The machine (1) for sealing plastic profiled elements comprises: a base frame (6); a pair of retention members (7, 8), adapted to retain respective plastic profiled elements (P) having respective areas to seal (Z) with a first main edge (2a), a second main edge (3a), a first lateral edge (4a) and a second lateral edge (5a); a heat-sealing element with heated plate (11); sliding means (9, 10) of the retention members (7, 8); removing means (13, 14) adapted to remove material from the areas to seal (Z) at least at the first lateral edges (4a); lateral containment means (23, 24), which are adapted to abut on the areas to seal (Z) at the first lateral edges (4a) for the containment of a lateral sealing bead (S) and which comprise at least a V-shaped element (23) having two sides (25) arranged in a V pattern which are adapted to abut on at least a portion of respective first lateral faces (4) of the profiled elements (P).

The process for three-dimensional printing, particularly for the production of windows, plate-shaped elements for floors or the like, comprises: a supply step of PVC and of a solvent in which the PVC is soluble; a mixing step of the PVC and of the solvent to obtain a mixture in the liquid phase; a distribution step of the mixture onto a deposition surface (1); an evaporation step of the solvent for obtaining a layer of PVC (2) of a manufactured article (3), wherein the evaporation step is subsequent to the distribution step; and repeating the distribution step and the evaporation step to obtain a plurality of overlapping layers of PVC (2) forming the manufactured article (3).

The three-dimensional printing process for obtaining a manufactured article with material effect comprises: a supply step of an image (1) in digital format reproducing a wooden surface portion provided with a plurality of grains (2), comprising a plurality of pixels; an identification step of a color range datum of each of pixels by means of a software; a transformation step of the color range datum into a depth spatial datum to produce a three-dimensional digital model of a manufactured article with material effect (3) provided with an outer surface (4) reproducing the grains (2) by means of a plurality of grooves (5) with variable depth; a three-dimensional printing step of the model to obtain the manufactured article with material effect (3) by means of a molding device (10, 13); and a painting step of the outer surface (4) by means of a paint (9), the paint (9) accumulating in the grooves (5) and reproducing the color range of the grains (2).

A system for constructing a composite structure includes a braiding machine, a winding tool and a forming machine. The composite structure is constructed of a wound tubular braiding. The wound tubular braiding is constructed of a biaxial or triaxial tubular braid of unidirectional tape.

A device adapted to deliver an insulation enhancing polyurethane foam within profiles used in doors, windows and related applications comprising an insulating material supply member (1) extending into a polyurethane forming and discharge member (2) adapted to enter and move linearly along a chamber (25, 35) of a thermally insulated sash or frame profile assembly and deliver therein a polyurethane foam that absolutely abuts onto the walls of the chamber without exerting undesirable stresses thereupon. The insulating material supply member (1) comprises independent pipes (8, 9) delivering a polyol constituent (A) and an isocyanate constituent (B) that are mixed together with a supply of air within a mixing compartment (4) of the polyurethane forming and discharge member (2) to produce the desired insulating material. The polyurethane supplying assembly starts injection at one end of the profile bar having an industrial standard length and moves rearwards to fill the chamber with the polyurethane insulating material.

An apparatus for manufacturing rectangular frames of plastic material includes an apparatus frame and welding heads. A material clamp cooperates with an associated frame member to hold the associated frame member in a desired location during a frame assembly operation. A heat plate is movably attached to each welding head. The heat plate can be selectively positioned to an operating position. The material clamp positions the associated frame member in close proximity to the heat plate to heat a set of ends of the associated frame member utilizing only radiation and convection of heat developed by the heat plate. The plurality of welding heads exert pressure on adjoining associated frame members after the heat plate is removed from the operating position in order to weld the adjoining associated frame members together to form a rectangular frame.

A profile for window, door, facade or cladding elements is disclosed, which comprises a profile body (2) made from thermoplastic material and extending in a longitudinal direction (z) with an essentially constant cross-section (x-y) along the longitudinal direction (z) and having at least one outer surface (2a), and a metal containing layer (4) deposited on at least part of the at least one outer surface (2a), wherein the thermoplastic material is polyamide, propylene, wherein the metal containing layer is made of aluminium or aluminium nitride or chromium, wherein the metal containing layer (4) is deposited directly on the profile body (2) using a PVD technology, and wherein the metal containing layer has a thickness in the range from 110 nm to 170 nm.

The machine (1) for sealing plastic profiled elements comprises: a base frame (6); retention means (7, 8) of at least a profiled element (P) of plastic material having a first main face (2), a second main face (3), a first lateral face (4), a second lateral face (5) and respective areas to seal (Z), the retention means (7, 8) being associated with the base frame (6) and comprising a first support element (7) movable along a first direction of sliding (A) and a second support element (8) mounted on the first support element (7) and movable relative thereto along a second direction of sliding (B); a heat-sealing element with heated plate (11), having two mutually opposite surfaces on which the areas to seal (Z) to be heated are placeable in contact; sliding means (9, 10) of the retention means (7, 8) adapted to shift the profiled elements (P) between a position of reciprocal moving away and a position of mutual approach wherein the heated areas to seal (Z) are joined together; wherein the machine (1) comprises positioning means (13, 14) associated with the support elements (7, 8) and adapted to receive a portion of one of the lateral faces (4, 5); locking means (15, 28) movably associated with the retention means (7, 8) and adapted to keep the profiled elements (P) in a locking configuration wherein one of the main faces (2, 3) is kept into contact with one of the support elements (7, 8) and one of the lateral faces (4, 5) is arranged into contact with the positioning means (13, 14), and wherein the locking means (15, 28) prevent the profiled elements (P) from rotating around the longitudinal axis of the profiled elements themselves.

The invention relates to a method for machining a workpiece, in particular for a profiled leaf element of a window leaf frame, wherein the workpiece is initially machined using a first machining device in order to create a machined first surface to which an adhesive tape is to be applied, and the workpiece is further machined once the adhesive tape has been applied.

Embodiments herein include extruded articles, building components and methods of making the same. In an embodiment, an extruded article is included. The extruded article can include a body member including a first portion comprising a first composition, the first composition comprising a polymer resin. The extruded body member can also include a second portion comprising a second composition different than the first composition. The second composition can include a polymer resin, fibers, and at least one component selected from the group consisting of at least 1% by weight particles and at least 5 phr impact modifier. Other embodiments are also included herein.