False ceiling placing device, has tubular unit including hook to assure holding of unit with respect to rail, where rail is fastened with canvas edge, when groover is inserted in edge and motor is rotated to move groover in rail direction

摘要

The device has a longitudinal tubular unit (8) including a hook (9) at its front end, to assure holding of the unit (8) with respect to a rail. Two longitudinal grooves (22) have guides of a runner (24) whose upper part receives a groover (26). An edge of a canvas is fastened on the rail, when the groover is inserted in the edge, and a motor is rotated to move the groover in the direction of the rail.