Patent attributes
Seismic perimeter attachment clip for attaching a grid runner to wall molding comprising sheet metal base and slide elements, the base having a tab constructed and adapted to be secured with a screw to the wall molding and having a projection extending perpendicularly from the base, the slide being constructed and adapted to be attached to a grid runner, the base and slide providing a cam surface and a cam follower surface, the surfaces being mutually indexable to a home position, the cam surface being configured to raise the slide and an attached grid runner from an elevation at the home position when the slide is extended from the tab in response to longitudinal movement of the attached grid runner whereby an end of the attached grid runner is elevated above a lower flange of the wall molding as the end passes over a distal edge of the lower flange.