DEVICE FOR CONTROLLING THE OPENING AND CHOSING OF SAFETY GRIPPING JAWS ON A PRESSURE VESSEL

摘要

the invention relates to a control device for the opening and theclosure of the jaws (15a, 15b) mounted radially on a mobilethe lid (1) with arms (20a, 20b), the coach said jaws (15a)15 (b) is intended to ensure that the locking of the lid (1) for a tank(2) in order to close a cooking vessel, preferably under pressure.this is characterized by an actuator (56) mounted mobileaccording to a direction substantially radially on the lid (1) and arace determined that body (56) is made to travel.engaging arms coaches (20a, 20b) so as to control theradial displacement.