Explosive valve

Claim 1

A VALVE ADAPTED FOR MOUNTING ON A PRESSURE VESSEL OR THE LIKE AND SELECTIVELY OPERABLE FOR PRESSURE RELEASE, INCLUDING A BODY FORMED WITH A THROUGH FLUID FLOW PASSAGE HAVING AN INLET END ADAPTED TO COMMUNICATE WITH THE PRESSURE SOURCE, A MOUNT INSTALLED IN SAID BODY IN SAID PASSAGE AND HAVING A THROUGH OPENING THEREIN, A SIDE WALL OF SAID OPENING TAPERING FROM ONE DIAMETER ON ONE SIDE OF SAID MOUNT TO A LARGER DIAMETER ON THE OTHER SIDE THEREOF, A RUPTURABLE DISC HAVING A PERIPHERAL PORTION SEATED ON SAID ONE SIDE OF THE MOUNT AND A CONCAVO-CONVEX CENTRAL PORTION RECEIVED IN SAID OPENING, A PROJECTILE SLIDABLE IN SAID BODY IN ALIGNED RELATION TO SAID MOUNT ON THE SAID OTHER SIDE THEREOF, SAID PROJECTILE BEING TUBULAR AND HAVING LONGITUDINALLY SPACED APART RADIAL OPENINGS AND A TIP FACING THE CONVEX SURFACE OF SAID DISC, MEANS FOR DRIVING SAID PROJECTILE INTO AND THROUGH SAID OPENING IN SAID MOUNT TO RUPTURE SAID DISC IN THE PROCESS, AND MEANS ON THE EXTERIOR OF SAID PROJECTILE COMPLEMENTING THE TAPER IN SAID OPENING ENGAGEABLE THEREWITH TO LIMIT THRUST OF SAID PROJECTILE INTO AND THROUGH SAID OPENING AND TO POSITION SAID PROJECTILE WITH SAID LONGITUDINALLY SPACED APART OPENINGS THEREIN ON RESPECTIVELY OPPOSITE SIDES OF SAID MOUNT.