EP3241951A1 - Sturzbereich - Google Patents

Sturzbereich Download PDF

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Publication number
EP3241951A1
EP3241951A1 EP17169107.4A EP17169107A EP3241951A1 EP 3241951 A1 EP3241951 A1 EP 3241951A1 EP 17169107 A EP17169107 A EP 17169107A EP 3241951 A1 EP3241951 A1 EP 3241951A1
Authority
EP
European Patent Office
Prior art keywords
tubular
downstream
section
helical threads
fall
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
EP17169107.4A
Other languages
English (en)
French (fr)
Other versions
EP3241951B1 (de
Inventor
Marc Buitenhuis
François Douet
Jean-Luc Gauthier
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.)
Raccords et Plastiques Nicoll SA
Original Assignee
Raccords et Plastiques Nicoll SA
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 Raccords et Plastiques Nicoll SA filed Critical Raccords et Plastiques Nicoll SA
Publication of EP3241951A1 publication Critical patent/EP3241951A1/de
Application granted granted Critical
Publication of EP3241951B1 publication Critical patent/EP3241951B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/122—Pipe-line systems for waste water in building
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C2001/1206—Pipes with specific features for influencing flow characteristics
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C2201/00—Details, devices or methods not otherwise provided for
    • E03C2201/60—Reducing noise in plumbing systems

