Patent · US Expired

Apparatus for automatically supplying cops to a thread winder

US4010907A · kind A · utility

14Cited by
11References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1974
Grant dateMar 8, 1977
Priority date
Expiry dateAug 23, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2701/31
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

An apparatus for automatically supplying cops to a winder includes a cop-feeder which moves along a track of the winder, the cop-feeder including means for stopping same in registry with each winding unit of the winder, storage for cops, a cop-feed-out section, a charging section for transferring cops from the feed-out section to the magazines of the winder, and means for grasping a yarn end and transferring same to a fresh cop. The apparatus also can determine whether a magazine has its full supply of cops, selectively halting the cop-feeder only at magazines which have an incomplete complement of cops and supplying the needed number of cops to the magazines. The travelling mechanism permits the feeder to stop only at every other magazine during a run in one direction along the track and at the remaining magazines on the return trip. Provision is made for feeding cops to magazines while the magazines are in rotation. The method of operating the apparatus includes provision for varying the speed of the feeder along the track so that the cop feeder is brought to rest gently in position for feeding cops to a magazine in need of replenishment, and the use of an air current for positio…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.