Patent ID: 8104146
Filing Date: 2012-01-31
Classification: E06B,F16G,Y10T

Abstract:
1. A safety cord release for a window covering, which is connected to a plurality of cords and an operating cord, and has a top section, a middle section and a bottom section from a top to a bottom, comprising: a right case and a left case combined together to form the safety cord release with a top opening for the cords to pass through and a bottom opening for the operating cord to pass through; the right case having an edge, a recess to receive the cords therein, and at least a cord fastener projected from a sidewall of the recess to fasten the cords; the left case having an edge, a recess to receive the cords therein, and at least a cord fastener projected from a sidewall of the recess to fasten the cords; the right case having a series of sequentially arranged coupling portions that includes a coupling portion on the edge of the top section and at least a coupling portion on the edge of the middle section; the left case having a series of sequentially arranged connecting portions that includes a connecting portion on the edge of the top section and at least a connecting portion on the edge of the middle section; wherein the coupling portions on the top section and the middle section of the right case engage the connecting portions on the top section and the middle section of the left case respectively when the right case is combined with the left case; the cord fastener of the right case including a top cord fastener, on a bottom side of which a coupling portion is provided, and a bottom cord fastener, on a bottom side of which a coupling portion is provided; and the cord fastener of the left case including a top cord fastener, on a top side of which a connecting portion is provided, and a bottom cord fastener, on a top side of which a connecting portion is provided; wherein the coupling portions on the top cord fastener and the bottom cord fastener of the right case engage the connecting portions on the top cord fastener and the bottom cord fastener of the right case respectively when the right case is combined with the left case.