Cover screen plate element for false ceiling - has sets of air inlet and outlet apertures for directed ventilation without draughts

摘要

A cover screen plate element for a false ceiling is constructed so that the air outlet apertures (13) are provided solely in the wide sides (8) of the cover screen plate elements (7). A series of air inlets direct air into the interior of the cover plate element (7). They are upwardly directed lying in a region at pref. 45 deg. to the horizontal. The air outlet apertures (13) are activated in the vicinity of the lower edge of the cover screen plate element (7). The othe outlet apertures (25) are situated on the elements upper surface (7).