The method for producing a workpiece by press-hardening a semi-finished product, comprises heating the semi-finished product consisting of steel in a state, in which the structure of the used steel is partially austenitized, subjecting the semi-finished product to an air cooler, and hot-forming the heated semi-finished product, so that a structure exists in the workpiece, which has a complex-phase...

Clamping device for a covering element (12), selectively movable between at least a closed position in which it is disposed folded back, and an open position in which it is disposed extended in order to protect a predetermined surface from exposure to the sun or bad weather conditions, comprising first attachment means (13), associated with a lower terminal portion (17) of the covering element (12...

Sound-damping device for air vents or for breather pipes in rooms of buildings, characterized in that it comprises: - a frame (1, 6) designed to be fixed onto the end opening of a ventilation or breather pipe (T) in a manner suitably centred relative to the latter; - a covering element or cap (8) designed to be arranged on the said fixing frame (1, 6) and having a width suitably greater than t...

The invention concerns the equipment for forming of paper containers starting from a continuous wet paper belt. It comprises a mobile semi-mould and a fixed semi-mould defining an impression corresponding to the container to be produced. Around the mobile semi-mould (15) are provided concentrically an upper cutting blade (18), an upper pleating/crimping ring (19) and an upper rim former (20); arou...

A LED projector to produce particular light and colour effects, comprising transparent front means (1); opaque rear closing means (2) arranged for creating a watertight chamber together with said transparent front means; a plurality of LEDs (7) associated with a control board (6) located in said watertight chamber, wherein between said LEDs (7) and the transparent front closing means (1) a plurali...