Patent ID: 7297001

Claim:
A wire winding device with transmission line which are pulled at one end; comprising: a lower cover; a position sheet being movably installed to the lower cover; a front end of the position sheet having a block and being bent toward the lower cover; a rotary base; a top of the rotary base having an annular track and a lower side thereof having a groove; a lateral side of the rotary base being a spacing layer for winding a transmission line; a block being firmly and movably embedded into an annular track of the rotary base; and the rotary base having a spacer; a spiral spring received in the groove of the rotary base; the spacer serving to cover the spiral spring into the groove of the rotary base; a telescopic end module having a circuit board which is connected to a transmission line; the circuit board being installed below the rotary base; a bottom of the circuit board having a plurality of annular joints; a retaining end module having a functional circuit board installed at a bottom of the circuit board; a center of the functional circuit board having a plurality of retaining holes; a top of the retaining end module having a plurality of electric joints so that the electric joints are in contact with the annular joints and the signals are transmitted; the functional circuit board being extended with a transmission line; and an upper cover; a center of the upper cover being extended with a holed post; one side of the post having a notch for fixing the spiral spring; and wherein screws are locked into the holed post, position sheet, rotary base, spiral spring, telescopic end module, retaining end module so that they are fixed to the upper cover.