Apparatus for conveying cops from bulk storage to a usage station through intermediate storage points which includes a first conveyor belt which is sloped substantially upwardly carrying lateral limiting dividers to define single cop compartments, a second substantially horizontal or downwardly sloped...http://www.google.ca/patents/US4042098?utm_source=gb-gplus-sharePatent US4042098 - Intermediate storage points for cops, and the intermediate storage points thus improved
