Techno is a modern pneumatic machine for covering cushions. Techno permits armchair and sofa cushions to be inserted into their covers simply, accurately and quickly, with no effort needed by the operator. The machine is completely adjustable and servo assisted: it is possible to regulate depth and width (right and left sides separately) of the opening, permitting the introduction of cushions up to cm. 100 in width and cm. 25 in depth simply by moving the relative cursors (the machine instantly adapts itself to the new settings), The machine pneumatically expels the cushion after it has been covered, with no effort needed by the operator. The controls, on a handy side panel, are activated in a logical sequence to avoid accidental error. The machine working is completely pneumatic.