Rocket trainer

Claim 1

IN COMBINATION WITH AN OPEN-ENDED MISSILE LAUNCHING TUBE TO BE USED AS A TRAINING DEVICE SIMULATING AN ACTUAL SERVICE ROUND IN TRAJECTORY AND FLASHBACK, INCLUDING A SIMULATED MISSILE, A HEAD WITH A NOSE PORTION THEREON, A SHANK HAVING STABILIZING FINS THEREON, SAID SHANK BEING REARWARD OF SAID HEAD AND AXIALLY ALIGNED THEREWITH, AXIAL MEANS FOR CONNECTING SAID HEAD WITH SAID SHANK, A CHAMBER IN SAID HEAD AND EXTENDING THERETHROUGH FOR RECEIVING AND GUIDING A FORWARDLY FACING TRACER CARTRIDGE, A BLAST CHAMBER IN SAID SHANK AND EXTENDING THROUGH THE ENTIRE LENGTH OF SAID SHANK FOR RECEIVING AND GUIDING A REARWARDLY FACING BLAST CARTRIDGE, SAID CHAMBERS BEING AXIALLY ALIGNED, A BREECHBLOCK MOUNTED IN AXIAL ALIGNMENT WITH AND BETWEEN SAID SHANK AND SAID HEAD, SAID BREECHBLOCK BEING MOVABLE LATERALLY WITH RELATION TO SAID CHAMBERS, MEANS FOR LOCKING SAID BREECHBLOCK IN A CLOSED POSITION, SAID BREECHBLOCK HAVING MEANS AXIALLY ALIGNED WITH SAID CHAMBERS FOR FIRING A TRACER CARTRIDGE IN RESPONSE TO A FORWARD RECOIL FROM THE FIRING OF A REARWARDLY FACING BLAST CARTRIDGE, MEANS FOR FIRING A BLAST CARTRIDGE, AND SAFETY MEANS FOR PREVENTING ACCIDENTAL DETONATION OF SAID DEVICE WHEN NOT UNDER CONDITIONS OF OPERATION.