Abstract: Closed loop dispensing system comprising dispenser cap 300 connectable to a container receiver 100 and valve 200A, 200B, comprising:—a cup-shaped base 210, insertable into receiver 100, having inlet aperture 214 and longitudinal tunnels 218 which house occlusion elements 260, 265,—a spring support 220 coupled to the cup-shaped base 210 and spaced apart from bottom 212 of cup-shaped base 210 and provided with spring support top sleeve 222,—a movable sealing dome 240 slidably coupled to spring support top sleeve 222 so as to define a variable volume sealed chamber housing elastic element 230,—a locking cover 250 resting on the cup-shaped base 210 and having a locking cover top sleeve 253 surrounding a hole 252, wherein an edge 256 of the hole 252 and the movable sealing dome 240 are configured to be in contact with each other by sealed interference fit when the elastic element 230 assumes the elongated configuration.

Abstract: The present disclosure relates to a selector device configured to allow a selection of a fluid in a mixing system. The overall configuration of the device being such that in an operative condition of selection of a specific fluid said one or more connection ports are translated in a sealed way on said face along said curvilinear trajectory through said manoeuvring means until an overlapping position of said one or more connection ports with respect to said outlet mouth of the inlet channel of the specific fluid, and said suction mouth of the suction channel, said outlet mouth and said suction mouth being positioned at said face.

Abstract: The present disclosure relates to a selector device configured to allow a selection of a fluid in a mixing system. The overall configuration of the device being such that in an operative condition of selection of a specific fluid said one or more connection ports are translated in a sealed way on said face along said curvilinear trajectory through said manoeuvring means until an overlapping position of said one or more connection ports with respect to said outlet mouth of the inlet channel of the specific fluid, and said suction mouth of the suction channel, said outlet mouth and said suction mouth being positioned at said face.

Abstract: Flow straightener (434; 43B) comprising a cylinder (44) having an inlet mouth (46) and an outlet mouth (47), the cylinder (44) being internally provided with a helical rib (45) running on an inner surface (450) of the cylinder (44), wherein a ridge (456; 460) of the helical rib (45) follows a cylindrical helix with pitch p wrapped around a cylindrical volume having diameter d coaxial with the cylinder (44), whereby the ridge (456; 460) of the helical rib (45) delimits a clear central cylindrical section of the cylinder (44) having diameter d, wherein the helical rib (45) has a front main surface (457), facing the inlet mouth (46), and a rear main surface (458), facing the outlet mouth (47), the front main surface (457) forming with the inner surface (450) of the cylinder (44) a front angle ? that is obtuse, whereby 90°<?<180°.

Abstract: This invention relates to a magnetically actuated valve (60), in particular for a mixing apparatus, comprising mechanical means (50, 51, 53, 62) for opening and closing the valve (60), at least one ferromagnetic metal pin (52) mobile between a rest position and an operating position, and at least one activation magnet (61) mobile between a first position and a second position, said mechanical means (50, 51, 53, 62) being capable to interact with said at least one ferromagnetic metal pin (52) for opening and closing the valve (60), said at least one activation magnet (61) being capable to magnetically interact with said at least one ferromagnetic metal pin (52), the valve (60) being characterized in that it comprises sliding mechanical means (63, 64, 65, 66, 67, 68) comprising a slide (63) integrally coupled to said at least one activation magnet (61) and mobile between an initial position and a final position.

Abstract: This invention relates to a mixing apparatus assembly with air gap separation, comprising a first duct (22), having an inlet mouth (235) and a diameter D, connected to an air gap valve (223) downstream of which a venturi mixing device (4) is connected, the air gap valve (223) comprising a nozzle (224) having an outlet (225) spaced apart by a separation distance (226) from a collecting duct (227), the first duct (22) and the air gap valve (223) forming a linear channel upstream of the outlet (225) of the nozzle (224), going from the inlet mouth (235) of the first duct (22) to the outlet (225) of the nozzle (224) and having a length L, the assembly being characterized in that the length L being not shorter than D and not longer than 20D, i.e. D?L?20D, and in that said linear channel is provided with a flow straightener (228). This invention further relates to an apparatus for mixing a liquid comprising such assembly.

Abstract: This invention relates to a flexible membrane separation valve, comprising a housing (120), the lateral surfaces of which are provided with slits (121), within which housing (120) a flexible membrane (122) with cylindrical symmetry is housed, within which an insert (130) having a body (131) with cylindrical symmetry is in turn housed, the insert (130) comprising a proximal end (132) having a proximal apex (133) spaced along the longitudinal axis of the insert (130) from a base (134) with cylindrical symmetry, through which the proximal end (132) joins to the body (131), the proximal apex (133) being joined to the base (134) through a continuous surface, the valve being characterized in that the proximal end (132) has an axial section such that tangent lines to the proximal apex (133) form an angle containing the longitudinal axis of the insert that is lower than or equal to 90°. The invention further relates to an apparatus for mixing a liquid comprising such a flexible membrane separation valve.

Abstract: This invention relates to a hydraulic system comprising a hydraulic cross connection (90), housed in a housing case (99) to be mounted on a rear planar support (98), comprising inlet and outlet ducts (70, 71), at least one tubular element (105, 106) insertable in each one of said ducts (70, 71), and at least one quick coupling removable hook (91; 991), configured to be inserted in a seat (100) obtained on an outer wall of each one of said ducts (70, 71), the hydraulic system being characterized in that said at least one quick coupling removable hook (91; 991) is configured to be posteriorly inserted in the seat (100) and it comprises at least one rear arm (95; 995), and in that the housing case (99) is shaped so that a distance separating the seat (100) of each one of said ducts (70, 71) from the rear planar support (98) is such that said at least one removable hook (91; 991) is removable from the seat (100) and said at least one tubular element (105, 106) is extractable from the inlet or outlet duct (70, 71)

Abstract: This invention relates to a mixing apparatus assembly with air gap separation, comprising a first duct (22), having an inlet mouth (235) and a diameter D, connected to an air gap valve (223) downstream of which a venturi mixing device (4) is connected, the air gap valve (223) comprising a nozzle (224) having an outlet (225) spaced apart by a separation distance (226) from a collecting duct (227), the first duct (22) and the air gap valve (223) forming a linear channel upstream of the outlet (225) of the nozzle (224), going from the inlet mouth (235) of the first duct (22) to the outlet (225) of the nozzle (224) and having a length L, the assembly being characterised in that the length L being not shorter than D and not longer than 20D, i.e. D?L?20D, and in that said linear channel is provided with a flow straightener (228). This invention further relates to an apparatus for mixing a liquid comprising such assembly.

Abstract: This invention relates to a magnetically actuated valve (60), in particular for a mixing apparatus, comprising mechanical means (50, 51, 53, 62) for opening and closing the valve (60), at least one ferromagnetic metal pin (52) mobile between a rest position and an operating position, and at least one activation magnet (61) mobile between a first position and a second position, said mechanical means (50, 51, 53, 62) being capable to interact with said at least one ferromagnetic metal pin (52) for opening and closing the valve (60), said at least one activation magnet (61) being capable to magnetically interact with said at least one ferromagnetic metal pin (52), the valve (60) being characterised in that it comprises sliding mechanical means (63, 64, 65, 66, 67, 68) comprising a slide (63) integrally coupled to said at least one activation magnet (61) and mobile between an initial position and a final position.