PURPOSE: To draw out a yarn end by requisite minimum length only from a package at the time of ending.

CONSTITUTION: A pick finding sensor 27 to detect passing of yarn is provided in the neighbourhood of a mouse of a suction introduction pipe 26 jointed with a suction mouse 15, and in a period of time when the suction mouse 15 approaches a take-up package 11 to carry out ending, when yarn is detected in a timer time limit T0 to regard it as a pick finding failure, reverse rotation of the take-up package 11 is stopped by immediately returning the suction mouse 15 to a stand-by position, drawing out of yarn is stopped and the suction mouse 15 is transferred to the following process.