Praxi Intellectual Property S.p.A.- Venezia

Support device for a raised floor, particularly for outdoor use, with a support base (2) on a plane below the raised floor to be constructed, with an externally threaded screw (4.4') that can be screwed into a corresponding internally threaded portion (5) of said base (2), with an extension element (12.12') and with a head (6.6') configured to support components (34.58.58') of said floor and that can be connected to said screw (4.4') or, alternatively, to the extension element, which is in turn connected to said screw (4.4'), characterised in that:- said screw (4,4') is provided at the top with an annular closing disk (48,48') having in its central part a cylindrical central body (50) protruding upwards, from which at least one radial appendage (52) departs in a substantially horizontal direction ,- said extension element (12,12') comprises an external cylindrical wall (16), an internal cylindrical wall (18) coaxial with said external wall (16) and an upper annular wall (20,20') connecting said external and internal walls (16,18), said extension element (12,12') being configured at the bottom for bayonet engagement with the cylindrical central body (50) of said screw (4,4') and comprising, similarly to said screw (4,4'), a cylindrical tubular body (30) protruding upwards from said annular wall (20) and from which at least one radial appendage (32) departs in a substantially horizontal direction,- said head (6,6') has a central opening (38) substantially complementary to the protruding portion of the cylindrical central body (30,50) of said extension element (12,12') or of said screw (4,4') for bayonet engagement with the one or the other.

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Electromechanical actuator for swing door with a casing (2) comprising a lower half-shell (10) and an upper half-shell (16) that can be removably coupled together and delimiting an internal space housing an electric motor for driving a worm screw (6), to which is coupled, via a nut (24), the internal end of a tubular stem (20) coaxially housing said worm screw (6) inside it and having an internal end housed within said casing (2) and an external end articulated to said door (14), said stem being movable with respect to said casing (2) coaxially to said worm screw between a first extreme position, substantially contained within the casing itself and corresponding to the condition of the door (14) open, and a second extreme position, protruding from said casing (2) and corresponding to the condition of the door (14) closed, said casing (2) also being affected by a longitudinal slot (34) for guiding and positioning two limit stops (36,36') interfering with the axial movements of said stem (20) in correspondence with its two extreme internal and external positions, characterized in that each of said limit stops (36,36') is affected by a portion configured as a fork with its two prongs (44) extending towards said stem (20) beyond its longitudinal axis, so as to interfere with raised portions (25) protruding from the lateral surface of said stem (20) at least on opposite sides with respect to the axis of the latter.

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