e the turns w deposited on the storage surface 3 are advanced from the left to the right in fig1 and in the course of this process they are spaced apart for the purpose of yarn separation the storage body b has provided therein insert members 4 5 e g skew and or eccentric hubs which are outlined only schematically said insert members being driven e g by the drive shaft 1 and adjusting between the turns w interspaces which are designated by reference numeral 6 the housing g has connected thereto at least one stopping device s including a stopping element p which is adapted to be moved at certain intervals towards the storage surface 3 from a retracted position into a stopping position by means of an actuator m e g a magnet the storage body b which is rotatably supported on the drive shaft 1 must be supported so as to prevent said storage body b from rotating together with said drive shaft 1 for this purpose mutually oriented holding magnets 8 9 are provided in the housing g and on the basic body 2 of the storage body b within the housing g the holding magnets 8 are arranged in an expedient manner such that they are distributed along the whole circumference on the.