Patent ID: 8776652

Claim:
A device for cutting through the adhesive bead of panes fixed by bonding, said device comprising: a winding device; a motor drive driving said winding device; a suction plate fixed on said winding device for securing for securing said winding device by means of negative pressure on a pane to be removed; a vacuum pump which is coupled to said suction plate for generating negative pressure between said suction plate and said pane; a coil rotatable by said winding device for winding-on a separating means for cutting through said adhesive bead; a controller for controlling said motor drive; a sensor coupled to said controller for holding said negative pressure below a predetermined threshold value; and at least one guide roller adapted to be fixed on said pane remote from said winding device for guiding said separating means when reeling in said separating means on said coil while cutting through said adhesive bead.