Definitions

  • the invention generally relates to pipes or drops for liquids with multiple arrivals, substantially in so-called "bi-phasic" applications and in particular water pipes such as sanitary falls in the building.
  • a fall is a vertical evacuation that serves one or more floors of the dwelling.
  • the fall usually opens on the roof, which allows to ventilate the pipe and facilitate the flow of effluents.
  • the lower part it ends with a fairly steep section that leads to either a collective sanitation network (mains drainage) or an individual sanitation system.
  • a solution has been provided by proposing an aerator connection, which eliminates the need for a secondary pipe for ventilation.
  • the fitting or breeches of deflection presents a connecting portion opening into the main chute, and a baffle or main fall deflection, deflecting the main flow of the fall, at the connecting portion.
  • the connecting part and the baffle meet in the main chute, downstream of the connection.
  • the baffle portion is in a curved shape.
  • the document EP 2,447,424 also proposes an aerator connection in which the geometry of the baffle portion is modified.
  • the document EP 2,447,424 provides a pipe branch part, comprising an upper drop pipe section, a deflection section connecting to the upper fall pipe section, and a lower fall pipe section connecting to the deflection section having a outlet opening, as well as at least one filler section in the area of the deflection section.
  • the deflection section includes a first deflection domain, deflecting the wastewater with respect to the falling direction, and a second deflection domain disposed downstream seen in a falling direction with respect to the first deflection domain.
  • the second deviation range is inclined at an angle in the range of 2 to 12 °, with respect to the direction of fall, and at an angle in the range of 30 ° to 50 ° with respect to the direction of the deviated wastewater by the first deflection domain (8).
  • the baffle section forms a spiral portion at the deflection, the spiral starting upstream of the connecting portion and opening downstream of the connecting portion in the main chute, thereby creating a hydraulic speed component promoting a vortex flow to improve the flow downstream of the fitting.
  • Such a geometry is not easily reproducible especially for the assembly of the fall during assembly, and also has an undesired size.
  • An object of the present invention is to improve the falling flow characteristics.
  • Another object of the present invention is to obtain a compact hydraulic drop.
  • the invention proposes according to a first aspect a drop section for a flow of liquid or fluids, in particular water in a flow direction of chute, comprising an upstream tubular downcomer, a downstream tubular downcomer, a deflection section between the downstream tubular downcomer and the downstream tubular downcomer, a connection with a flowcap element opening into the downcomer, the downstream tubular downcomer, the downstream tubular downcomer, the downstream tubular downcomer and the flowmember are substantially aligned in the downflow direction, the chute section being characterized in that at least one of the upstream falling tubular element, the downstream tubular downcomer, and the off-axis section, in particular a tubular element thereof, comprises an inner surface provided with first helical threads.
  • the invention is mainly related to so-called bi-phasic applications.
  • a fluid or liquid must pass through the drop element without creating liquid plugs.
  • the maintenance of a column of air is possible during the deviation by providing only helical threads on one or more of the cylindrical portions.
  • the upstream fall tubular member, the downstream fall tubular member, and the flow lead member and the offset section are substantially aligned in a plane parallel to the fall flow direction.
  • the upstream downstream tubular element and the downstream downstream tubular element will be placed in registry relative to each other.
  • the deflection section includes a first deflection portion in the extension of the downstream tubular downcomer relative to the tubular element of upstream fall, a second deviation part in the extension of the first deviation part is substantially parallel to the direction of flow of fall, and a third part of deviation downstream of the second part of deviation and opening into the downstream tubular downstream element.
  • the elements constituting the entire fall section may be largely standardized elements for such applications.
  • the primary adaptation being helical threads on the inner surface, preferably with an inclination of the turns of about 15 ° to 30 ° and preferably with lengths sufficient to create or maintain a column of air - lengths that will be adapted case by case to because of the flow velocities and volumes as well as the diameters invoked.
  • the second deviation portion comprises an inner surface provided with second helical threads, in particular the second deflection portion being cylindrical.
  • the flow coupling member has an inner surface with third helical threads.
  • the third deflection portion forms an angle with the connector element in the range of 20 to 40 °, in particular 30 °.
  • the first deflection portion forms an angle with the upstream fall tubular member in the range of 30 to 60 °, in particular 45 °.
  • the first deviation portion forms an angle with the third deviation portion greater than 90 °, particularly with respective different angles with respect to the tubular elements resulting in asymmetric deviation.
  • the first deflection portion forms a first angle with the upstream fall tubular member and the third deflection portion forms a second angle different from the first angle with the downstream fall tubular member, resulting in an asymmetric offset.
  • the flow coupling member has an inner surface with third helical threads.
