Patent ID: 7681480

Claim:
In combination, a customized window covering cutting device, a window covering and a squaring block for squaring the window covering in the customized window covering cutting device, the combination comprising: a customized window covering cutting device comprising: a support surface; a first cutting station at a first end of the support surface; and a second cutting station at a second end of the support surface; a window covering comprising; a top rail and a bottom rail connected to one another by a plurality of connecting lines, the top rail and the bottom rail each having a first end and a second end and a first and second side; and a plurality of slats disposed between the top rail and the bottom rail, the plurality of slats being adjustable both in space between each slat and the relative angle between each slat in the plurality of slats and a bottom surface of the top rail; a squaring block slidable along the support surface between the first cutting station and the second cutting station, the squaring block comprising: a first side and a second side, the second side being substantially parallel to the first side, and a cutout for receiving the plurality of slats during a process of sizing the window covering, the cutout being located in a top surface of the squaring block and extending from the first side to the second side; and a set block extending from the first side towards the first cutting station of the customized window cutting device; wherein one side of the squaring block engages the first end of the top rail and the first end of the bottom rail, the top and bottom rail being oriented generally lengthwise between the squaring block and the first cutting station, the squaring block arranging the top rail and the bottom rail substantially perpendicular to a cutting plane of the first cutting station, the squaring block translating along the support surface to locate the second end of the top rail and the second end of the bottom rail beyond the cutting plane of the first cutting station corresponding to the amount of blind to be removed to match a cut blind length to a desired blind length.