Fuse for a missile to be fired by a gun with rifled bore

Claim 1

IN A FUSE FOR MISSILE ADAPTED TO BE FIRED BY A GUN WITH A RIFLED BORE, THE COMBINATION OF A DETONATOR AT THE REAR OF THE FUSE, A STRIKER INCLUDING A COLLAR, LOCATED TO THE FRONT OF THE FUSE AND ADAPTED TO MOVE AXIALLY OF THE FUSE TOWARDS THE DETONATOR, A DETONATING PRIMER FITTED TO THE FRONT OF THE DETONATOR IN AN INOPERATIVE POSITION OUT OF THE PATH OF THE STRIKER AND ADAPTED TO BE URGED CENTRIFUGALLY ALONG A PATH TRANSVERSELY OF THE STRIKER PATH INTO AN OPERATIVE POSITION FOR WHICH IT IS INSERTED IN THE PATH OF THE STRIKER TO ALLOW THE LATTER TO IMPINGE ON SAID PRIMER AND THEREBY FIRE THE DETONATOR, MEANS LOCKING THE DETONATING PRIMER IN ITS INOPERATIVE POSITION AND RELEASED UPON FIRING OF THE MISSILE, MEANS HOLDING THE STRIKER AT A DISTANCE FROM THE PATH OF THE DETONATING PRIMER, SAID HOLDING MEANS COMPRISING A SECTOR ADAPTED TO PIVOT AROUND AN AXIS PARALLEL WITH THE PATH OF THE STRIKER AND PROVIDED WITH AN ARCUATE SLOT COAXIAL WITH ITS PIVOTAL AXIS, THE EDGES OF SAID ARCUATE SLOT ENGAGING THE SIDE OF THE STRIKER COLLAR FACING THE PATH OF THE SECTOR, SAID SECTOR ALSO PROVIDED WITH A RECESS AT THE END OF THE ARCUATE SLOT FURTHEST FROM THE PATH OF THE STRIKER AND INTO WHICH THE STRIKER COLLAR IS URGED BY INERTIA DURING THE PROGRESSION OF THE MISSILE INSIDE THE GUN, A MASS RIGID WITH SAID SECTOR AND ADAPTED TO BE URGED CENTRIFUGALLY AWAY FROM THE PATH OF THE STRIKER DURING FLIGHT TO THEREBY DISENGAGE THE STRIKER COLLAR WITH REFERENCE TO THE SECTOR, A CLOCKWORK DRIVEN BY SAID SECTOR AND CONTROLLING THE SPEED OF THE CENTRIFUGALLY SHIFTED MASS AND SECTOR, A MOVABLE SUPPORT CARRYING THE DETONATING PRIMER AND PROVIDED WITH A BORE PARALLEL WITH THE FUSE AXIS, A STATIONARY PLATE OVER WHICH SAID SUPPORT IS ADAPTED TO MOVE TRANSVERSELY OF THE FUSE AXIS UNDER THE ACTION OF CENTRIFUGAL FORCE BETWEEN AN INOPERATIVE POSITION FOR WHICH THE PRIMER IS OUTSIDE THE STRIKER PATH, AND AN OPERATIVE POSITION FOR WHICH THE PRIMER LIES ON SAID STRIKER PATH, SAID PLATE BEING PROVIDED WITH A FIRST AND A SECOND RECESS FACING THE PATH OF THE BORE IN THE MOVABLE SUPPORT, A PLUNGER PISTON SLIDABLY CARRIED IN SAID BORE AND FORMING THE MEANS FOR LOCKING THE DETONATING PRIMER IN POSITION BY ENGAGING SAID FIRST AND SECOND RECESSES SELECTIVELY FOR THE INOPERATIVE AND FOR THE OPERATIVE POSITION OF THE SUPPORT, A SPRING URGING THE PISTON INTO THE FIRST RECESS UNTIL THE MISSILE IS FIRED AND CAUSES THE PISTON OT RECEDE AGAINST THE ACTION OF THE SPRING TO THEREBY RELEASE THE SUPPORT AND PRIMER AND MOVE INTO THE SECOND RECESS AS SOON AS THE MISSILE PASSES OUT OF THE GUN AND THE AXIAL ACCELERATION HAS CEASED, THE SUPPORT HAVING THEN REACHED ITS OPERATIVE POSITION, AND MEANS WHEREBY THE PISTON LOCKS THE CLOCKWORK WHEN ENGAGING THE FIRST RECESS.