Patent ID: 7690154
Filing Date: 2010-04-06
Classification: E05D,E05Y

Abstract:
1. A window mounting system, comprising: a track attachable to a channel formed in a frame; a vent bar slidable along a channel formed in a sash; a shoe slidable along the track; an intermediate linkage connecting the vent bar to both the track and the shoe; the vent bar including a base portion that is sized to be overhung by overhanging portions of sidewalls of the sash channel and an offset portion that supports a pivotable connection to the intermediate linkage the base portion and the offset portion each being disposed in a plane, said planes being spaced apart and parallel to each other; the vent bar including a fixed connection extending between and at an angle to both the offset portion of the vent bar and the base portion of the vent bar, the fixed connection having a width which is less than a width of each of the offset portion and the base portion of the vent bar thereby forming notches in sides of the vent bar for projecting in between the overhanging portions of the sidewalls of the sash channel, the offset portion of the vent bar forms a stop, and the stop being positioned with respect to the base portion of the vent bar for engaging an end of the sash channel.