Patent ID: 7887001

Claim:
An over-end-take-off (OETO) unwinding device for an elastomeric fiber which comprises: (A) a frame, (B) a fiber package and a standby package which are affixed to said frame by a package holder, (C) a driven take-off roll for unwinding the fiber from the fiber package, and (D) a static guide having an orifice for guiding the fiber unwound from the fiber package to the driven take-off roll, said static guide disposed on the frame such that the distance (d) from an inlet orifice of the static guide to the center of the static guide-facing side of the fiber package is in the range of 25 to 38 cm, and the distance (R) between the centers of the static guide-facing sides of the fiber package and standby package is in the range of 25 to 50 cm wherein the elastomeric fiber includes an anti-tack agent which is added to a polyurethane polymer and formed by spinning the resulting mixture.