New bearing for sliding of multiple and simultaneous obturation locks (Machine-translation by Google Translate, not legally binding)

摘要

New bearing for the sliding of multiple and simultaneous sealing caps, characterized in that it consists of a solid cylinder, perforated, axially, in which its axis of rotation is threaded and presenting a deep annular groove, in which enters and supports on the step with it formed, the edge of the side of the locks, to allow and guide their displacement movements back and forth. (Machine-translation by Google Translate, not legally binding)