EP1947384B1 - Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, insbesondere für Wohneinheiten - Google Patents

Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, insbesondere für Wohneinheiten Download PDF

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Publication number
EP1947384B1
EP1947384B1 EP08300032.3A EP08300032A EP1947384B1 EP 1947384 B1 EP1947384 B1 EP 1947384B1 EP 08300032 A EP08300032 A EP 08300032A EP 1947384 B1 EP1947384 B1 EP 1947384B1
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EP
European Patent Office
Prior art keywords
gas flows
assistance device
shutter
evacuation
mechanical assistance
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Application number
EP08300032.3A
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English (en)
French (fr)
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EP1947384A1 (de
Inventor
Michel Bodin
Guy Urvoy
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Sarl Mvn
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Sarl Mvn
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Priority to EP11154891.3A priority Critical patent/EP2360433B1/de
Publication of EP1947384A1 publication Critical patent/EP1947384A1/de
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Publication of EP1947384B1 publication Critical patent/EP1947384B1/de
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J11/00—Devices for conducting smoke or fumes, e.g. flues 
    • F23J11/02—Devices for conducting smoke or fumes, e.g. flues  for conducting smoke or fumes originating from various locations to the outside, e.g. in locomotive sheds, in garages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J11/00—Devices for conducting smoke or fumes, e.g. flues 
    • F23J11/12—Smoke conduit systems for factories or large buildings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/16—Induction apparatus, e.g. steam jet, acting on combustion products beyond the fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2211/00—Flue gas duct systems
    • F23J2211/20—Common flues for several combustion devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2211/00—Flue gas duct systems
    • F23J2211/30—Chimney or flue associated with building ventilation system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2213/00—Chimneys or flues
    • F23J2213/70—Safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F2007/001—Ventilation with exhausting air ducts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F2007/004—Natural ventilation using convection

