Patent ID: 8122931
Filing Date: 2012-02-28
Classification: E06B,Y10T

Abstract:
1. A window covering comprising: an upper rail; window covering material adjacent to the upper rail, the window covering material moveable from a retracted position to an extended position, the window covering material having an upper portion and a lower portion; a plurality of lift cords extending from the upper rail to the window covering material; and a plurality of first safety devices attached to the upper rail, each first safety device comprised of a male member and a female member, one of the male member and the female member of each first safety device attached to the upper rail and the other member being attached to a respective lift cord such that that member is attachable to the member attached to the upper rail, the male member and the female member of each first safety device sized and configured such that a first release force acting on the lift cord causes the male and female members to separate; a plurality of second safety devices, each second safety device comprised of a male member and a female member, one of the male member and the female member of each second safety device attached adjacent to the lower portion of the window covering material and the other member being attached to a respective lift cord such that that member is attachable to the member attached adjacent to the lower portion of the window covering material, the male member and the female member of each second safety device sized and configured such that a second release force acting on the lift cord causes the male member and female member to separate.