  • At least two of the first helical threads, the second helical threads and the third helical threads have the same thread pitch and / or the same thread orientation. In doing so, the continuity of the optimization is possible and, at the same time, it is conceivable to adapt the pitch and the orientation for an adaptation to the deviations.
  • At least two of the first helical threads, the second helical threads and the third helical threads have the same spacing between threads.
  • At least a portion of the helical threads have an inclination with respect to a direction of the tubular element provided with said helical threads of about 20 °, in particular forming an angle of less than 30 ° with the angles present in the deviation from the vertical.
  • the connector is an aerator connector with a pressure balancing connector element opening into the deflection section.
  • a connecting element is formed by an air intake valve and that in any case such an element remains purely optional knowing that the air column persists in the deviation and, therefore, overpressure should not occur under any circumstances.
  • a chute comprising one or more drop section (s) according to the first aspect or according to a preferred embodiment as defined in the present application.
  • the figure 1 illustrates a drop section 1 according to an embodiment of the present invention.
  • the chute section 1 is shown for the flow of effluents in a drop flow direction.
  • the fall flow direction is substantially vertical for a fall, as implemented on a construction site.
  • the chute section 1 comprises an upstream tubular downstream element 10, a downstream tubular downstream element 15, a deflection section 20 between the upstream tubular downstream element and the downstream tubular downstream element, and a connection 30 for the downstream tubular element. connection or the secondary drain connection on the chute section.
  • the coupling 30 is of the aerator coupling type, with a venting connection element and / or pressure balancer 34 and a flow coupling element 38.
  • the flow coupling element 38 opens into the tubular element of downstream fall 15, for the connection of secondary effluents in the main chute.
  • the pressure balancer connection element opens into the outflow section 20, to balance the pressure in the outflow section 20 and in the flow connection element 38.
  • the upstream fall tubular member 10, the downstream tubular downstream member 15 are substantially aligned in the falling flow direction. Furthermore, the upstream tubular downstream element 10, the downstream tubular downstream element 15 and the outflow section 20 are substantially in the same plane, which parallel to the direction of fall flow.
  • the deflection section 20 forms a baffle for diverting the flow coming from the chute at the fitting 30.
  • the deflection section comprises a first deflection portion 22 in the extension of the tubular upstream falling element 10 and inclined relative to the tubular upstream fall element 10, a second deviation portion 24 in the extension of the first deviation portion 22 and substantially parallel to the direction of flow of fall, and a third deviation portion 26 downstream of the second part deviation 24 and opening into the downstream tubular downstream element 15.
  • the third deflection portion 26 forms an angle with the second fitting portion 38 in the range of 20 to 40 °, in particular 30 °.
  • the tubular upstream fall element 10 comprises an upstream inner drop face 60 provided with first helical threads 61.
  • the first helical threads 61 serve to put the effluents in rotation, which plates them against the inner surface 60, and allows the formation of a column of air in the center of the pipe.
  • the first helical threads thus break the water piston which tends to form.
  • the first helical threads 61 serve to initiate a vortex for the effluents for the passage in the deflection section, that is to say that the inner surface of the upstream tubular element 10 ensures a good flow at the branching zone of secondary effluents to be connected to the main pipe via the connection 30, for example at each level of a building
  • the first helical threads slow down the flow of water upstream of the deflection, and thus contribute to the hydraulic characteristics of the system. This makes it possible to favor the fluidic and hydraulic behavior, by leaving the free fall trajectory of the effluents. Hydraulically, a vortex is thus created with an internal column of air that is also present inside the deviation since the slowdowns induced by these are initiated or accompanied by the slowing down and the introduction of a spiral speed component. helical threads. This results in an improvement and an option of adaptation of the water flow to arrive at an optimization of the management of the bi-phasic mixture air-water in the deviation making it possible to ensure a circulation of air between the upstream and the downstream of said drop section.
  • the figure 2 represents a fall section 201 according to another embodiment of the invention.
  • the embodiment of the figure 2 differs essentially from the embodiment of the figure 1 by the presence of helical threads of deflection in the section of deviation.
  • the identical elements between the figure 1 and the figure 2 have the same reference number and are not described again.
  • the deflection section 220 comprises a first deflection portion 222 in the extension of the upstream tubular fall element 10 and inclined relative to the tubular upstream fall element 10, a second deviation portion 224 in the extension of the first deflection portion 222 and substantially parallel to the flow direction of falling, and a third deviation portion 226 downstream of the second deviation portion 224 and opening into the downstream tubular downstream element 15.
  • the second deviation portion 224 has an inner surface provided with second helical threads 261 deviation.
  • the upstream fall tubular member 10 and the second off-axis portion 224 each have an inner surface with helical threads.
