Patent ID: 7023424

Claim:
A cord storage device for mouse comprising: a cord of a certain length extended from a mouse body, and an outer end of the cord being connected to a plug; a large turning wheel having a larger diameter and a small turning wheel having a smaller diameter, and center openings of the two turning wheels being flexibly connected to a single axis portion; and large and small storage grooves formed on breadths of the large and small turning wheels, thereby enabling an inner cord winded and stored into the large storage groove, and an outer cord winded and stored into the small storage groove; a spring having an inner end thereof connected to the axis portion and an outer thereof connected to wall surfaces of an inner groove provided at one side of the large turning wheel; and a base disposed with an accommodating room at an interior thereof and a guiding orifice disposed at front and rear ends thereof; wherein the large and small turning wheels, and the axis portion are disposed in the accommodating room, the axis portion and the accommodating room of the base are a formed integral for forming a fixed axis, the inner cord is guided to the exterior via one of the guiding orifices, and the outer cord is guided to the exterior via the other guiding orifice.