A Redefined Quasi-Sliding Mode Control Strategy

A Christmas tree stand of adjustable nature having a platform of planar construction and an opening near the center of the platform is shown and described. Legs in connection with the platform are of adjustable nature and may be varied in length so that the area underneath the platform may be raised to store presents or adjust the height of the tree in relation to the ceiling. Securing means in connection with the opening are used to set the trunk of the tree in place.