Rocket-propelled vehicle with propulsion assistant

Claim 1

THE COMBINATION OF A ROCKET-TYPE VEHICLE HAVING A CYLINDRICAL FUSELAGE WITH FRONT AND REAR ENDS AND ABUTMENT MEANS INTERMEDIATE SAID ENDS, AN ANNULAR CASING SLIDABLY POSITIONED EXTERNALLY ON SAID FUSELAGE REARWARDLY OF AND IN ENGAGEMENT WITH SAID ABUTMENT MEANS, A LATERALLY OUTWARDLY PROJECTING GUIDE BAR EXTENDING LONGITUDINALLY ON THE OUTER SURFACE OF SAID FUSELAGE REARWARDLY FROM A POINT WITHIN SAID ANNULAR CASING TOWARD THE REAR END OF THE FUSELAGE, A PORTION OF SAID GUIDE BAR SPACED REARWARDLY FROM ITS FRONT END AND DISPOSED WITHIN SAID CASING BEING INTERRUPTED TO FORM A RECESS IN THE GUIDE BAR, AND QUICK DISCONNECT MEANS FOR LOCKING SAID CASING AGAINST SLIDING REARWARDLY ALONG THE FUSELAGE, SAID DISCONNECT MEANS COMPRISING A RING MOUNTED IN SAID CASING FOR ROTATION IN A PLANE TRANSVERSE TO THE AXIS OF SAID FUSELAGE, SAID RING PASSING THROUGH SAID RECESS IN THE GUIDE BAR AND HAVING AN INNER EDGE PROVIDED WITH A SLOT WHICH IS OFFSET CIRCUMFERENTIALLY OF THE RING FROM THE