Definitions

  • the present invention relates to a mechanical assistance device for the evacuation of gas flow more particularly intended for a habitable assembly.
  • homes are equipped with a ventilation device for discharging stale air including at least one mouth at a room, a ventilation circuit connecting the at least one mouth to a motorized extraction system allowing suck the stale air and drive it back out of the house.
  • a ventilation device for discharging stale air including at least one mouth at a room, a ventilation circuit connecting the at least one mouth to a motorized extraction system allowing suck the stale air and drive it back out of the house.
  • VMC controlled mechanical ventilation.
  • the extraction system must maintain in the ventilation system a depression of the order of or greater than 125 Pa.
  • houses include means evacuation of combustion products (fumes, flue gases, ...) in addition to any ventilation devices.
  • the evacuation of the products of combustion is by natural draft, the warmer products of combustion having a tendency to rise.
  • the building usually includes at least one chimney flue extending from bottom to top into which pipes connect to the heating appliances, the combustion products being pushed back into the flue in which they rise by natural convection.
  • the chimney duct may be of the shunt type and comprise at least one partition extending over substantially the entire height of the chimney duct and the splitter in at least one duct intended for the products of combustion and at least one conduit destined for stale air.
  • the chimney flue can be connected to a VMC-type mechanical extraction system intended to extract, on the one hand, the combustion products and, on the other hand, the stale air.
  • the VMC-type mechanical extraction system operates at a regime identical to that used for the extraction of stale air, namely with a depression of the order of or greater than 125 Pa.
  • a box is attached to the upper end of the flue, said box being divided into two compartments arranged in the extension, one of the duct dedicated to combustion products and the other of the duct dedicated to stale air.
  • Each compartment is connected via a pipe equipped with a damper to the same mechanical extraction system that can suck up and discharge into the atmosphere the combustion products and exhausted air.
  • the compartment for combustion products comprises a shutter grid provided with pivoting shutters capable of occupying a first position in which the gate is closed and a second position in which the gate is open allowing the products to be removed. natural draft combustion.
  • Maneuvering means are provided for pivoting the flaps, said operating means being controlled as soon as a pressure switch placed in the vacuum circuit detects an insufficient depression corresponding to an operating anomaly of the mechanical extraction system.
  • the present invention aims to improve the extraction of combustion products when the device operates in natural draft. According to another object, the invention aims to make the device of the prior art safer and simpler.
  • FIG. 1 and 2 there is shown a building comprising a set of dwellings with different rooms 10.
  • a building comprising a set of dwellings with different rooms 10.
  • stale air is extracted from said rooms through an extraction system 12 generally placed on the roof terrace of the room. 'building.
  • An air flow circuit is provided for connecting the parts to the extraction system 12, said circuit opening into the parts 10 via air vents 14.
  • the ventilation system comprises a substantially vertical chimney duct 16 extending from the bottom to the top of the building, ducts connecting certain rooms 10 to the chimney duct, said ducts opening into the rooms via ducts. air vents 14, a box 18 captianteant the duct substantially sealed, at least one pipe 20 connecting the casing 18 to an extraction system 12.
  • the chimney duct 16 may comprise at least one partition dividing the chimney duct into several vertical ducts 16.1, 16.2 opening in the upper part in the caisson 18 which may or may not be compartmentalized (one compartment for each vertical duct), several conduits 20 (one for each compartment) for connecting said box 18 to the extraction system 12. Balancing registers 22 may be provided at the lines 20 to balance the flow rates between the different branches of the air flow.
  • Several boxes 18 each reported on a chimney can be connected to the same extraction system 12 in order to limit the number and reduce the cost of installation.
  • the building may include a system for extracting stale air and combustion products (fumes, flue gases, ..) generated by appliances 23, including gas-fired heating appliances.
  • a ventilation circuit is provided for substantially sealing the devices 23 to the extraction system 12, that used for the extraction of stale air.
  • the airflow circuit dedicated to the products of combustion comprises at the top part of the venting means, such that a shutter grid 24 with shutters 26, which can occupy two states, a first state, illustrated on the figure 3A , in which the gate is closed corresponding to the forced extraction mode of operation and a second state, illustrated on the figure 3B , in which the gate is open corresponding to the operating mode by natural draft.
  • a shutter grid 24 with shutters 26 which can occupy two states, a first state, illustrated on the figure 3A , in which the gate is closed corresponding to the forced extraction mode of operation and a second state, illustrated on the figure 3B , in which the gate is open corresponding to the operating mode by natural draft.
  • the device for ventilating and discharging the products of combustion comprises at least one shunt-type duct 16 with at least one partition separating said chimney duct into at least one first duct 16.1 intended for stale air and at least one a second conduit 16.2 for the products of combustion.
  • Pipes are provided for connecting certain parts 10 to the first duct 16.1, said ducts opening into the rooms via ventilation openings 14. Pipes are also provided for connecting the appliances 23 generating combustion products to the second duct 16.2 dedicated to the products. of combustion.
  • the flue 16 in particular the first and second ducts, opens into a box 18 provided in the upper part, said box comprising two compartments, a 18.1 dedicated to stale air in which opens the first conduit 16.1, the other 18.2 dedicated combustion products in which the second conduit 16.2. Adequate sealing means are provided between the casing 18 and the flue.
  • the box 18 comprises a partition to split it into two compartments.
  • a pipe 20 is provided for each compartment in order to connect them to the extraction system 12.
  • Balancing dampers 22 are preferably provided at the level of the pipes 20 to balance the flow rates between the different branches of the ventilation circuit.
  • several caissons 18 can be connected to the same extraction system 12.
  • the invention could be applied to a dwelling comprising at least one room to ventilate.
