnik Gmbh Dispositif aspirante destinée à aspirer l'air d'évacuation produit sur une plaque de cuisson en vertical en dessous d'une direction orientée vers le plan de plaque de cuisson

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
BORA.COM: "Operating and installation instructions PURU/PURA", 11 March 2019 (2019-03-11), pages 1 - 52, XP055920366, Retrieved from the Internet <URL:https://www.bora.com/fileadmin/downloads/220_manual_en_gb11380.pdf> [retrieved on 20220511] *

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