Rocket launcher and sight

Claim 1

IN A ROCKET LAUNCHER, FIRST AND SECOND TUBULAR SECTIONS CONNECTED TO TELESCOPE BETWEEN A SHORTENED, INOPERATIVE POSITION AND AN EXTENDED, OPERATIVE POSITION, ONE END OF SAID FIRST SECTION BEING THE BREECH END OF THE LAUNCHER, MEANS FOR FIRING A ROCKET POSITIONED IN SAID LAUNCHER, A FRONT SIGHT, A SPRING HINGE CONNECTION BETWEEN SAID SIGHT AND SAID SECOND SECTION ADJACENT THE MUZZLE END THEREOF, THE AXIS OF SAID CONNECTION BEING AT RIGHT ANGLES TO THE LAUNCHER AXIS THUS ENABLING SAID SIGHT TO BE FOLDED TRANSVERSELY OF SAID MUZZLE END AND SELF-ERECTING FROM THAT POSITION, A PAIR OF END COVERS, A STRAP HAVING LENGTHWISE ELASTICITY AND INCLUDING A CONNECTION WITH EACH OF SAID COVERS, THE CONNECTION BETWEEN SAID STRAP AND SAID BREECH END COVERS BEING A HOOK DETACHABLY CAUGHT ON THE EDGE THEREOF, A PULL-PIN BETWEEN SAID BREECH COVER AND SAID FIRST SECTION OPPOSING THE STRAP RESILIENCY IN A ZONE OF SAID BREECH COVER DIAMETRICALLY OPPOSITE TO ITS CONNECTION WITH SAID STRAP, SAID SIGHT BEING FREED WHEN SAID PULL-PIN IS REMOVED AND SAID BREECH COVER IS OPEN THUS TO FREE SAID STRAP AND SAID MUZZLE COVER.