  • the closing gate 24 has a section greater than that of the second conduit 16.2 in order not to generate pressure losses likely to disturb the natural draft. It is arranged in the upper part of the compartment 18.2.
  • the flaps 26 are pivotally mounted along a substantially horizontal axis. They are likely to occupy a first position in which they are contiguous corresponding to the closed state of the grid and a second position in which after pivoting, they are non-contiguous and arranged in a substantially vertical position in order to pass the combustion products. and get a vent and a natural print.
  • all the flaps 26 are connected to a linkage 28 itself connected via a link 30 to a servomotor 32.
  • the output shaft of the servomotor is integral with the box and remains fixed while the pivoting servomotor is connected to the link 30.
  • the servomotor 32 pivots around its shaft (shown by the axis 34) in the clockwise direction to occupy the position illustrated on the figure 3A , corresponding to the closed state of the grid.
  • return means tend to cause the rotation of the servomotor about the axis 34 in the anti-clockwise direction to occupy the position illustrated in FIG. figure 3B corresponding to the open state of the grid.
  • a static extractor 36 can be attached to the top of the compartment 18.2 at the outlet of the closing gate.
  • the aeraulic network dedicated to the products of combustion comprises means 38 for detecting the malfunction of the extraction system 12, illustrated in detail in FIGS. Figures 5 to 7 .
  • these detection means 38 make it possible to measure the speed of the flow (or the flow rate) in the aeration circuit dedicated to the combustion products and to transmit a signal when this speed falls below a predetermined threshold.
  • the speed (or flow) in the aunterlic circuit is a function of the depression generated by the extraction system 12.
  • This trigger threshold is of the order of 2 m / s for a section of the order of 0.08 m 2 .
  • the means 38 for measuring the speed are provided at the pipe 20 in the vicinity of the box, more particularly at the outlet of the box 18.
  • the means 38 for measuring the speed comprise a paddle 40 extending across the pipe 20, in the form of an aluminum disc, supported by a finger 42 connected to a controller 44.
  • the pallet is not necessarily flat and may be curved or comprise several planes.
  • the finger 42 is pivotally mounted along a substantially horizontal axis, perpendicular to the flow and occupies a determined stable position under the effect of the weight of the pallet in the absence of flow (substantially vertical). In the presence of a flow in the pipe 20, the pallet is pushed by this flow and causes the pivoting of the finger / pallet assembly which deviates from the stable position.
  • the pallet could be mounted on a pivot axis substantially horizontal and perpendicular to the flow.
  • the detection means according to the invention simple and reliable, allow to obtain a safe operation of the combustion products evacuation system.
  • the extraction means 12 have an operating regime which makes it possible to maintain a vacuum, measured in the casing 18, between 55 and 95 Pa in order to ensure a satisfactory evacuation of combustion products and stale air.
  • This operating range makes it possible to optimize the operation of the appliances 23 and to reduce the power required for extracting the stale air and thus the energy consumption of the installation.
  • the extraction system 12 makes it possible to maintain a depression measured in the box 18, of the order of 60 to 90 Pa and advantageously of the order of 80 to 85 Pa.
  • the extraction means are in the form of a box in which is disposed a double flat-hearted fan (low pressure difference over a wide range of flow as shown in FIG. figure 8 ).
  • the air circuit dedicated to stale air comprises specific air vents 14, one of which is illustrated in detail on the figure 4 .
  • the vent has a larger passage section and or lower pressure drops for a given flow.
  • aeration vents with low pressure drops are used.
  • An air vent 14 comprises a gate 46, a regulation module 48 preferably self-adjusting, a mouth body 50 and possibly a renovation plate 52.
  • the curves of the aunterlic characteristics of air vents allowing the device of the invention to function are represented on the figure 9 .
  • the curve 54 is representative of a vent provided for a large housing while the curve 56 is representative of a vent provided for a small housing, the intermediate curves being provided for intermediate housing.
  • the airflow circuit dedicated to the combustion products comprises at the top part venting means ensuring operation by natural draft.
  • the venting means comprise at least one duct 58, disposed in the extension of the chimney duct 18.2 dedicated to combustion products, channeling the gas flows in a substantially vertical direction, which can be closed by at least one flap 60 pivoting about an axis 62 extending in a direction perpendicular to the direction of flow of the gas stream.
  • the device of the invention provides a single flap 60 whose dimensions are adapted to those of the duct 58, pivotable along an axis 62 perpendicular to the direction of flow of the gas stream. So, as illustrated on the figure 11 when the device is in the off state corresponding to a forced extraction operation, the flap 60 is arranged to close the duct 58 substantially horizontally.
  • the flap 60 When the device is in the on state corresponding to a natural draft operation, the flap 60 is arranged vertically in the duct so as to let the gas flows.
  • the axis 62 is disposed in the vertical median plane of the duct so that the flap 60 splits the duct 58 into two half conduits 58.1 and 58.2 of identical sections when in the tilted position as shown in FIG. figure 10 .
  • a stop 63 makes it possible to limit the rotation of the shutter 60 about the axis 62 and to immobilize it in a vertical position.
  • a motorization 64 placed in the extension of the axis 62 in a compartment 66 joined to the duct 58, makes it possible to drive the axis 62 in rotation in order to tilt the shutter 60.
  • the flap has a wing profile and comprises, according to the direction of flow of the air, a rounded leading edge 68 and a tapered trailing edge 70, the section of the flap 60 increasing. at the level of the rounding of the leading edge 68 to gradually decrease to the trailing edge 70.
  • the flap has a height H of the order of 270 mm, a rounded at the edge of Attack 68 with a radius of curvature of the order of 5 mm and a maximum thickness e of the order of 10 mm.
  • This shutter profile allows better extraction because it increases the cross section and reduces pressure losses.
  • this shutter profile makes it possible to have in the passing state two ducts 58.1 and 58.2 in the form of a venturi tube making it possible to obtain, at the level of the most important section of the shutter, an increase in the speed of extraction of the gas flow and a decrease of pressure which improves the natural draft.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Architecture (AREA)
  • Ventilation (AREA)
  • Incineration Of Waste (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Regulation And Control Of Combustion (AREA)

