Patent ID: 7802746

Claim:
A hanging device, comprising: a reeling portion which includes a reel adapted to reel a cord, the reel is turned to pull out the cord from an orifice portion and to reel the cord through the orifice portion by means of a spiral spring connected to the reeling portion; an engaging portion including a circumferential groove disposed around the orifice portion of the reeling portion; and a connecting member attached to the cord, the connecting member including: a lower piece having a hook disposed thereon, and a movable clip that is configured to engage the circumferential groove, so as to be engageable with and disengageable from the engaging portion of the orifice portion, a bottom portion of the movable clip being hooked by the hook on the lower piece of the connecting member, such that a force applied to the lower piece of the connecting member disengages the movable clip from the circumferential groove.