  • the present invention provides to use a drop section in which the vortex effect is created by the internal surfaces of the elements.
  • second helical threads 261 in the deflection section 20 in addition to the first helical threads 61, continuity of the thus-formed vortex is provided, which improves flow and hydraulic and acoustic performance.
  • the first helical threads 61 and the second helical threads 261 have the same thread pitch and the same thread orientation, and / or the same spacing between threads, to ensure vortex continuity.
  • the nets are continuous.
  • the figure 3 represents a fall section 301 according to another embodiment of the invention.
  • the embodiment of the figure 3 differs essentially from the embodiments of the figures 1 and 2 by the presence of helical threads of deflection in the connecting element.
  • the identical elements between the figure 1 and the figure 3 have the same reference number and are not described again.
  • the chute section 301 comprises a coupling 300, of the aerator coupling type, with a pressure balancing connection element 334 opening into the deflection section 320 and a flow coupling element 338 opening into the element tubular downstream fall.
  • the secondary effluent flow connection element 338 comprises an inner surface provided with third helical threads 361.
  • the figure 4 represents an embodiment combining the embodiments of the Figures 1 to 3 , i.e., a drop section 401 in which the upstream falling member 10 has first helical threads 61 on its inner surface, the deviating section 220 has second helical threads 261 on its inner surface, and the flow coupling member 338 also has third helical threads 361 on its inner surface.
  • At least two of the first helical threads 61, the second helical threads 261 and the third helical threads 361 have the same thread pitch and the same thread orientation, and / or the same thread spacing.
  • the nets are continuous.
  • Fourth helical threads may also be provided on the inner surface of the downstream tubular downcomer.
  • the elements of upstream, downstream, the deviation section are preferably obtained by extrusion or injection of thermoplastic material, rigid PVC monolayer type.
  • a mineral filler can be added for the acoustics of the fall section.
  • the drop elements may otherwise comprise a rigid outer sleeve and an acoustic sleeve, in contact with the effluents conveyed by the pipe.
  • the rigid outer sleeve is rigid PVC, lightened or not, and the acoustic sleeve can be made of plasticized PVC loaded.
  • Fireproof additives may also be provided for the rigid outer sleeve and / or the acoustic sleeve. The addition of biocides preventing the degradation of plasticizers is also possible.
  • the figure 5 illustrates a unitary sanitary fall 90 which starts from the upper floor of a building to cross all floors and then the ground floor to lead into the collector provided in the basement.
  • the chute includes fall sections according to the embodiments of the Figures 1 to 4 , connected in series.
  • the appliances are connected to the chute, via the connections 30, for the flow of secondary effluents via the flow connection element 38.
  • connection optionally with aerator, in which helical threads can be provided, with helical threads upstream of the connection, it limits the problems of depression and desiphoning which could result, the problems of overpressure resulting in gurgling and noise, while maintaining a compact system requiring only one perforation in the slab.
  • FIGS. 6 and 7 illustrate a drop section 601 according to another aspect of the present invention.
  • the chute section 601 is shown for effluent flow in a falling flow direction.
  • the fall flow direction is substantially vertical for a fall, as implemented on a construction site.
  • the chute section 601 comprises an upstream tubular downstream member 610, a downstream tubular downstream member 615, a outflow section 620 between the upstream tubular downstream member and the downstream tubular downstream member, and a connection 630 for the downfall tubular member 615. connection or the secondary drain connection on the chute section.
  • the upstream fall tubular member 610, the downstream tubular downstream member 615 are substantially aligned in the falling flow direction. Furthermore, the upstream tubular downstream element 610, the downstream tubular downstream element 615 and the outflow section 620 are substantially in the same plane, which is parallel to the falling flow direction.
  • the deflection section 620 forms a baffle for diverting the incoming flow from the chute to the fitting 630.
  • the deflection section 620 includes a first deflection portion 622 in the extension of the upstream tubular downstream member 610 and inclined relative to to the tubular upstream fall element 610, a second off-set portion 624 in the extension of the first off-set portion 622 and substantially parallel to the fall flow direction, and a third off-set portion 626 downstream of the second diverting portion 624 and opening into the tubular downstream falling element 615.
  • the coupling 630 is of the aerator coupling type, with a venting and / or pressure balancing element 634 and a flow coupling element 638.
  • the flow coupling element 638 opens into the tubular element of downstream fall 615, for the connection of secondary effluents in the main chute.
  • the pressure balancer connection element opens into the outflow section 620 to balance the pressure in the outflow section 620 and in the flow connection member 638.
  • a pair of pants 660 is provided for connecting the various household items.
  • the connecting element 638 in particular the fitting pants 660, can be rotated, in particular by rotation around the falling flow direction, to facilitate the connection of the various household elements, as can be seen in the figures 6 and7.
  • the drop section 601 is positioned on either side of a slab 690. More specifically, the slab 690 comprises a first through hole 691, for the passage of the second off-set portion 624, and a second hole through 692, for the passage of the flow coupling member 638 opening into the downstream tubular downstream member 615.