Claims (9)

  1. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen mit einem Fluidnetzwerk, das für Verbrennungsprodukte von wenigstens einem in einem Wohnungszimmer angeordneten Gerät (23) vorgesehen ist, und mit Abluftmitteln, die dazu eingerichtet sind, einen ersten, geschlossenen Zustand und einen zweiten, offenen Zustand einzunehmen, um das Entweichen der Verbrennungsprodukte mittels eines natürlichen Zuges zu ermöglichen, wobei die Abluftmittel wenigstens eine Leitung (58) aufweisen, die den Gasfluss kanalisiert und dazu eingerichtet ist, mittels wenigstens einer Klappe (60) geschlossen zu werden, die um eine Achse (62) verschwenkt, die sich in eine Richtung im rechten Winkel zur Flussrichtung des Gasflusses erstreckt, dadurch gekennzeichnet, dass die wenigstens eine Klappe (60) ein Flügelprofil aufweist und eine abgerundete Anströmkante (68) und eine spitz zulaufende Abströmkante (70) aufweist, wobei der Querschnitt der Klappe (60) im Bereich der Verrundung der Anströmkante (68) zunimmt, um sich allmählich bis zur Abströmkante (70) zu verringern, wobei die Klappe in der Durchlassstellung vertikal angeordnet ist.
  2. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach Anspruch 1, dadurch gekennzeichnet, dass die Klappe einen symmetrischen Querschnitt bezüglich einer Medianebene aufweist, die durch die Achse (62) verläuft, wobei die Medianebene vertikal angeordnet ist, wenn sich die Klappe in Durchlassstellung befindet.
  3. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass diese einen Anschlag (63) aufweist, der es ermöglicht, die Drehung der Klappe (60) um die Achse (62) zu begrenzen und diese in einer vertikalen Stellung ruhigzustellen.
  4. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Abluftmittel eine einzelne Klappe (60) aufweisen, die um eine Achse (62) verschwenkt, die in einer vertikalen Medianebene der Leitung (58) angeordnet ist.
  5. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach Anspruch 4, dadurch gekennzeichnet, dass die Klappe eine Abrundung im Bereich der Anströmkante (68) mit einem Krümmungsradius in der Größenordnung von 5 mm und eine maximale Dicke e in der Größenordnung von 10 mm aufweist.
  6. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass diese Erfassungsmittel (38) aufweist, die über Mittel verfügen, um die Flussgeschwindigkeit (oder die Menge) in der für die Verbrennungsprodukte vorgesehenen Abluftanlage zu messen und ein Signal zu übertragen, wenn diese Geschwindigkeit einen vorbestimmten Schwellenwert unterschreitet.
  7. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach Anspruch 6, dadurch gekennzeichnet, dass die Erfassungsmittel (38) eine Platte (40) aufweisen, die sich quer zu einer Leitung der Abluftanlage erstreckt und dazu eingerichtet ist, um eine im Wesentlichen horizontale, im rechten Winkel zum Fluss ausgerichtete Achse zu verschwenken, wobei die Platte dazu eingerichtet ist, unter der Einwirkung ihres eigenen Gewichts bei Abwesenheit eines Flusses eine bestimmte stabile Position und bei Anwesenheit eines Flusses nach einer Drehung eine ausgelenkte Stellung einzunehmen, und Mittel (44) aufweisen, die ein Signal übertragen, wenn die Winkelauslenkung zwischen der stabilen Position und der von der Platte eingenommenen Position unterhalb einer bestimmten Schwelle liegt.
  8. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass diese ein Abzugssystem (12) aufweist, das mit dem für die Verbrennungsprodukte vorgesehenen Fluidnetz verbunden ist und in einer Betriebsart funktioniert, die es gestattet, in der Abluftanlage im Bereich einer unter den Abluftmitteln vorgesehenen Kammer einen Unterdruck zwischen 55 und 95 Pa aufrechtzuerhalten.
  9. Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen nach Anspruch 8, dadurch gekennzeichnet, dass das Abzugssystem (12) in einer Betriebsart funktioniert, die es gestattet, in der Abluftanlage im Bereich einer Kammer, die unter den Abluftmitteln vorgesehen ist, einen Unterdruck zwischen 80 bis 85 Pa aufrechtzuerhalten.
EP08300032.3A 2007-01-19 2008-01-14 Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, insbesondere für Wohneinheiten Active EP1947384B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11154891.3A EP2360433B1 (de) 2007-01-19 2008-01-14 Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, die insbesondere für Wohneinheiten bestimmt sind und Abluftverfahren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0752755A FR2911671B1 (fr) 2007-01-19 2007-01-19 Dispositif d'assistance mecanique pour l'evacuation de flux gazeux plus particulierement destine a un ensemble habitable

