DISPOSITIVO PER LA RIPARTIZIONE IN CLASSI GRANULOMETRICHE DI PARTICELLE DI AEROSOL

A device is described for separating airborne particles into classes depending on grain size. The principle characteristic of the present invention lies in the fact that it comprises: a hollow base body, in which, in use, a depression is created; an upper body in which is formed a channel to which t...

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1. Verfasser: PRODI VITTORIO
Format: Patent
Sprache:ita
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Zusammenfassung:A device is described for separating airborne particles into classes depending on grain size. The principle characteristic of the present invention lies in the fact that it comprises: a hollow base body, in which, in use, a depression is created; an upper body in which is formed a channel to which there is conveyed, in use, the particle-bearing air and which has a lower extremity with a circular outline; a mesh positioned between the said base body and the said upper body and on which is positioned a filter defining, with the lower face of the said upper body, a cavity; and a nozzle housed in the said channel and operable to eject filtered air in proximity to the said lower end of this latter in such a way that the particles flowing through the said lower end are separated into various bands according to their aerodynamic diameter and are deposited on the said filter.