Patent ID: 7337503

Claim:
A window shade adjustment device comprising: a body having a first opening extending all the way through the body in a first direction; the body having a second opening extending perpendicular to the first direction and part way through the body from a top of the body to a position between the first opening and a bottom of the body opposite the top of the body; the second opening including opposed slots extending from the top of the body to at least the first opening and intersecting the first opening at a side thereof; a button member having inner and outer ends, the button member sliding within the second opening and having opposed projections adjacent the inner end thereof each fitting within a respective one of the slots, the button member being rotatable after being inserted into the body so that the opposed projections extend into the first opening, and when so rotated, the projections will prevent withdrawal of the button member from the body by engagement of the projections with a wall of the first opening; the button member having a third opening there-through aligned with the projections and located between the projections and the outer end, the outer end projecting out from the top of the body; and, a spring disposed between the inner end of the button member and the body and encouraging the button member out of the top of the body.