  • the first through hole 691 and the second through hole 692 are oriented in the flow direction, which is vertical when the fall is in functional position.
  • the fitting panty 660 is positioned above the slab 690, and can be used for connecting sanitary fixtures the height of which allows it.
  • some fixtures have a limited height, such as so-called Italian showers.
  • the coupling pants can be positioned under the slab, as illustrated in FIG. figure 8 .
  • a fall section 701 is illustrated.
  • the drop section 701 differs from the drop section 601 essentially by the fitting 730.
  • the chute section 701 comprises an upstream fall tubular element 710, a downstream tubular downcomer 715, a deflection section 720 between the upstream tubular downcomer and the downstream tubular downcomer, and a connection 730 for the downstream tubular element 715. connection or the secondary drain connection on the chute section.
  • the deflection section 720 forms a baffle for diverting the incoming flow from the chute to the fitting 730.
  • the deflection section 720 includes a first deflection portion 722 in the extension of the upstream tubular downfall member 710 and inclined relative to to the tubular upstream falling element 710, a second deviation portion 724 in the extension of the first deviation portion 722 and substantially parallel to the direction of flow of fall, and a third deviation portion 726 downstream of the second deflection portion 724 and opening into the tubular downstream falling element 715.
  • the connector 730 is of the aerator connection type, with a venting and / or pressure balancing element 734 and a flow coupling element 738.
  • the flow coupling element 738 opens into the tubular element of the downstream fall 715, for the connection of secondary effluents in the main chute.
  • the pressure balancing connector element opens into the deflection section 720, to balance the pressure in the deflection section 720 and in the flow connection member 738.
  • the drop section 701 is positioned on either side of a slab 790. More specifically, the slab 790 comprises a first through hole 791, for the passage of the second off-set portion 724, and a second hole through 792, for the passage of the flow coupling member 738 opening into the downstream tubular downstream member 715.
  • the first through hole 791 and the second through hole 792 are oriented in the direction of flow, which is vertical when the fall is in functional position.
  • a connecting panty 760 is provided for connecting the various household elements above the slab.
  • An additional joining panty 770 is also provided below the slab 790.
  • the connector 730 could have only one fitting panties 770, under the slab, or knickers 760 above the slab.
  • the connecting element 738 in particular the coupling pants 760 and the additional fitting pants 770, can be rotated, in particular by rotation around the falling flow direction, to facilitate the connection of the various household elements.
  • the fall section 701 is longer than the fall section 601 of the Figures 6 and 7 .
  • the chute section 701 has a greater length of the second deflection section 724, to account for the additional fitting panty 770.
  • the drop section may comprise first, second, third and / or fourth helical threads, similar to the drop sections illustrated in the drawings. Figures 1 to 4 .
  • the Figures 6a, 7a and 8a represent fall sections that differ from the fall sections represented respectively on the Figures 6, 7 and 8 , by the presence of helical threads.
  • the upstream downstream tubular element 610, 710 comprises an upstream inner falling surface, which may be provided with first helical threads 664.
  • the first helical threads serve to bring the effluents into rotation, which plate them against the inner surface , allowing the formation of a column of air in the center of the pipe.
  • the second misalignment portion 624, 724 has an inner surface that can be provided with second helical threads 661, 761 of deflection.
  • the flow connection element 638, 738 for secondary effluents comprises an inner surface which may be provided with third helical threads 663, 763.
  • At least two of the first helical threads, the second helical threads and the third helical threads have the same thread pitch and the same thread orientation, and / or the same spacing between threads.
  • the nets are continuous.
  • Fourth helical threads 665 may also be provided on the inner surface of the downstream tubular downcomer.
  • the Figures 6a, 7a and 8a represent fall sections with first, second, third, fourth helical threads. This is given by way of non-limiting example only, and the number of helical threads can vary, as the examples of Figures 1 to 4 .
  • a drop section may be provided with only the second and third helical threads.
  • the arrangement of the drop section according to the present invention is modular and allows great flexibility with respect to the slab.
  • the positioning of the pants can be done above and / or below the slab. The skilled person understands that this makes it possible to respect the recommended slopes allowing the flow of the fluids recommended to reach the drop section and the fall, and whatever the height of the apparatus or of the sanitary element to be connected.
  • the pants or panties are adjustable, which facilitates all the more the connection of the elements, regardless of their positioning in the space with respect to the chute section.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Sewage (AREA)
  • Pipe Accessories (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Chutes (AREA)
  • Sink And Installation For Waste Water (AREA)
EP17169107.4A 2016-05-04 2017-05-02 Set mit platte und sturzbereich Active EP3241951B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1654070A FR3051004B1 (fr) 2016-05-04 2016-05-04 Section de chute

