Abstract:
A kiln for slabs made of a ceramic material, comprises a support structure (2) defining a longitudinal conduit (3) developing along a prevalent development direction (A), a firing station (12) internal of the conduit (3) in which a slab (4) remains at a predetermined firing temperature for a predetermined period of time and a preliminary cooling station (13) internal of the conduit (3) and operatively located downstream of the firing station (12). A plurality of rollers (5) located side-by-side and parallel along the prevalent development direction (A) is connected to the support structure (2) and defines a sliding surface (B) of the slab (4), movement means (6) of the rollers enable transport of the slab (4) from the firing station (12) to the preliminary cooling station (13). The rollers (5) arranged in the preliminary cooling station (13) each exhibit an end (5a) which is connected to the drive means (6) via an elastic joint (7) and the preliminary cooling station (13) further exhibits a succession of electric heating resistance elements arranged along the prevalent development direction (A) below the rollers (5).
Abstract:
A process for manufacturing photovoltaic panels, comprising: predisposing a ceramic support or backsheet (1) which is located on a rest (2); making through-holes (10) in the backsheet, predisposed for the passage of electrical conductors; meticulous cleaning of the ceramic support or backsheet (1); realising an electrical circuit or bussing (3) by superposition thereof on an upwards - facing surface of the backsheet (1); covering the bussing (3) with a layer of insulating material (4) superposed such as not to cover predetermined points or zones (30) for a subsequent electrical connection; laying or arranging a first layer of wrapping (5) over the whole surface of the backsheet (1); the laying not including the zones exhibiting the predetermined points (30) laying strings of photovoltaic cells (6) such that tab ribbons (60) thereof overlap with the points or zones (30) previously arranged and left accessible or uncovered, for electric connection thereto; welding the tab ribbons (60) to the bussing (3) laying a second layer of continuous wrapping (7); superposing a protective layer of frontsheet (8); vacuum hot-pressing; cooling down to ambient temperature; electrically connecting the bussing (3) to junction boxes (9) via the through-holes (10).
Abstract:
The invention relates to an apparatus for sorting objects, comprising: gripping means (5) for operating a gripping of single objects conveyed on a conveyor line (1) located upstream, transferring the objects along a trajectory and depositing the objects (10) at predetermined temporary depositing points along the trajectory on a predisposed support structure (2); transfer means for removing on command the objects (10) from the support structure in order to transfer the objects to a station downstream. The gripping means (5) transfer the objects (10) along a trajectory which develops parallel to the support structure (2). Also provided are means for predefining the predetermined points of the trajectory and for enabling identification for a following collection.
Abstract:
A process for series connection of two photovoltaic cells (1a, 1b) in series, comprising following stages: predisposing a first photovoltaic cell (1a) and a second photovoltaic cell (1b), both of a type comprising a photosensitive semiconductor layer (2) provided with front contacts (3a, 3b) and back contacts (4) arranged on opposite surfaces of the cell; partially superposing the two photovoltaic cells (1a, 1b), causing at least a partial superposing of the back contact (4) of the first photovoltaic cell (1a) on the front contact (3a, 3b) of the second photovoltaic cell (1b) and consequently establishing an electrical contact between the back contact (4) and the front contact (3a, 3 b).
Abstract:
A spacer element for fixing flat elements such as slabs, tiles and the like comprising: a plate (2) exhibiting a rest surface (2a) predisposed for partial resting of one or more slabs (30) ; to make the spacer element suitable for laying slabs not having regular shapes, in particular for slabs of different shapes, laid in irregular patterns, there are shaped appendages (3) , each of which is mobile with respect to the plate (2) between at least a first position, in which it does not project with respect to the rest surface (2a) , and at least a second position, in which it projects from the rest surface (2a) in such a way as to be positioned between two slabs (30) positioned resting on the rest surface (2a) .
Abstract:
A device for guiding a plunger (3) of a jack (2), comprising at least one hinged mechanism having an overall parallelogram arrangement in turn comprising members as follows: two con rods (4) having first ends thereof hinged to the plunger by means of pivots (14); two squared elements (5, 6) hinged on two shafts (15, 16) which have axes that are parallel to axes of the pivots (14) and to which second ends of the con rods are hinged at predetermined distances from the two shafts; a connecting element functioning as a con rod (7) and having ends hinged to the squared elements.