Related Child Applications (2)

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EP11154891.3A Division-Into EP2360433B1 (de) 2007-01-19 2008-01-14 Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, die insbesondere für Wohneinheiten bestimmt sind und Abluftverfahren
EP11154891.3A Division EP2360433B1 (de) 2007-01-19 2008-01-14 Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, die insbesondere für Wohneinheiten bestimmt sind und Abluftverfahren

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EP1947384A1 EP1947384A1 (de) 2008-07-23
EP1947384B1 true EP1947384B1 (de) 2017-10-11

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EP11154891.3A Active EP2360433B1 (de) 2007-01-19 2008-01-14 Mechanische Hilfsvorrichtung für die Ableitung von Gasflüssen, die insbesondere für Wohneinheiten bestimmt sind und Abluftverfahren

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FR3007824B1 (fr) * 2013-06-27 2015-09-04 Andre Amphoux Conduit shunt d'evacuation / d'aeration.
FR3066234B1 (fr) * 2017-05-11 2019-11-22 Vti Dispositif d’extraction d’air a basse pression.
FR3129462B1 (fr) * 2021-11-19 2023-12-08 Vti Support de fixation d’une tourelle d’extraction d’un flux de fluide, système d’extraction d’un flux de fluide et procédé de régulation

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FR2785977B1 (fr) * 1998-11-16 2001-05-18 Michel Bodin Dispositif de commande combinee d'evacuation d'air de ventilation et de produits de combustion d'appareils a gaz
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Also Published As

Publication number Publication date
EP2360433A1 (de) 2011-08-24
FR2911671A1 (fr) 2008-07-25
FR2911671B1 (fr) 2010-06-18
EP1947384A1 (de) 2008-07-23
EP2360433B1 (de) 2019-06-05

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