Publications (2)

Publication Number Publication Date
EP3241951A1 true EP3241951A1 (de) 2017-11-08
EP3241951B1 EP3241951B1 (de) 2020-09-16

Family

ID=56990502

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17169107.4A Active EP3241951B1 (de) 2016-05-04 2017-05-02 Set mit platte und sturzbereich

Country Status (3)

Country Link
EP (1) EP3241951B1 (de)
FR (1) FR3051004B1 (de)
MA (1) MA42635B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115059151A (zh) * 2022-08-04 2022-09-16 基准方中建筑设计股份有限公司 一种渐扩式立管、存水弯补水装置、存水弯补水系统
WO2023186411A1 (de) * 2022-03-31 2023-10-05 Geberit International Ag Sanitäranordnung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848275A (en) * 1973-07-23 1974-11-19 E Dumas Standpipe vent system and fitting for multi-story buildings
FR2265029A1 (en) * 1974-03-19 1975-10-17 Ducournau Andre Low noise vertical discharge pipe for liquids - has inner helical baffle at inlet connection section
GB2145129A (en) * 1983-06-29 1985-03-20 Kubota Ltd Stack pipe assembly
WO1997011304A1 (fr) * 1995-09-20 1997-03-27 Etex S.A. Element tubulaire pour chutes sanitaires unitaires acoustiques dans le batiment
CA2563969A1 (en) * 2006-09-22 2008-03-22 Winston R. Mackelvie Flow enhancer
EP2447424A1 (de) 2010-10-27 2012-05-02 Geberit International AG Leitungszweigstück für Fallleitungen
EP2525002A1 (de) * 2011-05-19 2012-11-21 Geberit International AG Leitungszweigstück für Fallleitungen

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848275A (en) * 1973-07-23 1974-11-19 E Dumas Standpipe vent system and fitting for multi-story buildings
FR2265029A1 (en) * 1974-03-19 1975-10-17 Ducournau Andre Low noise vertical discharge pipe for liquids - has inner helical baffle at inlet connection section
GB2145129A (en) * 1983-06-29 1985-03-20 Kubota Ltd Stack pipe assembly
WO1997011304A1 (fr) * 1995-09-20 1997-03-27 Etex S.A. Element tubulaire pour chutes sanitaires unitaires acoustiques dans le batiment
CA2563969A1 (en) * 2006-09-22 2008-03-22 Winston R. Mackelvie Flow enhancer
EP2447424A1 (de) 2010-10-27 2012-05-02 Geberit International AG Leitungszweigstück für Fallleitungen
EP2525002A1 (de) * 2011-05-19 2012-11-21 Geberit International AG Leitungszweigstück für Fallleitungen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023186411A1 (de) * 2022-03-31 2023-10-05 Geberit International Ag Sanitäranordnung
CN115059151A (zh) * 2022-08-04 2022-09-16 基准方中建筑设计股份有限公司 一种渐扩式立管、存水弯补水装置、存水弯补水系统

Also Published As

Publication number Publication date
FR3051004B1 (fr) 2021-04-23
MA42635B1 (fr) 2020-11-30
FR3051004A1 (fr) 2017-11-10
EP3241951B1 (de) 2020-09-16

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