Abstract:
The invention relates to a structure for presses, a resistant structure of which comprises at least a resistant element (1) which, in turn, comprises an annular element or arch (2), internally of which are predisposed two facing surfaces (20), diametrically opposite one another, between which at least a power organ (5) is insertable, which power organ (5) is suitable for compressing an object or material to be pressed between two bodies, such as to unload, on the facing surfaces (20), equal and opposite reactions of the pressing action. Full-thickness cuts (3) are symmetrically arranged at ends of the facing surfaces (20), the cuts (3) having a predetermined width, each of which, starting from the end of the relative facing surface (20), develops over an arc of a polycentric curve which exhibits at least a first tract (22) the most external surface of which connects with the lateral surface (24) of the vertical portion of the annular element or arch (2), and at least a second tract (23) which is connected to the first tract (22), is shaped as an arc of a circle and extends over a portion of not less than a quarter of an arc of circumference. At least a plate (4) is housed in each full-thickness cut (3) which plate (4) is provided with opposite surfaces that are destined to come into contact with the reciprocally-facing surfaces delimiting each full-thickness cut (3).
Abstract:
A process for manufacturing photovoltaic panels, comprising: predisposing a ceramic support or backsheet (1) which is located on a rest (2); making through-holes (10) in the backsheet, which through-holes (10) are predisposed for the passage of electrical conductors; meticulous cleaning of the ceramic support or backsheet (1) using cleaning and drying means therefor; realising an electrical circuit or bussing (3) by superposition thereof on an upwards-facing surface of the backsheet (1), which bussing (3) is made solid to the upper surface of the backsheet (1); covering, if necessary, the bussing (3) with a layer of insulating material (4) superposed such as not to cover predetermined points or zones (30) for a subsequent electrical connection, leaving the points or zones (30) accessible or open for the said connection; laying or arranging a first layer of wrapping (5) over the whole surface of the backsheet (1); the laying not including the zones exhibiting the predetermined points (30) left uncovered or accessible for electrical connections; laying strings of photovoltaic cells (6) such that tab ribbons (60) thereof overlap with the points or zones (30) previously arranged and left accessible or uncovered, for electric connection thereto; welding the tab ribbons (60) to the bussing (3) at the predetermined points or zones (30); laying a second layer of continuous wrapping (7); superposing a protective layer of frontsheet (8); vacuum hot-pressing or laminating the above-described sandwich of materials; cooling down to ambient temperature; electrically connecting the bussing (3) to junction boxes (9) via the through-holes (10).
Abstract:
A device for decorating ceramic products by means of indirect photo-electrography, comprising: a photoreceptor cylinder (2) with a photoconductive active surface (2a); means for charging (3), means for exposing (4) and means for developing (5) for distributing ceramic toner on the active surface (2a) according to a motif defined using a photoelectrographic method; a transfer cylinder (6), comprising a peripheral elastic layer (6b) for transferring of the powders onto the ceramic products (100) to be decorated, a conveyor belt (8) predisposed to move the ceramic products (100) to be decorated; at least a conductive support (8a) of the conveyor belt (8); a first transfer doctor (7a) and a second transfer doctor (7b) arranged internally of the transfer cylinder (6) in contact with the internal surface of the peripheral elastic layer (6b) at respective transfer areas (10a, 10b) of the ceramic powders.
Abstract:
A heating solar panel (1) predisposed for conversion of electromagnetic radiation of solar origin incident on an absorbent surface (14) of the solar panel (1) into heat energy in a vector fluid, comprising internal surfaces (10) which are opposite one another and define a hollow space (11) predisposed for circulation of the vector fluid, the hollow space (11) communicating with outside the heating solar panel (1) via at least a delivery opening (12) and at least a return opening (13), at least the absorbent surface (14) of the panel being uniform. The absorbent surface (14) of the panel is flat.