DEVICE FOR CONTROLLING THE LOCKING OF A SAMPLING TUBE

摘要

A permanent signal for controlling the locking of a cable-type sampling apparatus by providing an eclipsable lock comprised of a slide ring (32) which is outwardly slidable along a cylindrical body (33) and is provided with a bolt (34) presenting two unequal converging arms (35, 36) wherein a lug (35) integral with said cylindrical body (33) is guided and in turn made prisoner.