Patent ID: 7438258

Claim:
A reel device, comprising: a spool unit including a tubular winding body that defines an accommodating space therein, and that has opposite first and second open ends, each of which has a peripheral edge, a cover member that is mounted securely in said accommodating space in said winding body, said cover member of said spool unit including a circular plate that is mounted releasably in said accommodating space in said winding body and that is formed with three circumferentially extending angularly displaced engaging necks, and a tubular part that has opposite first and second ends, said first end of said tubular part of said cover member being connected to said circular plate, a pair of first and second flanges, each of which extends radially and outwardly from said peripheral edge of a respective one of said first and second open ends of said winding body; a first electrical connector mounted on said first open end of said winding body; an electrical socket mounted on said first open end of said winding body and coupled electrically to said first electrical connector; an electrical cable wound on said winding body, and having a first end portion that is terminated by a second electrical connector to be coupled electrically to said first electrical connector, and a second end portion that is terminated by an electrical plug; and a handle unit disposed in said winding body and coupled rotatably to said winding body and said cover member, said handle unit including a tubular member that extends into said tubular part of said cover member, and that has opposite first and second open ends, said first open end of said tubular member of said handle unit being provided with an annular engaging protrusion that is in snap engagement with said engaging necks of said circular plate of said cover member, and a handle member that is coupled to said second open end of said tubular member of said handle unit; wherein said spool unit is rotatable relative to said handle unit in a first angular direction so as to wind said electrical cable on said winding body, and in a second angular direction so as to unwind said electrical cable from said winding body.